Patents
Patents for H04B 1 - Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission (188,568)
06/1996
06/20/1996WO1996019046A1 Cooling system for telecommunication equipment arranged in a cabinet or similar
06/20/1996DE19600041A1 High-frequency protection device for mobile telephone
06/20/1996DE19543844A1 UHF-Signalgenerator UHF signal generator
06/20/1996CA2206525A1 Cooling system for telecommunication equipment arranged in a cabinet or similar
06/20/1996CA2165034A1 Transmission process having spectrum spread phase differential modulation and demodulation using orthogonal pseudorandom sequences
06/19/1996EP0717573A2 Power sarring function for a radio paging receiver
06/19/1996EP0717529A1 Method and circuit arrangement for the phase synchronisation on reception of RDS-signals
06/19/1996EP0717520A2 CDMA communication system in which interference removing capability is improved
06/19/1996EP0717518A2 High efficiency audio encoding method and apparatus
06/19/1996EP0717510A2 Circuit and method for controlling a timing of intermittent reception in radio equipment
06/19/1996EP0717506A2 Spread spectrum communication apparatus
06/19/1996EP0717505A2 CDMA multiuser receiver and method
06/19/1996EP0717504A2 Radio transmitters and methods of operation
06/19/1996EP0716798A1 A reception method, and a receiver
06/19/1996EP0716791A1 Channel, power and pn-sequence assignment in a mobile dsss system
06/19/1996EP0716790A1 Information transmission system and method of operation
06/19/1996EP0716788A1 Apparatus for performing frequency conversion in a communication system
06/19/1996EP0716787A1 Sub-band coder with differentially encoded scale factors
06/19/1996EP0716786A1 Multiple antenna selection and antenna cap for computer devices utilizing radio and modem cards
06/19/1996EP0716773A1 Summing network
06/19/1996CN1125032A Base station receiver equipment
06/19/1996CN1125026A A communication method for an adaptive direct sequence CDMA communication system
06/19/1996CN1125023A Signaling packet for communication system with modulated reference according to a time-base law
06/19/1996CN1124904A Controlling signal, synchronizing method for receiver and corresponding receiver
06/19/1996CN1032102C Coding method for digital audio signal
06/19/1996CN1032100C High gain protable radio selective call receiver
06/19/1996CN1032099C System of communication
06/18/1996US5528770 Self-locking belt clip for selective call receivers and method therefor
06/18/1996US5528769 High electron mobility transistor monolithic integrated circuit receiver
06/18/1996US5528686 Transformerless hybrid circuit having direct powered line-side amplifiers
06/18/1996US5528685 Transformerless hybrid circuit
06/18/1996US5528683 Method and circuit for implementing an impedance, in particular for DC telephonic applications
06/18/1996US5528627 Signal reception system comprising an adaptive filter
06/18/1996US5528624 DS/CDMA receiver using parallel-operating multi-purpose correlators
06/18/1996US5528623 Communications system
06/18/1996US5528622 Communication system having channel hopping protocol and multiple entry points
06/18/1996US5528621 Packet data communication system
06/18/1996US5528599 Method and apparatus of combining signals in a digital pipelined signal adder
06/18/1996US5528585 Modularly clustered radiotelephone system
06/18/1996US5528554 Linear array lateral motion compensation method
06/18/1996US5528222 Radio frequency circuit and memory in thin flexible package
06/18/1996US5528221 Automatic identification system for objects or persons by remote interrogation
06/13/1996WO1996018275A1 System for providing simultaneous data and voice communication
06/13/1996WO1996018255A1 Ocdma code tracking system having phantom carrier signal
06/13/1996WO1996018251A1 Method for substituting bad speech frames in a digital communication system
06/13/1996WO1996018250A1 Method, device, and radio for compensating for modulator frequency drift while allowing for data transmission
06/13/1996WO1996018246A1 Synchronization method in a frequency hopping local area network having dedicated control channels
06/13/1996WO1996018245A1 Phase locked loop controlled frequency synthesizer for use in frequency hopping
06/13/1996WO1996011533A3 Signal detection in a tdma system
06/13/1996DE4443596A1 Windscreen radio frequency aerial for vehicle
