Abstract

There is provided a bi-directional amplifier device configured for use in a broadband network comprising a first directional coupler and a second directional coupler connected together so as to create separate upstream and downstream paths, an upstream amplifier element located in the upstream signal path and a downstream amplifier element located in the downstream signal path, wherein an isolator unit comprising a digital processor element is connected to an input of the upstream amplifier element and the isolator unit is adapted to digitally filter the upstream signal to remove all downstream signal frequencies before amplification of the upstream signal takes place in the upstream amplifier element. The isolator unit further comprises signal converters to convert analogue downstream and upstream signals into digital signals for processing by the digital processor element.

IPC Classes  ?

• H03F 3/62 - Two-way amplifiers
• H03F 3/68 - Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and signal conditioning filters; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; cable connection devices; housings and enclosures for electrical equipment, including isolator housings; leads, namely patch leads, cables, connectors, terminators and adaptors; noise filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; connection devices, namely computer connection devices; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods.

Abstract

There is provided a hybrid fiber coaxial network polarity switching module (60) connectable to a DC power signal obtained by rectification of an AC power signal and comprising a controller (64) in electrical communication with an H-bridge circuit (62), wherein the controller (64) is configured to act on the H-bridge circuit (62) to switch polarity of the DC power signal during a transition time less than or equal to the effective time of the AC power signal. A method of switching polarity in an HFC network is also provided.

IPC Classes  ?

• H04L 12/10 - Current supply arrangements
• H02J 1/00 - Circuit arrangements for dc mains or dc distribution networks
• H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]

Abstract

There is provided a face plate (36) for a cable tap (10) comprising a printed circuit board (PCB) (40) and first and second electrically conductive interface elements (32, 32′) in contact with the PCB (40), wherein the first interface element (32) has a first impedance and is configured to engage with an input connector (24) within a back box (12) and the second interface element (32′) has a second impedance and is configured to engage with an output connector (24′) within the back box (12). The interface elements are elongate pins, typically with a length in the range 2 to 25 mm. A support structure (42) disposed around each interface element. Part of the support structure (42) forms a boss (64, 64′) mountable on electrical switches associated with a power bar (70) within a back box.

IPC Classes  ?

• H05K 5/00 - Casings, cabinets or drawers for electric apparatus
• H01R 9/05 - Connectors arranged to contact a plurality of the conductors of a multiconductor cable for coaxial cables
• H01R 25/00 - Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
• H04H 20/78 - CATV [Community Antenna Television] systems

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and signal conditioning filters; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; cable connection devices; housings and enclosures for electrical equipment, including isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; noise filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; connection devices, including computer connection devices; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods.

Abstract

There is provided a broadband signal tap (10) comprising a housing (12) and a cover (14) adapted to be removable from and attachable to the housing (12), the housing (12) comprising a power continuity connector (24) and the cover (14) comprising at least one external subscriber port (16), wherein at least one electrically conductive pad (32, 34) is disposed within the housing (12) to physically and electrically contact the housing (12) and the power continuity connector (24) and so remove resonant effects. The at least one electrically conductive pad (32, 34) comprises a first portion (56, 62) for engaging with the housing and a second portion (58, 60) for engaging with the power continuity connector (24). A cover (14) incorporating at least one electrically conductive pad (32, 34) is also provided.

IPC Classes  ?

• H04N 7/10 - Adaptations for transmission by electrical cable
• H01P 5/19 - Conjugate devices, i.e. devices having at least one port decoupled from one other port of the junction type

Abstract

There is provided a broadband signal tap (10) comprising a housing (12) and a cover (14) adapted to be removable from and attachable to the housing (12), the housing (12) comprising a power continuity connector (24) and the cover (14) comprising at least one external subscriber port (16), wherein at least one electrically conductive pad (32, 34) is disposed within the housing (12) to physically and electrically contact the housing (12) and the power continuity connector (24) and so remove resonant effects. The at least one electrically conductive pad (32, 34) comprises a first portion (56, 62) for engaging with the housing and a second portion (58, 60) for engaging with the power continuity connector (24). A cover (14) incorporating at least one electrically conductive pad (32, 34) is also provided.

IPC Classes  ?

• H04N 7/10 - Adaptations for transmission by electrical cable
• H01P 5/19 - Conjugate devices, i.e. devices having at least one port decoupled from one other port of the junction type

Abstract

There is provided a broadband network (2) comprising fiber cable and unreplaceable sections of coaxial cable (22) associated with buildings used by end users of the network, wherein a wireless signal transmitter/receiver (24, 26) is connected at each end of each unreplaceable section of the coaxial cable (22) to convert Ethernet signals to electrical signals to pass along the unreplaceable section of the coaxial cable (22). Electrical power for wireless signal transmitters/receivers (24, 26) is provided from a power source (40) associated with a user building, electrical power routed along the unreplaceable section of coaxial cable to reach at least one wireless signal transmitter/receiver (24). A method of conveying signals within a broadband network comprising fiber cable and unreplaceable sections of coaxial cable is also provided.

IPC Classes  ?

• H04Q 11/00 - Selecting arrangements for multiplex systems
• H04J 14/02 - Wavelength-division multiplex systems

Abstract

There is provided a broadband network (2) comprising fiber cable and unreplaceable sections of coaxial cable (22) associated with buildings used by end users of the network, wherein a wireless signal transmitter/receiver (24, 26) is connected at each end of each unreplaceable section of the coaxial cable (22) to convert Ethernet signals to electrical signals to pass along the unreplaceable section of the coaxial cable (22). Electrical power for wireless signal transmitters/receivers (24, 26) is provided from a power source (40) associated with a user building, electrical power routed along the unreplaceable section of coaxial cable to reach at least one wireless signal transmitter/receiver (24). A method of conveying signals within a broadband network comprising fiber cable and unreplaceable sections of coaxial cable is also provided.

IPC Classes  ?

• H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
• H04L 12/10 - Current supply arrangements

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and signal conditioning filters; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; cable connection devices; housings and enclosures for electrical equipment, including isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; noise filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; connection devices, including computer connection devices; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods.

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and signal conditioning filters; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; cable connection devices; housings and enclosures for electrical equipment, including isolator housings; leads, namely patch leads, cables, connectors, terminators and adaptors; noise filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; connection devices, namely computer connection devices; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods.

IPC Classes  ?

• H04N 7/10 - Adaptations for transmission by electrical cable
• H05K 5/03 - Covers

Abstract

There is provided a module (40) for a cable TV network distribution tap comprising an insert (42) locatable over a power pass bar (24) and an activation switch (26) located in a Cisco/Scientific Atlanta back box (10) and at least one support element (52) mounted on the insert (42) and moveable to locate at least part of the support element (52) beneath the power pass bar (24). When a faceplate is mounted on the back box, the pivot axis of the power pass bar is changed to ensure the power pass bar does not physically contact connectors on which terminals are mounted.

IPC Classes  ?

• H04N 21/226 - Internal components of the server

Abstract

There is provided a plug-in bypass module (40) configured to be connected between connector terminals (20, 20′) of a Cisco/Scientific Atlanta back box (10), the module (40) comprising a housing (46) within which is located a power pass bar (42) and an actuation element (44), wherein the power pass bar (42) comprises a central portion (50) disposed within the housing and two end portions (52) disposed external to the housing, the power pass bar (42) moveable in response to the actuation element (44) to create an air gap between each end portion (52) and support blocks (22, 22′) on which connector terminals in a Cisco/Scientific Atlanta back box (10) are mounted. Each end portion (52) is angled relative to the central portion (50).

IPC Classes  ?

• H01H 9/02 - Bases, casings, or covers
• H01H 9/00 - Details of switching devices, not covered by groups

Abstract

There is provided a jumper tool (60) configured for use with a CATV back box (10) comprising a substantially horizontal U-shaped housing (62) bent at each open end of the U-shape to form first and second downwardly depending limbs (66, 66′) and further comprising an electrically conductive elongate element (70) located within the housing (62) and passing from the first downwardly depending limb (66) to the second downwardly depending limb (66′) so as to provide an electrical connection passing between each limb.

IPC Classes  ?

• H01R 31/08 - Short-circuiting members for bridging contacts in a counterpart

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and signal conditioning filters; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; cable connection devices; housings and enclosures for electrical equipment, including isolator housings; leads, namely patch leads, cables, connectors, terminators and adaptors; noise filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; connection devices, namely computer connection devices; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods.

IPC Classes  ?

