Patents
Sitemap › H04 - Electric communication technique › H04J - Multiplex communication › H04J 13 - Code division multiplex systems
Patents for H04J 13 - Code division multiplex systems (21,510)
07/2003
07/02/2003CN1113495C Multipath search method and device for CDMA communication system
07/01/2003US6587517 Multi-stage receiver
07/01/2003US6587449 Method and system for distributing radio channels in a radiocommunications system
07/01/2003US6587445 Cellular radio system allowing mobile station to perform communication through base station to which mobile station is connected over cdma radio channel, and base station apparatus and mobile station apparatus which are used for cellular radio system
06/2003
06/26/2003WO2003052999A1 Synchronization
06/26/2003WO2003052982A1 Hybrid mobile switching center for combined gsm/is-41 communication
06/26/2003WO2003052967A1 Wireless communication device and method for communicating in site selection diversity mode
06/26/2003WO2003052966A1 Method and apparatus for generating a quality measure target value based on channel conditions
06/26/2003WO2003052954A1 Method and wcdma for multirate physical channel reception
06/26/2003WO2003003593A3 Method and apparatus for controlling gain level of a supplemental channel in a cdma communication system
06/26/2003US20030120995 Interleaving apparatus and method for symbol mapping in an HSDPA mobile communication system
06/26/2003US20030119547 Multi-mode mobile communications device with continuous mode transceiver and methods therefor
06/26/2003US20030119542 Transmission power controlling method and base station apparatus
06/26/2003US20030119539 Base site and method for quickly establishing a CDMA dispatch call
06/26/2003US20030119535 Method and apparatus for quickly establishing a CDMA dispatch call
06/26/2003US20030119514 Method and apparatus for base-initiated, CDMA-dispatch soft handoff
06/26/2003US20030119513 Method and apparatus for mobile-initiated, CDMA-dispatch soft handoff
06/26/2003US20030118119 Apparatus and method for transmitting TFCI bits for a hard split mode in a CDMA mobile communication system
06/26/2003US20030118083 Large area wireless CDMA system and method
06/26/2003US20030118057 Mobile communication system, communication control method, and base station and mobile station to be employed in the same
06/26/2003US20030117980 Signal measurement apparatus and method for handover in a mobile communication system
06/26/2003US20030117976 Method and apparatus for CDMA-dispatch soft handoff
06/26/2003US20030117975 Frame offset setting arrangement and frame offset setting method
06/26/2003US20030117941 Decoding using walsh space information
06/26/2003US20030117647 Method and apparatus for data transmission
06/26/2003CA2469782A1 Hybrid mobile switching center for combined gsm/is-41 communication
06/25/2003EP1322048A1 Downlink transmission power controlling method and base station apparatus
06/25/2003EP1320954A1 Transfer of data in a telecommunications system
06/25/2003EP1320940A2 Method and apparatus for efficient walsh covering and summing of signals in a communication system
06/25/2003EP1320939A2 Method and apparatus for generating pn sequences at arbitrary phases
06/25/2003EP1320929A1 Third generation fdd modem interleaver
06/25/2003EP1123585B1 Method for receiving cdma signals with synchronisation resulting from delayed double multiplication and corresponding receiver
06/25/2003CN1426664A Radio frequency coverage of enclosed regions
06/25/2003CN1426635A Post processing of spreading codes in mobile telecommunications system
06/25/2003CN1426634A System and method for facilitating quick paging channel demodulation in wireless communications system
06/25/2003CN1426247A Method for transmitting-receiving information about orthogonal variable spread spectrum factor code
06/25/2003CN1426188A Equipment and method for actuating coding and speed matching in CDMA mobile communication system
06/25/2003CN1426187A Method and device for space-time diversity transmitting based on intelligent autema CDMA system
06/25/2003CN1426184A Decision method for periodic report and channel interval hard switching
06/25/2003CN1426171A Radio communication method and its device
06/25/2003CN1112825C CDMA mobile radio terminal
06/25/2003CN1112778C Method for checking channel circulation redundance code in digital communication system
06/25/2003CN1112776C Puncturing device and method for turbo encoder in mobile communication system
06/24/2003US6584315 Method of allocating frame offset and link in base station
06/24/2003US6584115 Multiuser interference canceler for DS-CDMA system
06/24/2003US6584091 CDMA base station having an improved antenna system
06/24/2003CA2194722C Spread spectrum communication system
06/19/2003WO2003050976A1 Handoff in a hybrid communication network
06/19/2003WO2002075963A9 Adaptive uplink/downlink timeslot assignment in a hybrid wireless time division multiple access/code division multiple access communication system
06/19/2003US20030115533 Source coding for interference reduction
