Disclosed in the present invention are a flame-retardant leaky cable and a production method. The flame-retardant leaky cable comprises a sheath, an outer conductor, an insulating layer and an inner conductor which are sequentially arranged from outside to inside. A flame-retardant layer is longitudinally arranged between the sheath and the outer conductor or between the outer conductor and the insulating layer; the flame-retardant layer is a mica tape or PTFE; a plurality of radiation slot holes are formed on the outer conductor; the inner conductor is a spiral copper tube or a smooth copper tube; when the flame-retardant layer is longitudinally arranged between the sheath and the outer conductor, and only covers the radiation slot holes. According to the present invention, the flame-retardant layer having a low dielectric constant is longitudinally arranged between the outer conductor and the sheath or between the insulating layer and the outer conductor, so that the flame-retardant grade of the leaky cable is effectively improved, and the flame-retardant requirements of related laying places are met.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
2.
LOW-FREQUENCY FILTERING UNIT HAVING PATTERN WITH HIGH CONSISTENCY AND ANTENNA ARRAY
A low-frequency filtering unit includes a vibrator arm, a balun base, a balun feeder line and a balun chamber tube for arranging the balun feeder line; the vibrator arm includes two radiation arms, one end of the radiation arm is vertically connected to one end of the other radiation arm to form an integral L-shaped right-angle structure, the balun chamber tube is arranged at the connection between the two radiation arms, and the wave-trap structures on the transverse radiation arm and the longitudinal radiation arm are symmetrically arranged with a 45° angular bisector of the L-shaped right-angle structure as a center line; the low-frequency filtering unit is provided with four vibrator arms which are symmetrically arranged in pairs around the periphery of the balun base along a diagonal line and form an integral cross orthogonal structure, and the vibrator arms.
H01Q 19/10 - Combinaisons d'éléments actifs primaires d'antennes avec des dispositifs secondaires, p. ex. avec des dispositifs quasi optiques, pour donner à une antenne une caractéristique directionnelle désirée utilisant des surfaces réfléchissantes
H01Q 21/24 - Combinaisons d'unités d'antennes polarisées dans des directions différentes pour émettre ou recevoir des ondes polarisées circulairement ou elliptiquement ou des ondes polarisées linéairement dans n'importe quelle direction
Disclosed in the present invention is a double-parallel flame-retardant leaky coaxial cable, comprising: a first leaky coaxial cable, the first leaky coaxial cable comprising a first inner conductor, a first insulation layer, and a first outer conductor from inside to outside, wherein a plurality of first slots are formed in the outer surface of the first outer conductor in the length direction thereof, and the first slots are vertical polarization slots; a second leaky coaxial cable, the second leaky coaxial cable comprising a second inner conductor, a second insulation layer, and a second outer conductor from inside to outside, wherein a plurality of second slots are formed in the outer surface of the second outer conductor in the length direction thereof, and the second slots are horizontal polarization slots; and a master sheath, the master sheath covering the first outer conductor and the second outer conductor and enabling the first leaky coaxial cable and the second leaky coaxial cable to form an integrated structure, wherein the first leaky coaxial cable and the second leaky coaxial cable are parallel in the length direction, and the first outer conductor is not in contact with the second outer conductor.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
4.
PHASE SHIFTER WITH ADJUSTABLE OUTPUT MODE AND ANTENNA
The present disclosure provides a phase shifter with an adjustable output mode, capable of switching the output mode of a conventional antenna in a vertical plane, includes a fixed dielectric plate provided with a fixed circuit; a moving sliding plate, the moving sliding plate is provided on the side of the fixed dielectric plate, a plurality of sliding circuits are provided on the moving sliding plate corresponding to each of the fixed circuits, the fixed circuits are capable of being coupled with at least one of the corresponding sliding circuits to form a phase-shifting circuit together, and the moving sliding plate slides with respect to the fixed dielectric plate, is capable of switching the sliding circuits coupled with the fixed circuits, and is capable of adjusting the phase of the output signal of the phase-shifting circuit; the present disclosure further provides an antenna using the phase shifter.
H01Q 3/32 - Dispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la phase relative ou l’amplitude relative et l’énergie d’excitation entre plusieurs éléments rayonnants actifsDispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la distribution de l’énergie à travers une ouverture rayonnante faisant varier la phase par des moyens mécaniques
The present invention provides a diode structure-based intermodulation standard part, which is used for changing the intermodulation index in a communication system to be constant and has an adjustment function. The diode structure-based intermodulation standard part comprises: an input interface, a main channel and an output interface that are used for signal transmission; and an adjusting module and a diode that are used for affecting an intermodulation interference signal; the input interface is composed of a first outer conductor, a first inner conductor, and a first insulating part, the main channel is composed of a second outer conductor and a second inner conductor, and the output interface is composed of a third outer conductor, a third inner conductor, and a second insulating part; the adjusting module is composed of a fourth outer conductor and a fourth inner conductor of a short-circuit connector; the fourth inner conductor is composed of a magnetic metal and an adjusting rod capable of adjusting the vertical height, the diode is embedded between the adjusting rod and the magnetic metal, and electrical coupling is provided between the magnetic metal and the second inner conductor.