• H02H 1/00 - Details of emergency protective circuit arrangements
• H02H 9/00 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
• H02M 3/02 - Conversion of DC power input into DC power output without intermediate conversion into AC

Abstract

The invention provides a faceplate for a network signal distribution tap, the faceplate being adapted and configured for removable attachment to a tap back box, the faceplate comprising guide means of suitable dimensions and positioning to prevent the faceplate from being offered up to the back box at a significant deviation from perfect alignment; and a signal distribution tap comprising the faceplate of the invention.

IPC Classes  ?

• H02G 3/08 - Distribution boxesConnection or junction boxes
• H02G 3/14 - Fastening of cover or lid to box

Abstract

There is provided a bi-directional amplifier device (10) configured for use in a broadband network comprising a first directional coupler (12) and a second directional coupler (14) connected together so as to create separate upstream and downstream paths (16, 18), an upstream amplifier element (24) located in the upstream signal path (16) and a downstream amplifier element (24′) located in the downstream signal path (18), wherein an isolator unit (40) comprising a digital processor element (56) is connected to an input (45) of the upstream amplifier element (24) and the isolator unit (40) is adapted to digitally filter the upstream signal to remove all downstream signal frequencies before amplification of the upstream signal takes place in the upstream amplifier element (24). The isolator unit (40) further comprises signal converters (58, 60) to convert analogue downstream and upstream signals into digital signals for processing by the digital processor element (56).

IPC Classes  ?

• H03F 3/04 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
• H01P 5/18 - Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers

Abstract

The invention provides a faceplate for a network signal distribution tap, the faceplate being adapted and configured for removable attachment to a tap back box, the faceplate comprising a guide element of suitable dimensions and positioning to prevent the faceplate from being offered up to the back box at a significant deviation from perfect alignment; and a signal distribution tap comprising the faceplate of the invention.

IPC Classes  ?

• G06F 1/18 - Packaging or power distribution

Abstract

There is provided a cable network power unit (22) configured to generate a DC power signal periodically switching between a positive and negative voltage, the power unit (22) comprising a polarity switching module (66), current measuring device (60), and a controller (64), wherein the controller (64) is responsive to abrupt changes in current to trigger the polarity switching module (66) to switch polarity of the DC power signal, and thereby reset surge protectors in active devices such as nodes or amplifiers if they have triggered due to a power surge, for example from a lightning strike.

IPC Classes  ?

• H02H 1/06 - Arrangements for supplying operative power
• H02H 9/04 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
• H02H 9/06 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using spark-gap arresters

Abstract

There is provided a cable network power unit (22) configured to generate a DC power signal periodically switching between a positive and negative voltage, the power unit (22) comprising a polarity switching module (66), current measuring device (60), and a controller (64), wherein the controller (64) is responsive to abrupt changes in current to trigger the polarity switching module (66) to switch polarity of the DC power signal, and thereby reset surge protectors in active devices such as nodes or amplifiers if they have triggered due to a power surge, for example from a lightning strike.

IPC Classes  ?

• H02H 9/02 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
• H02H 1/00 - Details of emergency protective circuit arrangements

IPC Classes  ?

• H04B 3/54 - Systems for transmission via power distribution lines
• H04B 10/2575 - Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
• H04N 7/10 - Adaptations for transmission by electrical cable
• H04N 7/22 - Adaptations for optical transmission

Abstract

There is provided a hybrid fiber coaxial network polarity switching module (60) connectable to a DC power signal obtained by rectification of an AC power signal and comprising a controller (64) in electrical communication with an H-bridge circuit (62), wherein the controller (64) is configured to act on the H-bridge circuit (62) to switch polarity of the DC power signal during a transition time less than or equal to the effective time of the AC power signal. A method of switching polarity in an HFC network is also provided.

IPC Classes  ?

• H04N 7/22 - Adaptations for optical transmission
• H04N 7/10 - Adaptations for transmission by electrical cable
• H04B 10/2575 - Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
• H04B 3/54 - Systems for transmission via power distribution lines

Abstract

There is provided a broadband signal tap (10) comprising a housing (12) and a cover (14) adapted to be removable from and attachable to the housing (12), the housing (12) comprising a power continuity connector (24) and the cover (14) comprising at least one external subscriber port (16), wherein at least one electrically conductive pad (32, 34) is disposed within the housing (12) to physically and electrically contact the housing (12) and the power continuity connector (24) and so remove resonant effects. The at least one electrically conductive pad (32, 34) comprises a first portion (56, 62) for engaging with the housing and a second portion (58, 60) for engaging with the power continuity connector (24). A cover (14) incorporating at least one electrically conductive pad (32, 34) is also provided.

IPC Classes  ?

• H04N 7/10 - Adaptations for transmission by electrical cable
• H01P 5/19 - Conjugate devices, i.e. devices having at least one port decoupled from one other port of the junction type

Abstract

There is provided a broadband signal tap (10) comprising a housing (12) and a cover (14) adapted to be removable from and attachable to the housing (12), the housing (12) comprising a power continuity connector (24) and the cover (14) comprising at least one external subscriber port (16), wherein at least one electrically conductive pad (32, 34) is disposed within the housing (12) to physically and electrically contact the housing (12) and the power continuity connector (24) and so remove resonant effects. The at least one electrically conductive pad (32, 34) comprises a first portion (56, 62) for engaging with the housing and a second portion (58, 60) for engaging with the power continuity connector (24). A cover (14) incorporating at least one electrically conductive pad (32, 34) is also provided.

IPC Classes  ?

• H01R 13/646 - Details of coupling devices of the kinds covered by groups or specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
• H01R 24/52 - Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency mounted in or to a panel or structure
• H04N 7/10 - Adaptations for transmission by electrical cable

Abstract

There is provided a face plate (36) for a cable tap (10) comprising a printed circuit board (PCB) (40) and first and second electrically conductive interface elements (32, 32′) in contact with the PCB (40), wherein the first interface element (32) has a first impedance and is configured to engage with an input connector (24) within a back box (12) and the second interface element (32′) has a second impedance and is configured to engage with an output connector (24′) within the back box (12). The interface elements are elongate pins, typically with a length in the range 2 to 25 mm. A support structure (42) disposed around each interface element. Part of the support structure (42) forms a boss (64, 64′) mountable on electrical switches associated with a power bar (70) within a back box.

IPC Classes  ?

• H05K 5/00 - Casings, cabinets or drawers for electric apparatus
• H01R 9/05 - Connectors arranged to contact a plurality of the conductors of a multiconductor cable for coaxial cables
• H01R 25/00 - Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
• H04H 20/78 - CATV [Community Antenna Television] systems

Abstract

There is provided a face plate for a cable tap comprising a printed circuit board (PCB) and first and second electrically conductive interface elements in contact with the PCB, wherein the first interface element has a first impedance and is configured to engage with an input connector within a back box and the second interface element has a second impedance and is configured to engage with an output connector within the back box. The interface elements are elongate pins, typically with a length in the range 2 to 25mm. A support structure disposed around each interface element. Part of the support structure forms a boss mountable on electrical switches associated with a power bar within a back box.

IPC Classes  ?

• H01R 13/66 - Structural association with built-in electrical component
• H02G 3/14 - Fastening of cover or lid to box

Abstract

There is provided a cable network device (10) comprising an output path (32), for example from a diplex filter, connected to at least one output (14) and a test port (24') associated with the at least one output (14), wherein a microstrip directional coupler (30) is disposed in the output path (32) with a coupling port (44) of the microstrip directional coupler (30) connected to the test port (24'), and an amplifier element (36) and at least one equalizer (34) disposed between the coupling port (44) and the test port (24'). The device is configured for signals complying with a high frequency spectrum of 1.8 GHz and above.

IPC Classes  ?

• H01P 5/00 - Coupling devices of the waveguide type
• H04B 3/14 - Control of transmissionEqualising characterised by the equalising network used
• H04B 3/46 - MonitoringTesting

Abstract

There is provided a cable network device (10) comprising an output path (32), for example from a diplex filter, connected to at least one output (14) and a test port (24′) associated with the at least one output (14), wherein a microstrip directional coupler (30) is disposed in the output path (32) with a coupling port (44) of the microstrip directional coupler (30) connected to the test port (24′), and an amplifier element (36) and at least one equalizer (34) disposed between the coupling port (44) and the test port (24′). The device is configured for signals complying with a high frequency spectrum of 1.8 GHz and above.

IPC Classes  ?

