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)
11/2004
11/17/2004CN2657293Y Decode output device of PO21 full automatic long wave timing frequency correcting receiver
11/17/2004CN2657292Y Remote controller with radio calling function
11/17/2004CN1547847A Method and apparatus for isolating noise from a tuner in a television signal receiver
11/17/2004CN1547834A 鉴频器 Discriminator
11/17/2004CN1547820A Mobile station, base station, communication system, and communication method
11/17/2004CN1547815A Transmission method, transmission apparatus, and reception apparatus
11/17/2004CN1547813A Physical layer automatic repeat request (arq)
11/17/2004CN1547812A Method for supporting variable data rate in CDMA system
11/17/2004CN1547811A Method and apparatus for signal equalization in a communication system with multiple receiver antennas
11/17/2004CN1547808A Improvements in or relating to frequency-hopping modulators and demodulators
11/17/2004CN1547807A Anti-reflective coating compositions comprising polymerized aminoplasts
11/17/2004CN1547801A Method and device for compensating hybrid distortion
11/17/2004CN1547800A Multiband receiver and method associated therewith
11/17/2004CN1547701A Methods and apparatus for improving throughput of cache-based embedded processors by switching tasks in response to a cache miss
11/17/2004CN1547694A Logarithmic lookup tables
11/17/2004CN1547404A Vibration and ringing antenna
11/17/2004CN1547372A Wireless fixed telephone module and telephone set
11/17/2004CN1547334A Method for configuring a telecommunication system
11/17/2004CN1547332A 干扰阻塞空间谱估计方法 Interference blocking spatial spectrum estimation method
11/17/2004CN1547330A A method for multi-port multi-link communication network backup control and apparatus therefor
11/17/2004CN1547329A A method of singleboard N+1 backup in communication system
11/17/2004CN1547328A A denoising method for wireless communication system and apparatus applicable to the same method
11/17/2004CN1545963A Wireless temperature measurement cooking pot
11/17/2004CN1176562C Method of display message on dual liquid crystal display folding type mobile terminal
11/17/2004CN1176530C Method of realizing combined calculation reverse transformation in transmission format
11/17/2004CN1176431C System and method for processing data, and apparatus and method for sending and receiving data
11/16/2004US6820031 Method and device for distance detection
11/16/2004US6819943 Spatial spectral efficiency for wireless rings and network of links in millimeter wave (MMW) communication systems
11/16/2004US6819938 System and method for power control calibration and a wireless communication device
11/16/2004US6819937 Data transmission in a TDMA system
11/16/2004US6819931 Method and apparatus for assigning tracking elements to received signals
11/16/2004US6819927 Communication method for use by a mobile station in a mobile communication system of CDMA
11/16/2004US6819922 Personal digital assistant vehicle interface and method
11/16/2004US6819914 Differential mixer injection with optional step gain control
11/16/2004US6819911 Active interference suppressor utilizing recombinant transmultiplexing
11/16/2004US6819910 Radio employing a self calibrating transmitter with reuse of receiver circuitry
11/16/2004US6819721 Limiting method and limiter apparatus
11/16/2004US6819720 Noise cancellation in a predistortion architecture
11/16/2004US6819707 Method and apparatus for performing signal correlation using historical correlation data
11/16/2004US6819706 Control device for controlling power level between frequency assignment in radio frequency receiving device of mobile radio communication base station system in CDMA system
11/16/2004US6819660 Method and apparatus for determining optimum data rate on the reverse supplemental channel in wireless communications
11/16/2004US6819223 Transponder system with acknowledgements associated with respective transponders
11/16/2004US6819221 Method of determining a time value representing at least a part of the communication time interval of a transponder with a communication device
11/16/2004US6819220 Apparatus and method for exchanging message between portable devices of the same kind
11/16/2004US6819194 Tunable voltage-controlled temperature-compensated crystal oscillator
11/16/2004US6819173 Method and apparatus for reduction of distortion in a transmitter
11/16/2004US6819150 Method and apparatus for quick clock swapping using much slower asynchronous clock for power savings