The present disclosure provides a wide beam radiation leakage coaxial cable, which includes an inner conductor, an insulating layer, an outer conductor and a sheath coaxially nested from inside to outside in sequence, at least two columns of slot groups are provided on the outer conductor, the columns of slot groups are distributed at different angles in the circumferential direction of the outer conductor, the included angle between two adjacent columns of slot groups is α=γ/n, where γ is the target radiation width, n is the number of columns of slot groups, each column of slot groups includes a plurality of slot arrays periodically arranged in the axial direction of the outer conductor, the pitch of each column of slot groups is the same, the pitch phase of each column of slot groups on the same leakage cable section is consistent, and each slot array includes a plurality of slots.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
The present invention provides a low-frequency filtering unit having high pattern consistency, and its own pattern has high consistency. The problem of pattern distortion caused by coupling between low-frequency units and a high-frequency array when the low-frequency units are arranged in the high-frequency array and the problems of high costs, large processing errors, and poor filtering effects existing in existing filtering structure applications can be solved. The low-frequency filtering unit having high pattern consistency comprises oscillator arms, a balun base, balun feed lines, and balun cavity tubes for the balun feed lines to be arranged; each oscillator arm comprises two radiation arms, one end of one of the two radiation arms and one end of the other radiation arm are perpendicularly connected to each other to form an integrated right-angle L-shaped structure; a balun cavity tube is provided at the joint between the two radiation arms, and notch structures are axially and symmetrically provided on the two radiation arms by using a 45° angle bisector of the right-angle L-shaped structure as a center line; four oscillator arms are provided; the four oscillator arms are symmetrically arranged in pairs around the periphery of the balun base along diagonals to form an integral cross-orthogonal structure; the oscillator arms, the balun cavity tubes, the balun feed lines, and the balun base are all made of metal conductors.
A multi-directional radiation leaky coaxial cable is disclosed, including an inner conductor, an insulating layer, an outer conductor and a sheath which are sequentially and coaxially nested from inside to outside. The outer conductor is provided with at least two rows of slotted hole groups, the at least two rows of slotted hole groups are distributed at different angles in a circumferential direction of the outer conductor, each row of slotted hole group includes a plurality of slotted hole arrays which are periodically arranged along an axial direction of the outer conductor, each slotted hole array includes a plurality of slotted holes, pitches of the slotted hole groups are the same, and a periodic arrangement difference of two adjacent rows of slotted hole groups in the circumferential direction is half a pitch, so that a phase difference of respective excitation electric fields is 180°. According to the leaky coaxial cable, multiple rows of slotted hole groups are arranged, a phase difference of two adjacent rows of slotted hole groups in the circumferential direction is half a pitch, and the phase difference of the excitation electric fields is 180°, so that source separation can be achieved in space, and excitation sources are independent and do not interfere with each other, thus increasing a number of radiation directions of all frequency points in an operating frequency band of the leaky coaxial cable, and making the leaky coaxial cable have a higher application scene applicability.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
H01B 11/18 - Câbles coaxiauxCâbles analogues ayant plusieurs conducteurs intérieurs dans un conducteur extérieur commun
9.
LOW-LOSS FLEXIBLE FEEDER COAXIAL CABLE APPLIED TO 5G INDOOR DISTRIBUTION
Disclosed in the present invention is a low-loss flexible feeder coaxial cable applied to 5G indoor distribution, comprising an inner conductor layer, an insulating layer, an outer conductor layer, and a sheath layer which are sequentially arranged from inside to outside. The inner conductor layer, the insulating layer, the outer conductor layer, and the sheath layer are coaxially arranged and connected to one another; both the outer conductor layer and the inner conductor layer are of a regular spiral embossed copper pipe structure; and the insulating layer is a high-foaming polyolefin foam insulating layer. The present invention can keep low direct-current resistance and low insulation dielectric constant, and not only the transmission loss of the present invention is greatly reduced, but also the bending performance of the present invention is optimized. The present invention is adapted to the technical field of coaxial cables.