• H04N 7/10 - Adaptations for transmission by electrical cable
• H01P 5/18 - Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
• H03F 1/18 - Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of distributed coupling
• H03H 7/48 - Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
• H04B 3/466 - Testing attenuation in combination with at least one of group delay and phase shift

Goods & Services

Broadband or multimedia communications apparatus, being apparatus for supplying cable television, namely, cable broadcast transmission machines and apparatus and structural replacement parts thereof; apparatus and components for use in broadband communications, telecommunications and cable television systems, being apparatus for supplying signals to television receivers, namely, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae; signal transmission, distribution and relaying apparatus, namely, electric data converters and signal processors in the nature of electrical signal processing equalizers; signal distribution equipment, namely, electronic transmitters and receivers of electronic signals, signal splitters for electronic apparatus, electronic encryption and decryption units for scrambling signals, FM modulators and demodulators; signal combiners for connecting antennas and receivers; splitters and interfaces, namely, digital signal splitters for electronic apparatus; amplifiers; signal conditioning devices for industrial process control and signal conditioning filters for radio interference suppression; apparatus for processing signals for digital television, namely, cable television converters; apparatus for supplying and relaying signals for digital television, namely, electronic television receivers and transmitters; system protection and safety apparatus, namely, voltage surge protectors; components for telecommunications apparatus and installations, namely, electric resistors and electric capacitors; cable connection devices, namely, electrical plug device enabling connection and disconnection of power and control cables; housings and enclosures for electrical equipment, namely, electrical isolator housings for integrated circuits; leads, namely, patch cable jump leads, electrical cables, electrical connectors, electrical terminators and electric adaptor cables; noise filters being filters for radio interference suppression, except filters used in connection with pet keeping; electronic components, namely, galvanic isolators; computer hardware, namely, ethernet interfaces; telephone modems; cable modems; connection devices, namely, computer connection cables; computers; computing apparatus and instruments, namely, computers and computer hardware; components for data processing apparatus and installations, namely, electronic data processing apparatus; structural parts and fittings for all the aforesaid goods

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and signal conditioning filters; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; cable connection devices; housings and enclosures for electrical equipment, including isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; noise filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; connection devices, including computer connection devices; computers; computing apparatus and instruments; computer hardware and software, including computer programs; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods.

Abstract

There is provided an amplifier device comprising a first directional coupler (12: 30, 32) and a second directional coupler (14: 30′, 32′) connected together so as to create separate upstream (16) and downstream (18) paths in which amplifier means (24, 24′) are located, wherein the first and second directional couplers (12, 14: 30, 32; 30′, 32′) are configured to have different signal loss characteristics, one of the directional couplers having low signal loss characteristics for upstream signals and the other directional coupler having low signal loss characteristics for downstream signals. The signal loss characteristics are preferably the coupling loss of each directional coupler (12, 14: 30, 32; 30′, 32′). The first and second directional couplers may each comprise a microstrip directional coupler (30; 30′) connected to a ferrite directional coupler (50; 50′).

IPC Classes  ?

• H03F 1/26 - Modifications of amplifiers to reduce influence of noise generated by amplifying elements
• H03F 3/62 - Two-way amplifiers

Goods & Services

(1) Broadband and multimedia communications apparatus, being apparatus for supplying cable television, namely, cable broadcast transmission machines and structural replacement parts thereof; apparatus and components for use in broadband communications, telecommunications and cable television systems, being apparatus for supplying signals to television receivers, namely, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae; signal transmission, distribution and relaying apparatus, namely, electric data converters and signal processors in the nature of electrical signal processing equalizers; signal distribution equipment, namely, electronic transmitters and receivers of electronic signals, signal splitters for electronic apparatus, electronic encryption and decryption units for scrambling signals, FM modulators and demodulators; signal combiners for connecting antennas and receivers; splitters and interfaces, namely, digital signal splitters for electronic apparatus; amplifiers, namely, cellular phone signal amplifiers data amplifiers, wireless network extenders, frequency extenders, radio frequency amplifiers, signal amplifiers, line drivers being electronic amplifier circuits, automobile stereo amplifiers, distribution amplifiers, and power amplifiers; signal conditioning devices for industrial process control and signal conditioning filters for radio interference suppression; apparatus for processing signals for digital television, namely, cable television converters; apparatus for supplying and relaying signals for digital television, namely, electronic television receivers and transmitters; system protection and safety apparatus, namely, voltage surge protectors; components for telecommunications apparatus and installations, namely, electric resistors and electric capacitors; cable connection devices, namely, electrical plug device enabling connection and disconnection of power and control cables; housings and enclosures for electrical equipment, namely, electrical isolator housings for integrated circuits; leads, namely, patch cable jump leads, electrical cables, electrical connectors, electrical terminators and electric adaptor cables; noise filters being filters for radio interference suppression, except filters used in connection with pet keeping; electronic components, namely, galvanic isolators; computer hardware, namely, ethernet interfaces; telephone modems; cable modems; connection devices, namely, computer connection cables; computers; computing apparatus and instruments, namely, computers and computer hardware; structural parts and fittings for all the aforesaid goods (1) installation, maintenance and repair of: broadband and multimedia communications apparatus, being apparatus for supplying cable television, namely, cable broadcast transmission machines and structural replacement parts thereof, apparatus and components for use in broadband communications, telecommunications and cable television systems, being apparatus for supplying signals to television receivers, namely, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae, signal transmission, distribution and relaying apparatus, namely, electric data converters and signal processors in the nature of electrical signal processing equalizers, signal distribution equipment, namely, electronic transmitters and receivers of electronic signals, signal splitters for electronic apparatus, electronic encryption and decryption units for scrambling signals, FM modulators and demodulators, signal combiners for connecting antennas and receivers, splitters and interfaces, namely, digital signal splitters for electronic apparatus, amplifiers, signal conditioning devices for industrial process control and signal conditioning filters for radio interference suppression, apparatus for processing signals for digital television, namely, cable television converters, apparatus for supplying and relaying signals for digital television, namely, electronic television receivers and transmitters, system protection and safety apparatus, namely, voltage surge protectors, components for telecommunications apparatus and installations, namely, electric resistors and electric capacitors, cable connection devices, namely, electrical plug device enabling connection and disconnection of power and control cables, housings and enclosures for electrical equipment, namely, electrical isolator housings for integrated circuits, leads, namely, patch cable jump leads, electrical cables, electrical connectors, electrical terminators and electric adaptor cables, noise filters being filters for radio interference suppression, except filters used in connection with pet keeping, electronic components, namely, galvanic isolators, computer hardware, namely, ethernet interfaces, telephone modems, cable modems, connection devices, namely, computer connection cables, computers, computing apparatus and instruments, namely, computers and computer hardware, and structural parts and fittings for all the aforesaid goods; installation of cable television systems; provision of advice relating to installation, maintenance and repair of passive broadband communications networks and cable television networks; provision of advice relating to installation, maintenance, upgrading and repair of broadband networks, passive networks and customer installations connected to such networks (2) Computer programming services; computer software development; technical consultancy services, namely, computer technology consultancy services; technical consultancy services, namely, consultancy and information services in the field of computer system integration, data integration, data migration and cloud automation; technical consultancy services relating to passive broadband communications networks, cable television networks, and customer installations connected to such networks; provision of technical advice relating to data processing apparatus for use in broadband communications, telecommunications and cable television systems, namely, television systems engineering, development of interactive multimedia software, design and development of software and hardware for producing, recording and processing digital and analogue signals, design and development of software and hardware for signal amplification and transmission, and software engineering services for data processing programs

Goods & Services

Technical consultancy services, namely, technical consultancy services relating to broadband or multimedia communication apparatus; provision of technical advice relating to data processing apparatus for use in broadband communications, telecommunications or cable television systems Broadband or multimedia communications apparatus, being apparatus for supplying cable television, namely, cable broadcast transmission machines and apparatus and structural replacement parts thereof; apparatus and components for use in broadband communications, telecommunications and cable television systems, being apparatus for supplying signals to television receivers, namely, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae; signal transmission, distribution and relaying apparatus, namely, electric data converters and signal processors in the nature of electrical signal processing equalizers; signal distribution equipment, namely, electronic transmitters and receivers of electronic signals, signal splitters for electronic apparatus, electronic encryption and decryption units for scrambling signals, FM modulators and demodulators; signal combiners for connecting antennas and receivers; splitters and interfaces, namely, digital signal splitters for electronic apparatus; amplifiers; signal conditioning devices for industrial process control and signal conditioning filters for radio interference suppression; apparatus for processing signals for digital television, namely, cable television converters; apparatus for supplying and relaying signals for digital television, namely, electronic television receivers and transmitters; system protection and safety apparatus, namely, voltage surge protectors; components for telecommunications apparatus and installations, namely, electric resistors and electric capacitors; cable connection devices, namely, electrical plug device enabling connection and disconnection of power and control cables; housings and enclosures for electrical equipment, namely, electrical isolator housings for integrated circuits; leads, namely, patch cable jump leads, electrical cables, electrical connectors, electrical terminators and electric adaptor cables; noise filters being filters for radio interference suppression, except filters used in connection with pet keeping; electronic components, namely, galvanic isolators; computer hardware, namely, ethernet interfaces; telephone modems; cable modems; connection devices, namely, computer connection cables; computers; computing apparatus and instruments, namely, computers and computer hardware; components for data processing apparatus and installations, namely, electronic data processing apparatus; structural parts and fittings for all the aforesaid goods Installation, maintenance and repair of telecommunications and data processing apparatus; installation, maintenance and repair of telecommunications and data processing apparatus for use in broadband communications, telecommunications and cable television systems; installation, maintenance and repair of apparatus for processing, supplying or relaying signals including signals for digital television; provision of advice relating to installation, maintenance and repair of passive networks and customer technical components for broadband communications and cable television; provision of advice relating to installation, maintenance, upgrading and repair of broadband networks, passive networks and customer installations connected to such networks Computer programming services; computer software development

