Patents
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)
07/2002
07/24/2002CN1360401A Reset bus and interface apparatus
07/24/2002CN1360400A Multifunctional sounding body and portable terminating machine
07/24/2002CN1360399A Relevant and demodulating circuit of receiver of signal modulated by special code
07/24/2002CN1360398A RF signal receiver having control device for channel to be controlled
07/24/2002CN1360373A 折叠式电子设备 Foldable electronic device
07/24/2002CN1088318C Electronic card reader for reading cards of different formats, and portable telephone including such reader
07/24/2002CN1088317C Battery-powered radio transceiver with improved battery life and method of operation
07/24/2002CN1088316C Portable communication terminal capable of transmitting text data
07/24/2002CN1088315C Apparatus and method for tracking power level of received signal in CDMA communication system
07/24/2002CN1088298C Two-purpose circuit for receiving and transmitting
07/24/2002CN1088296C Transmitter/receiver apparatus
07/24/2002CN1088295C FM receiver, and signal processing device therefor
07/24/2002CN1088294C FM multiple broadcast receivers
07/24/2002CN1088293C Transmitting-power tracing device adopting business information
07/24/2002CN1088287C Linear power amplifier and method for eliminating intermodulation distortion signals
07/24/2002CN1088243C Audio and video docking and control system
07/23/2002USRE37802 Multicode direct sequence spread spectrum
07/23/2002US6425082 Watermark applied to one-dimensional data
07/23/2002US6424939 Method for coding an audio signal
07/23/2002US6424936 Block size determination and adaptation method for audio transform coding
07/23/2002US6424845 Portable communication device
07/23/2002US6424842 Dual function connector for cellular phones
07/23/2002US6424826 Systems and methods for sharing reference frequency signals within a wireless mobile terminal between a wireless transceiver and a global positioning system receiver
07/23/2002US6424825 Feedforward and feedback control in a radio
07/23/2002US6424824 Apparatus for setting the tuning voltage of tunable resonant circuits
07/23/2002US6424821 Working machine and its communication method
07/23/2002US6424685 Polar computation of branch metrics for TCM
07/23/2002US6424683 Circuit for demodulating two-dimensional data symbols transmitted by a carrier-based data transmission
07/23/2002US6424644 CDMA digital communication processes with distribution of reference symbols
07/23/2002US6424641 Searcher architecture for CDMA systems
07/23/2002US6424619 High data rate CDMA wireless communication system
07/23/2002US6424441 Method and apparatus for sensing an audio signal that is sensitive to the audio signal and insensitive to background noise
07/23/2002US6424284 Baseband receiver including dual port DAC
07/23/2002US6424240 Surface acoustic wave filter device with a shared reflector and portable telephone comprising same
07/23/2002US6424226 Two-port with a frequency-dependent network
07/23/2002US6424192 Phase lock loop (PLL) apparatus and method
07/23/2002US6424118 Mobile phone SIM card switching unit
07/23/2002US6423915 Switch contact for a planar inverted F antenna
07/23/2002CA2124878C Intermediate frequency receiver apparatus
07/23/2002CA2042563C Method and apparatus for transmitting a signal with an offset which follows a received signal
07/18/2002WO2002056629A1 Method for managing processing resources in a mobile radiocommunication system
07/18/2002WO2002056628A1 Method for managing processing resources in a mobile radiocommunication system
07/18/2002WO2002056567A2 Reduced soft output information packet selection
07/18/2002WO2002056520A1 Method and optical coder for coding a signal in an optical fibre network
07/18/2002WO2002056518A1 Method for optical coding, optical coder and ocdma network architecture
07/18/2002WO2002056517A1 Spreading code hopping for synchronous ds-cdma system to mitigate interference effects
07/18/2002WO2002056497A2 Signal processing of an amplitude-modulated and/or phase-modulated high-frequency signal
07/18/2002WO2002056495A2 Assigning clusters of demodulation elements in a spread spectrum system
07/18/2002WO2002056494A1 Methods and apparatus for feature recognition time shift correlation
07/18/2002WO2002056493A1 Rake receiver
07/18/2002WO2002056492A2 Multiple transceiver amplification apparatus method and system
