The present disclosure relates to a wireless communication system for use aboard a moving vehicle and a method for communicating between a moving vehicle and a stationary remote server. The wireless communication system comprising a router in the moving vehicle communicating with the stationary remote server through an external network comprising base stations. The system further comprising at least one front antenna and at least one aft antenna wherein the router is arranged to establish a connection with the stationary remote server over a front and aft communication link via the at least one front and aft antenna respective base stations, and wherein the router is configured for receiving/transmitting wireless data to/from an aggregation server, using aggregated communication over at least the front and aft communication link.
H01Q 3/30 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase
A method and system for wireless communication between a router in a moving vehicle, such as a train, and a stationary communication server outside the moving vehicle through at least one external mobile network on at least one link are disclosed. The method comprises: providing a first output buffer and a second output buffer, and determining whether said data stream is of a data type belonging to a set of prioritized data types. In case the data stream is of a data type belonging to the set of prioritized data types, the first output buffer is selected, and in case the data is of a data type not belonging to the set of prioritized data types, the second output buffer is selected.
A method and system for wireless communication between a router in a moving vehicle, such as a train, and a stationary communication server outside the moving vehicle through at least one external mobile network on at least one link are disclosed. The method comprises: providing a first output buffer and a second output buffer, and determining whether said data stream is of a data type belonging to a set of prioritized data types. In case the data stream is of a data type belonging to the set of prioritized data types, the first output buffer is selected, and in case the data is of a data type not belonging to the set of prioritized data types, the second output buffer is selected.
A wireless communication system for an evacuated tube transportation system, wherein the evacuated transportation system comprises a tube or tunnel which is at least partly evacuated to provide a low-pressure within the tube/tunnel, and a guiding structure to guide a moving capsule along the tube/tunnel. The wireless communication system comprises a plurality of base stations arranged on the inside of the tube/tunnel, distributed along the length of the tube/tunnel, and connected together in a backbone communication path, the communication path further being connected to an exterior network, enabling communication with at least one stationary communication server outside the tube/tunnel, and wherein the moving capsule comprises a router for communication with said base stations.
A method and system for a wireless communication system for a moving vehicle having a plurality of carriages is disclosed. The system comprises at least one internal network onboard said vehicle and at least one router, connected to the internal network and to at least one exterior mobile network, wherein the internal network comprises a plurality of network switches, connected together by cables, wherein the network switches are Power over Ethernet (PoE) switches. In at least one of the network switches it is determined if an input power received from a power supply is below a minimum power level. In case it has been determined that the input power level is below the minimum power level, power is received as Power over Ethernet from at least one of the other network switches, and the switch continues at least part of the network switch operation also when powered by the at least one other network switch.
H04L 49/351 - Switches specially adapted for specific applications for local area network [LAN], e.g. Ethernet switches
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
6.
WIRELESS COMMUNICATION SYSTEM WITH POE NETWORK SWITCHES FOR MOVING VEHICLES
A method and system for a wireless communication system for a moving vehicle having a plurality of carriages is disclosed. The system comprises at least one internal network onboard said vehicle and at least one router, connected to the internal network and to at least one exterior mobile network, wherein the internal network comprises a plurality of network switches, connected together by cables, wherein the network switches are Power over Ethernet (PoE) switches. In at least one of the network switches it is determined if an input power received from a power supply is below a minimum power level. In case it has been determined that the input power level is below the minimum power level, power is received as Power over Ethernet from at least one of the other network switches, and the switch continues at least part of the network switch operation also when powered by the at least one other network switch.
H04W 4/42 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for mass transport vehicles, e.g. buses, trains or aircraft
7.
WIRELESS COMMUNICATION SYSTEM FOR AN EVACUATED TUBE TRANSPORTATION SYSTEM
A wireless communication system for an evacuated tube transportation system, wherein the evacuated transportation system comprises a tube or tunnel which is at least partly evacuated to provide a low-pressure within the tube/tunnel, and a guiding structure to guide a moving capsule along the tube/tunnel. The wireless communication system comprises a plurality of base stations arranged on the inside of the tube/tunnel, distributed along the length of the tube/tunnel, and connected together in a backbone communication path, the communication path further being connected to an exterior network, enabling communication with at least one stationary communication server outside the tube/tunnel, and wherein the moving capsule comprises a router for communication with said base stations.
A wireless communication system for a moving vehicle, said wireless communication system comprising: a plurality of routers, each router being configured to receive and transmit wireless data communication to and from a stationary communication server outside the moving vehicle through at least one exterior mobile network via at least one antenna; receive and transmit data packets to and from at least one client onboard the moving vehicle; and communicate with every other router in said moving vehicle in order to receive and transmit data packets to and from said every other router, thereby forming an onboard router network. Each router is arranged to receive a media access control address (MAC address) from any client connecting to the onboard router network, and wherein each router is provided with a set of MAC address representations, representing MAC addresses to accept or to ignore, and wherein each router is arranged to analyze said received MAC address and compare it to its set of MAC address representations, and to determine, based on said analysis whether to accept or ignore said client. Hereby, a very efficient and scalable client balancing is obtained, which also provides redundancy.
A wireless satellite communication system for an aircraft comprises at least one router in the aircraft for communication with at least one terrestrial remote server through at least one external network comprising a plurality of low earth orbit, LEO, satellites. The router is arranged to establish connection with the remote server via the LEO satellites over at least two separate communication links, and the at least one terrestrial remote server at least comprises an aggregation server. The router is configured for receiving and transmitting wireless data to and from the aggregation server, using aggregated communication over the at least two separate communication links, the communication thereby at the end points appearing as a single link.
Systems and methods for monitoring an operation of a door of a public transportation vehicle are disclosed. In an embodiment, the system includes an optical sensor unit and a control unit. The optical sensor is arranged at a distance from the door and configured to record a movement of the door during an opening and/or a closing. The control unit is configured to (1) determine a position of a reference point of the door based on the recorded movement of the door, (2) determine a parameter of the movement of the door during the movement based on the determined position of the reference point, (3) determine a deviation of the parameter of the movement from a predetermined/allowed range of values of the parameter, and (4) determine an error in the operation of the door based on the determined deviation.
A method and system for determining a position of a rail-bound vehicle on a railway is disclosed. The apparatus comprises: a transmitter and receiver for wireless communication with at least one base station arranged at a predetermined position in the vicinity of the railway; a measurement device to determine a distance to the at least one base station based on measurements of the radio signals of the wireless communication in the phase domain; and a controller arranged to determine a present position of the vehicle on the railway based on the distance. A control system/method for controlling rail-bound vehicles in a railway system, and/or an internal or external system related to such rail-bound vehicles, using such position determination is also disclosed.
Sensor systems and methods for measuring environmental parameters associated with a rail-bound vehicle having a plurality of carriages are disclosed. In an embodiment, the sensor system includes a plurality of sensors arranged in a separate carriage of the rail-bound vehicle at a defined distance from a reference point within the rail-bound vehicle. The sensor system further includes a control unit configured to receive measurement signals and time-shift the received measurement signals based on the defined distance and a velocity of the rail-bound vehicle to determine whether an event measured by the plurality of sensors is present at the same point in time in two or more signals of a modified (time-shifted) set of signals.
