Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
02/1997
02/05/1997EP0757451A2 Short burst acquisition circuit for direct sequence spread spectrum links
02/05/1997EP0757449A2 Short burst direct acquisition direct sequence spread spectrum receiver
02/05/1997EP0757406A1 Antenna structure for satellite communications terminal
02/05/1997EP0756787A1 Cost effective geosynchronous mobile satellite communication system
02/05/1997EP0756762A1 Antenna system
02/05/1997EP0699361A4 Method and apparatus for transmission of data using radio frequency signals
02/05/1997CN1142306A Cellular radiotelephone system with remote programmable moving station
02/05/1997CN1142295A Data transmission method, base station equipment and mobile station
02/05/1997CN1142294A Method and apparatus for multiuser-interference reduction
02/05/1997CN1142293A Multi-channel digital transceiver and method thereof
02/04/1997US5600636 Method for digital semi-duplex transmission
02/04/1997US5600629 Inter-satellite method for routing packets
02/04/1997US5600474 Transmission system with polarization control
02/04/1997US5600225 Noncontacting charging device
02/04/1997CA2167427A1 Method and apparatus for increasing antenna efficiency for hand-held mobile satellite communications terminal
02/04/1997CA2100662C Minimization of facsimile data loss during cellular handoff
02/02/1997CA2179229A1 Apparatus and method for conveying frame timing, data timing, and data
02/01/1997CA2178897A1 Independent satellite-based communications systems sharing common frequency spectrum and method of operation thereof
01/1997
01/30/1997WO1997003531A1 Method and apparatus for providing fixed cellular functionality
01/30/1997WO1997003518A1 Apparatus for decoding video signals encoded in different formats
01/30/1997WO1997003505A1 Satellite communications system having user rf exposure monitoring and control
01/30/1997WO1997003503A1 Multipath resistant, orthogonal code-division multiple access system
01/30/1997WO1997003501A2 Dual mode satellite/cellular terminal
01/30/1997WO1997003403A1 Variable rate circuit-switched transmission services in cellular radio systems
01/30/1997WO1996036137A3 A direct-sequence spread spectrum communication system, a primary radio station, and a secondary radio station
01/30/1997CA2226483A1 Method and apparatus for providing fixed cellular functionality
01/30/1997CA2225232A1 Variable rate circuit-switched transmission services in cellular radio systems
01/29/1997EP0756431A2 Power shared linear amplifier network
01/29/1997EP0756395A2 Spreading code generator and CDMA communication system
01/29/1997EP0756392A2 A transmission system for wireless communications
01/29/1997EP0756390A1 Power control method in a communication system
01/29/1997EP0756388A2 Spread spectrum communication system
01/29/1997EP0755615A1 Method for adapting a transmission mode in a mobile radiocommunication system
01/29/1997EP0755578A1 Multiple beamwidth phased array
01/29/1997EP0636294A4 Speech recognition system for electronic switches in a cellular telephone or personal communications network.