H01B 3/44 - Isolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines vinyliquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques matières plastiquesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques résinesIsolateurs ou corps isolants caractérisés par le matériau isolantEmploi de matériaux spécifiés pour leurs propriétés isolantes ou diélectriques composés principalement de substances organiques cires résines acryliques
H01B 1/02 - Conducteurs ou corps conducteurs caractérisés par les matériaux conducteurs utilisésEmploi de matériaux spécifiés comme conducteurs composés principalement de métaux ou d'alliages
The present invention provides an adjustable output mode phase shifter, which can implement switching functionality for an output mode of a conventional antenna in a vertical plane, and comprises: a fixed dielectric plate, a fixed circuit being provided on the fixed dielectric plate; a movable sliding plate, the movable sliding plate being disposed at a side of the fixed dielectric plate on which the fixed circuits are disposed, and the movable sliding plate being provided with multiple sliding circuits corresponding to each of the fixed circuits, a fixed circuit being capable of being coupled and connected to at least one of the corresponding sliding circuits, to jointly form a phase shift circuit, and the movable sliding plate sliding relative to the fixed dielectric plate, so that the sliding circuit coupled to the fixed circuit can be switched, and a phase of an output signal of the phase shift circuit can be adjusted. In addition, an antenna using the adjustable output mode phase shifter is also provided.
H01Q 1/18 - Moyens pour stabiliser les antennes sur une plate-forme instable
H01Q 3/36 - Dispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la phase relative ou l’amplitude relative et l’énergie d’excitation entre plusieurs éléments rayonnants actifsDispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la distribution de l’énergie à travers une ouverture rayonnante faisant varier la phase par des moyens électriques avec des déphaseurs variables
The present application provides a multi-mode phase shifting device and a large-scale array antenna. The multi-mode phase shifting device comprises: a bus and at least two branch lines. The at least two branch lines are connected to the bus; the bus is connected to an input end; the branch lines are connected to an antenna array; the bus is provided with a phase shifter; and at least one branch line is provided with a circuit breaking switch. Mode switching can be performed by providing the phase shifter and the circuit breaking switch, such that wave beam reconfiguration can be realized and switching between a wide wave beam and a narrow wave beam can be performed in a vertical plane, and wave beam pointing can be adjusted, thereby meeting different scene requirements.
H01Q 3/34 - Dispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la phase relative ou l’amplitude relative et l’énergie d’excitation entre plusieurs éléments rayonnants actifsDispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la distribution de l’énergie à travers une ouverture rayonnante faisant varier la phase par des moyens électriques
H01Q 3/38 - Dispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la phase relative ou l’amplitude relative et l’énergie d’excitation entre plusieurs éléments rayonnants actifsDispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la distribution de l’énergie à travers une ouverture rayonnante faisant varier la phase par des moyens électriques avec des déphaseurs variables les déphaseurs étant numériques
The present application provides a dual-mode phase shifting device and an antenna. The device comprises: a coupling substrate, a coupling microstrip being provided on the coupling substrate; and a microstrip bottom plate, a first microstrip and a second microstrip being provided on the microstrip bottom plate. The coupling substrate is provided on the microstrip bottom plate. An insulating medium is provided between the coupling substrate and the microstrip bottom plate. A first working mode and a second working mode can be switched by means of relative sliding between the coupling substrate and the microstrip bottom plate. The first working mode is that: the first microstrip is coupled to the coupling microstrip, and the second microstrip is coupled to the coupling microstrip; and the second working mode is that: the first microstrip is coupled to the coupling microstrip, and the second microstrip is disconnected from the coupling microstrip. In embodiments of the present invention, free switching between the two working modes can be implemented by means of the relative sliding between the coupling substrate and the microstrip bottom plate, and the connection/disconnection between the first microstrip and the second microstrip can be controlled, thereby adjusting the number of output ports.
H01Q 3/36 - Dispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la phase relative ou l’amplitude relative et l’énergie d’excitation entre plusieurs éléments rayonnants actifsDispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la distribution de l’énergie à travers une ouverture rayonnante faisant varier la phase par des moyens électriques avec des déphaseurs variables
H01Q 1/24 - SupportsMoyens de montage par association structurale avec d'autres équipements ou objets avec appareil récepteur
The present invention provides an emergency leakage coaxial cable, which enables the whole cable to be lightweight and convenient to take up and pay off, can facilitate construction operation, and provides a practical and usable leakage cable product for a 2G/3G/4G/5G system. The cable comprises an inner conductor, an insulating layer, an outer conductor and a sheath, which are sequentially arranged from the center to an outer ring surface. The periphery of the inner conductor is coated with the insulating layer, the outer conductor is specifically formed by coating an outer ring surface of the insulating layer with a flat metal strip, the periphery of the inner conductor is coated with the insulating layer, the flat metal strip is spirally wrapped on the outer ring surface of the insulating layer to form spiral strips, spiral grooves are formed between adjacent spiral strips, the spiral grooves are uniformly and spirally distributed along the outer circumference of the insulating layer, and the sheath is wrapped on the outer circumference of the flat metal strip.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
14.