Abstract

There is provided a cable tap (36) comprising an input (38) and an output (40), a first signal path (37) connected between the input (38) and the output (40), and a splitter element (26) providing a plurality of tap ports (24), wherein a second signal path (43) is connected between the splitter element (26) and the first signal path (37) and signal processing element (42) is disposed in the second signal path (43), the signal processing element (42) configured to measure and adjust characteristics of a signal passing between the splitter element (26) and the first signal path (37) so as to ensure each tap port remains at a required signal level. The signal processing element (42) comprises a gain control element (44) acting on at least one level attenuator (46) and at least one equalizer (50).

IPC Classes  ?

• H01R 9/05 - Connectors arranged to contact a plurality of the conductors of a multiconductor cable for coaxial cables
• H01R 13/64 - Means for preventing, inhibiting or avoiding incorrect coupling
• H01R 103/00 - Two poles

Abstract

There is provided fiber-coaxial amplifier device (10) comprising at least one output (14) and a test point (26) associated with the at least one output (14), wherein alternative first and second electrical paths (36, 38) are connectable to the at least one output (14), the first path (36) connectable to the at least one output (14) whilst bypassing the test point, the second path (38) connectable to both the at least one output (14) and the test point (26), and a relay (30) operable to connect one of the first path or the second path to the at least one output (14). The fiber-coaxial amplifier device (10) is configured for signals complying with Extended Spectrum DOCSIS.

IPC Classes  ?

• H04N 7/10 - Adaptations for transmission by electrical cable

Abstract

There is provided an optical network device (30) comprising separate downstream and upstream signal paths (33, 34) disposed between a wavelength division multiplexing unit (16) and a signal splitting element (32, 44, 50), an optical to electrical signal converter (18) disposed in the downstream path and an electrical to optical signal converter (22) disposed in the upstream path, wherein the signal splitting element (32, 44, 50) is capable of splitting signals independent of signal frequency and is configured with an isolation of 30 to 50 dB thereby to substantially prevent leakage of downstream signals into upstream path (34). The signal splitting element is capable of splitting signals independent of signal frequency and may be a directional coupler, two-way signal splitter or hybrid coupler comprising at least two different types of coupler element.

IPC Classes  ?

• H04B 10/2575 - Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
• H04B 10/25 - Arrangements specific to fibre transmission

Goods & Services

Technical consultancy services relating to cable television transmission via cable television transmission networks. Apparatus and components for use in cable television systems, namely, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae; digital signal taps being electrical power devices and digital signal splitters for electronic apparatus; amplifiers; signal conditioning devices for industrial process control; signal filters for radio interference suppression; apparatus for processing signals for digital television, namely, cable television converters; apparatus for supplying and relaying signals for digital television, namely, electronic television receivers and transmitters; system protection and safety apparatus, namely, voltage surge protectors; housing and enclosures, namely, isolator housings for integrated circuits; leads, namely, cable jump leads and patch lead electric conductors for cable installation; filters for radio interference suppression; voltage surge protecting galvanic isolators in the nature of voltage surge protectors; ethernet interface adapters, cables, controllers, repeaters, switches and transceivers; structural parts and fittings for all the aforesaid goods. The bringing together, for the benefit of others, of components used in broadband networks, passive networks, and customer installations connected to such networks, namely, cable broadcast transmission machines and apparatus and structural replacement parts thereof, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae, electric data converters and signal processors in the nature of electrical signal processing equalizers, electronic transmitters and receivers of electronic signals, signal splitters for electronic apparatus, electronic encryption and decryption units for scrambling signals, FM modulators and demodulators, electronic signal combiners for connecting antennas and receivers, digital signal taps being electrical power devices and digital signal splitters for electronic apparatus, amplifiers, signal conditioning devices for industrial process control, signal filters for radio interference suppression, cable television converters, electronic television receivers and transmitters, voltage surge protectors, electric resistors and electric capacitors, electrical plug device enabling connection and disconnection of power and/or control cables, isolator housings for integrated circuits, cable jump leads and patch lead electric conductors for cable installation, co-axial cables being electric cables, cable and electric connectors, electrical terminators, co-axial cable adapters being electric adapter cables, filters for radio interference suppression, voltage surge protecting galvanic isolators in the nature of voltage surge protectors, Ethernet interface adapters, cables, controllers, repeaters, switches and transceivers, telephone modems, cable modems, namely, computer connection cables, computers, computer peripherals, computer hardware, isolators, splitters and filters being structural component parts of data processors, excluding the transport thereof, enabling customers to conveniently view and purchase those goods by means of online retail stores. Installation, maintenance and repair of telecommunications and data processing apparatus; installation, maintenance and repair of telecommunications and data processing apparatus for use in broadband communications, telecommunications and cable television systems; installation, maintenance and repair of apparatus for processing, supplying or relaying signals including signals for digital television; provision of advice relating to installation, maintenance and repair of passive networks and customer technical components for broadband communications and cable television; provision of advice relating to installation, maintenance, upgrading and repair of broadband networks, passive networks and customer installations connected to such networks Delivery, storage and packaging of components used in broadband networks, passive networks and customer installations connected to such networks Technological consultancy services relating to cable television networks.

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and signal conditioning filters; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; cable connection devices; housings and enclosures for electrical equipment, including isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; noise filters, except filters used in connection with pet keeping; galvanic isolators; ethernet interfaces; telephone modems; cable modems; connection devices, including computer connection devices; computers; computing apparatus and instruments; computer hardware and software, including computer programs; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods. The bringing together, for the benefit of others, of a variety of goods, enabling customers to conveniently view and purchase those goods from an Internet website featuring components used in broadband networks, passive networks and customer installations connected to such networks. Installation, maintenance and repair of telecommunications and data processing apparatus; installation, maintenance and repair of telecommunications and data processing apparatus for use in broadband communications, telecommunications and cable television systems; installation, maintenance and repair of apparatus for processing, supplying or relaying signals including signals for digital television; provision of advice relating to installation, maintenance and repair of passive networks and customer technical components for broadband communications and cable television; provision of advice relating to installation, maintenance, upgrading and repair of broadband networks, passive networks and customer installations connected to such networks. Telecommunication routing and junction services; providing telecommunications connections to a global computer network; providing user access to a global computer network; provision of advice relating to components used in broadband networks, passive networks, customer installations connected to such networks and security systems, namely advisory services relating to communications equipment. Delivery, storage and packaging of components used in broadband networks, passive networks and customer installations connected to such networks. Technical consultancy services, including technical consultancy services relating to broadband or multimedia communication apparatus; provision of technical advice relating to data processing apparatus for use in broadband communications, telecommunications or cable television systems.

Abstract

There is provided an amplifier device comprising a first directional coupler (12: 30, 32) and a second directional coupler (14: 30', 32') connected together so as to create separate upstream (16) and downstream (18) paths in which amplifier means (24, 24') are located, wherein the first and second directional couplers (12, 14: 30, 32; 30', 32') are configured to have different signal loss characteristics, one of the directional couplers having low signal loss characteristics for upstream signals and the other directional coupler having low signal loss characteristics for downstream signals. The signal loss characteristics are preferably the coupling loss of each directional coupler (12, 14: 30, 32; 30', 32'). The first and second directional couplers may each comprise a microstrip directional coupler (30; 30') connected to a ferrite directional coupler (50; 50').

IPC Classes  ?

• H01P 1/22 - Attenuating devices
• H03F 3/62 - Two-way amplifiers
• H04N 7/10 - Adaptations for transmission by electrical cable

Abstract

There is provided an amplifier device comprising a first directional coupler (12: 30, 32) and a second directional coupler (14: 30', 32') connected together so as to create separate upstream (16) and downstream (18) paths in which amplifier means (24, 24') are located, wherein the first and second directional couplers (12, 14: 30, 32; 30', 32') are configured to have different signal loss characteristics, one of the directional couplers having low signal loss characteristics for upstream signals and the other directional coupler having low signal loss characteristics for downstream signals. The signal loss characteristics are preferably the coupling loss of each directional coupler (12, 14: 30, 32; 30', 32'). The first and second directional couplers may each comprise a microstrip directional coupler (30; 30') connected to a ferrite directional coupler (50; 50').