01/29/1997CN1141712A Method for transmitting calls of different priorities in a cellular network
01/29/1997CN1141617A Satellite communication system at an inclined orbit
01/29/1997CN1141548A Method and apparatus for reducing noise in speech signal
01/29/1997CN1141547A Data transmission control device of radio selection call receiver
01/29/1997CN1141543A Multiple satellite repeater capacity loading with multiple spread spectrum gateway antennas
01/29/1997CN1141542A Transmission diversity system
01/29/1997CA2179251A1 Adaptive switch resource allocation in a satellite communication system
01/28/1997US5598438 Cordless telecommunication apparatus
01/28/1997US5598428 DS/CDMA diversity receiver with despreading filters using combiner wherein first and second despreading filters are delayed with respect to each other by a period of half the chip rate
01/28/1997US5598419 Dynamic synchronization code detection window
01/28/1997US5598417 Dynamic control of a data channel in a TDM wireless communication system
01/28/1997US5598416 Data communication system
01/28/1997US5598407 Cordless local area network having a fixed central control device
01/28/1997US5598404 Transmission diversity for a CDMA/TDD mobile telecommunication system
01/28/1997US5598287 Multiple access telecommunication network
01/28/1997US5597102 Attachment device for a mobile station
01/28/1997CA2181637A1 Spreading code generator and cdma communication system
01/28/1997CA2107767C Radio frequency error detection and correction system
01/23/1997WO1997002714A2 Code division multiple access (cdma) communication system
01/23/1997WO1997002713A1 Call forwarding in a mobile communication system
01/23/1997WO1997002675A2 Cdma modem
01/23/1997WO1997002674A1 A wide-band application based upon a narrow-band tdma system
01/23/1997WO1997002668A1 Power control for cdma communication systems
01/23/1997WO1997002667A1 Method and apparatus for inbound channel selection in a communication system
01/23/1997WO1997002666A1 Reception method and base station receiver
01/23/1997WO1997002665A2 Automatic power control system for a code division multiple access (cdma) communications system
01/23/1997WO1997002656A1 Adaptive gain controller
01/23/1997WO1996038991A3 Mobile radiotelehpone for proceeding without interruption between unsynchronised basis stations
01/23/1997WO1996038990A3 Cellular cordless telecommunication system with isdn connection
01/23/1997CA2848679A1 Noise level estimation
01/23/1997CA2645140A1 Noise level estimation
01/22/1997EP0755163A2 Mobile communication system using efficient service area expansion scheme
01/22/1997EP0755141A2 Adaptive decision feedback equalization for communication systems
01/22/1997EP0755133A2 Method and apparatus for RSSI measurement in a digital radio system
01/22/1997EP0755132A2 Device for radio transmission synchronisation in a radio subscriber connecting network
01/22/1997EP0755131A2 Apparatus for controlling antennas
01/22/1997EP0755130A2 Antenna device
01/22/1997EP0755129A2 Cellular base station amplifiers for amplifying received RF signals
01/22/1997EP0755127A2 CDMA diversity transmission system
01/22/1997EP0754355A1 A large phased-array communications satellite
01/22/1997CN1141111A Communications operating system and method therefor
01/22/1997CN1141104A Method and apparatus for simultaneous wideband and narrowband wireless communication
01/22/1997CN1140966A Portable telephone unit and indication adapter
01/22/1997CN1140965A Power sharing system for RF amplifiers
01/22/1997CN1140964A Method and parameter prediction system for reestablishing temporararily interrupted dynamic communication link
01/22/1997CN1140961A Radio module included in primary radio station, and radio structure containing such modules
01/22/1997CN1140960A Radio module included in primary radio station, and radio structure containing such modules
01/22/1997CN1140945A Data receiving device
01/22/1997CN1140944A Data receiving device
01/22/1997CN1140943A Method for TDMA management, central station, terminal station and network to perform this method
01/22/1997CN1140942A Satellite repeater diversity resource management system
01/22/1997CN1140940A Transmitter/receiver apparatus
01/22/1997CN1140938A Apparatus and method for optimizing quality of received signal in radio receiver
01/22/1997CN1140937A Receiving apparatus, signal demodulating method, antenna apparatus, receiving system and antenna direction
01/21/1997US5596722 Packet routing system and method for achieving uniform link usage and minimizing link load
01/21/1997US5596624 Method and apparatus for providing increased access to a local communication network
01/21/1997US5596607 Method and an arrangement of estimating transmitted symbols at a receiver in digital signal transmission
01/21/1997US5596571 CDMA radiotelephone having optimized slotted mode and long code operation
01/21/1997US5596570 System and method for simulating interference received by subscriber units in a spread spectrum communication network
01/21/1997US5596439 Self-interference cancellation for two-party relayed communication
01/21/1997US5596361 Two-way cable TV conversion system for data transmission over a dedicated frequency band
01/21/1997US5596333 Method and apparatus for conveying a communication signal between a communication unit and a base site
01/21/1997US5596330 Differential ranging for a frequency-hopped remote position determination system
01/21/1997US5596329 Base station antenna arrangement
01/21/1997US5596315 Message unit for use with multi-beam satellite-based messaging system and method of operation thereof