LEAKY COAXIAL CABLE CAPABLE OF MULTI-DIRECTIONAL RADIATION
The present invention provides a leaky coaxial cable capable of multi-directional radiation, comprising an inner conductor, an insulating layer, an outer conductor, and a sheath coaxially nested in sequence from inside to outside. At least two columns of slotted hole groups are formed in the outer conductor and distributed at different angles in the circumferential direction of the outer conductor, each column of slotted hole groups comprises a plurality of slotted hole arrays periodically arranged along the axial direction of the outer conductor, each slotted hole array comprises a plurality of slotted holes, each column of slotted hole groups has the same pitch, and the periodic arrangement of two adjacent columns of slotted hole groups in the circumferential direction has a half-pitch difference, so that respective excitation electric fields have a phase difference of 180 degrees. According to the present invention, by arranging the plurality of columns of slotted hole groups, enabling two adjacent columns of slotted hole groups in the circumferential direction to have a half-pitch difference, and enabling the excitation electric fields to have a phase difference of 180 degrees, source separation can be implemented in space, and excitation sources are independent from each other and do not interfere with each other, so that the number of radiation directions of all frequency points in a working frequency band of the leaky coaxial cable can be increased, and the leaky coaxial cable has stronger applicability to application scenarios.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
The present invention provides a multi-directional radiation leaky coaxial cable, comprising: an inner conductor, an insulating layer, an outer conductor, and a jacket that are successively and coaxially nested from inside to outside. At least two columns of slot groups are formed in the outer conductor, the at least two columns of slot groups are distributed at different angles in the circumferential direction of the outer conductor, each of the columns of slot groups comprises several slot arrays periodically arranged along an axial direction of the outer conductor, each of the slot arrays comprises several slots, the pitch of different columns of slot groups is the same, and the periodic arrangements of two adjacent columns of slot groups in the circumferential direction differ by half the pitch, so that phases of respective excitation electric fields differ by 180°. According to the present invention, by providing multiple columns of slot groups and making two adjacent columns of slot groups in the circumferential direction differ by half the pitch, the phases of the excitation electric fields differ by 180°, and source separation can be spatially achieved, so that excitation sources are independent of each other and do not interfere with each other, and thus, the number of radiation directions of all frequency points within a working frequency band of a leaky cable can be increased, and the leaky cable has strong application scenario applicability.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
Provided is a radiation-enhanced leaky coaxial cable, comprising an inner conductor, an insulating layer, an outer conductor and a sheath, which are sequentially arranged from the center to an outer ring surface; the outer conductor is provided with a special slot; the special slot comprises at least two rows of slot groups, which are distributed at different angles in the circumferential direction of the outer conductor; each row of the slot groups comprises several slot arrays, which are periodically and repeatedly arranged at a fixed pitch in the axial direction of the outer conductor; each slot array comprises several slots; the pitches of all rows of the slot groups are the same; the slot groups comprise at least a row of main radiation slot groups and a row of main guide slot groups; and the main guide slot groups are ahead of the main radiation slot groups by a quarter of a pitch in a signal transmission direction. In the present invention, by arranging the main radiation slot groups and the main guide slot groups at a distance of a quarter of a pitch, the amount of main radiation in a main radiation direction can be amplified, thereby enhancing the radiation performance of a leaky cable in a usage frequency band, and causing the leaky cable to have stronger scenario adaptability.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
The present invention provides a wide-beam-radiation leaky coaxial cable, comprising an inner conductor, an insulating layer, an outer conductor, and a sheath that are sequentially and coaxially nested from inside to outside. At least two columns of slotted hole groups are formed in the outer conductor. The at least two columns of slotted hole groups are distributed at different angles in the circumferential direction of the outer conductor. An included angle α between two adjacent columns of slotted hole groups is equal to γ/n, where γ is a target radiation width, and n is the column number of the slotted hole groups. Each column of slotted hole groups comprises a plurality of slotted hole arrays that are periodically arranged along the axial direction of the outer conductor. The pitches of the slotted hole groups are the same, and the pitches and phases of the slotted hole groups on the same leaky cable section are completely consistent. Each slotted hole array comprises a plurality of slotted holes. By increasing the column number of the slotted holes and distributing the slotted hole groups at different angles in the circumferential direction of the outer conductor, the leaky cable can increase radiation lobe widths of all frequency points (in particular, relatively high frequency) in a working frequency band, so that the radiation lobe width of the leaky cable is increased, and the leaky cable thus has higher application scenario applicability.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
Provided is a wide/high-frequency leaky cable, comprising an inner conductor 1, an insulation layer 2, an outer conductor 3, and a sheath 4, which are coaxially meshed in sequence from inside to outside, wherein the outer conductor 3 is provided with a plurality of slotted hole groups 5 periodically arranged at a pitch P in the axial direction; each of the slotted hole groups 5 comprises a plurality of array groups 6 arranged in a staggered and overlapped manner in the axial direction; and each of the array groups 6 comprises a left array 7 and a right array 8, with the left array 7 and the right array 8 being arranged along the axis in a splayed manner and being complementary relative to the angle of inclination of the axis, the left array 7 and the right array 8 being symmetrical along the perpendicular bisector of the connecting line thereof, and the distance between the center of the left array 7 and the center of the right array 8 being P/2. In the present invention, the low-frequency radiation performance and the high-frequency transmission performance are improved, and on the basis of the comprehensive loss evaluation at 250 m, the difference of comprehensive loss in the service frequency bands is controlled within 5 dB, such that the wide/high-frequency leaky cable is more suitable for use in a 2G/3G/4G/5G combined circuit.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
19.