IPC Classes  ?

• H03F 3/62 - Two-way amplifiers
• H01P 1/22 - Attenuating devices
• H04N 7/10 - Adaptations for transmission by electrical cable

Abstract

There is provided a connector comprising an electrically conductive member (48) fixed in position within a rotatable insulating body (42), the electrically conductive member (48) comprising at least one connection channel (72, 74), a biasing member (46) such as a torsion spring connected to the insulating body (42), and an insertion axis (94), wherein the rotatable insulating body (42) is formed with at least one tapered guide channel (44) in which is located an insertion axis and the insulating body (42) is rotatable from a first biased position in which the at least one tapered guide channel (44) is offset from the connection channel (72, 74) to a second biased position where the at least one connection channel (72, 74) is aligned with the insertion axis (94). The electrically conductive member (48) is rotatable against a biasing force of the biasing member (46) upon insertion of a conductor pin.

IPC Classes  ?

• H01R 4/48 - Clamped connectionsSpring connections using a spring, clip or other resilient member
• H01R 9/05 - Connectors arranged to contact a plurality of the conductors of a multiconductor cable for coaxial cables
• H01R 24/54 - Intermediate parts, e.g. adapters, splitters or elbows

Goods & Services

Broadband or multi-media communications apparatus, namely, cable broadcast transmission machines and apparatus and structural replacement parts thereof; apparatus and components for use in broadband communications, telecommunications and cable television systems, namely, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae; signal transmission, distribution and relaying apparatus, namely, electric data converters and signal processors in the nature of electrical signal processing equalizers; signal distribution equipment, namely, electronic transmitters and receivers of electronic signals, signal splitters for electronic apparatus, electronic encryption and decryption units for scrambling signals, FM modulators and demodulators; electronic signal combiners for connecting antennas and receivers; digital signal taps being electrical power devices and digital signal splitters for electronic apparatus; amplifiers; signal conditioning devices for industrial process control; signal filters for radio interference suppression; apparatus for processing signals for digital television, namely, cable television converters; apparatus for supplying and relaying signals for digital television, namely, electronic television receivers and transmitters; system protection and safety apparatus, namely, voltage surge protectors; components for telecommunications apparatus and installations, namely, electric resistors and electric capacitors; cable connection devices, namely, electrical plug device enabling connection and disconnection of power and/or control cables; housing and enclosures, namely, isolator housings for integrated circuits; leads, namely, cable jump leads and patch lead electric conductors for cable installation; co-axial cables being electric cables; cable and electric connectors; electrical terminators; co-axial cable adapters being electric adapter cables; filters for radio interference suppression; voltage surge protecting galvanic isolators in the nature of voltage surge protectors; Ethernet interface adapters, cables, controllers, repeaters, switches and transceivers; telephone modems; cable modems; connection devices, namely, computer connection cables; computers; computer peripherals; computer hardware; isolators, splitters and filters being structural component parts of data processors; structural parts and fittings for all the aforesaid goods Installation, maintenance and repair of telecommunications equipment, namely, cable television networks and broadband networks; provision of advice relating to installation, maintenance, and repair of telecommunications equipment, namely, cable television networks and broadband networks; technical consultancy services relating to the construction of infrastructure for cable television networks and broadband networks Technical consultancy services relating to cable television transmission and broadband communication via cable television transmission networks and broadband communication networks

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and filters; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; electrical switching apparatus and switches; cable connection devices; housings and enclosures, including isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; connection devices, including computer connection devices; computers; computing apparatus and instruments; computer hardware and software, including computer programs; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods.

Goods & Services

Broadband or multi-media communications apparatus, namely, cable broadcast transmission machines and apparatus and structural replacement parts thereof; apparatus and components for use in broadband communications, telecommunications and cable television systems, namely, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae; signal transmission, distribution and relaying apparatus, namely, data converters and signal processors in the nature of electrical signal processing equalizers; signal distribution equipment, namely, transmitters and receivers of electronic signals, signal splitters for electronic apparatus, electronic encryption and decryption units for scrambling signals, modulators and demodulators; electronic signal combiners for connecting antennas and receivers; digital signal taps and digital signal splitters for electronic apparatus; amplifiers; signal conditioning devices for industrial process control; signal filters for radio interference suppression; apparatus for processing signals for digital television, namely, cable television converters; apparatus for supplying and relaying signals for digital television, namely, television receivers and transmitters; system protection and safety apparatus, namely, voltage surge protectors; components for telecommunications apparatus and installations, namely, electric resistors and electric capacitors; cable connection devices, namely, electric plug device enabling connection and disconnection of power and/or control cables; housing and enclosures, namely, isolator housings for integrated circuits; leads, namely, cable jump leads and patch lead electric conductors for cable installation; co-axial cables; cable and electric connectors; electrical terminators; co-axial cable adapters; filters for radio interference suppression; voltage surge protecting galvanic isolators; Ethernet interface adapters, cables, controllers, repeaters, switches and transceivers; telephone modems; cable modems; connection devices, namely, computer connection cables; computers; computer peripherals; computer hardware; isolators, splitters and filters being structural component parts of data processors; structural parts and fittings for all the aforesaid goods

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and filters; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; electrical switching apparatus and switches; cable connection devices; housings and enclosures, including isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; connection devices, including computer connection devices; computers; computing apparatus and instruments; computer hardware and software, including computer programs; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods. Installation, maintenance and repair of telecommunications and data processing apparatus; installation, maintenance and repair of telecommunications and data processing apparatus for use in broadband communications, telecommunications and cable television systems; provision of advice relating to installation, maintenance, upgrading and repair of broadband networks, passive networks, customer installations connected to such networks. Technical consultancy services, including technical consultancy services relating to broadband or multimedia communication apparatus; provision of advice relating to data processing apparatus for use in broadband communications, telecommunications or cable television systems; provision of advice relating to customer technical components for broadband communications and cable television.

Abstract

There is provided a cable tap device comprising a microstrip directional coupler having a first input port, a first output port, an isolation port and a first coupling port and a ferrite directional coupler having a second input port, a second output port and a second coupling port, wherein the microstrip directional coupler and the ferrite directional coupler are connected together to form a tap unit such that the first output port is connected to the second input port, the isolation port is connected to the second coupling port and the first coupling port connects to one or more tap ports. Capacitive elements can be associated with both types of directional coupler to prevent passage of low frequency signals through the directional couplers. Inductive elements to prevent passage of high frequency signals through the directional couplers.

IPC Classes  ?

• H01P 5/18 - Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
• H04N 7/10 - Adaptations for transmission by electrical cable
• H04B 3/02 - Line transmission systems Details
• H03H 7/48 - Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
• H01P 1/22 - Attenuating devices

Abstract

There is provided a method of transporting digital data over coaxial cable (20) comprising converting digital signals associated with data into data electrical signals, positioning at least one repeater station (46), along a coaxial cable, restoring digital signals from the data electrical signals at the repeater station, and converting the digital signals back into data electrical signals at the repeater station for onward transmission. Typically a plurality of repeater stations (46) are disposed at spaced-apart intervals along the coaxial cable (20) with each repeater station comprises a receiver and transmitter, the receiver receiving data electrical signals and restoring these into digital signals with the transmitter converting the digital signals back into data electrical signals for onward transmission. The data electrical signals have a frequency of at least 2GHz.

IPC Classes  ?

• H04H 20/80 - Wired systems using carrier waves having frequencies in two or more frequency bands, e.g. medium wave and VHF
• H04H 60/96 - CATV systems

Abstract

There is provided a method of segmenting an access network of a hybrid fiber coaxial network, the method comprising receiving optical signals at a main node (30) converting the optical signals into digital signals (50) associated with data and electrical signals (52) associated with a broadcast spectrum, converting the digital signals (50) into electrical signals (67) in a frequency range differing from a frequency range of the broadcast spectrum electrical signals (56), producing a combined electrical signal with separate frequency bands for data and broadcast spectrum signals, and conveying the combined signal along a coaxial cable (20) to a plurality of subsidiary nodes. Frequencies associated with a first Narrowcast band (66) within the broadcast electrical spectrum signal are replaced with frequencies associated with a second Narrowcast band (84).

IPC Classes  ?

