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)
07/1997
07/23/1997EP0784893A1 Hierarchical communication system providing intelligent data, program and processing migration
07/23/1997EP0784889A1 Process and device for displaying on the display of a wireless receiver the name of a broadcasting station and the type of broadcast program transmitted in a digital data telegram from a wireless broadcasting station
07/23/1997EP0784888A2 Interference cancellation method, and receiver
07/23/1997EP0784887A2 Signal detection in a tdma system
07/23/1997EP0784837A2 System for communicating between a dynamic group of apparatuses
07/23/1997EP0784448A2 Signal processing apparatus
07/23/1997EP0691013B1 Use billing system
07/23/1997CN1155191A Radio receiver easy to regulate voice signal regenerating speed
07/22/1997US5651093 Method for compressing an audio signal to generate a compressed signal
07/22/1997US5651090 Coding method and coder for coding input signals of plural channels using vector quantization, and decoding method and decoder therefor
07/22/1997US5651089 Method of determining a block size for a frame
07/22/1997US5651030 Receiver with signal classifier
07/22/1997US5651028 Data transmission system with a low peak-to-average power ratio based on distorting frequently occuring signals
07/22/1997US5650908 Surge arrestor for RF devices
07/22/1997US5650778 Antenna for programming a transponder
07/22/1997US5650775 Control system for controlling consumer apparatus
07/17/1997WO1997025821A1 Communication system using a transmitter and transceiver for use with multiple receivers
07/17/1997WO1997025794A2 Transmitter for and method of transmitting a wideband digital information signal, and receiver
07/17/1997WO1997025793A1 Data transmission method and equipment for encoding a signal
07/17/1997WO1997025790A2 Noise cancellation and noise reduction apparatus
07/17/1997WO1997025789A1 Power supply for intermittent load
07/17/1997WO1997025783A2 Single conversion tv/fm receiver for multimedia applications
07/17/1997WO1997025782A2 Tv/fm receiver for multimedia applications
07/17/1997WO1997025781A2 Tv/fm receiver for multimedia applications
07/17/1997WO1997025780A1 Improved channel estimation in a communication system
07/17/1997WO1997025100A1 Adaptive, performance-optimizing communication system for communicating with an implanted medical device
07/17/1997DE19600935A1 Mains-independent radio receiver with continuous standby capability
07/16/1997EP0784385A1 Multi-user demodulator for cdma spectrum spreading communication
07/16/1997EP0784384A1 Antenna switch
07/16/1997EP0784383A2 Apparatus with a compartment having an adaptor for reading chipcards of different formats
07/16/1997EP0784382A2 Apparatus with an adaptor for reading chipcards of different formats
07/16/1997EP0784381A2 Two band receiver
07/16/1997EP0784353A1 Mobile communication information terminal apparatus
07/16/1997EP0784312A2 Encoding system and decoding system for audio signals
07/16/1997EP0783992A1 Cradle for a portable radio terminal
07/16/1997EP0783804A1 Multiple band radio
07/16/1997EP0783803A1 A wireless digital communication device, and a peak-detector
07/16/1997EP0783801A2 Digital agc for a cdma radiotelephone
07/16/1997EP0783794A1 Amplitude demodulator
07/16/1997EP0587801A4 Signal transmission and tag power consumption measurement circuit for an inductive reader
07/16/1997EP0563370B1 Semiconductor device including a plurality of functional blocks each having a dc voltage supply line
07/16/1997EP0554386B1 Receiver with battery saver
07/16/1997EP0511989B1 Amplitude locked loop circuits
07/16/1997CN1154770A Spread spectrum interference canceler system and method
07/16/1997CN1154625A Television receiver and tuning control method
07/16/1997CN1154614A Code division multiple access system providing load and interference based demand assignment service to users
07/16/1997CN1154611A Echo removing system
07/16/1997CN1154610A Transmitter power varying device having bypass line for power amplifier
07/16/1997CN1154601A Pre-amplifier
07/16/1997CN1035463C Interconnection of components