WATERPROOF RUBBER SHEATH, CABLE CONNECTION ASSEMBLY AND MANUFACTURING METHOD
Provided are a waterproof rubber sheath, a cable connection assembly and a manufacturing method. The waterproof rubber sheath comprises: a waterproof rubber sheath body, wherein the waterproof rubber sheath body is provided with an axially-through sealing cavity; and the waterproof rubber sheath body sequentially comprises, in an axial direction, first to fourth waterproof sealing sections. The waterproof rubber sheath of the present invention has the characteristics of reusability, a protection grade of IP68, a good resilience, a good low-temperature resistance etc., can be used in connection with a 7/16 model male head radio-frequency coaxial jumper wire to form a self-sealed whole, and has a good waterproof effect.
H01R 13/50 - SoclesBoîtiers formés comme un corps intégré
H01R 13/52 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes
H01R 24/40 - Dispositifs de couplage en deux pièces, ou l'une des pièces qui coopèrent dans ces dispositifs, caractérisés par leur structure générale ayant des contacts disposés concentriquement ou coaxialement spécialement adaptés à la haute fréquence
H01R 43/18 - Appareils ou procédés spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation de connecteurs de lignes ou de collecteurs de courant ou pour relier les conducteurs électriques pour la fabrication de socles ou de boîtiers pour pièces de contact
20.
Method of arranging a leaky coaxial cable by using two half jumper wires for connecting two leakage coaxial cables together
A method of arrangement of a leaky coaxial cable combination structures, comprising: providing at least two leakage coaxial cables, each of the at least two leakage coaxial cables has a narrow body; and providing a jumper wire mechanism between at least two leakage coaxial cables; wherein the jumper wire mechanism has two ends, and the two ends are respectively connected to one end of each of the at least two leakage coaxial cables.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
H01Q 13/22 - Fente longitudinale dans la paroi limite du guide d'onde ou d'une ligne de transmission
21.
Radio-frequency coaxial cable connector with quick installation
A RF coaxial cable connector with rapid installation includes a front shell, a rear protective sleeve, a front insulator, a center conductor, a rear insulator, a cable crimping ring, and a cable clamping assembly. The front insulator, the center conductor and the rear insulator are arranged in a front-rear sequence in a cavity of the front shell. The cable crimping ring has a front end surface abutting on an outer ring end surface of a rear end surface of the rear insulator, and is connected with the front shell. The rear protective sleeve is connected with the front shell. The cable clamping assembly is arranged in an inner cavity of the rear protective sleeve, and has a clamping surface formed thereon for clamping on an outer ring surface of an outer conductor of a cable to be connected.
H01R 24/56 - Dispositifs de couplage en deux pièces, ou l'une des pièces qui coopèrent dans ces dispositifs, caractérisés par leur structure générale ayant des contacts disposés concentriquement ou coaxialement spécialement adaptés à la haute fréquence spécialement adaptés à la forme spécifique des câbles, p. ex. câbles ondulés, câbles à paires torsadées, câbles double blindage ou câbles creux
H01R 9/05 - Dispositifs de connexion conçus pour assurer le contact avec plusieurs des conducteurs d'un câble multiconducteur pour câbles coaxiaux
H01R 13/502 - SoclesBoîtiers composés de différentes pièces
H01R 13/52 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes
H01R 13/58 - Moyens pour atténuer l'effort de tension sur le câble de connexion, p. ex. serre-câble
A quick demountable high-reliability radio-frequency coaxial connector including a front shell and a rear protective jacket, a cavity of the front shell is internally provided with a front insulator and a central conductor, a first locating hole of a central axial position of the front insulator, the center of the front end of the central conductor is provided with a front protrusion, the front protrusion is arranged towards the first locating hole, a penetration hole is formed in a central part of the axial tail of the central conductor, the axial tail is a necking conical structure, the inner diameter of the outer end of the necking conical structure is smaller than that of an inner conductor of a cable, and meanwhile, the inner diameter of the inner end of the necking conical structure is larger than that of the inner conductor of the cable.