• H04H 20/80 - Wired systems using carrier waves having frequencies in two or more frequency bands, e.g. medium wave and VHF
• H04H 60/96 - CATV systems

Abstract

There is provided a method of transporting digital data over coaxial cable comprising converting digital signals associated with data into data electrical signals having a frequency extending up to at least 2GHz and transmitting the electrical signals over coaxial cable (20). The data electrical signals can comprise upstream and downstream signals arranged in separate non-overlapping frequency bands, with the upstream band having a lower frequency than the downstream band.

IPC Classes  ?

• H04H 20/80 - Wired systems using carrier waves having frequencies in two or more frequency bands, e.g. medium wave and VHF
• H04H 60/96 - CATV systems

Abstract

There is provided a broadband signal tap comprising a housing and a cover adapted to be removable from and attachable to the housing, the housing comprising a power continuity connector and the cover comprising at least one external subscriber port, wherein a floating RF coupler is disposed proximal to the power continuity connector.

IPC Classes  ?

• H01P 5/00 - Coupling devices of the waveguide type
• H05K 5/03 - Covers
• H05K 7/14 - Mounting supporting structure in casing or on frame or rack
• H05K 1/02 - Printed circuits Details
• H01P 5/18 - Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
• H01R 13/6466 - Means for preventing cross-talk by adding capacitive elements on substrates, e.g. printed circuit boards [PCB]
• H01R 24/44 - Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency comprising impedance matching means or electrical components, e.g. filters or switches comprising impedance matching means

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters and digital signal taps; amplifiers; signal conditioning devices and filters; apparatus for processing signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; electrical switching apparatus and switches; cable connection devices; isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; computer connection devices; computers; computing apparatus and instruments; computer hardware and software, including computer programs; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods. Installation, maintenance and repair of telecommunications and data processing apparatus; installation, maintenance and repair of telecommunications and data processing apparatus for use in broadband communications, telecommunications and cable television systems; provision of advice relating to installation, maintenance, upgrading and repair of broadband networks, passive networks, customer installations connected to such networks. Telecommunication routing and junction services; providing telecommunications connections to a global computer network; providing user access to a global computer network.

Abstract

There is provided a cable network device comprising an input associated with a plurality of outputs, wherein each output is connected to a respective microstrip directional coupler and each microstrip directional coupler is connected to at least one of the other microstrip directional couplers. The microstrip directional couplers form a series of microstrip directional couplers, with a last microstrip directional coupler in the series having its output port terminated by a resistive element. An isolated port of each microstrip directional coupler is in electrical communication with the upstream path.

IPC Classes  ?

• H01P 3/08 - MicrostripsStrip lines
• H01P 5/18 - Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
• H03H 7/48 - Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
• H04N 7/10 - Adaptations for transmission by electrical cable
• H04N 21/426 - Internal components of the client

Goods & Services

Broadband or multi-media communications apparatus, namely, cable broadcast transmission machines and apparatus and structural replacement parts thereof; apparatus and components for use in broadband communications, telecommunications and cable television systems, namely, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae; signal transmission, distribution and relaying apparatus, namely, data converters and signal processors in the nature of electrical signal processing equalizers; signal distribution equipment, namely, transmitters and receivers of electronic signals, signal splitters for electronic apparatus, electronic encryption and decryption units for scrambling signals, modulators and demodulators; electronic signal combiners for connecting antennas and receivers; digital signal splitters for electronic apparatus; amplifiers; signal conditioning devices for industrial process control; signal filters for radio interference suppression; apparatus for processing signals for digital television, namely, cable television converters; apparatus for supplying and relaying signals for digital television, namely, television receivers and transmitters; system protection and safety apparatus, namely, voltage surge protectors; components for telecommunications apparatus and installations, namely, electric resistors and electric capacitors; cable connection devices, namely, electric plug device enabling connection and disconnection of power and/or control cables; housing and enclosures, namely, isolator housings for integrated circuits; leads, namely, cable jump leads and patch lead electric conductors for cable installation; co-axial cables; cable and electric connectors; electrical terminators; co-axial cable adapters; filters for radio interference suppression; voltage surge protecting galvanic isolators; Ethernet interface adapters, cables, controllers, repeaters, switches and transceivers; telephone modems; cable modems; connection devices, namely, computer connection cables; computers; computer peripherals; computer hardware; isolators, splitters and filters being structural component parts of data processors; structural parts and fittings for all the aforesaid goods

Goods & Services

Broadband or multi-media communications apparatus, namely, cable broadcast transmission machines and apparatus and structural replacement parts thereof; apparatus and components for use in broadband communications, telecommunications and cable television systems, namely, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae; signal transmission, distribution and relaying apparatus, namely, data converters and signal processors in the nature of electrical signal processing equalizers; signal distribution equipment, namely, transmitters and receivers of electronic signals, signal splitters for electronic apparatus, electronic encryption and decryption units for scrambling signals, modulators and demodulators; electronic signal combiners for connecting antennas and receivers; digital signal splitters for electronic apparatus; amplifiers; signal conditioning devices for industrial process control; signal filters for radio interference suppression; apparatus for processing signals for digital television, namely, cable television converters; apparatus for supplying and relaying signals for digital television, namely, television receivers and transmitters; system protection and safety apparatus, namely, voltage surge protectors; components for telecommunications apparatus and installations, namely, electric resistors and electric capacitors; cable connection devices, namely, electric plug device enabling connection and disconnection of power and/or control cables; housing and enclosures, namely, isolator housings for integrated circuits; leads, namely, cable jump leads and patch lead electric conductors for cable installation; co-axial cables; cable and electric connectors; electrical terminators; co-axial cable adapters; filters for radio interference suppression; voltage surge protecting galvanic isolators; Ethernet interface adapters, cables, controllers, repeaters, switches and transceivers; telephone modems; cable modems; connection devices, namely, computer connection cables; computers; computer peripherals; computer hardware; isolators, splitters and filters being structural component parts of data processors; structural parts and fittings for all the aforesaid goods

Goods & Services

Broadband or multi-media communications apparatus, namely, cable broadcast transmission machines and apparatus and structural replacement parts thereof; apparatus and components for use in broadband communications, telecommunications and cable television systems, namely, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae; signal transmission, distribution and relaying apparatus, namely, data converters and signal processors in the nature of electrical signal processing equalizers; signal distribution equipment, namely, transmitters and receivers of electronic signals, signal splitters for electronic apparatus, electronic encryption and decryption units for scrambling signals, modulators and demodulators; electronic signal combiners for connecting antennas and receivers; digital signal splitters for electronic apparatus; amplifiers; signal conditioning devices for industrial process control; signal filters for radio interference suppression; apparatus for processing signals for digital television, namely, cable television converters; apparatus for supplying and relaying signals for digital television, namely, television receivers and transmitters; system protection and safety apparatus, namely, voltage surge protectors; components for telecommunications apparatus and installations, namely, electric resistors and electric capacitors; cable connection devices, namely, electric plug device enabling connection and disconnection of power and/or control cables; housing and enclosures, namely, isolator housings for integrated circuits; leads, namely, cable jump leads and patch lead electric conductors for cable installation; co-axial cables; cable and electric connectors; electrical terminators; co-axial cable adapters; filters for radio interference suppression; voltage surge protecting galvanic isolators; Ethernet interface adapters, cables, controllers, repeaters, switches and transceivers; telephone modems; cable modems; connection devices, namely, computer connection cables; computers; computer peripherals; computer hardware; isolators, splitters and filters being structural component parts of data processors; structural parts and fittings for all the aforesaid goods

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and filters; electrical switching apparatus and switches; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; closed circuit television security apparatus; apparatus for use in security control; security monitoring and warning apparatus; components for telecommunications apparatus and installations; cable connection devices; isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; computer connection devices; computers; computing apparatus and instruments; computer hardware and software, including computer programs; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods. Installation, maintenance and repair of telecommunications and data processing apparatus; installation, maintenance and repair of telecommunications and data processing apparatus for use in broadband communications, telecommunications and cable television systems; installation, maintenance and repair of apparatus for processing, supplying or relaying signals including signals for digital television; provision of advice relating to installation, maintenance and repair of passive networks and customer technical components for broadband communications and cable television; provision of advice relating to installation, maintenance, upgrading and repair of broadband networks, passive networks and customer installations connected to such networks. Telecommunication routing and junction services; providing telecommunications connections to a global computer network; providing user access to a global computer network.

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and filters; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; electrical switching apparatus and switches; cable connection devices; isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; computer connection devices; computers; computing apparatus and instruments; computer hardware and software, including computer programs; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods. Installation, maintenance and repair of telecommunications and data processing apparatus; installation, maintenance and repair of telecommunications and data processing apparatus for use in broadband communications, telecommunications and cable television systems; provision of advice relating to installation, maintenance, upgrading and repair of broadband networks, passive networks, customer installations connected to such networks. Technical consultancy services, including technical consultancy services relating to broadband or multimedia communication apparatus; provision of advice relating to data processing apparatus for use in broadband communications, telecommunications or cable television systems; provision of advice relating to customer technical components for broadband communications and cable television.

