Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
06/1996
06/11/1996US5526404 Worldwide satellite telephone system and a network coordinating gateway for allocating satellite and terrestrial gateway resources
06/11/1996US5526401 Methods and apparatus for acknowledging a paging message via a cellular network control channel
06/11/1996US5526399 Data transmission method and apparatus of mobile radiocommunication system
06/11/1996US5526378 Blind multipath correction for digital communication channel
06/11/1996US5526348 Area radio communication with radio channels divided into channel groups
06/11/1996US5525974 Radio selective calling receiver for receiving a call signal intermittently under an asynchronous system
06/11/1996US5525888 Battery charger, battery case, and electronic equipment
06/11/1996CA2068430C Frequency agile tdma communications system
06/08/1996CA2164545A1 Mobile earth station antenna apparatus
06/06/1996WO1996017487A1 Method and apparatus for providing redundant radio coverage within a cellular communication system
06/06/1996WO1996017486A1 A beamed antenna system
06/06/1996WO1996017485A2 Method of allocating frequency bands to different cells, and tdma cellular radio system
06/06/1996WO1996017484A1 A radio telecommunication system
06/06/1996WO1996017481A2 Fade recovery in digital message transmission systems
06/06/1996WO1996017455A1 Method for synchronization of transmitter and receiver at mobile radio system
06/06/1996WO1996017454A1 Method and apparatus for testing a digital communication channel at variable or fixed data rates
06/06/1996WO1996017452A1 Burst alignment procedure
06/06/1996WO1996017447A1 A method for indicating a multi-slot channel in a tdma radio system
06/06/1996WO1996017446A1 Data transmission method, transmitter, and receiver
06/06/1996WO1996017445A1 Diversity receiver
06/06/1996CA2206101A1 Method and apparatus for providing redundant radio coverage within a cellular communication system
06/05/1996EP0715478A2 Low power, short range point-to-multipoint communications system
06/05/1996EP0715477A2 Modular interconnect matrix for matrix connection of a plurality of antennas with a plurality of radio channels units
06/05/1996EP0715432A2 Interleaver and address generator for mobile communication systems
06/05/1996EP0715431A2 Asymmetric speech coding for a digital cellular communications system
06/05/1996EP0715423A1 Symbol error based power control for mobile telecommunication system
06/05/1996EP0715418A2 Battery pack device for use in combination with portable radio communication device
06/05/1996EP0715185A2 Transponder detection system and method
06/05/1996EP0714572A1 Communications system
06/05/1996EP0714571A1 Method and system for performing transmission of digital data by coding bit information into the shape of a pulse and decoding the bit information from the shape of the pulse
06/05/1996CN1124082A Position registration for cellular satellite communications systems
06/05/1996CN1124080A Radio architecture with dual frequency source selection
06/05/1996CN1124076A TDMA/FDMA/CDMA hybrid radio access methods
06/05/1996CN1124075A A cellular/satellite communications system with improved frequency re-use
06/05/1996CN1124074A A method and apparatus for locating a digital control channel in a radiocommunication system
06/05/1996CN1123994A Moving communication system
06/05/1996CN1123993A Method and apparatus for direct communication in a TDMA radio communication system
06/05/1996CN1123976A Transmission power control scheme for mobile commnication system
06/04/1996US5524290 Adaptive graphic equalizer and radio using same
06/04/1996US5524287 Radio communication apparatus
06/04/1996US5524277 Mobile radio communication apparatus for monitoring transmission and reception conditions
06/04/1996US5524275 Averaged RF exposure control
06/04/1996US5524125 Interference cancellation apparatus capable of adaptive equalization and interference cancellation at a high speed on fading diversity channels
06/04/1996US5524046 Two-handset cordless telephone system
06/04/1996US5524044 Mobile telephone having a portable telephone, vehicle-mounted booster, vehicle-mounted battery and a voltage regulator
06/04/1996US5524023 Interference cancellation using power-inversion adaptive array and LMS adaptive equalizer
06/04/1996US5524008 Generating real-time events in a TDMA digital wireless communications system
06/04/1996US5523997 Communication network with dynamic intraswitching
06/04/1996CA2092292C A multiple user spread-spectrum communication system
06/04/1996CA2088463C Transmission frame allocation method for a half-duplex point-multipoint time division multiple access transmission system
06/04/1996CA2062776C Digital automatic gain control