Systems and methods for monitoring an operation of a door of a public transportation vehicle are disclosed. In an embodiment, the system includes an optical sensor unit and a control unit. The optical sensor is arranged at a distance from the door and configured to record a movement of the door during an opening and/or a closing. The control unit is configured to (1) determine a position of a reference point of the door based on the recorded movement of the door, (2) determine a parameter of the movement of the door during the movement based on the determined position of the reference point, (3) determine a deviation of the parameter of the movement from a predetermined/allowed range of values of the parameter, and (4) determine an error in the operation of the door based on the determined deviation.
A sensor system and a method for measuring environmental parameters associated with a rail-bound vehicle having a plurality of carriages are disclosed. The sensor system comprises a plurality of sensors arranged in a separate carriage of the rail-bound vehicle at a defined distance from a reference point within the rail-bound vehicle. The sensor system further comprises are control unit configured to receive measurement signals, and to time shift the received measurement signals based on the defined distance and a velocity of the rail-bound vehicle in order to determine whether an event measured by the plurality of sensors is present at the same point in time in two or more signals of a modified (time-shifted) set of signals.
A wireless communication system for a vehicle, such as a train, is disclosed. The system comprises a communication unit, such as a router, arranged inside the vehicle, and an antenna an antenna provided on or above an exterior metal surface, such as the roof, of the vehicle. A power cable and a data transferring path connect the antenna and the communication unit. Further, a protective shield formed of a conductive material is electrically and mechanically bonded to the exterior metal surface of the vehicle. The shield comprises a cavity for accommodation of the antenna, and at least one waveguide aperture extending through the protective shield and into said cavity, thereby enabling radio frequency waves to pass through the protective shield into and out from said antenna.
The present inventive concept relates to a system and a method for monitoring an operation of a door of a public transportation vehicle. The system comprises at least one optical sensor unit arranged at a distance from the door, and the at least one optical sensor unit is configured to record a movement of the door during opening and/or closing of the door. The system also comprises a control unit, wherein said control unit is arranged to be connected to the at least one optical sensor unit, and is configured to determine a position of at least one reference point of the door based on the recorded movement of the door, determine a parameter of the movement of the door during opening and/or closing based on the determined position of the at least one reference point, determine a deviation of the parameter of the movement from a predetermined/allowed range of values of the parameter and determine an error in the operation of the door based on the determined deviation.
A wireless communication system for a ground based vehicle, such as a train, is disclosed. In an embodiment, the system includes a router connected to a plurality of antennas. The router is configured to transmit and receive a wireless data communication to and from a stationary communication server outside the ground based vehicle through at least one base station of an exterior mobile network via the plurality of antennas. The plurality of antennas are directional antennas arranged on planes of the vehicle functioning as ground planes, isolating planes, or absorbing planes. Each plane extends in a height direction or a length direction of the ground based vehicle. At least one antenna's beam covers a laterally directed sector to a first side of the vehicle, and at least one antenna's beam covers a laterally directed sector to a second side of the vehicle.
Electric railway systems are disclosed. In an embodiment, the electric railway system includes a continuous conductor, access points, connections, and a microwave link. The continuous conductor runs along the railway track for supplying high-voltage power to trains travelling on the railway system, and supplies high-voltage power to trains travelling on the electric railway systems. The continuous conductor is arranged as an overhead line suspended from poles or towers distributed along the railway track. The access points provide data communication with trains travelling on the railway system, and are arranged on the poles or towers above the railway track. The connections connect the electric railway system to an electric low-voltage power cable. The microwave link connects the access points.
B60M 1/06 - Arrangements along the power lines for reducing interference in nearby communication lines
B61L 1/12 - Electric devices associated with overhead trolley wires
H04W 4/42 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for mass transport vehicles, e.g. buses, trains or aircraft
An electric railway system comprising a continuous conductor running along the railway track, to supply high-voltage power to trains travelling on the railway system, wherein the conductor is arranged as an overhead line, suspended from poles or towers distributed along the railway track. The system further comprises access points for data communication with trains travelling on said railway system, wherein said access points are arranged on said poles or towers.
B60M 1/20 - Arrangements for supporting or suspending trolley wires, e.g. from buildings
B61K 13/00 - Other auxiliaries or accessories for railways
H04W 4/44 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
H04W 80/00 - Wireless network protocols or protocol adaptations to wireless operation
A wireless communication system for a ground based vehicle, such as trains, is disclosed. The system comprises a router connected to a plurality of antennas, wherein the router is configured to transmit and receive wireless data communication to and from a stationary communication server outside said vehicle through at least one base station of an exterior mobile network via the antennas. The antennas are directional antennas arranged on planes of the vehicle functioning as ground planes, isolating planes or absorbing planes, each plane extending in a height direction and length direction of the vehicle. At least one antenna is directed so that its antenna beam covers a laterally directed sector to a first side of the vehicle, and at least one antenna is directed so that its antenna beam covers a laterally directed sector to a second side of the vehicle, the second side being opposite to the first side.
H01Q 1/22 - SupportsMounting means by structural association with other equipment or articles
H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
H04W 40/22 - Communication route or path selection, e.g. power-based or shortest path routing using selective relaying for reaching a BTS [Base Transceiver Station] or an access point
23.
Communication system for aircrafts with altitude based antenna type selection
A system and method for providing wireless data communication between a wireless communication system in an aircraft and a stationary communication server outside the aircraft are disclosed. The wireless communication system includes a plurality of antennas, and a router in the aircraft configured to transmit and receive wireless data communication to and from a stationary communication server outside the aircraft through at least one ground base station via at least one of the plurality of antennas. The plurality of antennas includes at least one omnidirectional antenna and at least one directional antenna. The router includes a control unit configured to restrict the wireless data communication to solely occur through the at least one directional antenna the when the current altitude of the aircraft is determined to be above a predefined altitude threshold value.
H04B 7/06 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
H04B 7/08 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
A system and method for providing wireless data communication between a wireless communication system in an aircraft and a stationary communication server outside the aircraft are disclosed. The wireless communication system includes a router network connected to a plurality of antennas, wherein the router network is configured to transmit and receive wireless data communication to and from a stationary communication server outside said aircraft through at least one ground base station via said antennas. The router network includes a plurality of connectivity nodes being physically separated and distributed within the aircraft, the connectivity nodes being connected to each other via a bus, and each connectivity node including a control unit, at least one modem, and preferably a plurality of modems, and a connection to at least one of the antennas. Further, each antenna is connected only to one of the connectivity nodes.