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and filters; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; components for telecommunications apparatus and installations; electrical switching apparatus and switches; cable connection devices; isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; computer connection devices; computers; computing apparatus and instruments; computer hardware and software, including computer programs; components for data processing apparatus and installations; parts and fittings for all the aforesaid goods. Installation, maintenance and repair of telecommunications and data processing apparatus; installation, maintenance and repair of telecommunications and data processing apparatus for use in broadband communications, telecommunications and cable television systems; provision of advice relating to installation, maintenance, upgrading and repair of broadband networks, passive networks, customer installations connected to such networks. Technical consultancy services, including technical consultancy services relating to broadband or multimedia communication apparatus; provision of advice relating to data processing apparatus for use in broadband communications, telecommunications or cable television systems; provision of advice relating to customer technical components for broadband communications and cable television.

Goods & Services

Electronic signal combiners, signal splitters for electronic apparatus and interfaces for computers, televisions receivers and antennae; amplifiers; signal taps; signal conditioning devices for industrial process control and signal filters for radio interference suppression; electrical automatic switching apparatus and electrical and telecommunication switches; isolator housings for integrated circuits; galvanic isolators

Abstract

There is provided a cable tap device for a CATV network comprising a microstrip directional coupler on an electrical path between an input and an output and arranged to communicate with a splitter device associated with a plurality of tap ports. A tilt compensating circuit is disposed between the microstrip directional coupler and the splitter device. A feedback path comprising resistive, inductive and capacitive elements connects an isolated port of the microstrip directional coupler to that part of the electrical path between the input and the input port of the microstrip directional coupler.

IPC Classes  ?

• H01P 5/18 - Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
• H03H 7/48 - Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
• H04N 7/10 - Adaptations for transmission by electrical cable
• H04B 3/02 - Line transmission systems Details

Goods & Services

Broadband or multi-media communications apparatus, namely, cable broadcast transmission machines and apparatus and structural replacement parts thereof; apparatus and components for use in broadband communications, telecommunications and cable television systems, namely, cables for optical signal transmission and transmitters of electronic signals for the supply of signals for televisions, receivers and antennae; signal transmission, distribution and relaying apparatus, namely, data converters and signal processors in the nature of electrical signal processing equalizers; signal distribution equipment, namely, transmitters and receivers of electronic signals, signal splitters for electronic apparatus, electronic encryption and decryption units for scrambling signals, modulators and demodulators; electronic signal combiners for connecting antennas and receivers; digital signal splitters for electronic apparatus; amplifiers; signal conditioning devices for industrial process control; signal filters for radio interference suppression; apparatus for processing signals for digital television, namely, cable television converters; apparatus for supplying and relaying signals for digital television, namely, television receivers and transmitters; system protection and safety apparatus, namely, voltage surge protectors; components for telecommunications apparatus and installations, namely, electric resistors and electric capacitors; cable connection devices, namely, electric plug device enabling connection and disconnection of power and/or control cables; housing and enclosures, namely, isolator housings for integrated circuits; leads, namely, cable jump leads and patch lead electric conductors for cable installation; co-axial cables; cable and electric connectors; electrical terminators; co-axial cable adapters; voltage surge protecting galvanic isolators; Ethernet interface adapters, cables, controllers, repeaters, switches and transceivers; telephone modems; cable modems; connection devices, namely, computer connection cables; computers; computer peripherals; computer hardware; isolators, splitters and filters being structural component parts of data processors; structural parts and fittings for all the aforesaid goods

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and filters; electrical switching apparatus and switches; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; closed circuit television security apparatus; apparatus for use in security control; security monitoring and warning apparatus; components for telecommunications apparatus and installations; cable connection devices; isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; signal conditioning filters; noise filters; radio frequency filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; connection devices, including computer connection devices; computers; computing apparatus and instruments; computer hardware and software, including computer programs; components for data processing apparatus and installations.

Goods & Services

Broadband or multimedia communications apparatus, including apparatus for supplying cable television; apparatus and components for use in broadband communications, telecommunications and cable television systems, including apparatus for supplying signals to television receivers; signal transmission, distribution and relaying apparatus; signal distribution equipment; signal combiners, splitters and interfaces, including digital signal splitters; amplifiers; signal conditioning devices and filters; electrical switching apparatus and switches; apparatus for processing signals for digital television; apparatus for supplying and relaying signals for digital television; system protection and safety apparatus; closed circuit television security apparatus; apparatus for use in security control; security monitoring and warning apparatus; components for telecommunications apparatus and installations; cable connection devices; isolator housings; leads, including patch leads, cables, connectors, terminators and adaptors; filters; galvanic isolators; ethernet interfaces; telephone modems; cable modems; connection devices, including computer connection devices; computers; computing apparatus and instruments; computer hardware and software, including computer programs; components for data processing apparatus and installations. Installation, maintenance and repair of telecommunications and data processing apparatus; installation, maintenance and repair of telecommunications and data processing apparatus for use in broadband communications, telecommunications and cable television systems; installation, maintenance and repair of apparatus for processing, supplying or relaying signals including signals for digital television; provision of advice relating to installation, maintenance and repair of passive networks and customer technical components for broadband communications and cable television; provision of advice relating to installation, maintenance, upgrading and repair of broadband networks, passive networks and customer installations connected to such networks. Telecommunication routing and junction services; providing telecommunications connections to a global computer network; providing user access to a global computer network; provision of advice relating to components used in broadband networks, passive networks, customer installations connected to such networks and security systems. Design and development of computer software; IT services; software programming and implementation; software as a service; programming operating software for computer network and services; installation of computer software; maintenance of computer software; computer software consultancy; technical consultancy services, including technical consultancy services relating to broadband or multi-media communication apparatus.

Goods & Services

Electrical switching apparatus and switches; isolator housings; galvanic isolators.

Goods & Services

Data processing equipment; computer software; computer software for control and monitoring of broadband or multi-media communications apparatus; broadband installations; apparatus and components for use in broadband communications, telecommunications and cable television systems; signal transmission, distribution and relaying apparatus; components for telecommunications apparatus and installations; signal distribution equipment; signal combiners, splitters and interfaces; amplifiers; signal conditioning devices and filters. Design and development of computer software; IT services; software programming and implementation; software as a service; programming operating software for computer network and services; installation of computer software; maintenance of computer software; computer software consultancy; technical consultancy services, including technical consultancy services relating to broadband or multi-media communication apparatus.

Abstract

There is provided a signal splitter comprising at least four outputs and a plurality of step-up transformers, wherein each step-up transformer has less than seven turns. A first step-up transformer is connected to a common port and positioned between the input and second and third step-up transformers. The first step-up transformer has a different number of turns to the second and third step-up transformers.

IPC Classes  ?

• H03H 7/48 - Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
• H04N 7/10 - Adaptations for transmission by electrical cable

Abstract

There is provided a signal splitter (34) comprising at least four outputs (14, 16, 14', 16') and a plurality of step-up transformers (36, 36', 38), wherein each step-up transformer has less than seven turns. A first step-up transformer (38) is connected to a common port (12) and positioned between the input (12) and second and third step-up transformers (36, 36'). The first step-up transformer (38) has a different number of turns to the second and third step-up transformers (36, 36').

IPC Classes  ?

• H04N 7/10 - Adaptations for transmission by electrical cable

Abstract

There is provided a method of anticipating component failure in broadband network devices, the method comprising monitoring values of AC ripple voltage on a DC voltage from a power supply associated with a CATV amplifier or node, comparing values of AC ripple voltage with a set value to determine whether the value of AC ripple voltage are acceptable or not, generating an alarm when the set value is exceeded and sending the alarm to a remote computing device. The monitoring step further comprises amplifying the AC ripple voltage by a factor of 10 and passing the amplified signal to a processing means for comparison with the set value. A circuit for monitoring the ripple voltage is also provided.

IPC Classes  ?

• H04N 17/00 - Diagnosis, testing or measuring for television systems or their details

Abstract

There is provided a cable tap device (70) for a CATV network comprising a microstrip directional coupler (72) on an electrical path (14) between an input (16) and an output (18) and arranged to communicate with a splitter device (34) associated with a plurality of tap ports (44, 46, 48, 50). A tilt compensating circuit (80) is disposed between the microstrip directional coupler (72) and the splitter device (34). A feedback path (81) comprising resistive, inductive and capacitive elements connects an isolated port (76) of the microstrip directional coupler (72) to that part of the electrical path between the input and the input port of the microstrip directional coupler (72).