H01R 9/05 - Dispositifs de connexion conçus pour assurer le contact avec plusieurs des conducteurs d'un câble multiconducteur pour câbles coaxiaux
H01R 24/40 - Dispositifs de couplage en deux pièces, ou l'une des pièces qui coopèrent dans ces dispositifs, caractérisés par leur structure générale ayant des contacts disposés concentriquement ou coaxialement spécialement adaptés à la haute fréquence
H01R 13/415 - Fixation d'une manière non démontable, p. ex. par moulage, rivetage par déformation permanente de la pièce de contact
H01R 13/502 - SoclesBoîtiers composés de différentes pièces
Disclosed is a protection device for a bent coaxial cable. The bent coaxial cable comprises a connector and a coaxial cable. The protection device comprises a protection assembly, wherein the connector and the coaxial cable are assembled in the protection assembly; the protection assembly comprises a first protection tube, a second protection tube and a third protection tube; the first protection tube has a first tube cavity and a second tube cavity that are integrally connected; the connector penetrates the second protection tube, and penetrates an end part in the second protection tube and extends into the first tube cavity; and the third protection tube is sheathed on a tail end of the coaxial cable, the coaxial cable penetrates the second tube cavity, and the coaxial cable penetrating the second tube cavity is connected to the connector penetrating the first tube cavity. The protection device for the bent coaxial cable of the present invention is waterproof and resistant to bird pecking, thereby avoiding damage to the coaxial cable by birds and meeting a waterproof requirement for the outdoor installation of cables.
Provided in the present invention is a leaky cable arranging method applicable in a narrow strip area. The method prevents the wastage of leaky cable starting end field strength, increases the signal-to-noise ratio of a terminating end signal coverage area, reduces a signal switching area, stabilizes a switching effect, and achieves the goal of smooth switching. This comprises a leaky cable combined structure of two areas symmetrically arranged relative to a center area in the lengthwise direction of the narrow strip area, insofar as the comprehensive loss at a link terminating end of a leaky cable is ensured to remain unchanged, the radiation performance is quantitively reduced at starting ends of the leaky cable combined structure of the two areas relatively away from the center area so as to ensure a reduced transmission loss, and transmission loss is adequately reduced and the radiation performance is increased at terminating ends in the center area of the leaky cable combined structure of the two areas.
H01Q 13/20 - Antennes constituées par un guide non résonnant à ondes de fuite ou une ligne de transmissionStructures équivalentes produisant un rayonnement le long du trajet de l'onde guidée
25.
SPLIT WATERPROOF DEVICE OF RADIO FREQUENCY CONNECTOR
The present invention relates to a split waterproof device of a radio frequency connector, the device comprising a flange sealing sleeve and an outer sealing sleeve both made of rubber; an inner circumferential face of the flange sealing sleeve is provided with a plurality of flange sealing grooves, the flange sealing sleeve is sheathed on a connector assembly, the inner diameter of the flange sealing sleeve is less than the outer diameter of a connecting post of the connector assembly, and the outer diameter of the flange sealing sleeve is not less than the outer diameter of a connecting nut on a jumper assembly; the outer sealing sleeve comprises a jumper sealing sleeve, a connecting sleeve and a cable sealing sleeve integrally formed and coaxially arranged, wherein the jumper sealing sleeve is sheathed on an outer circumferential face of the flange sealing sleeve, the connecting sleeve is sheathed on an outer circumferential face of the jumper assembly, and the cable sealing sleeve is sheathed on a cable; an inner circumferential face of the jumper sealing sleeve is provided with a plurality of jumper sealing grooves; an inner circumferential face of the cable sealing sleeve is provided with a plurality of cable sealing grooves; and the flange sealing grooves, the jumper sealing grooves, and the cable sealing grooves are all annular grooves. The device has the advantages of low costs, a good waterproof effect, simple installation, long service life and being free to bend with a cable.