G01S 13/88 - Radar or analogous systems, specially adapted for specific applications
H01Q 21/20 - Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along, or adjacent to, a curvilinear path
H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
A system and method for providing wireless data communication between a wireless communication system in an aircraft and a stationary communication server outside the aircraft are disclosed. The wireless communication system comprises at least one antenna, an altitude determining unit, and a router in the aircraft configured to transmit and receive wireless data communication to and from a stationary communication server outside the aircraft through at least one ground base station via the at least one antenna on a plurality of different frequency bands. The router comprises a control unit configured to disable wireless data communication on at least one frequency band when the current altitude of the aircraft is determined to be above an altitude threshold value. Hereby, it is possible to provide a more stable data link between clients connected to the aircraft wireless communication system and remote external servers.
H04B 1/00 - Details of transmission systems, not covered by a single one of groups Details of transmission systems not characterised by the medium used for transmission
09 - Scientific and electric apparatus and instruments
38 - Telecommunications services
Goods & Services
Telecommunications equipment and telecommunications
accessories; apparatus and accessories for wireless
telecommunications; telecommunications routers; base
stations for telecommunication; wireless telecommunications
routers; wireless telecommunications base stations;
telecommunications equipment and telecommunications
accessories for use on public transport; apparatus and
accessories for wireless telecommunications for use on
public transport; computer hardware, namely routers, base
stations, gateways, and routers for use in wireless
communications; computer software for use in wireless
communications; software, hardware; equipment and wireless
computer technology for use in/for device monitoring,
determining devices' status and location, vehicle tracking,
compliance mapping, train orientation mapping, passenger
comfort, track fault detection, GPS searching, train
scheduling, passenger information systems, passenger
internet access, cache management, data management,
streaming of media, ticket purchase, energy monitoring,
driver advisory systems, sensor data, retail stock control,
train management systems, CCTV systems and LCD screen
management, providing of entertainment, provision of
infotainment; platforms for computer software; mobile radio
receiver apparatus, mobile radio transmitter apparatus,
radio transmitters and receivers, radio transmitters for
navigation, radio signalling instruments for use in tracking
moving objects; wireless antennas (and masts therefor),
wireless transmitter apparatus for remote control, wireless
transmitters; antennas, aerials, antennas for wireless
communications equipment, radio frequency antennas;
connection cables, networks for the interconnection of
communication systems; radio antennas, antennas for
receiving radio signals, antennas for transmitting radio
signals. Telecommunications services; wireless telecommunications
services; telecommunications services in relation to
enabling software applications to be used wirelessly; data
transmission services; sending messages, data, information
and mail by electronic means, by computer, via the Internet
and via a wireless network; electronic mail and
dissemination of information and data by electronic means,
by computer, via the Internet and via a wireless network;
providing telecommunications connections to a computer
server; providing telecommunications connections to a
wireless network; transmission of information and data via
the Internet and via a wireless network; transmission of
data by radio, transmission of information by radio,
transmission of computer-controlled data by radio.
09 - Scientific and electric apparatus and instruments
38 - Telecommunications services
Goods & Services
(1) Telecommunications equipment and telecommunications accessories, namely, computer network hardware for providing internet connectivity and transmitting and receiving audio, video and general passenger Internet usage between computer and telecommunications users via a global communications network; apparatus and accessories for wireless telecommunications, namely, computer network hardware for providing Internet connectivity and wireless transmission and reception of audio, video, and general passenger Internet usage between computer and telecommunications users via a global communications network; telecommunication routers, namely, network routers and wide area network (WAN) routers; base stations for telecommunication, namely, base transceiver station (BTS) that facilitates wireless communication between onboard central communication equipment connecting user equipment and a global computer network; wireless routers; wireless base stations for telecommunication, namely, base transceiver station (BTS) that facilitates wireless communication between onboard central communication equipment connecting user equipment and a global computer network; telecommunications equipment and telecommunications accessories for use on public transport, namely, computer network hardware for providing Internet connectivity and transmitting and receiving audio, video and general passenger Internet usage between computer and telecommunications users on trains, trams, streetcars, buses and aircraft via a global communications network; apparatus and accessories for wireless telecommunications for use on public transport, namely, computer network hardware for providing Internet connectivity and wireless transmission and reception of audio, video and general passenger Internet usage between computer and telecommunications users on trains, trams, streetcars, buses and aircraft via a global communications network; computer hardware, namely routers, base stations, gateways, and routers for use in wireless communications; computer software for providing Internet connectivity and wireless transmission and reception of audio, video and general passenger Internet usage between computer and telecommunications users on trains, trams, streetcars, buses and aircraft via a global communications network; software for use in wireless communications to facilitate the provision of Internet connectivity and the transmission and reception of audio, video and general passenger Internet usage between computer and telecommunications users via a global communications network; computer hardware for telecommunications; computer equipment, namely, network access servers that use wireless computer technology for portable computer device monitoring, determining portable computer devices' status and location, vehicle tracking, compliance mapping, train orientation mapping, passenger comfort monitoring, track fault detection, GPS searching, train scheduling, passenger information systems primarily comprised of computers and computer software to display public transit service information to passengers, providing internet access to public transit users, cache data management, data management, streaming of media, ticket purchasing, energy monitoring, traffic information to drivers, sensor data monitoring and collection, retail stock control, monitoring and management, systems for managing the operation of trains, CCTV systems and LCD screen management, providing of entertainment, and provision of infotainment; computer software platforms for providing internet connectivity and transmitting and receiving audio, video and general passenger Internet usage between computer and telecommunications users via a global communications network; mobile radio receivers, mobile radio transmitters, radio transmitters and receivers, radio transmitters for navigation, radio receivers and radio signal tuners for use in tracking moving objects; wireless radio antennas and satellite antennas, antennas masts, wireless radio transmitters and receivers for remote controls; wireless radio transmitters; antennas and aerials for GPS receivers, wireless phones, wireless smart devices, radio frequency antennas; cable connectors, computer network hubs, switches and routers; radio antennas, antennas for receiving radio signals, antennas for transmitting radio signals (1) Telecommunications services, namely, providing internet access and electronic transmission of voice messages, facsimiles, text messages, streaming video, movies, music, photographs, electronic mail and onboard train, tram, coach and bus sensor and system data, namely, real-time journey information, transport accessibility solutions, digital video surveillance, automatic passenger counting, vehicle condition monitoring, track or road condition monitoring and environmental data via a global communications network; wireless telecommunications services, namely, providing internet access via wireless broadband networks and electronic transmission of voice messages, facsimiles, text messages, streaming video, movies, music, photographs, electronic mail and onboard train, tram, coach and bus sensor and system data, namely, realtime journey information, transport accessibility solutions, digital video surveillance, automatic passenger counting, vehicle condition monitoring, track or road condition monitoring and environmental data via a global communications network; provision of telecommunication access to remote management software in relation to enable software applications to be used wirelessly via an on-demand service; data transmission services, namely, sending of voice messages, facsimiles, text messages, streaming video, movies, music, photographs, electronic mail and onboard train, tram, coach and bus sensor and system data, namely, realtime journey information, transport accessibility solutions, digital video surveillance, automatic passenger counting, vehicle condition monitoring, track or road condition monitoring and environmental data, by computer, via the Internet and via a wireless network; electronic mail and providing multiple user access to global communication information networks for the transfer and dissemination of a wide range of information and files; providing multiple user access to a computer network; providing telecommunications connections to the Internet to users on trains, trams, streetcars, buses and aircraft via a global communications network; electronic transmission of voice messages, facsimiles, text messages, streaming video, movies, music, photographs, electronic mail and onboard train, tram, coach and bus sensor and system data, namely, realtime journey information, transport accessibility solutions, digital video surveillance, automatic passenger counting, vehicle condition monitoring, track or road condition monitoring and environmental data over the internet; radio transmission, namely, electronic transmission via wireless networks of voice messages, facsimiles, text messages, streaming video, movies, music, photographs, electronic mail and onboard train, tram, coach and bus sensor and system data, namely, real-time journey information, transport accessibility solutions, digital video surveillance, automatic passenger counting, vehicle condition monitoring, track or road condition monitoring and environmental data
28.
