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)
08/2002
08/21/2002CN1365549A Transmission system for high speed signal in apparatus
08/21/2002CN1365538A 增益控制装置 Gain control means
08/21/2002CN1365209A Code sheet tracing method based on multipath merging phase detecting structure
08/21/2002CN1365208A Variable rate transmission method
08/21/2002CN1365207A A digital baseband filter
08/21/2002CN1365205A Control method and device for compression mode in CDMA system
08/21/2002CN1365204A Detection method for forward link load in CDMA communication system
08/21/2002CN1365203A Calling-on control method in CDMA communicatino system
08/21/2002CN1365202A Method and device for providing dispatch scanning in CDMA communication system
08/21/2002CN1089531C Radio communication equipment and radio communication method
08/20/2002US6438362 Method and apparatus for SIR measurement
08/20/2002US6438120 Method in a telecommunication system
08/20/2002US6438119 Data communication device and method for mobile communication system with dedicated control channel
08/20/2002US6438118 Code-multiplexing communication apparatus
08/20/2002US6437714 Channel encoding device and method for communication system
08/15/2002WO2002063908A1 Method and communication device for assigning a code in a cdma communication system
08/15/2002WO2002063818A1 Error correcting/decoding method
08/15/2002WO2002028044A3 Intervote modulator
08/15/2002WO2002023759A3 A method and an apparatus for providing both voice and data services in a wireless communication system
08/15/2002US20020111199 Wireless communication apparatus processing intermittent data
08/15/2002US20020111184 Base station transmission control method, cellular system and base station
08/15/2002US20020110186 Method for providing service and rate negotiation in a mobile communication system
08/15/2002US20020110156 Subscriber unit which selectively utilizes B and D channels to support a plurality of communications
08/15/2002US20020110154 High data rate CDMA wireless communication system
08/15/2002US20020110151 Method and apparatus for CDMA pn scanning at indoor and other obstructed locations
08/15/2002US20020110140 Spreading factor determination
08/15/2002US20020110102 Method and apparatus for code assignment in a spread spectrum wireless communication system
08/15/2002US20020110101 Method for data rate selection in a wireless communication system
08/15/2002US20020110099 Method of multiuser detection with user equipment
08/15/2002US20020109631 Method of interference cancellation based on smart antenna
08/14/2002EP1231804A1 Method and device for allocating a code in a CDMA communications system
08/14/2002EP1231803A1 Procedure and apparatus for testing a code division multiple access (CDMA) cellular radio-telephone network
08/14/2002EP1231801A2 Wireless communication apparatus processing intermittent data
08/14/2002EP1231744A2 Prioritization and flow control of a spread spectrum multiuser channel
08/14/2002EP1230751A1 Method and system for maintaining uplink synchronization in cdma based mobile communication systems
08/14/2002EP1230742A1 Method for correlating chronologically discrete signal segments
08/14/2002EP1053600A4 A method for using encoded spreading codes to achieve high bit densities in a direct-sequence
08/14/2002CN1364360A Data transmitting apparatus and method
08/14/2002CN1364359A Method and apparatus for long code generation in synchronous, multi-chip rate systems
08/14/2002CN1364358A Radio communication apparatus and method
08/14/2002CN1364357A Transmitter, receiver, and method of data transmission
08/14/2002CN1364356A Transmission power control device and method
08/14/2002CN1364354A Transmitting apparatus and method
08/14/2002CN1364009A Transmitting and zero intermediate frequency receiving method and device in multi-carrier CDMA system based on polyphase decomposition
08/14/2002CN1364004A Method and device for eliminating spectrum-spreading interference in WCDMA system
08/13/2002US6434130 Switching control method and apparatus for wireless telecommunications
08/13/2002US6434111 Soft decision rule for demodulation of bi-orthogonal signals
08/08/2002WO2002061994A1 Adaptive, multi-rate waveform and frame structure for a synchronous ds-cdma system
08/08/2002WO2002061993A1 Dynamic bandwidth allocation for multiple access communication using session queues
08/08/2002WO2002061962A1 Communication system using a modulation method based on residue number systems
08/08/2002US20020106007 Efficient multipath centroid tracking circuit for a code division multiple access (CDMA) system
08/08/2002US20020106004 Method and apparatus for non-linear code-division multiple access technology
08/08/2002US20020106003 Frequency hopping code division multiple access system and method
08/08/2002US20020106002 Resource allocation in CDMA wireless communication systems