Provided in the present invention is a production process for a slotting of an outer conductor of a leaky cable, which combines a metal tape slotting, a metal tape longitudinal package, and a sheathing process production line into an integrated production line, thereby saving on the operation and storage of raw materials and also preventing waste or contamination during the operation and storage. Moreover, the production is efficient and reliable. After the production of a semi-finished product outputted by a leaky cable insulation process is completed, a numerically controlled laser cutting device is used to laser cut a corresponding slot hole on a metal strip according to specific slotting parameters, thus producing a slotted outer conductor. Then, the slotted metal strip is embossed and is then directly wrapped on top of the insulation by means of an outer conductor longitudinal package forming die. Finally, sheathing production is directly completed by means of a sheath extruder to produce a finished leaky cable, so that the outer conductor of the leaky cable is completed at one time in three processes from a raw material to the punching of the raw material, and longitudinal package forming and outer sheath sheathing after forming of the outer conductor.
H01Q 13/22 - Fente longitudinale dans la paroi limite du guide d'onde ou d'une ligne de transmission
H01P 11/00 - Appareils ou procédés spécialement adaptés à la fabrication de guides d'ondes, résonateurs, lignes ou autres dispositifs du type guide d'ondes
27.
HIGH-RELIABILITY RADIO FREQUENCY COAXIAL CONNECTOR THAT FACILITATES RAPID ASSEMBLY AND DISASSEMBLY
A high-reliability radio frequency coaxial connector that facilitates rapid assembly and disassembly, comprising a front housing (1) and a rear protective case (2). A front insulator (3) and a central conductor (4) are mounted sequentially in a cavity of the front housing (1) from front to rear. A first positioning hole (31) is provided at a central axial position of the front insulator (3). A front protrusion (41) is provided in the center of the front end of the central conductor (4). Opening slots (43) are arranged on an outer annular surface of an axial tail part (42) of the central conductor (4). A penetrating hole (44) is provided in the central part of the axial tail part (42) of the central conductor (4). The axial tail part (42) of the central conductor (4) is specifically of a closing-in tapered structure. An inner diameter at an outer end of the closing-in tapered structure is less than an inner diameter of a cable inner conductor (101); meanwhile, an inner diameter at an inner end of the closing-in tapered structure is greater than an inner diameter of the cable inner conductor (101).
H01R 24/40 - Dispositifs de couplage en deux pièces, ou l'une des pièces qui coopèrent dans ces dispositifs, caractérisés par leur structure générale ayant des contacts disposés concentriquement ou coaxialement spécialement adaptés à la haute fréquence
H01R 9/05 - Dispositifs de connexion conçus pour assurer le contact avec plusieurs des conducteurs d'un câble multiconducteur pour câbles coaxiaux
A functionally gradient leaky coaxial cable capable of increasing a signal-to-noise ratio of a terminal signal coverage area, improving the quality of leaky communication, shortening a signal switching area, and stabilizing the switching effect. At least two different groups of slots are arranged on an outer conductor of the same continuously produced leakage cable. The slots in each group of slots are arranged in the same radial region along the length direction of the leakage cable in sequence, different slot groups need to support corresponding target frequency bands when existing separately, and different slot groups need to have performance difference in corresponding target frequency bands when existing separately.
Disclosed is a two-dimensional radiation pattern reconfigurable antenna system, comprising an antenna element array module for transmitting and receiving a signal; a Butler matrix module for forming horizontal and vertical beam characteristics before the antenna element array module transmits the signal and being composed of 3dB bridges; and a phase shifter module for transmitting an input signal provided by a feed network or a transceiver and providing the input signal to the Butler matrix module, the phase shifter module comprising at least one phase shifter with equal power allocated thereto, wherein the phase shifter module is provided with one input port and four output ports; the Butler matrix module is provided with multiple input ports and multiple output ports; the four output ports of the phase shifter module are all connected to the input ports of the Butler matrix module; and the output ports of the Butler matrix module are connected to the antenna element array module. The antenna system of the present invention has an adjustable beam width and a simple structure, and is easy to realize.
H01Q 3/30 - Dispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la phase relative ou l’amplitude relative et l’énergie d’excitation entre plusieurs éléments rayonnants actifsDispositifs pour changer ou faire varier l'orientation ou la forme du diagramme de directivité des ondes rayonnées par une antenne ou un système d'antenne faisant varier la distribution de l’énergie à travers une ouverture rayonnante faisant varier la phase
30.