06/13/1996DE19545536A1 Pseudo-random background noise generator
06/13/1996CA2182297A1 Method and apparatus for implementing frequency hopping in a tdma system
06/12/1996EP0716520A1 Cdma demodulation circuit and demodulating method
06/12/1996EP0716517A1 Means for extracting supplementary information from a sound channel, carrying an additional channel for transmitting additional data, and packetizer means for supplementing said audio in a second information sub-channel, and an attacher station for said system
06/12/1996EP0716514A1 A method and an arrangement for radio communication
06/12/1996EP0716512A1 Radio receiver
06/12/1996EP0716509A2 High-frequency switch
06/12/1996EP0716461A1 Electronic Appliance housing having storage portion
06/12/1996EP0715785A1 Radio receiving apparatus
06/12/1996EP0715784A1 A method and a system for redundancy control of baseband channels in a telecommunications system
06/12/1996EP0715783A1 Apparatus for providing sound in vehicles
06/12/1996EP0462166B1 Method for linking rds programme services and rds
06/12/1996CN2229121Y Multifunctional radio pager
06/12/1996CN1124552A Method and system for CDMA mobile radio communication
06/12/1996CN1124547A A method and apparatus for determining signal usability
06/12/1996CN1124546A Method for receiving code division multiplex signal
06/12/1996CN1124545A Data encoding method and apparatus, data decoding method and apparatus, data recording medium, and data transmission method
06/12/1996CN1124535A Progress controlled transmitting machine for circular power supply
06/12/1996CN1124439A Method of construction a spreading code associated with one user of a direct sequence code division multiple access digital transmission system and corresponding method of generating a table
06/12/1996CN1124423A Power amplifier and radio transmitter
06/11/1996US5526530 Receiver with squelching responsive to input signal frequency
06/11/1996US5526529 Transmission level control system and method in radio communication station
06/11/1996US5526528 Abnormal transmission stopping circuit for transmitter
06/11/1996US5526527 Method and apparatus for frequency synthesization in digital cordless telephones
06/11/1996US5526526 Survival radio
06/11/1996US5526525 Radio transceiver in which the length is dimensioned based on power output requirement
06/11/1996US5526425 Interface circuit between a four wire line and a two wire line
06/11/1996US5526421 Voice transmission systems with voice cancellation
06/11/1996US5526389 Spread spectrum open loop data recovery processor
06/11/1996US5526235 Electronic storage device and receptacle
06/11/1996US5526157 Optical submarine cable system
06/11/1996US5526130 Reserved video recording method and apparatus therefor based on title character input
06/11/1996US5525994 Transponder interface circuit
06/11/1996US5525972 Adjusting device for radio control transmitter
06/11/1996US5525940 Device and method for tuning a combiner filter
06/11/1996US5525888 Battery charger, battery case, and electronic equipment
06/06/1996WO1996018249A1 Device and method for multiplexing signal
06/06/1996WO1996017487A1 Method and apparatus for providing redundant radio coverage within a cellular communication system
06/06/1996WO1996017450A1 Method of tuning a mobile radio receiver to radio broadcasting programmes carrying traffic information
06/06/1996WO1996017446A1 Data transmission method, transmitter, and receiver
06/06/1996WO1996017442A1 Mobile phone and interface configuration in a mobile phone
06/06/1996WO1996017441A1 Receiving circuit
06/06/1996WO1996017440A1 Method of electronic control
06/06/1996WO1996017434A1 Near optimal quasi-coherent delay lock loop (qcdll) for tracking direct sequence signals and cdma
06/06/1996WO1996017431A1 Universal radio architecture for low-tier personal communication system
06/06/1996WO1996008881A3 A reception method, and a receiver
06/06/1996CA2206101A1 Method and apparatus for providing redundant radio coverage within a cellular communication system
06/05/1996EP0715477A2 Modular interconnect matrix for matrix connection of a plurality of antennas with a plurality of radio channels units
06/05/1996EP0715433A2 System and method for wireless communication by way of repeatedly transmitted messages
06/05/1996EP0715426A1 Multiplex receiver and multiplex receiving system broadcasting