06/19/2003US20030114181 Method for transmitting power control information for HS-SCCH mobile communication system
06/19/2003US20030114179 Method and apparatus for generating a quality measure target value based on channel conditions
06/19/2003US20030114114 Mobile communication system
06/19/2003US20030112855 Method and WCDMA receiver for high-rate and low-rate physical channel reception
06/19/2003US20030112785 Hybrid mobile switching center for combined GSM/IS-41 communication
06/19/2003US20030112773 Method for controlling transmission power of HS-SCCH in UMTS system
06/19/2003CA2469559A1 Handoff in a hybrid communication network
06/18/2003EP1320212A2 Frequency multiplexing with interference cancellation
06/18/2003EP1319277A2 Method for allowing multi-user orthogonal and non-orthogonal interoperability of code channels
06/18/2003EP0732013B1 Multipath search processor for a spread spectrum multiple access communication system
06/18/2003CN1425261A Idle handoff method for mobile communication devices taking into account critical system jobs
06/18/2003CN1424862A Channel conversion method and mobile communication terminal therewith
06/18/2003CN1112078C Random access in mobile telecommunications system
06/18/2003CN1112040C Method and apparatus for line or frame-synchronous frequency hopping of video transmissions
06/17/2003US6580764 Channel characteristics estimation apparatus
06/17/2003US6580748 Spread spectrum communication method and spread spectrum communication apparatus
06/17/2003US6580745 Spread spectrum communication system and overload control method therefor
06/17/2003US6580703 CDMA base station apparatus and code assignment method
06/12/2003WO2003049483A1 Optimization of circuit-switched call setup and call routing associated with inter-msc packet data handoff
06/12/2003WO2003049359A1 Information content distribution based on privacy and/or personal information
06/12/2003WO2003049226A1 Method for assigning variable-length walsh codes for code division multiple access communications systems
06/12/2003US20030108122 Digital modulation system, radio communication system, radio communication device
06/12/2003US20030108084 Method and system for code reuse and capacity enhancement using null steering
06/12/2003US20030108025 Method for transmitting/receiving information about orthogonal variable spreading factor codes assigned to user data in a high speed data packet access communication system
06/12/2003US20030108024 Orthogonal code generating device and method thereof in a code division multiple access communication system
06/12/2003US20030108023 Data transmission in a communication system
06/12/2003US20030108006 Method and apparatus for effecting handoff between different cellular communications systems
06/12/2003US20030107985 Method and apparatus for orthogonally overlaying variable chip rate spread spectrum signals
06/12/2003CA2465553A1 Information content distribution based on privacy and/or personal information
06/11/2003EP1318600A2 Distortion compensating circuit for compensating distortion occurring in power amplifier
06/11/2003EP1317805A2 Method and apparatus for high data rate transmission in a wireless communication system
06/11/2003EP0799535B1 A practical means for digital generation and combination of a multiplicity of cdma/fdma signals
06/11/2003CN1423868A Multiuser receiver and communication system for multicode transmission
06/11/2003CN1423865A Method, apparatus and computer program for code allocation for variable data rates in a CDMA system
06/11/2003CN1423862A Apparatus and method for assigning a common packet channel in a CDMA communication system
06/11/2003CN1423503A Communication control system, communication control method and mobile station and base station used therein
06/11/2003CN1423442A Method and apparatus for parallel realizing CDMA circuit data and voice business
06/11/2003CN1423441A Apparatus for estimating channels in CDMA system
06/11/2003CN1423440A Method for optimizing transmission resource in CDMA system
06/11/2003CN1423439A Outer loop power control method in CDMA system
06/11/2003CN1423438A Method and apparatus for sending/receiving of block resending in mobile communication system
06/11/2003CN1423437A Method for seeking inaccurate-clock base station in WCDMA system
06/11/2003CN1423436A Full adaptive intelligent antenna receiver
06/11/2003CN1111339C Radio receiver and received power amplifying method
06/11/2003CN1111325C Multipath screening method in broadband CDMA system
06/11/2003CN1111323C Packet data communication device and method in mobile communication system
06/10/2003US6577880 Radio communication method and radio communication system
06/10/2003US6577873 Apparatus and method for extending service area in mobile communication system
06/10/2003US6577671 Enhanced code allocation method for CDMA systems
06/10/2003US6577615 Method, mobile station and base station for frequency synchronization of a mobile station in a radio communications system
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