07/15/1997US5649320 Automatic frequency control loop and temperature compensation for a receiver
07/15/1997US5649319 Receiver with automatic tuning function
07/15/1997US5649318 Apparatus for converting an analog c-band broadcast receiver into a system for simultaneously receiving analog and digital c-band broadcast television signals
07/15/1997US5649317 Mobile radio receiver
07/15/1997US5649316 In-vehicle antenna
07/15/1997US5649315 Method for selecting between first, second and third battery saving periods in a selective call
07/15/1997US5649314 Selective radio paging receiver with battery saving operation
07/15/1997US5649313 Television receiver with saw filter coupling utilizing a series resonance network and additional resistor
07/15/1997US5649312 MMIC downconverter for a direct broadcast satellite low noise block downconverter
07/15/1997US5649311 Switching circuit for a satellite broadcasting converter capable of assuring a high sensitivity
07/15/1997US5649308 Multiformat auto-handoff communications handset
07/15/1997US5649307 Method and apparatus for option control in a radio accessory
07/15/1997US5649306 Portable radio housing incorporating diversity antenna structure
07/15/1997US5649296 Tag for use in a radio communication system
07/15/1997US5649295 Tag for use in a radio communication system
07/15/1997US5649288 Dual-function double balanced mixer circuit
07/15/1997US5649285 Transmission of tuning data of broadcasting transmitters to a receiver to facilitate automated set-up of the receiver based on receivable transmitters in a reception area
07/15/1997US5649054 Method and apparatus for coding digital sound by subtracting adaptive dither and inserting buried channel bits and an apparatus for decoding such encoding digital sound
07/15/1997US5649053 Method for encoding audio signals
07/15/1997US5649052 Adaptive digital audio encoding system
07/15/1997US5648985 Universal radio architecture for low-tier personal communication system
07/15/1997US5648982 Spread spectrum transmitter
07/15/1997US5648969 Reliable ATM microwave link and network
07/15/1997US5648767 Transponder detection system and method
07/15/1997US5648761 Card with inhibit given remote interrogation
07/15/1997US5648760 Portable messaging and scheduling device with homebase station
07/15/1997CA2085721C Offset down conversion for a two-handset cordless telephone system
07/13/1997CA2194824A1 Digital and analog modulator
07/10/1997WO1997024911A1 A method and an arrangement for cooling an apparatus cabinet
07/10/1997WO1997024892A2 Process and arrangement for radio transmission between a base station and a plurality of subscriber stations
07/10/1997WO1997024848A1 A method for identifying data transmission rate, and a receiver
07/10/1997WO1997024817A2 Multi-branch frequency-hopping receiver
07/10/1997WO1997024816A2 A method for estimating signal and noise quality, and a receiver
07/10/1997WO1997024815A1 Pcmcia rf connector
07/10/1997WO1997024814A1 Channel training of multi-channel receiver system
07/10/1997WO1997024800A1 Efficient parallel-stage power amplifier
07/10/1997WO1997024698A1 Method and system for data transfer
07/10/1997WO1997024689A1 Dispensing system and method with radio frequency customer identification
07/10/1997WO1997024626A2 Itinerary monitoring system
07/10/1997WO1997024624A1 Antenna adapter
07/10/1997DE19600119A1 Mobile telephone with optional external repeater amplifier
07/10/1997CA2240679A1 Impulse noise effect reduction
07/10/1997CA2240676A1 Channel training of multi-channel receiver system
07/09/1997EP0783236A1 A terminal to be coupled to a telecommuncations network using radio communication
07/09/1997EP0783211A2 Remote meter reading system
07/09/1997EP0783210A2 Spread spectrum communications system
07/09/1997EP0783209A1 Method and apparatus for wireless transmission
07/09/1997EP0782797A1 Method and apparatus for temperature compensation in a time division multiplex receiver
07/09/1997EP0782792A1 Enhanced frequency agile radio
07/09/1997EP0782791A1 An ultrawide-band communications system and method