SYSTEM AND APPARATUS FOR DETERMINING THE POSITION OF RAILBOUND VEHICLES ON A RAILWAY SYSTEM
A method and system for determining a position of a rail-bound vehicle on a railway is disclosed. The apparatus comprises: a transmitter and receiver for wireless communication with at least one base station arranged at a predetermined position in the vicinity of the railway; a measurement device to determine a distance to said at least one base station based on measurements of the radio signals of said wireless communication in the time domain and/or phase domain; and a controller arranged to determine a present position of said vehicle on said railway based on said distance. A control system/method for controlling rail-bound vehicles in a railway system, and/or an internal or external system related to such rail-bound vehicles, using such position determination is also disclosed.
A method and system for determining a position of a rail-bound vehicle on a railway is disclosed. The apparatus comprises: a transmitter and receiver for wireless communication with at least one base station arranged at a predetermined position in the vicinity of the railway; a measurement device to determine a distance to said at least one base station based on measurements of the radio signals of said wireless communication in the time domain and/or phase domain; and a controller arranged to determine a present position of said vehicle on said railway based on said distance. A control system/method for controlling rail-bound vehicles in a railway system, and/or an internal or external system related to such rail-bound vehicles, using such position determination is also disclosed.
A system and method for providing wireless data communication between a wireless communication system in an aircraft and a stationary communication server outside the aircraft are disclosed. The system comprises a router connected to a directional antenna, the router being configured to transmit and receive wireless data communication to and from a stationary communication server outside said aircraft through at least one ground base station via said antenna. The system further has a control unit configured to determine an attitude change of said aircraft by determining a change in at least one of a roll angle, pitch angle and/or yaw angle of said aircraft, and an antenna steering unit connected to said control unit and being configured to steer an antenna beam of said directional antenna based on the determined attitude change of said aircraft. Hereby, it is possible to provide a more stable data link between clients connected to the aircraft's wireless communication system and remote external servers.
A system and method for providing wireless data communication between a wireless communication system in an aircraft and a stationary communication server outside the aircraft are disclosed. The wireless communication system comprises a router network connected to a plurality of antennas, wherein the router network is configured to transmit and receive wireless data communication to and from a stationary communication server outside said aircraft through at least one ground base station via said antennas The router network comprises a plurality of connectivity nodes being physically separated and distributed within the aircraft, the connectivity nodes being connected to each other via a bus, and each connectivity node comprising a control unit, at least one modem, and preferably a plurality of modems, and a connection to at least one of the antennas Further, each antenna is connected only to one of the connectivity nodes
A system and method for providing wireless data communication between a wireless communication system in an aircraft and a stationary communication server outside the aircraft are disclosed. The wireless communication system comprises at least one antenna, an altitude determining unit, and a router in the aircraft configured to transmit and receive wireless data communication to and from a stationary communication server outside the aircraft through at least one ground base station via the at least one antenna on a plurality of different frequency bands. The router comprises a control unit configured to disable wireless data communication on at least one frequency band when the current altitude of the aircraft is determined to be above an altitude threshold value. Hereby, it is possible to provide a more stable data link between clients connected to the aircraft wireless communication system and remote external servers.
A system and method for providing wireless data communication between a wireless communication system in an aircraft and a stationary communication server outside the aircraft are disclosed. The wireless communication system comprises a router network connected to a plurality of antennas, wherein the router network is configured to transmit and receive wireless data communication to and from a stationary communication server outside said aircraft through at least one ground base station via said antennas. The router network comprises a plurality of connectivity nodes being physically separated and distributed within the aircraft, the connectivity nodes being connected to each other via a bus, and each connectivity node comprising a control unit, at least one modem, and preferably a plurality of modems, and a connection to at least one of the antennas. Further, each antenna is connected only to one of the connectivity nodes.
A system and method for providing wireless data communication between a wireless communication system in an aircraft and a stationary communication server outside the aircraft are disclosed. The wireless communication system comprises at least one antenna, an altitude determining unit, and a router in the aircraft configured to transmit and receive wireless data communication to and from a stationary communication server outside the aircraft through at least one ground base station via the at least one antenna on a plurality of different frequency bands. The router comprises a control unit configured to disable wireless data communication on at least one frequency band when the current altitude of the aircraft is determined to be above an altitude threshold value. Hereby, it is possible to provide a more stable data link between clients connected to the aircraft wireless communication system and remote external servers.
A system and method for providing wireless data communication between a wireless communication system in an aircraft and a stationary communication server outside the aircraft are disclosed. The wireless communication system comprises a plurality of antennas, and a router m the aircraft configured to transmit and receive wireless data communication to and from a stationary communication server outside the aircraft through at least one ground base station via at least one of the plurality of antennas The plurality of antennas includes at least one omnidirectional antenna and at least one directional antenna The router comprises a control unit configured to restrict the wireless data communication to solely occur through the at least one directional antenna the when the current altitude of the aircraft is determined to be above a predefined altitude threshold value Hereby, it is possible to provide a more stable data link between clients connected to the aircraft wireless communication system and remote external servers
A system and method for providing wireless data communication between a wireless communication system in an aircraft and a stationary communication server outside the aircraft are disclosed. The wireless communication system comprises a plurality of antennas, and a router in the aircraft configured to transmit and receive wireless data communication to and from a stationary communication server outside the aircraft through at least one ground base station via at least one of the plurality of antennas. The plurality of antennas includes at least one omnidirectional antenna and at least one directional antenna. The router comprises a control unit configured to restrict the wireless data communication to solely occur through the at least one directional antenna the when the current altitude of the aircraft is determined to be above a predefined altitude threshold value. Hereby, it is possible to provide a more stable data link between clients connected to the aircraft wireless communication system and remote external servers.
A method and system for wireless communication between a mobile router in a moving vehicle, such as a train, and one or several external server(s) via at least two types of external wireless networks, a first external wireless network type, trackside network, including a plurality of trackside base stations, such as access points, for communication in compliance with a Wireless Local Area Network (WLAN) standard, said trackside base stations being arranged in the vicinity of a vehicle path of travel, and a second external wireless network type, cellular network, communicating via cellular network standard(s), such as in accordance with 3G, 4G or 5G standards, wherein the mobile router is arranged, at least periodically, to simultaneously communicate with the two types of external wireless networks thereby providing at least two concurrently useable external wireless networks.
