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)
05/1996
05/07/1996US5515345 Control unit for automobile audio system
05/07/1996US5515303 Hand-held computerized data collection terminal with rechargeable battery pack sensor and battery power conservation
05/07/1996US5515228 Portable terminal unit with a dual purpose external connection
05/07/1996US5515106 Method and apparatus for transmitting/receiving a program guide for television services
05/07/1996US5515100 Single-unit video camera-recorder with automatic control of power supply to light receiver
05/07/1996US5515052 Universal remote control with function synthesis
05/07/1996US5515051 Wireless signaling system
05/07/1996US5515047 Semiconductor integrated circuit device
05/07/1996US5515017 Selectable frequency dielectric filter having a ganged relation output switch
05/07/1996US5515008 Output level automatic control apparatus
05/07/1996US5514983 Data input/output circuit for full duplex communication
05/07/1996CA2056516C Dual mode cellular radio communication apparatus having an echo canceller employed in both analog and digital modes
05/05/1996CA2161938A1 Highly stable frequency generator
05/02/1996WO1996013101A1 Multi-function radio frequency circuit
05/02/1996WO1996012435A2 Signal processing apparatus
05/02/1996DE4438435A1 Operating mobile terminal in mobile radio network
05/02/1996DE4437171A1 Dummy load aerial for radio appts. with socket system
05/02/1996DE19538996A1 Estimation appts. to estimate coefficients of adaptive filter to emulate transmission characteristics of known signal
05/02/1996DE19501517C1 Speech information transmission method
05/01/1996EP0709983A1 Allocation method and apparatus for reusing network resources in a wireless communication system
05/01/1996EP0709981A1 Subband coding with pitchband predictive coding in each subband
05/01/1996EP0709959A1 Correction of a frequency offset
05/01/1996EP0709957A1 Surface acoustic wave component and process for producing the same
05/01/1996EP0709955A2 FM demodulator for reception of satellite broadcasting
05/01/1996EP0709007A1 Method for determining a phase error in a radio-frequency signal, and a receiver
05/01/1996EP0709006A1 Computationally efficient adaptive bit allocation for encoding method and apparatus with allowance for decoder spectral distortions
05/01/1996EP0709005A1 Computationally efficient adaptive bit allocation for coding method and apparatus
05/01/1996EP0709004A1 Hybrid adaptive allocation for audio encoder and decoder
05/01/1996EP0709002A1 Method and apparatus for controlling transceiver operations in a radio communications system
05/01/1996EP0708959A1 A fixed bit rate speech encoder/decoder
05/01/1996EP0686332A4 Cell based wide area network alternative access telephone and data system
05/01/1996CN2226358Y Electromagnetic wave leakage-preventing protecting cover for hand-held movable telephone
05/01/1996CN1121752A Power amplifier having nested amplitude modulation controller and phase modulation controller
05/01/1996CN1121681A Electronic equipment device
05/01/1996CN1121671A Large screen video display system and television receiver
04/1996
04/30/1996US5513386 Receiver for a cellular mobile radio communication system
04/30/1996US5513385 Reception apparatus, signal reproducing apparatus using reception apparatus and control method thereof
04/30/1996US5513384 System and method for providing multiple broadcasts of audio information to spectators
04/30/1996US5513383 Mobile communication terminal having extendable antenna
04/30/1996US5513382 Multi-ceramic layer switch circuit
04/30/1996US5513269 Consumer appliance having both explanatory comment and extra-linguistic signalization upon actuation thereof and reversible stepping between those two
04/30/1996US5513223 FIR digital filter and method for signal processing thereof
04/30/1996US5513210 Method for controlling channel access priorities in a frequency hopping local area network
04/30/1996US5512912 Marine antenna mount
04/30/1996US5512911 Microwave integrated tuned detector
04/30/1996US5512834 Homodyne impulse radar hidden object locator
04/30/1996US5511704 Belt holder for cellular phone
04/26/1996CA2161306A1 Frequency shift correction
04/25/1996WO1996012353A1 Signal transmission apparatus with time compression
04/25/1996WO1996012352A1 Mobile terminal apparatus for a satellite communication system
04/25/1996WO1996012343A1 Transmitters for radio telephone base stations
04/25/1996WO1996012270A1 Time compression/expansion without pitch change
04/24/1996EP0708534A2 Spread spectrum receiving apparatus
04/24/1996EP0708533A2 Transmission signal
04/24/1996EP0708528A1 Radio receiver with automatic searching of stations
04/24/1996EP0708492A1 Microstrip patch antenna and its particular application in a timepiece
04/24/1996EP0707763A1 Reduction of background noise for speech enhancement
04/24/1996EP0707761A1 Arrangement for determining a signal spectrum of a wideband digital signal and for deriving bit allocation information in response thereto
04/24/1996EP0707760A1 Device with directional antenna for cordless radio communication
04/24/1996EP0639296A4 A folded lens antenna.