07/18/2002WO2002056491A1 Multiband radio signal transmitter/receiver
07/18/2002WO2002056490A2 Direct conversion digital domain control
07/18/2002WO2002056489A2 Local oscillator leakage control in direct conversion processes
07/18/2002WO2002056488A2 Digital interface in radio-frequency apparatus and associated methods
07/18/2002WO2002056487A2 Partitioned radio-frequency apparatus and associated methods
07/18/2002WO2002056485A1 Method and circuit arrangement for detecting synchronization patterns in a receiver
07/18/2002WO2002056483A1 A method of receiving and transmitting the signal of high frequency
07/18/2002WO2002056481A2 System and method of implementing a wireless communication system using a reconfigurable chip with a reconfigurable fabric
07/18/2002WO2002056460A2 Apparatus and methods for monitoring and controlling power amplifier linearity using detected fundamental and harmonic components
07/18/2002WO2002056457A1 Long-range, full-duplex, modulated-reflector cell phone for voice/data transmission
07/18/2002WO2002056414A1 Apparatus for transmitting a signal
07/18/2002WO2002056163A1 Computer or telephone incorporated in a garment
07/18/2002WO2002032066A3 Mode controller for signal acquisition and tracking in an ultra wideband communication system
07/18/2002WO2002032006A3 Rf channel power control
07/18/2002WO2002029929A3 Multi-band wireless communication device
07/18/2002WO2001097560A3 Portable audio devices
07/18/2002WO2001086880A3 Communication devices with signal level control
07/18/2002WO2001080193A9 Communications device with card facility
07/18/2002WO2001052436A9 Dynamic frequency-hopping system
07/18/2002WO2001047203A3 Modulation using chirp signals, in particular for use in a multipath environment
07/18/2002WO2001006723A9 Baseband signal converter for a wideband impulse radio receiver
07/18/2002US20020095688 System and method of restoring cable service
07/18/2002US20020095271 Tri-mode medical telemetry antenna system
07/18/2002US20020095245 Electronic device
07/18/2002US20020094850 Method and a device for controlling amplification of a signal emitted by a mobile terminal and increasing the autonomy of the mobile terminal
07/18/2002US20020094847 Service method in a mobile terminal
07/18/2002US20020094841 Sim card mounting structure of mobile phone
07/18/2002US20020094840 Card-type wireless communication device and wireless communication system incorporating it
07/18/2002US20020094826 Method for displaying a message in a dual LCD folder-type mobile terminal
07/18/2002US20020094797 Connectionless broadcast signalling
07/18/2002US20020094794 Method and apparatus for conversion of radio frequency (RF) and baseband signals
07/18/2002US20020094793 FM composite signal processor
07/18/2002US20020094792 Signal processing semiconductor integrated circuit device and wireless communication system
07/18/2002US20020094791 Apparatus and methods for monitoring and controlling power amplifier linearity using detected fundamental and harmonic components
07/18/2002US20020094789 Portable radio terminal device
07/18/2002US20020094788 Signal processing semiconductor integrated circuit device and wireless communication system
07/18/2002US20020094786 Distance measurement using half-duplex RF techniques
07/18/2002US20020094785 Portable device used to measure passive intermodulation in radio frequency communication systems
07/18/2002US20020094784 Mobile phone
07/18/2002US20020094777 Enhanced wireless network security using GPS
07/18/2002US20020094044 System and method for canceling interference in a communication system
07/18/2002US20020094042 Methods and apparatus for feature recognition time shift correlation
07/18/2002US20020094040 Apparatus for and method of receiving broadcasting signals
07/18/2002US20020094034 Radio equipment and peripheral apparatus
07/18/2002US20020094023 Multi-path transceiver amplification apparatus, method and system
07/18/2002US20020094022 Interference suppression in a spread spectrum communications system using non-linear frequency domain excision
07/18/2002US20020094021 Symbol combining method for reducing the number of FIFO registers of finger, rake receiver and method for driving the rake receiver
07/18/2002US20020094020 Method and apparatus for reducing spread spectrum noise
07/18/2002US20020094019 CDMA communication system using an antenna array