IPC Classes  ?

• H01P 5/18 - Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
• H04N 7/10 - Adaptations for transmission by electrical cable
• H03H 7/48 - Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
• H04B 3/56 - Circuits for coupling, blocking, or by-passing of signals

Abstract

There is provided an electrical device (10) comprising electrical elements communicating with an integral power supply (12), wherein a power connection means (22) associated with the electrical elements (13, 13′ and 14) is adapted to receive a temporary external source of electrical power such as a battery (24) to allow removal and replacement of the integral power supply without interrupting power to the electrical elements. The integral power supply (12) is adapted to receive an enduring external power source, with a second switch (32) provided to disable connection of the integral power supply (12) to the enduring power source while the battery (24) is connected.

IPC Classes  ?

• H02J 9/00 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
• H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
• H03F 3/19 - High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
• H02J 11/00 - Circuit arrangements for providing service supply to auxiliaries of stations in which electric power is generated, distributed or converted
• H04N 7/10 - Adaptations for transmission by electrical cable

Abstract

There is provided an amplifier device (30) for a CATV network comprising a first amplifier element (38) for upstream signals and a second amplifier element (36) for downstream signals, wherein the first and second amplifier elements (38, 36) are disposed between first and second directional couplers (34, 32). The combined isolation of the first and second directional couplers (34, 32) is greater than the sum of the gain of the first and second amplifier elements (38, 36). The first directional coupler (34) has one port (40) attached to an input (42) of the downstream amplification element (36) and one port (44) attached to an output (46) of an upstream amplification element (38) and the second directional coupler (32) has one port (150) attached to an output (52) of the downstream amplifier (36) and one port (54) attached to an input (56) of the upstream amplifier (38).

IPC Classes  ?

• H04N 7/10 - Adaptations for transmission by electrical cable
• H03F 3/62 - Two-way amplifiers
• H01P 5/12 - Coupling devices having more than two ports
• H04B 10/25 - Arrangements specific to fibre transmission

Abstract

There is provided a cable television (CATV) cable tap device comprising a cable tap unit having a front section with electrical circuitry connected to a plurality of tap ports and a rear section connectable to a broadband network, wherein an amplifier unit is disposed between the front section and the rear section and is in electrical communication with both the front section and the rear section. The amplifier unit is a separate module and comprises one or more amplification circuits for upstream and/or downstream amplification of signals.

IPC Classes  ?

• H04N 7/16 - Analogue secrecy systemsAnalogue subscription systems
• H01R 25/00 - Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
• H04H 20/78 - CATV [Community Antenna Television] systems
• H04N 5/38 - Transmitter circuitry
• H04N 7/10 - Adaptations for transmission by electrical cable
• H04N 21/226 - Internal components of the server
• H04H 20/63 - Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast to plural spots in a confined site, e.g. MATV [Master Antenna Television]

Abstract

There is provided an electrical device (10) comprising electrical elements communicating with an integral power supply (12), wherein a power connection means (22) associated with the electrical elements (13, 13' and 14) is adapted to receive a temporary external source of electrical power such as a battery (24) to allow removal and replacement of the integral power supply without interrupting power to the electrical elements. The integral power supply (12) is adapted to receive an enduring external power source, with a second switch (32) provided to disable connection of the integral power supply (12) to the enduring power source whilst the battery (24) is connected.

IPC Classes  ?

• H02J 9/00 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
• H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
• G06F 1/26 - Power supply means, e.g. regulation thereof
• H02J 11/00 - Circuit arrangements for providing service supply to auxiliaries of stations in which electric power is generated, distributed or converted

Abstract

A cable clamp comprises a clamp body (50) defining an opening (58) for receiving a cable, and two or more gripper members (66, 68, 70) moveable relative to the clamp body to define a constrictable aperture (64) surrounding the cable in the opening.

IPC Classes  ?

• H02G 3/32 - Installations of cables or lines on walls, floors or ceilings using mounting clamps
• H01B 17/26 - Lead-in insulatorsLead-through insulators
• H02G 15/007 - Devices for relieving mechanical stress
• H02G 1/14 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for joining or terminating cables
• H02G 3/06 - Joints for connecting lengths of protective tubing to each other or to casings, e.g. to distribution boxEnsuring electrical continuity in the joint

Abstract

There is provided a signal combining device (10) comprising a plurality of inputs (12, 14, 16), each input connectable to signal paths carrying signals of different frequency ranges such as RF, xDSL and power, and an output (20) connectable to a coaxial cable (52), wherein first and second inputs (12, 14) form inputs to a combination filter (30), and a third input (16) is connected to an output of the combination filter (30) to create a combined signal output path (18). The first input (12) is adapted to receive an xDSL signal with a signal conversion device (24) in the form of a balun disposed intermediate the first input and the combination filter (30) for converting an xDSL signal to an asymmetric signal. A method of combining multiple signals having different frequency bands is also provided.

IPC Classes  ?

• H04M 11/06 - Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
• H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]

Abstract

There is provided a male F-connector (20) comprising a body (22) adapted to receive a coaxial cable (16) and a contact surface (24) capable of contacting a female F-connector, wherein the contact surface (24) further comprises a circumferential lip (28) so as to define a cylindrical receiving portion (28) capable of receiving a female F-connector. By providing an upstanding circumferential lip, stray electromagnetic signals cannot pass beyond the contact surface. The annular lip has a depth of between 4 to 8mm. A resilient electrically conductive ring (30) is located within the cylindrical receiving portion (28) to ensure good electrical connection is maintained between the contact surface (24) and a mating female F-connector. A nut spinner (32:42) has an integral securing means (40:46) adjustable between a first position which allows the nut element to be placed over the contact surface (24) and a second position to permanently fix the nut element (32:42) to the contact surface.

IPC Classes  ?

• H01R 4/48 - Clamped connectionsSpring connections using a spring, clip or other resilient member
• H01R 13/187 - Pins, blades or sockets having separate spring member for producing or increasing contact pressure the spring member being in the socket
• H01R 13/506 - BasesCases composed of different pieces assembled by snap action of the parts
• H01R 24/40 - Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency

Abstract

There is provided a female F-connector (30) comprising an inner portion (22) nested within an outer electrically conductive threaded portion (20), wherein an annular groove is formed in the threaded portion and a resilient electrically conductive ring spring (36) is located in the annular groove.

IPC Classes  ?

• H01R 9/05 - Connectors arranged to contact a plurality of the conductors of a multiconductor cable for coaxial cables
• H01R 13/6583 - Shield structure with resilient means for engaging mating connector with separate conductive resilient members between mating shield members

Abstract

There is provided interface apparatus (40) for use in a broadband and/or CATV network (10), the apparatus (40) comprising signal separation means (50, 50') to create separate downstream and upstream signal paths (46, 48') and an amplifier means (54) for amplifying upstream signals, wherein the amplifier means (54) is positioned in the upstream signal path and is in communication with a signal detection means (56) operable to power the amplifier means (54) dependent on a signal level of the upstream signal. The signal detection means (56) is positioned downstream of the amplifier means in the upstream path. The signal detection means (56) incorporates a switching element (58) responsive to a detected signal level to interrupt power (60) to the amplifier means (54) and so prevent passing along the upstream path.

IPC Classes  ?

• H04N 7/10 - Adaptations for transmission by electrical cable
• H04B 1/10 - Means associated with receiver for limiting or suppressing noise or interference
• H04N 21/442 - Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed or the storage space available from the internal hard disk
• H04N 21/61 - Network physical structureSignal processing

Abstract

There is provided a method of retaining elongate elements, such as cables, glass fibres, wires or connectors, comprising attaching a hook strip (12, 14) to a surface and placing one or more elongate elements (18, 18', 20) onto the hook strip so as to be removably secured by the hook strip. The hook strip comprises a number of upstanding catch elements (16) to retain the elongate elements. This method provides a straightforward way of securing cables, glass fibres and the like and the elongate elements can be repositioned as and when needed with ease simply by pulling them from the hook strip to release them and then urging them back into the hook strip to be retained once again. A fibre management enclosure (24) is also provided with rotatable spools (30, 32) for storing fibres ready for access.

IPC Classes  ?

• G02B 6/44 - Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
• G02B 6/36 - Mechanical coupling means

Goods & Services

Cable broadcast transmission machines and apparatus; cable television converters; cables for electrical and optical signal transmission systems; coaxial cables; computer programs for controlling cable broadcast transmission machines and apparatus Installation, maintenance and repair of cable television networks; provision of advice relating to the installation, maintenance, and repair of cable television networks Provision of telecommunications advice relating to cable television networks Technological consultancy services relating to cable television networks and broadband networks