08/08/2002US20020105936 Multicode-based CDMA communication system for simultaneously performing voice communication and data communication
08/08/2002US20020105918 Time slot allocating apparatus, time slot allocating method thereof, memories and programs, mobile communication system and operating method
08/08/2002US20020105902 Method for generating orthogonal spread codes in mobile communication system
08/08/2002CA2435695A1 Dynamic bandwidth allocation for multiple access communication using session queues
08/07/2002EP1229737A1 Method of transmission of image by cdma system
08/07/2002EP1229679A2 Maximizing data rate by adjusting codes and code rates in CDMA system
08/07/2002EP1229678A1 Base station apparatus, communication terminal apparatus and communication method
08/07/2002EP1229671A2 Time slot allocating apparatus, time slot allocating method thereof, memories and programms, mobile communication system and operating method
08/07/2002EP1229668A2 Receiving process method and receiving apparatus in mobile communication system
08/07/2002EP1229666A1 Demodulation circuit for CDMA communications and demodulation method therefore
08/07/2002EP1228587A1 Secondary station and method of operating the station
08/07/2002EP1228586A1 Method, apparatus and computer program for code allocation for variable data rates in a cdma system
08/07/2002CN1363159A Transmititng apparatus and gain compensating method
08/07/2002CN1363158A Single-carrier/DS-CDMA packet transmitting method, uplink packet transmitting method in multicarrier /DS-CDMA mobile communication system
08/07/2002CN1363156A Apparatus and method for designating frame offset of supplemental channel in a CDMA communication system
08/07/2002CN1363151A Apparatus for radio communication using array antenna and method thereof
08/07/2002CN1363149A Dual code spread spectrum communication system with transmit antenna diversity
08/07/2002CN1363148A Method for setting a transmission quality target value for power control in a mobile radio communication system
08/07/2002CN1363144A Apparatus and method for assigning common packet channel in CDMA communication system
08/07/2002CN1362807A Channel estimate method suitable for high speed moving state
08/07/2002CN1362804A Method for generating and distributing code pair of orthogonal spread spectrum code
08/07/2002CN1362803A Joint detection and processing method under variable bandspread factor
08/07/2002CN1362802A Joint detection method with decision feedback
08/07/2002CN1362801A Emitting method and encoding device based on Turbo code mixing automatic re-emission request
08/07/2002CN1362800A Signal/interference ratio (SIR) measuring method
08/07/2002CN1088965C Down-communication-signal transmission system
08/06/2002US6430398 Method for improving performance of a mobile radiocommunication system using power control
08/06/2002US6430171 Receiver apparatus for a random access channel of a CDMA mobile communication system
08/06/2002US6427824 Overhead conveying device and overhead conveying vehicle
08/01/2002WO2002060212A2 Method and apparatus for quick paging in a wireless communication system
08/01/2002WO2002060091A1 Method for power control for mixed voice and data transmission
08/01/2002WO2002060073A2 Use of chip repetition to produce a flexible bandwidth ds-cdma system
08/01/2002WO2002059642A2 Adaptive fragmentation and frequency translation of continuous spectrum waveform to make use of discontinuous unoccupied segments of special regions
08/01/2002US20020102986 Call admission control method, communication system and base station device
08/01/2002US20020101911 Demodulation circuit for CDMA mobile communications and demodulation method therefor
08/01/2002US20020101844 Method and apparatus for interoperability between voice transmission systems during speech inactivity
07/2002
07/31/2002EP1227695A1 Call admission control method communication system and base station device
07/31/2002EP1227601A1 Downlink scheduling using parallel code trees
07/31/2002EP1226671A1 Method for equalizing the propagation delays and optimizing the power level in a radio communication system
07/31/2002EP1226666A2 Method for synchronising an uplink signal transmission in a radio communication system
07/31/2002EP1226665A1 Syncronized pilot reference transmission for a wireless communication system
07/31/2002EP1226664A1 Transmit diversity apparatus and method using two or more antennas
07/31/2002EP1046241A4 A method using codebook indexing to achieve high bit densities in a ds-cdma-ss communication system
07/31/2002CN1361955A Method and device for generating a channel and subscriber-coded message signal
07/31/2002CN1361607A Forward service rate regulating method and mobile station in CDMA system
07/31/2002CN1361606A Upward acceptance controlling method in wideband CDMA system
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