A method and system for wireless communication between a mobile router in a moving vehicle and one or several extemal server(s) via a first external wirelessnetwork type comprising a plurality of trackside base stations forming access points for communication in compliance with a Wireless Local Area Network standard, and via a second external wireless network type communicating via cellular network standard(s), . When availability of such trackside wireless network(s) has been determined, communication is allowed through this trackside network(s) for all different data communication types with no or limited restrictions, and when it has been determined that such trackside wireless network(s) is not available, communication is allowed through cellular external network based on prioritization, wherein data communication types of highest priority is allowed with no restrictions, whereas data communication types of lower priority is restricted or prohibited.
H04W 4/42 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for mass transport vehicles, e.g. buses, trains or aircraft
H04W 40/02 - Communication route or path selection, e.g. power-based or shortest path routing
H04W 40/20 - Communication route or path selection, e.g. power-based or shortest path routing based on geographic position or location
A method and system for wireless communication between a public transport vehicle and a remote server through at least one external mobile network are disclosed. At least one router is provided in the public transport vehicle for receiving and transmitting wireless data to and from a stationary communication server outside the public transport vehicle and to and from at least one client onboard the public transport vehicle. The router determines if a stream of wireless data packets received by said router corresponds to at least one of a VoIP stream and a VoWIFI stream, e.g. by accessing a blacklist with predefined ports and/or destination addresses. It is further determined if the client associated with the stream is within the access area of an access point which is set in a silent compartment mode.
H04W 48/04 - Access restriction performed under specific conditions based on user or terminal location or mobility data, e.g. moving direction or speed
H04L 12/24 - Arrangements for maintenance or administration
H04M 3/22 - Arrangements for supervision, monitoring or testing
H04W 4/90 - Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]
A wireless communication system and method for a moving vehicle having a plurality of carriages is disclosed. The system includes a plurality of routers, each router being arranged in a separate carriage and each router being configured to receive and transmit wireless data communication to and from a stationary communication server outside said moving vehicle through at least one exterior mobile network via at least one antenna, wherein said at least one exterior mobile network provides at least one data link; receive and transmit data packets to and from at least one client onboard the moving vehicle; and communicate with every other router in said moving vehicle in order to receive and transmit data packets to and from said every other router, thereby forming an onboard router network.
H04W 4/42 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for mass transport vehicles, e.g. buses, trains or aircraft
H04W 4/48 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication
H04W 48/18 - Selecting a network or a communication service
H04W 8/18 - Processing of user or subscriber data, e.g. subscribed services, user preferences or user profilesTransfer of user or subscriber data
H04L 12/24 - Arrangements for maintenance or administration
H04W 8/26 - Network addressing or numbering for mobility support
H04W 40/12 - Communication route or path selection, e.g. power-based or shortest path routing based on transmission quality or channel quality
H04W 4/46 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for vehicle-to-vehicle communication [V2V]
H04W 4/029 - Location-based management or tracking services
In an aspect, the present disclosure provides a method and system for wireless communication between a vehicle and a remote server through an external network. A router is provided in the vehicle for receiving and transmitting wireless data to and from a server external to the vehicle, and to and from a client onboard the vehicle. The router determines if a stream of wireless data packets received by said router corresponds to a VolP stream and/or a VoWIFI stream and further determines if the client associated with the stream is within the access area of an access point set in a silent compartment mode and further intercepts the stream if it is determined that the stream corresponds to the VolP stream and/or the VoWl Fl stream and that the client associated with the stream is within the access area of the access point set in the silent compartment mode.
H04W 4/42 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for mass transport vehicles, e.g. buses, trains or aircraft
H04W 4/90 - Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]
H04W 12/088 - Access security using filters or firewalls
42.
DISTRIBUTED WIRELESS COMMUNICATION SYSTEM FOR MOVING VEHICLES
A wireless communication system and method for a moving vehicle having a plurality of carriages, such as trains, is disclosed. The system comprises a plurality of routers, each router being arranged in a separate carriage and each router being configured to receive and transmit wireless data communication to and from a stationary communication server outside said moving vehicle through at least one exterior mobile network via at least one antenna, wherein said at least one exterior mobile network provides at least one data link; receive and transmit data packets to and from at least one client onboard the moving vehicle; and communicate with every other router in said moving vehicle in order to receive and transmit data packets to and from said every other router, thereby forming an onboard router network. At least one controller is provided and configured to evaluate a set of performance parameters of said at least one data link between each router and said at least one exterior mobile network in order to assign data streams to said at least one data link, through said onboard router network, at least partly based on said evaluated set of performance parameters.
A method and system for wireless communication between a public transport vehicle and a remote server through at least one external mobile network. At least one router is provided in the public transport vehicle for receiving and transmitting wireless data to and from a stationary communication server outside the public transport vehicle and to and from at least one client onboard the public transport vehicle, wherein router includes a captive portal in order to provide an authentication process for the client(s). The router determines if a stream of wireless data packets received by said router corresponds to at least one of a VoIP stream and a VoWIFI stream. The router then forwards, if it has been determined that the stream of wireless data packets corresponds to at least one of a VoIP stream and a VoWIFI stream.
A method and system for wireless communication between a public transport vehicle, and a remote server through at least one external mobile network are disclosed. At least one router is provided in the public transport vehicle for receiving and transmitting wireless data to and from a stationary communication server outside the public transport vehicle and to and from at least one client onboard the public transport vehicle, wherein router includes a captive portal in order to provide an authentication process for the client(s). The router determines if a stream of wireless data packets received by said router corresponds to at least one of a VoIP stream and a VoWIFI stream, e.g. by accessing a whitelist with predefined ports and/or destination addresses.
H04W 4/42 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for mass transport vehicles, e.g. buses, trains or aircraft
H04W 12/088 - Access security using filters or firewalls
H04W 36/14 - Reselecting a network or an air interface
A method and device for wireless communication between a mobile router in a moving vehicle, such as a train, and an external wireless network is disclosed. The external network includes a plurality of base stations distributed along a vehicle path of travel in compliance with a WLAN standard. The method includes: setting a current value for a timeout parameter within the WLAN standard to a default maximum value exceeding a maximum propagation time between neighboring base stations along the vehicle path; determining when at least one mobile router is within the range of a first base station; determining a roundtrip time for communication between the first base station and the mobile router of the mobile router being most distant from the first base station; setting, in case this roundtrip time is significantly lower than the current value, a new current value in dependence on the roundtrip time.
A method and system for wireless communication with a mobile router in a moving vehicle, such as a train, and an external wireless network is disclosed. The external network includes a plurality of trackside base stations distributed along a path of travel. The method includes: determining the presence of a mobile router within the access area of a trackside base station, and when the presence of a mobile router has been determined: setting the power of the trackside base station to a high power mode; determining a direction of travel of the vehicle; setting the power of at least one trackside base station arranged in the forward direction of the base station for which the mobile router has been detected to a high power mode; and setting the power of at least one trackside base station arranged in the backward direction of the base station to a low power mode.