QUICK INSTALLATION MECHANISM FOR RADIO-FREQUENCY COAXIAL CABLE CONNECTOR
Disclosed is a quick installation mechanism for a radio-frequency coaxial cable connector, which is simple and quick in installation, has high mechanical structure stability and high working reliability and improves product competitiveness. The quick installation mechanism comprises a front housing (1), and a rear protective casing (2); a front insulator (4), a center conductor (3) and a rear insulator (6) are installed in a cavity of the front housing (1); the front insulator (4), the center conductor (3) and the rear insulator (6) are arranged in sequence in a forward-backward direction; a first locating hole (41), a second locating hole (42) and a first through hole (61) are formed at the centred axial position of the front insulator (4), the center conductor (3) and the rear insulator (6), respectively; the front end surface of a cable crimp ring (5) is press-fitted on the rear end surface of the rear insulator (6) to an annular end surface of the outer diameter; the outer annular end surface of the cable crimp ring (5) and the inner annular surface of the front housing (1) are locatedly connected by interference fitting; a rear outer annular surface of the front housing (1) and a front inner annular surface of the rear protective casing (2) are locatedly connected by interference fitting; a cable clamp assembly (7) is disposed in an inner cavity of the rear protective casing (2); a clamping surface formed by the cable clamp assembly (7) is used for clamping the outer annular surface of an outer conductor of a cable to be connected (13).
H01R 24/56 - Dispositifs de couplage en deux pièces, ou l'une des pièces qui coopèrent dans ces dispositifs, caractérisés par leur structure générale ayant des contacts disposés concentriquement ou coaxialement spécialement adaptés à la haute fréquence spécialement adaptés à la forme spécifique des câbles, p. ex. câbles ondulés, câbles à paires torsadées, câbles double blindage ou câbles creux
31.
FOUR-ELEMENT MIMO ANTENNA WITH DIFFERENT POLARIZATIONS AND DIRECTIONAL PATTERNS
Disclosed is a four-element MIMO antenna with different polarizations and directional patterns, the MIMO antenna comprising a dielectric substrate, a base plate printed on a back face of the dielectric substrate, and a MIMO antenna and an isolation strip both printed on a front face of the dielectric substrate. The MIMO antenna is formed of four identical antenna elements arranged through rotation around the centre by 90 degrees. The isolation strip is vertically arranged above the dielectric substrate, and the centre of the isolation strip coincides with the centre of the MIMO antenna. In the present invention, the MIMO antenna is formed of four identical antenna elements arranged through rotation around the centre by 90 degrees, and a method of loading a patch short-circuit metal post is used, such that the area of the antenna is reduced by half with respect to that of a traditional half-wavelength patch antenna, and the structure thereof is compact; a microstrip printing technology is used, such that the antenna has a higher integration degree, is lighter in weight, lower in costs and has a shorter processing cycle; and by using the vertical isolation strip, the correlation coefficient between antenna ports is reduced, and compared with other decoupling techniques, the structure is more compact on the premise of ensuring that same has a high isolating effect.
H01Q 1/38 - Forme structurale pour éléments rayonnants, p. ex. cône, spirale, parapluie formés par une couche conductrice sur un support isolant
H01Q 1/50 - Association structurale d'antennes avec commutateurs de terre, dispositions de descente d'antennes ou parafoudres
H01Q 1/52 - Moyens pour réduire le couplage entre les antennesMoyens pour réduire le couplage entre une antenne et une autre structure
H01Q 5/20 - Dispositions pour faire fonctionner simultanément des antennes sur plusieurs gammes d'ondes, p. ex. dispositions bibandes ou multibandes caractérisées par les gammes d'ondes exploitées
H01Q 21/24 - Combinaisons d'unités d'antennes polarisées dans des directions différentes pour émettre ou recevoir des ondes polarisées circulairement ou elliptiquement ou des ondes polarisées linéairement dans n'importe quelle direction
32.
HIGH TEMPERATURE-RESISTANT CABLE FOR MOBILE BASE STATION
A high temperature-resistant cable for a mobile base station, which relates to the technical field of mobile base station accessories. The high temperature-resistant cable for a mobile base station sequentially comprises an internal conductor (10), a polytetrafluoroethylene (PTFE) insulation layer (20), an external conductor (30), and a jacket (40), wherein the PTFE insulation layer (20) has at least one hollow channel therein extending along the extending direction of the internal conductor (10), the plurality of hollow channels being parallel to the internal conductor (10), and the plurality of hollow channels being symmetrically distributed around the internal conductor (10). The dimensions of the high temperature-resistant cable for a mobile base station are equivalent to that of conventional semi-flexible cables, however the high temperature-resistant cable is high strength and has superior bending performance, as well as low inter-modulation and low loss; the cable is well suited to meet the trending demand for miniaturization and high gain of mobile antenna base stations.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Material for electricity mains [wires, cables]; magnetic
wires; copper wire, insulated; semiconductor devices;
electromagnetic coils; light conducting filaments [optical
fibers [fibres]]; junction sleeves for electric cables;
connections for electric lines; wires, electric; cables,
electric.
