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)
10/2009
10/28/2009CN101569099A Double channel matching circuit
10/28/2009CN101569098A Double channel matching circuit
10/28/2009CN101569097A Double channel matching circuit
10/28/2009CN101569096A Double channel matching circuit
10/28/2009CN101569095A Double channel matching circuit
10/28/2009CN101569094A Double channel matching circuit
10/28/2009CN101569093A Dynamically learning a user's response via user-preferred audio settings in response to different noise environments
10/28/2009CN101568851A Method for acquisition of GPS signals and GPS receiver with sample time error and frequency offset compensation
10/28/2009CN101568175A Method for implementing frequency selection of GSM frequency selector by using frequency hopping synchronization
10/28/2009CN101568135A Communication method, communication equipment and communication system
10/28/2009CN101568132A Method for processing handoff
10/28/2009CN101568103A Communication method, mobile station device and base station
10/28/2009CN101568078A Method for performing broadcasting station search in wireless terminal
10/28/2009CN101567924A Multifunctional solar panel collecting device of calculator mobile phone
10/28/2009CN101567920A Radio frequency receiving card and mobile device
10/28/2009CN101567865A Downlink data transmitting method
10/28/2009CN101567863A Indirect self-adaptive balancing method of shallow-sea underwater acoustic communication system
10/28/2009CN101567765A Distribution type space-time pre-coding transmission method based on channel angle domain information
10/28/2009CN101567736A Frequency modulation broadcast intelligent switching system and frequency modulation broadcast intelligent switching method
10/28/2009CN101567730A Signal estimation and detection method based on nonlinear transformation
10/28/2009CN101567727A Differential cyclic shift spread-spectrum underwater sound communication method
10/28/2009CN101567718A Method and device used for realizing demultiplexing of transmission signal-path data of receiving direction in WCDMA
10/28/2009CN101567709A Method and device for weakening the influence of multipath on positioning accuracy of receiver antenna
10/28/2009CN101567708A Frequency offset compensation method and device
10/28/2009CN101567707A Medium access control method based on CDMA underwater acoustic network
10/28/2009CN101567706A Transponder and transponder system
10/28/2009CN101567705A Mobile terminal and uplink channel local frequency regulation method
10/28/2009CN101567704A Wireless communication device
10/28/2009CN101567703A Fully digital ultra-broadband emitter
10/28/2009CN101567702A Self-adaptive vehicle FM transmitting device and implementation method thereof
10/28/2009CN101567701A High efficient multi-path digital down converter system
10/28/2009CN101567700A Method, circuit and veneer for controlling antenna equipment
10/28/2009CN101567669A Variable gain amplifier
10/28/2009CN101567663A Multi-input mixer, mixer device, and mixing method
10/28/2009CN101567114A Football referee wireless passive contact device using surface-acoustic-wave technology
10/28/2009CN100556195C Detection of time division duplexing system circulation prefix types and cell initial search method
10/28/2009CN100556170C Method and device of constructing system matrix in united detection of multiple cells
10/28/2009CN100556095C Signal output method and channel selecting apparatus
10/28/2009CN100556049C Mobile telephone having broadcast reception function
10/28/2009CN100555921C Method for planning code word in sector of TD-SCDMA system
10/28/2009CN100555904C Multi-path echo elimination method of the digital multi-media broadcast direct broadcast station
10/28/2009CN100555899C Method and apparatus for controlling gain level of a supplemental channel in a CDMA communication system
10/28/2009CN100555895C Device and method for implementing resource pool of radio frequency through digital-analog matrix
10/28/2009CN100555894C Multi-path search method and device in CDMA system
10/28/2009CN100555893C Pilot sequence generating method, apparatus and cell initial search method and system
10/28/2009CN100555892C Method and device for detecting shift sequence under user designated distribution mode
10/28/2009CN100555891C Transmitter
10/28/2009CN100555890C Method for removing the peak power