H04W 48/04 - Access restriction performed under specific conditions based on user or terminal location or mobility data, e.g. moving direction or speed
A method and device for wireless communication between a mobile router in a moving vehicle, such as a train, and an external wireless network is disclosed. The external network comprises a plurality of base stations, and preferably trackside base stations/access points, distributed along a vehicle path of travel, such as a train route, in compliance with a Wireless Local Area Network (WLAN) standard. The method comprises:a) setting a current value for a timeout parameter within the WLAN standard to a default maximum value exceeding a maximum propagation time between neighboring base stations along the vehicle path;b) determining when at least one mobile router is within the range of a first base station;c) determining a roundtrip time for communication between the first base station and the mobile router of the mobile router being most distant from the first base station;d) setting, in case this roundtrip time is significantly lower than the current value, a new current value in dependence on the roundtrip time, and preferably as a value between the roundtrip time and the previously used current value; ande) repeating at least steps b-d, and preferably steps a-d.
A method and system for wireless communication with a mobile router in a moving vehicle, such as a train, and an external wireless network is disclosed. The external network comprises a plurality of trackside base stations, such as access points for communication in compliance with a Wireless Local Area Network(WLAN), distributed along a vehicle path of travel, such as a train route. The method comprises: determining the presence of a mobile router within the access area of any of said plurality of trackside base stations, and when the presence of a mobile router has been determined: setting the power of the trackside base station for which the mobile router has been detected to a high power mode; determining a direction of travel of the vehicle; setting the power of at least one trackside base station arranged in the forward direction of the base station for which the mobile router has been detected, as seen in the determined direction of travel, to a high power mode; and setting the power of at least one trackside base station arranged in the backward direction of the base station for which the mobile router has been detected, as seen in the determined direction of travel, to a low power mode.
H04W 52/28 - TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
A method and system for wireless communication between a moving vehicle and a remote server through at least one external mobile network are disclosed. The at least one exterior mobile network provides at least two concurrently useable data links. The method includes: providing at least one router in the moving vehicle for receiving and transmitting wireless data communication to and from a stationary communication server outside the moving vehicle through the at least one exterior mobile network; evaluating the quality of the data links on a host layer by repeatedly sending requests arranged to trigger a determinable automated response to the stationary communication server via the data links, and measure the time until the triggered automated responses are received; and assigning data streams to the data links at least partly based on the evaluated quality.
A method and system for wireless communication between a moving vehicle and a remote server through at least one external mobile network are disclosed. The communication system comprises a plurality of antennas arranged on the train, and at least one router in the train for receiving and transmitting wireless data communication to and from a stationary communication server outside the train through at least one exterior mobile network via the plurality of antennas. The antennas are here window antennas, arranged integrated in or connected to windowpanes of the train. This provides very efficient communication performance, and at the same time requires almost no additional space.
A method for identifying a source of error in a communication network including at least one client configured to be connected to a base station is disclosed. The at least one client is arranged on a vehicle repetitively moving in a predetermined area. The method includes the steps of: collecting signal quality data from the at least one client for an extended time period when moving in the area, the signal quality data including a plurality of data entries; determining a position in the area at which each of the data entries was collected and a time at which each of the data entries was collected; identifying an anomaly in the signal quality data, by comparing newly collected signal quality data with previously collected data. A source of error may be determined from the time and position when the signal quality data having an anomaly was collected.
A method and system for wireless communication between a moving vehicle, such as a train, and a remote server through at least one external mobile network are disclosed. The communication system includes at least one router in the train for receiving and transmitting wireless data communication to and from a stationary communication server outside the train through at least one exterior mobile network via at least one antenna. The router includes a control unit configured to allocate bandwidth according to a predefined packet policy to streams of data packets which are matched to the predefined packet policies, providing for a very efficient bandwidth management in a wireless network within a train. Hereby, is easy to prioritize voice-over-IP (VOIP) and/or VPN traffic over video traffic.
H04W 28/02 - Traffic management, e.g. flow control or congestion control
H04L 12/851 - Traffic type related actions, e.g. QoS or priority
H01Q 1/24 - SupportsMounting means by structural association with other equipment or articles with receiving set
H04B 1/3822 - Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving specially adapted for use in vehicles
H04M 7/00 - Arrangements for interconnection between switching centres
H04L 47/2441 - Traffic characterised by specific attributes, e.g. priority or QoS relying on flow classification, e.g. using integrated services [IntServ]
53.
Method and system for dynamic selection of communication paths for a moving vehicle
A method for wireless communication between a moving vehicle and remote servers through at least one external mobile network. A router in the moving vehicle is configured for receiving and transmitting wireless data to and from both an aggregation server, using aggregated communication over at least two separate links, and at least one other stationary communication server, using non-aggregated communication over a single link. The router is further accessible by a plurality of client devices onboard the moving vehicle. At least one selection rule is provided in the router for selecting whether to use aggregated or non-aggregated communication, and a determination is made, upon a request from a client device to communicate with one of said remote servers, whether one of the at least one rules applies; and if so selecting to use aggregated communication via the at least one other communication server for communication based on the determination.
H04W 4/42 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for mass transport vehicles, e.g. buses, trains or aircraft
H04W 24/02 - Arrangements for optimising operational condition
H04W 28/02 - Traffic management, e.g. flow control or congestion control
H04W 40/02 - Communication route or path selection, e.g. power-based or shortest path routing
H04W 40/22 - Communication route or path selection, e.g. power-based or shortest path routing using selective relaying for reaching a BTS [Base Transceiver Station] or an access point
H04W 48/06 - Access restriction performed under specific conditions based on traffic conditions
H04W 76/15 - Setup of multiple wireless link connections
A method for identifying an alteration of an object in the vicinity of a train in operation travelling on a rail track along a route. The train is operative to transport passengers or cargo. The method includes capturing image data of an object located at a point of interest along said route when said train is operational on said rail track. Furthermore, said image data is analyzed to find matching reference image data stored in a data storage device. Based on said matching reference image data, said object is located at a position within said point of interest. Further, said image data is analyzed to find an alteration of said object compared to said matching reference image data. If an alteration is found, an action depending may be taken.
G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
B61L 27/00 - Central railway traffic control systemsTrackside controlCommunication systems specially adapted therefor
B61L 25/02 - Indicating or recording positions or identities of vehicles or trains
B61L 23/00 - Control, warning or like safety means along the route or between vehicles or trains
G06K 9/64 - Methods or arrangements for recognition using electronic means using simultaneous comparisons or correlations of the image signals with a plurality of references, e.g. resistor matrix
B61L 25/04 - Indicating or recording train identities
B61L 23/04 - Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
55.