11/16/2004US6819082 Charging device with stress stored by charging that is initiated by externally applied force, and that being eventually released by heat due to charging saturation
11/16/2004CA2363045C Intensity-stereo encoding in a transmission system
11/16/2004CA2330395C Power amplifier using upstream signal information
11/15/2004CA2428810A1 An rfid tag
11/11/2004WO2004098227A1 Radio communication system
11/11/2004WO2004098209A2 Method and device for increasing effective radiated power from a subscriber device
11/11/2004WO2004098179A1 Electronic apparatus, tuning system, and channel setting program
11/11/2004WO2004098142A1 Multiuser detection aided multiple access differential m-ary coding applications
11/11/2004WO2004098141A1 Multiuser detection aided multiple access differential frequency-hopped spread spectrum
11/11/2004WO2004098117A2 Distributed gain network
11/11/2004WO2004098099A1 Method and apparatus for soft symbol scaling
11/11/2004WO2004098087A2 Methods and receivers that estimate multi-path delays by removing signal rays from a power-delay profile
11/11/2004WO2004098086A1 Synchronization processing device and synchronization processing method
11/11/2004WO2004098085A1 Full duplex multimode transceiver
11/11/2004WO2004098084A1 Antenna switches including field effect transistors
11/11/2004WO2004098083A1 A mobile phone comprising recognition sensor of fingerprint
11/11/2004WO2004098081A1 Front end of a multi-standard two-channel direct-conversion quadrature receiver
11/11/2004WO2004098080A1 Analog front end for a digital dual-band intermediate frequency sampling receiver
11/11/2004WO2004098077A1 Apparatus for detecting a module
11/11/2004WO2004098076A1 System and method for adaptive antenna impedance matching
11/11/2004WO2004098075A1 Receiver and transmitter of a frequency-modulated signal
11/11/2004WO2004098074A2 Ultra-wideband pulse modulation system and method
11/11/2004WO2004098071A2 Soft-decision trellis-coded differential frequency-hopped spread spectrum(dfhss)
11/11/2004WO2004098070A2 Wireless communication device with variable antenna radiation pattern and corresponding method
11/11/2004WO2004098062A2 Combined digital-to-analog converter and signal filter
11/11/2004WO2004097975A2 Extended antenna support for a wireless communications device
11/11/2004WO2004097803A2 System and method for providing recording and playback of digital media content
11/11/2004WO2004097641A1 State recovery and failover of intelligent network adapters
11/11/2004WO2004079782A9 Power dissipation reduction in wireless transceivers
11/11/2004WO2004075419A3 Frequency hop sequences for multi-band communication systems
11/11/2004WO2004071107A3 Method of using a handheld memory device for a mobile telephone
11/11/2004WO2004070413A3 Reducing memory usage in noncoherent signal processing
11/11/2004WO2004065979A3 Method and apparatus for adjusting reference oscillator frequency in a mobile wireless device
11/11/2004WO2004064026A3 Circuit and method for providing an auto-off and/or auto-on capability for an audio device
11/11/2004WO2004054145A3 Signal distribution system cascadable agc device and method
11/11/2004WO2004027566A3 Multichannel digital recording system with multi-user detection
11/11/2004WO2004001983A3 Multipath channel tap delay estimation in a cdma spread spectrum receiver
11/11/2004WO2003067379A9 Method and system of reducing electromagnetic interference emissions
11/11/2004WO2002067449A8 Modular personal network systems and methods
11/11/2004US20040225921 Method and system of detecting invalid function calls between segments in generating a computer program
11/11/2004US20040225920 Hierarchical breakpoint groups
11/11/2004US20040225919 Event driven graph explorer for model-based testing of software
11/11/2004US20040225756 Signal processing system, signal output device, signal receiving device, and communication control mehtod
11/11/2004US20040225753 Omnimodal messaging system
11/11/2004US20040224731 Mobile terminal
11/11/2004US20040224730 Folding mechanism and electronic apparatus using the same
11/11/2004US20040224728 Method and system for power save mode in wireless communication system
11/11/2004US20040224719 Radio communication system
11/11/2004US20040224718 Multifunctional body/motion signal receiving and display device
11/11/2004US20040224667 Authenticating between a CDMA network and a GSM network
11/11/2004US20040224666 Using shared secret data (SSD) to authenticate between a CDMA network and a GSM network
11/11/2004US20040224657 Radio reception apparatus and reception filtering method
11/11/2004US20040224656 Impulse waveform generating apparatus