Patents
Patents for H04J 13 - Code division multiplex systems (21,510)
09/2002
09/26/2002US20020136278 Spread-spectrum signal receiver apparatus and interference cancellation apparatus
09/26/2002US20020136272 Pre-data power control common packet channel
09/26/2002US20020136271 Communication terminal device, and base station device
09/26/2002US20020136270 Method for generating complex four-phase sequences
09/26/2002US20020136269 Orthogonal code generating circuit
09/26/2002US20020136265 Generator of repetitive sets of spread spectrum sequences
09/26/2002US20020136187 Radio base station apparatus and radio communication method
09/26/2002US20020136186 Cdma terminal and cdma method
09/26/2002US20020136178 Multiplex communication system and method of signal processing
09/26/2002US20020136177 Transmission method fo words representing transmission parameters respectively allocated to mobile stations communicating with base station in mobile communication system
09/26/2002US20020136176 Signal format in multi-carrier cdma transmission system
09/26/2002US20020136175 Method for using a subscriber unit to selectively utilize B and D channels to support a plurality of communications
09/26/2002US20020136171 Method and system for code division multiple access communication with increased capacity through self-noise reduction
09/25/2002EP1244320A2 Radio base station
09/25/2002EP1244242A1 Global MMSE equalisation
09/25/2002EP1244232A1 Radio infrared apparatus
09/25/2002EP1243081A2 Spreading factor determination
09/25/2002EP1188269A4 Apparatus and method for encoding/decoding transport format combination indicator in cdma mobile communication system
09/25/2002EP0872037B1 Base station equipment, and a method for steering an antenna beam
09/25/2002EP0867077B1 Re-orthogonalization of wideband cdma signals
09/25/2002CN1371225A Base station emission controlling method, cellular system and base station
09/25/2002CN1371220A Emitted-power controlling method, base station, mobile station and mobile communication system
09/25/2002CN1371192A Method of raising subzonal soft capacity of CDMA communication system
09/25/2002CN1371191A Optimization process of downstream compression mode in CDMA communicaltion system
09/25/2002CN1091557C Radio communication equipment using algorithm diversity
09/25/2002CN1091556C Pipeline cell site base station receiver for spread spectrum signals
09/24/2002US6456860 Base station equipment and base station control equipment
09/24/2002US6456827 Apparatus and method for controlling communications based on moving speed
09/24/2002US6456672 Automatic frequency control communication system
09/24/2002US6456646 Methods and systems for detecting codewords with intersymbol interference and imperfect timing
09/24/2002US6456612 Device and method for generating short PN code in a mobile communication system
09/24/2002US6456608 Adaptive vector correlator using weighting signals for spread-spectrum communications
09/24/2002US6456607 Apparatus and method for transmitting an image signal modulated with a spreading code
09/24/2002US6456604 Data communication method in mobile communication system
09/24/2002CA2214809C Method and system for communication over multiple channels in a spread spectrum communication system
09/24/2002CA2150932C Demodulation element assignment in a system capable of receiving multiple signals
09/19/2002WO2002073853A1 Cdma communication method using multi-type diffusion sequence
09/19/2002WO2002073821A1 System for code division multi-access communication
09/19/2002WO2001080438A1 A method of orthogonal conversion of spread spectrum multiple access code
09/19/2002US20020131481 Receiver including an apparatus for generating complex four-phase sequences
09/19/2002US20020131478 Extension of wireless local area network communication system to accommodate higher data rates while preserving legacy receiver features
09/19/2002US20020131381 Apparatus and method for controlling transmit antenna array for physical downlink shared channel in a mobile communication system
09/19/2002US20020131380 Method and apparatus for providing a dispatch patch service in a CDMA communication system
09/19/2002US20020131379 Apparatus and method for measuring propagation delay in an NB-TDD CDMA mobile communication system
09/19/2002CA2403621A1 A method of orthogonal conversion of spread spectrum multiple access code
09/18/2002EP1241833A1 Communication system and communication control apparatus and method
09/18/2002EP1101321A4 Rate matching device and method for a data communication system
09/18/2002EP0830759B1 Apparatus and method of frame aligning information in a wireless telecommunications system
09/18/2002CN1370384A Method and appts. for concurrently processing multiple calls in spread spectrum communications system