DYNAMIC TRAFFIC SHAPING FOR COMMUNICATION NETWORKS IN MOVING VEHICLES, SUCH AS TRAINS
A method and system for wireless communication between a moving vehicle, such as a train, and a remote server through at least one external mobile network are disclosed. The communication system comprises at least one router in the train for receiving and transmitting wireless data communication to and from a stationary communication server outside the train through at least one exterior mobile network via at least one antenna. The router comprises a control unit configured to allocate bandwidth according to a predefined packet policy to streams of data packets which are matched to the predefined packet policies, providing for a very efficient bandwidth management in a wireless network within a train. Hereby, it e.g. easy to prioritize voice-over-IP (VOIP) and/or VPN traffic over e.g. video traffic.
A method for wireless communication between a moving vehicle and remote servers through at least one external mobile network is disclosed. A router in the moving vehicle is configured for receiving and transmitting wireless data to and from both an aggregation server, using aggregated communication over at least two separate links, and at least one other stationary communication server, using non- aggregated communication over a single link. The router is further accessible by a plurality of client devices onboard the moving vehicle. At least one selection rule is provided in the router for selecting whether to use aggregated or non-aggregated communication, and a determination is made, upon a request from a client device to communicate with one of said remote servers, whether one of the at least one rules applies; and if so selecting to use aggregated communication via said aggregation server or non-aggregated communication via said at least one other communication server for communication based on said determination. This greatly improves capacity, reliability and efficiency of the data communication.
A method for identifying an alteration of an object (100) in the vicinity of a train (1) in operation travelling on a rail track (101) along a route. The train is operative to transport passengers or cargo. The method comprises capturing image data of an object located at a point of interest (106) along said route when said train is operational on said rail track. Furthermore, said image data is analyzed to find matching reference image data stored in a data storage device (123). Based on said matching reference image data, said object is located at a position within said point of interest. Further, said image data is analyzed to find an alteration of said object compared to said matching reference image data. If an alteration is found, an action depending may be taken.
B61K 9/00 - Railway vehicle profile gaugesDetecting or indicating overheating of componentsApparatus on locomotives or cars to indicate bad track sectionsGeneral design of track recording vehicles
58.
WIRELESS COMMUNICATION SYSTEM FOR TRAINS USING VOICE OVER WIFI (VOWIFI)
A wireless communication system for a train is disclosed, comprising: a plurality of antennas arranged on an exterior side of the train; an internal local area network (LAN) inside the train; and at least one router in the train for receiving and transmitting wireless voice communication and data communication to and from a stationary communication server outside the train via the antennas, through at least one exterior mobile network, the at least one exterior mobile network providing at least two concurrently useable data links. The internal LAN provides WiFi communication between the at least one router and at least one mobile terminal located inside the train. Further, the router is arranged to transfer wireless voice communication via voice over WiFi (VoWIFI) between the at least one mobile terminal and the exterior mobile network.
A wireless communication system for a train is disclosed, comprising: a plurality of antennas arranged on an exterior side of the train; an internal local area network (LAN) inside the train; and at least one router in the train for receiving and transmitting wireless voice communication and data communication to and from a stationary communication server outside the train via the antennas, through at least one exterior mobile network, the at least one exterior mobile network providing at least two concurrently useable data links. The internal LAN provides WiFi communication between the at least one router and at least one mobile terminal located inside the train. Further, the router is arranged to transfer wireless voice communication via voice over WiFi (VoWIFI) between the at least one mobile terminal and the exterior mobile network.
A method and system for wireless communication between a moving vehicle and a remote server through at least one external mobile network are disclosed. The communication system comprises a plurality of antennas arranged on the train, and at least one router in the train for receiving and transmitting wireless data communication to and from a stationary communication server outside the train through at least one exterior mobile network via the plurality of antennas. The antennas are here window antennas, arranged integrated in or connected to windowpanes of the train. This provides very efficient communication performance, and at the same time requires almost no additional space.
A method and system for wireless communication between a moving vehicle and a remote server through at least one external mobile network are disclosed. The at least one exterior mobile network provides at least two concurrently useable data links. The method comprises: providing at least one router in the moving vehicle for receiving and transmitting wireless data communication to and from a stationary communication server outside said moving vehicle through said at least one exterior mobile network; evaluating the quality of said data links on a host layer by repeatedly sending requests arranged to trigger a determinable automated response to said stationary communication server via said data links, and measure the time until the triggered automated responses are received; and assigning data streams to said data links at least partly based on said evaluated quality.
A method for identifying a source of error in a communication network comprising at least one client configured to be connected to a base station is disclosed. The at least one client is arranged on a vehicle repetitively moving in a predetermined area. The method comprises the steps of: collecting signal quality data from said at least one client for an extended time period when moving in said area, the signal quality data comprising a plurality of data entries; determining a position in said area at which each of said data entries was collected and a time at which each of said data entries was collected; identifying an anomaly in said signal quality data, by comparing newly collected signal quality data with previously collected data. A source of error may be determined from the time and position when said signal quality data having an anomaly was collected.
A method and a system for receiving streaming media from an external provider onboard a moving vehicle via wireless communication is disclosed. At least one router is provided in the moving vehicle for receiving and transmitting wireless data communication to and from a stationary communication server outside said moving vehicle through an exterior mobile network, said at least one router being provided with or connected to a local proxy server and a cache onboard the vehicle. The router is accessible by a plurality of client devices onboard said vehicle. The method comprises: checking, upon a request from a client device to obtain a streaming media from said external provider, whether a segment of said streaming media is available in the cache or not; forwarding, when a segment of said requested streaming media is available in the cache, the segment of the streaming media object to the client device from the cache; downloading, when said segment of the requested streaming media is not available in the cache, the segment of said streaming media object from said external server, and forwarding the downloaded segment to the client device, and storing the segment in the cache.
H04N 21/414 - Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
H04H 20/62 - Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast for transportation systems, e.g. in vehicles
A method and system for wireless communication between a moving vehicle and a remote server through at least one external mobile network are disclosed. The at least one exterior mobile network provides at least two concurrently useable data links. The method comprises: providing at least one router in the moving vehicle for receiving and transmitting wireless data communication to and from a stationary communication server outside said moving vehicle through said at least one exterior mobile network; evaluating the quality of said data links on a host layer by repeatedly sending requests arranged to trigger a determinable automated response to said stationary communication server via said data links, and measure the time until the triggered automated responses are received; and assigning data streams to said data links at least partly based on said evaluated quality.
A method for identifying a source of error in a communication network comprising at least one client configured to be connected to a base station is disclosed. The at least one client is arranged on a vehicle repetitively moving in a predetermined area. The method comprises the steps of: collecting signal quality data from said at least one client for an extended time period when moving in said area, the signal quality data comprising a plurality of data entries; determining a position in said area at which each of said data entries was collected and a time at which each of said data entries was collected; identifying an anomaly in said signal quality data, by comparing newly collected signal quality data with previously collected data. A source of error may be determined from the time and position when said signal quality data having an anomaly was collected.