10/28/2009CN100555889C Mobile communication terminal with mini homepage function and method therefor
10/28/2009CN100555888C Multi-band wireless transceiver and method of controlling the same
10/28/2009CN100555887C Multicarrier transceiving system based on shared channel, and implement method
10/28/2009CN100555886C Portable terminal and its operation method
10/28/2009CN100555885C Integrated crosspoint switch with band translation
10/28/2009CN100555884C FM tuner
10/28/2009CN100555883C Broadcasting receiver
10/28/2009CN100555882C Sigma Delta transmission circuit and transmitter/receiver using same
10/28/2009CN100555881C System and method for detecting communication equipment with internal camera
10/28/2009CN100555880C Interleaving order generator, interleaver, Turbo encoder, and Turbo decoder
10/28/2009CN100555861C High-frequency switching circuit, high-frequency module, and wireless communications device
10/28/2009CN100555841C Controllable gain general frequency converter for multiplication digital/analog converter
10/28/2009CN100555414C DTX determination method and apparatus
10/28/2009CN100554994C Apparatus and method for acquiring spread-spectrum signals
10/27/2009US7610609 Network system and electronic device
10/27/2009US7610555 Hand held remote control device having an improved user interface
10/27/2009US7610500 Link power saving state
10/27/2009US7610495 Method and apparatus for power management using transmission mode with reduced power
10/27/2009US7610408 Automatic link commissioning
10/27/2009US7610072 Superconductive stripline filter utilizing one or more inter-resonator coupling members
10/27/2009US7610070 Dynamically configured antenna for multiple frequencies and bandwidths
10/27/2009US7610068 Radio modem terminal for mobile communication
10/27/2009US7610066 Mobile terminal for changing position of display unit in horizontal or vertical direction
10/27/2009US7610064 Direct downlink RF module
10/27/2009US7610061 Communication device and method having a common platform
10/27/2009US7610060 Mobile wireless communication terminal and method of matching antenna in the same
10/27/2009US7610035 System and method for controlling the power in a wireless client device
10/27/2009US7610034 Method and apparatus for selection of design parameters for double conversion tuner to prevent radiated immunity degradation
10/27/2009US7610033 Radio frequency tuner
10/27/2009US7610032 System and method for frequency translation with harmonic suppression using mixer stages
10/27/2009US7610031 Error correction in receiver of radio system
10/27/2009US7610030 Wireless transmit-only apparatus and method
10/27/2009US7610029 Method for active Gm-C filter gain control
10/27/2009US7610028 Method and system for reduction of peak-to-average power ratio of transmission signals comprising overlapping waveforms
10/27/2009US7610027 Method and apparatus to maintain specification absorption rate at a wireless node
10/27/2009US7610026 Transmitter non-data-related direct current (DC) offset cancellation scheme
10/27/2009US7610025 Antenna array pattern distortion mitigation
10/27/2009US7610023 Voltage controlled oscillator band switching system
10/27/2009US7610022 Filter circuit with negative transconductance
10/27/2009US7610021 Communication apparatus and method for preventing interference with information transmitted from another communication apparatus
10/27/2009US7610016 System and method for providing an adapter module
10/27/2009US7610011 Providing alternative programming on a radio in response to user input
10/27/2009US7610010 Broadcast receiver with selectively storing channel and antenna information
10/27/2009US7609903 Spread spectrum signal demodulating method and apparatus
10/27/2009US7609790 Joint signal demodulation in a low and high data rate channel environment
10/27/2009US7609786 Channel estimation for a communication system using spectral estimation
10/27/2009US7609785 Mitigation of interference in cell search by wireless transmit and receive units
10/27/2009US7609781 Wireless communication device with self calibration feature for controlling power output
10/27/2009US7609776 Quadrature frequency changer, tuner and modulator
10/27/2009US7609775 Radio communication apparatus and communication method
10/27/2009US7609763 Advanced bi-directional predictive coding of video frames
10/27/2009US7609760 Signal compressing system
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