09/18/2002CN1369982A CDMA mobile communication demodulating circuit and related demodulating method
09/18/2002CN1369981A Receiving processing method of mobile communicating system and receiving appts. thereof
09/18/2002CN1369979A Dynamical channel configuration method for CDMA celllar mobile communication system
09/18/2002CN1369978A Method for distributing calling resource of CDMA base station system
09/18/2002CN1369975A In-slot dispatcher and method thereof, recording medium, program and mobile communicating system
09/17/2002US6453118 Information transmission method, information duplication prohibiting method, information duplication prohibition device and information crevording medium
09/17/2002US6452960 Audio data transmission apparatus and method, audio data recording apparatus, and audio data recording medium
09/17/2002US6452959 Method of and apparatus for generating data sequences for use in communications
09/17/2002US6452958 Digital modulation system using extended code set
09/17/2002US6452936 Spread-spectrum communication apparatus with adaptive frame configuration
09/17/2002US6452918 CDMA subscriber unit having an improved antenna system
09/17/2002US6452916 Space-time spreading method of CDMA wireless communication
09/17/2002US6452913 Fast acquisition of traffic channels for a highly variable data rate reverse link of a CDMA wireless communication system
09/12/2002WO2002071724A1 Transmission format judging method
09/12/2002WO2002051023A3 Method for determining weighting factors for subtractive interference cancellation and interference canceller
09/12/2002US20020126779 Receiving method and receiver
09/12/2002US20020126745 Signal combining within a communication system
09/12/2002US20020126650 Adaptive, multi-rate waveform and frame structure for a synchronous, DS-CDMA system
09/12/2002US20020126645 Polarity-alternated pulse width CDMA and method for measuring distance using the same
09/12/2002US20020126644 Optical processor enhanced receiver architecture (opera)
09/12/2002US20020126640 CDMA base station and transmission diversity control method
09/12/2002US20020126639 Spread spectrum communications using a reference and a message signal system and method
09/12/2002US20020126638 Spread spectrum communication system and method using a reference signal and a plurality of message signals
09/11/2002EP1239689A2 Communication control method in mobile communication system and base station used therefor
09/11/2002EP1238560A1 Dynamic channel allocation method based on priority
09/11/2002EP1238470A2 Data rate estimation in a communication system
09/11/2002EP1135855B1 Digital filter with parallel architecture and spread-spectrum signal receiver using same
09/11/2002EP1076945B1 Method and base station system for assigning channels in a radio communications system
09/11/2002CN1369152A Method and apparatus for orthogonal code hopping multiplexing communications
09/11/2002CN1369150A Method for low-disturbnace operation of at least two base stations
09/11/2002CN1369143A Multibit spread spectrum signalling
09/11/2002CN1369142A Channel assignment apparatus and method for vacuum packet channel in CDMA mobile communication system
09/11/2002CN1090854C Method for managing system fault for CDMA home location register
09/11/2002CN1090851C Code detection apparatus
09/10/2002US6449314 Space time block coded transmit antenna diversity for WCDMA
09/10/2002US6449306 Orthogonal complex spreading method for multichannel and apparatus thereof
09/10/2002US6449290 Methods and arrangements in a radio communications system
09/10/2002US6449266 Data transmission method, transmitter, and receiver
09/10/2002US6448939 Array antenna receiving apparatus
09/06/2002WO2002069537A1 Method for achieving a large capacity of scdma spread communication system
09/06/2002WO2002069533A2 Two-dimensional channel bonding in a hybrid cdma/fdma fixed wireless access system to provide finely variable rate channels
09/06/2002WO2002069516A1 Methods and apparatus for multiplexing signal codes via weighted majority logic
09/05/2002US20020123349 Base station apparatus and communication method
09/05/2002US20020122512 Spread spectrum adaptive power control using a base station
09/05/2002US20020122469 Method and device for generating a channel-coded and subscriber-coded message signal
09/05/2002US20020122465 Highly bandwidth-efficient communications
09/05/2002US20020122463 Generation of spread-spectrum multiple access codes with zero-correlation windows
09/05/2002US20020122462 Structured adaptive frequency hopping
09/05/2002US20020122460 Spread spectrum adaptive power control
09/05/2002US20020122399 Spread spectrum remote unit
09/05/2002US20020122398 Method and apparatus for transmitting and receiving high speed data in a CDMA communication system using multiple carriers