A method and a system for receiving streaming media from an external provider onboard a moving vehicle via wireless communication is disclosed. At least one router is provided in the moving vehicle for receiving and transmitting wireless data communication to and from a stationary communication server outside said moving vehicle through an exterior mobile network, said at least one router being provided with or connected to a local proxy server and a cache onboard the vehicle. The router is accessible by a plurality of client devices onboard said vehicle. The method comprises: checking, upon a request from a client device to obtain a streaming media from said external provider, whether a segment of said streaming media is available in the cache or not; forwarding, when a segment of said requested streaming media is available in the cache, the segment of the streaming media object to the client device from the cache; downloading, when said segment of the requested streaming media is not available in the cache, the segment of said streaming media object from said external server, and forwarding the downloaded segment to the client device, and storing the segment in the cache.
H04H 20/62 - Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast for transportation systems, e.g. in vehicles
H04H 60/27 - Arrangements for recording or accumulating broadcast information or broadcast-related information
H04N 21/414 - Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
H04N 21/433 - Content storage operation, e.g. storage operation in response to a pause request or caching operations
H04N 21/436 - Interfacing a local distribution network, e.g. communicating with another STB or inside the home
A wireless communication system for a moving vehicle, such as trains, is disclosed. The system includes at least one router in the moving vehicle for receiving and transmitting wireless voice communication and data communication to and from a stationary communication server outside the moving vehicle through an exterior mobile network. Further, the system includes at least one femtocell provided within the moving vehicle, and being connected to the router for wireless transferring of wireless voice communication and data communication between mobile terminals within the moving vehicle and the router. The at least one femtocell is controlled by a femtocell controller directly or indirectly connected to the communication server outside the moving vehicle.
A vehicle communication system is disclosed, for use on e.g. trains, ferries and busses. The system includes an internal local area network (LAN) arranged within the vehicle; at least one antenna for wireless communication with external wide area networks (WAN) outside the vehicle; and a data communication router for providing data communication between said internal LAN and said external WANs. The data communication router includes a plurality of modems for communication with said external WANs, a subscriber identity module (SIM) pool including a plurality of SIMs, and a controller capable of periodically assigning SIMs within said SIM pool to any one of said modems. Hereby, a very efficient use of the modems and SIMs is obtained, leading to a less costly system and a more efficient communication.
H04B 1/3822 - Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving specially adapted for use in vehicles
H04W 8/18 - Processing of user or subscriber data, e.g. subscribed services, user preferences or user profilesTransfer of user or subscriber data
H04B 1/3816 - Mechanical arrangements for accommodating identification devices, e.g. cards or chipsTransceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving with connectors for programming identification devices
09 - Scientific and electric apparatus and instruments
Goods & Services
Telecommunications services, namely, providing Internet connectivity and transmission and reception of voice, video and data between computer and telecommunications users via a global communications network; wireless telecommunications services, providing wireless Internet connectivity and transmission and reception of voice, video and data between computer and telecommunications users via a global communications network; data transmission services; sending messages, data, information and mail by electronic means, by computer, via the Internet and via a wireless network; electronic mail and dissemination of information and data by electronic means, by computer, via the Internet and via a wireless network; supplying telecommunications connections to a computer server; supplying telecommunications connections to a wireless network; transmission of information and data via the Internet and via a wireless network; Transmission of data by radio, transmission of information by radio, transmission of computer-controlled data by radio Telecommunications equipment and telecommunications accessories, namely, computer network hardware for providing internet connectivity and transmitting and receiving voice, video and data between computer and telecommunications users via a global communications network; apparatus and accessories for wireless telecommunications, namely, computer network hardware for providing Internet connectivity and wireless transmission and reception of voice, video and data between computer and telecommunications users via a global communications network; telecommunications routers; base stations for telecommunication; wireless telecommunications routers; wireless telecommunications base stations; telecommunications equipment and telecommunications accessories for use on public transport, namely, computer network hardware for providing Internet connectivity and transmitting and receiving voice, video and data between computer and telecommunications users on trains, trams, streetcars, buses and aircraft via a global communications network; apparatus and accessories for wireless telecommunications for use on public transport, namely, computer network hardware for providing Internet connectivity and wireless transmission and reception of voice, video and data between computer and telecommunications users on trains, trams, streetcars, buses and aircraft via a global communications network; computer hardware, namely, routers, base stations, gateways, and routers for use in wireless communications; computer software for use in wireless communications to facilitate the provision of Internet connectivity and the transmission and reception of voice, video and data between computer and telecommunications users via a global communications network; computer hardware; computer equipment, namely, network access servers that use wireless computer technology for device monitoring, determining devices' status and location, vehicle tracking, compliance mapping, train orientation mapping, passenger comfort monitoring, track fault detection, GPS searching, train scheduling, passenger information systems primarily comprised of computers and computer software to display public transit service information to passengers, providing internet access to public transit users, cache data management, data management, streaming of media, ticket purchasing, energy monitoring, traffic information to drivers, sensor data monitoring and collection, retail stock control, monitoring and management, systems for managing the operation of trains, CCTV systems and LCD screen management, providing of entertainment, and provision of infotainment; computer software platforms for providing internet connectivity and transmitting and receiving voice, video and data between computer and telecommunications users via a global communications; mobile radio receiver apparatus, mobile radio transmitter apparatus, radio transmitters and receivers, radio transmitters for navigation, and devices for wireless radio transmission for use in tracking moving objects
09 - Scientific and electric apparatus and instruments
38 - Telecommunications services
Goods & Services
Telecommunications equipment and telecommunications accessories; apparatus and accessories for wireless telecommunications; telecommunications routers; base stations for telecommunication; wireless telecommunications routers; wireless telecommunications base stations; telecommunications equipment and telecommunications accessories for use on public transport; apparatus and accessories for wireless telecommunications for use on public transport; computer hardware, namely routers, base stations, gateways, and routers for use in wireless communications; computer software for use in wireless communications; software, hardware; equipment and wireless computer technology for use in/for device monitoring, determining devices’ status and location, vehicle tracking, compliance mapping, train orientation mapping, passenger comfort, track fault detection, GPS searching, train scheduling, passenger information systems, passenger internet access, cache management, data management, streaming of media, ticket purchase, energy monitoring, driver advisory systems, sensor data, retail stock control, train management systems, CCTV systems and LCD screen management, providing of entertainment, provision of infotainment; platforms for computer software; mobile radio receiver apparatus, mobile radio transmitter apparatus, radio transmitters and receivers, radio transmitters for navigation, radio signalling instruments for use in tracking moving objects; wireless antennas (and masts therefor), wireless transmitter apparatus for remote control, wireless transmitters; antennas, aerials, antennas for wireless communications equipment, radio frequency antennas; connection cables, networks for the interconnection of communication systems; radio antennas, antennas for receiving radio signals, antennas for transmitting radio signals. Telecommunications services; Wireless telecommunications services; telecommunications services in relation to enabling software applications to be used wirelessly; Data transmission services; sending messages, data, information and mail by electronic means, by computer, via the internet and via a wireless network; electronic mail and dissemination of information and data by electronic means, by computer, via the internet and via a wireless network; supply of connections to a computer server; supply of connections to a wireless network; transmission of information and data via the internet and via a wireless network; Transmission of data by radio, transmission of information by radio, transmission of computer-controlled data by radio.