04/24/1996EP0474788B1 Acoustically coupled antenna
04/24/1996EP0354955B1 Improved multi-band programmable compression system
04/24/1996CN1121374A Method and apparatus for mitigating audio degradation in a communication system
04/24/1996CN1121299A Radio communication apparatus having a plurality of identification codes
04/24/1996CN1121296A CDMA comminication with a propagation delay between a base and a mobile station taken into account
04/24/1996CN1121285A Switch of portable telephone
04/24/1996CN1121284A Digital radio transmission-reception apparatus
04/24/1996CN1121266A Battery pack
04/23/1996US5511240 Radio telephone system capable of transmitting data communication through a battery charger
04/23/1996US5511239 Mobile radio system/transmitter with a controllable power amplifier
04/23/1996US5511234 Radio-frequency output level compensating circuit of portable radio transceiver
04/23/1996US5511233 System and method for mobile communications in coexistence with established communications systems
04/23/1996US5511132 Communication device having air-borne and solid-borne transmitting and receiving devices
04/23/1996US5511094 Signal processor for a sub-band coding system
04/23/1996US5511093 Method for reducing data in a multi-channel data transmission
04/23/1996US5511090 Wireless frequency-division-multiple-access direct sequence spread spectrum telephone system
04/23/1996US5511073 Method and apparatus for the formatting of data for transmission
04/23/1996US5511068 Mobile communication system capable of transmitting and receiving a radio signal obtained by TDMA and CDMA without interference
04/23/1996US5511009 Energy-based process for the detection of signals drowned in noise
04/23/1996US5510957 Locking and retaining mechnism for an electronic device having a detachable control unit
04/23/1996US5510927 Method for setting the local oscillator of an optical superheterodyne receiver
04/23/1996US5510800 Time-of-flight radio location system
04/23/1996US5510797 Provision of SPS timing signals
04/23/1996CA2078232C Radiotelephone message processing for low power operation
04/23/1996CA2061772C Synchronous detector
04/20/1996CA2159961A1 Miniaturised antenna for converting an alternating voltage into a microwave and vice versa, notably for horological applications
04/18/1996WO1996011534A2 Interference cancellation method, and receiver
04/18/1996WO1996011533A2 Signal detection in a tdma system
04/18/1996WO1996008865A3 Quadrature modulator with integrated distributed rc filters
04/18/1996WO1996003805A3 Improvements in or relating to zero if receivers
04/18/1996DE4443790C1 Phase synchronisation system for radio data signal receiver
04/18/1996DE4436734A1 Usage monitoring system for electronic device, esp. car radio
04/17/1996EP0707387A2 Spread-response precoding system for wireless transmission
04/17/1996EP0707386A2 Multi-user communication system employing spread signatures
04/17/1996EP0707385A1 Method for receiving code division multiplex signal
04/17/1996EP0707357A1 Antenna system with multiple feeders integrated in a low noise converter (LNC)
04/17/1996EP0706733A1 Infrared remote control device for a personal digital assistant
04/17/1996EP0706730A1 Method and apparatus for automatic gain control and dc offset cancellation in quadrature receiver
04/17/1996EP0694235A4 Ultra-wideband receiver
04/17/1996EP0694171A4 Ultra-wideband radar motion sensor