06/02/1996CA2164168A1 Modular interconnect matrix for matrix connection of a plurality of antennas with a plurality of radio channel units
05/1996
05/30/1996WO1996016524A2 Pilot signal searching technique for a cellular communications system
05/30/1996WO1996016523A1 Method and arrangement in a mobile unit
05/30/1996WO1996016522A1 Testing equipment for a base station network
05/30/1996WO1996016503A1 Wireless personal communication system
05/30/1996WO1996016499A1 Cradle for mobile telephone or other electrical device
05/30/1996WO1996016489A1 Position locating and communication system using multiple satellite constellations
05/30/1996WO1996016488A1 Mobile satellite communications system with local and global network
05/30/1996WO1996008850A3 A radio transmission system and a radio apparatus for use in such a system
05/30/1996WO1996008849A3 A radio transmission system and a radio apparatus for use in such a system
05/30/1996WO1996007278A3 Device for sending short messages in telecommunication systems
05/30/1996DE19543253A1 Verfahren zum Kennzeichnen eines Kanals mit mehreren Zeitschlitzen in einem TDMA-Funksystem A method for identifying a channel with multiple time slots in a TDMA radio system
05/30/1996CA2203902A1 System and method for wireless transmission of digital data using differentially encoded pilot words
05/29/1996EP0714181A1 Receiver
05/29/1996EP0714179A1 Payload for satellite with integrated transparent channel
05/29/1996EP0714178A1 Multi-antenna scanning diversity-system for vehicles
05/29/1996EP0714175A1 A method and apparatus for battery conservation in a radio pager
05/29/1996EP0713632A1 Automatic determination and tuning of pico-cell topology for low-power wireless systems
05/29/1996EP0713631A1 Radio distribution port systems
05/29/1996EP0713621A1 Method and apparatus for uniquely encrypting a plurality of services at a transmission site
05/29/1996EP0713620A1 Transmission system and receiver with polarization control
05/29/1996EP0713619A1 Method and apparatus for coordinating clocks in a simulcast network
05/29/1996EP0681704A4 Positioning systems utilizing mobile telephone system for correction signals.
05/29/1996CN1123594A Method and apparatus of providing audio feedback over a digital channel
05/29/1996CN1123589A Decentralized base station for reducing bandwidth requirements for communications to and from radio transmitter-receivers in a telecommunications network
05/29/1996CN1123587A Method and apparatus for correction and limitation of transmitter power on the reverse link of a mobile radio telephone system
05/29/1996CN1123508A 综合通信系统 Integrated Communication System
05/29/1996CN1123507A Method and apparatus for providing increased access to a local communication network
05/29/1996CN1123498A Method and device for removing double picture with standered symbol represented digital code
05/29/1996CN1123476A Antenna structure and a radio communication device incorporating the same
05/28/1996US5522089 Personal digital assistant module adapted for initiating telephone communications through DTMF dialing
05/28/1996US5521943 COFDM combined encoder modulation for digital broadcasting sound and video with PSK, PSK/AM, and QAM techniques
05/28/1996US5521937 Multicarrier direct sequence spread system and method
05/28/1996US5521904 Method and apparatus for testing a base station in a time division multiple access radio communications system
05/28/1996US5521601 Power-efficient technique for multiple tag discrimination
05/23/1996WO1996015642A1 Dynamic channel allocation for sectorized radio access units of a mobile communication system
05/23/1996WO1996015640A1 Single site, split location trunked radio communications system
05/23/1996WO1996015420A1 Communication in an electronic shooting game
05/23/1996WO1996015419A1 An electronic shooting game apparatus
05/23/1996WO1996012356A3 Optimal coverage satellite system for a low earth orbit store-and-forward telecommunication network
05/23/1996WO1996011534A3 Interference cancellation method, and receiver
05/23/1996WO1996010305A3 Data transmission method in a tdma mobile communication system
05/23/1996WO1996009704A3 Detection of defective speech frames in a receiver of a digital speech communication system
05/23/1996WO1996008908A3 Wireless telephone distribution system with time and space diversity transmission
05/23/1996DE4394943C1 Channel quality estimation method over interval length in receiver
05/23/1996CA2292027A1 Fm discriminator
05/23/1996CA2204735A1 An electronic shooting game apparatus
05/23/1996CA2204725A1 Communication in an electronic shooting game
05/22/1996EP0713345A2 Method and apparatus for direct communication in an TDMA radio communication system