Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 1 - Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission
Patents for H04B 1 - Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission (188,568)
12/2003
12/10/2003CN1461522A Transmitter architectures for communications systems
12/10/2003CN1461504A Mobile radio device
12/10/2003CN1461469A ADPCM speech coding system with phase-smearing and phase-desmearing filters
12/10/2003CN1461170A Portable radio terminal unit
12/10/2003CN1461166A Cellular telephone and its operating method
12/10/2003CN1461165A Portable telephone set
12/10/2003CN1461164A Portable terminal device and its control method
12/10/2003CN1461162A Audio device and vitrating motor combined structure for communication machine
12/10/2003CN1461161A Interference eliminating method between basic stations of mobile communication system and correspondent mobile communication system
12/10/2003CN1461154A Telephone traffic measuring device and traffic measuring method
12/10/2003CN1461124A Ensuring synchronization with multichannel signal
12/10/2003CN1461123A Digital radio set modulation mode switchover device and program
12/10/2003CN1461118A Up-link multipath tracking method for WCDMA system
12/10/2003CN1461116A Peak attenuation of radio hookup broadcast signal
12/10/2003CN1461115A Wireless communication equipment
12/10/2003CN1461114A Radio communication device and control method of radio communication device
12/10/2003CN1130937C Method and device in radio receiver system with several standards
12/10/2003CN1130928C Method and system for optimizing forward power control in CDMA system
12/10/2003CN1130892C Telephone holder
12/10/2003CN1130891C Signal receiving and sending assembly for portable telephone set
12/10/2003CN1130867C Device and method for generating guasi-orthogonal code and spreading channel signals in mobile communication system
12/10/2003CN1130866C Device and method for controlling transmission power of service signal
12/10/2003CN1130861C Antenna failture detecting system
12/10/2003CN1130853C Method and apparatus for interference decorrelation in time and space
12/10/2003CN1130851C Device and method for communicating power control signal in mobile communication system
12/10/2003CN1130845C Iterative separation multipath receiver and corresponding reception method
12/10/2003CN1130844C Method and structure for spread spectrum receiver
12/10/2003CN1130843C Method and device for transmitting power control signal in mobile communication system
12/10/2003CN1130842C Microwave module
12/10/2003CN1130841C Integrated circuit forfrequency preprocessing in UHF range
12/10/2003CN1130840C System and method for adaptive interference cancelling
12/10/2003CN1130839C Method and apparatus for combating adjacent channel interference using multiple IF filter
12/10/2003CN1130833C Information encoding/decoding method and device, information transmission method
12/10/2003CN1130823C Dual-band dual-mode power amplifier
12/10/2003CN1130805C Electronic component, coaxial coupling device
12/10/2003CN1130795C Dual-band antenna system
12/10/2003CN1130791C Dielectric filter, duplexer and communication system
12/10/2003CN1130631C Television or radio control system development method
12/09/2003US6662248 Recording/reproducing apparatus using an IC memory
12/09/2003US6662244 Information terminal
12/09/2003US6662027 Method of arbitrating speakerphone operation in a portable communication device for eliminating false arbitration due to echo
12/09/2003US6662021 Mobile communication system having multi-band antenna
12/09/2003US6662018 Analog power control system for a multi-carrier transmitter
12/09/2003US6662013 Location messaging system using GPS
12/09/2003US6662003 Radio receiver in CMOS integrated circuit
12/09/2003US6662002 Frequency conversion circuit and transmitter
12/09/2003US6662001 Multi-heterodyne stage for a receiver or spectrum analyzer
12/09/2003US6661999 System for increasing RF power as a constant over a temperature range and employing reduced transmitter current drain during low power output periods
12/09/2003US6661845 Data compression system and method
12/09/2003US6661835 Receiving device and channel estimator for use in a CDMA communication system
12/09/2003US6661834 Carrier recovery for spread spectrum communications
12/09/2003US6661833 PN generators for spread spectrum communications systems
12/09/2003US6661832 System and method for providing an accurate estimation of received signal interference for use in wireless communications systems
12/09/2003US6661831 Output apparatus, transmitter, receiver, communications system for outputting, transmitting and receiving a pseudorandom noise sequence, and methods for outputting, transmitting receiving pseudorandom noise sequences and data recording medium
12/09/2003US6661809 Methods and communications terminals for increasing capacity CDMA communications networks
12/09/2003US6661783 CDMA transmission apparatus
12/09/2003US6661437 Hierarchical menu graphical user interface
12/09/2003US6661392 Resonant antennas
12/09/2003US6661372 Client-server based remote locator device
12/09/2003US6661336 Enhanced identification system
12/09/2003US6661304 Apparatus for reducing electronic wave by using electronic wave as energy source
12/09/2003US6661284 Method and apparatus for error compensation in a hybrid matrix amplification system
12/09/2003US6661074 Receiver comprising a variable capacitance diode
12/09/2003CA2328352C Power control apparatus and method for inter-frequency handoff in cdma communication system
12/09/2003CA2298711C Device and method for controlling output power of mobile communication terminal
12/09/2003CA2263060C System and method for measuring channel quality information in a communication system
12/09/2003CA2190940C Radio range finder
12/04/2003WO2003101141A1 Transmission of data for multimedia broadcast/multicast services
12/04/2003WO2003101140A1 Method and apparatus for determining a geographic location of an electronic device
12/04/2003WO2003101134A1 Method and system for allocating power and scheduling packets in one or more cells of a wireless communication system or network
12/04/2003WO2003101133A1 Circuit arrangement for switching a mobile radio transmitter between two modulation modes
12/04/2003WO2003101126A1 Method and system for control of congestion in cdma systems
12/04/2003WO2003101094A1 Program display control apparatus and program display control method
12/04/2003WO2003101081A1 Simultaneous voice and data modem
12/04/2003WO2003101067A1 Segment-wise channel equalization based data estimation
12/04/2003WO2003101064A1 Method and device for estimating and compensating iq imbalance
12/04/2003WO2003101062A1 Method and apparatus for a multiple modulation transmitter
12/04/2003WO2003101012A1 Adaptive algorithm for a cholesky approximation
12/04/2003WO2003101003A1 Reception device and reception method
12/04/2003WO2003101002A1 Correlator method and apparatus
12/04/2003WO2003101001A1 Data detection for codes with non-uniform spreading factors
12/04/2003WO2003100999A1 Hinge assembly for a multi-configuration portable electronic device
12/04/2003WO2003100998A1 Method of connecting an umts mobile radio to a network
12/04/2003WO2003100719A1 Passive data carrier with signal evaluation means for evaluating information of a self-clocking signal
12/04/2003WO2003100615A1 Signal processor
12/04/2003WO2003100553A2 System and method for automatically setting up a universal remote control
12/04/2003WO2003100534A2 System and method for automatically setting up a universal remote control
12/04/2003WO2003100456A1 Device for transmitting and receiving radar radiation
12/04/2003WO2003100372A1 Method in a digital network system for controlling the transmission of terminal equipment
12/04/2003WO2003088654A3 Apparatus and method for switching between an interactive mode and a television program mode
12/04/2003WO2003077529A3 Coder apparatus for resonant power conversion and method
12/04/2003WO2003069873A3 Audio enhancement communication techniques
12/04/2003WO2003067783A3 Power control of serving and non-serving base stations
12/04/2003WO2003058824A3 A nuller with no satellite signal distortion
12/04/2003WO2003043101A3 Film battery for portable data carriers having an antenna function
12/04/2003WO2003017521A3 Noise gain control
12/04/2003US20030226071 System and method for retransmission of data
12/04/2003US20030226065 Controller area network controller for making a self-diagnosis of a function
12/04/2003US20030226060 System and method for performing a path-sensitive verification on a program
12/04/2003US20030226059 Systems and methods for remote tracking of reboot status
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