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)
10/2002
10/09/2002CN1092464C Power-saving mobile telephone equipment
10/09/2002CN1092463C Communication device limiting consumption of cell power supply and control method thereof
10/09/2002CN1092462C Multiband mobile unit communication apparatus
10/09/2002CN1092460C Reception method and receiver
10/09/2002CN1092459C Wireless base station equipment
10/09/2002CN1092455C Cdma蜂窝无线通信系统 Cdma cellular radio communications system
10/09/2002CN1092440C Transmission device with echo eliminating function
10/09/2002CN1092431C Diversity receiver and control method therefor
10/09/2002CN1092430C Reception method and base station receiver
10/09/2002CN1092428C Method for transmitting pilot signal, and cellular radio system
10/09/2002CN1092427C Vorsh QPSK sheet modulating eqipment for producing signal waveform
10/09/2002CN1092426C 卫星广播调谐器 Satellite radio tuners
10/09/2002CN1092425C Method and apparats for transmitting radio frequency signals
10/08/2002US6463469 Computer-based RDS/MBS receiver system for use with radio broadcast signal
10/08/2002US6463410 Audio signal processing apparatus
10/08/2002US6463405 Audiophile encoding of digital audio data using 2-bit polarity/magnitude indicator and 8-bit scale factor for each subband
10/08/2002US6463307 Method and apparatus for power saving in a mobile terminal with established connections
10/08/2002US6463306 Transmission system comprising at least a satellite station which includes circuits fed by an energy source and satellite suitable for such a system
10/08/2002US6463305 Power management system for cellular telephones
10/08/2002US6463299 Method and apparatus providing an integral computer and telephone system
10/08/2002US6463298 Method of acquiring an alternate communication system upon failure of reverse link communications
10/08/2002US6463295 Power control with signal quality estimation for smart antenna communication systems
10/08/2002US6463294 Reducing interference in a mobile communications system
10/08/2002US6463268 ALC circuit receiver with sensitivity switching for controlling
10/08/2002US6463266 Radio frequency control for communications systems
10/08/2002US6463265 Data source hand-off in a broadcast-based data dissemination environment
10/08/2002US6463264 Wireless communication apparatus and transmission power control method in wireless communication apparatus
10/08/2002US6463263 Communication station
10/08/2002US6463261 Radio communication device and radio communication method
10/08/2002US6463095 IC card radio modem and communication system using the same for communicating with a plurality of different infrastructures
10/08/2002US6463091 Spread spectrum receiver using a pseudo-random noise code for ranging applications in a way that reduces errors when a multipath signal is present
10/08/2002US6463089 Hybrid spread spectrum method and system for wirelessly transmitting and receiving wideband digital data
10/08/2002US6463069 Arrangement and method relating to a telecommunications system handling redundant signals
10/08/2002US6463050 Power saving method and apparatus for radio base station
10/08/2002US6463048 Code generator for multiple rake finger and method of use
10/08/2002US6463046 Method and apparatus for controlling a searcher in a CDMA communication system
10/08/2002US6463043 Carrier phase recovery of multi-rate signals
10/08/2002US6463042 Mobile station having power saving mode for packet data
10/08/2002US6463039 Method and apparatus for full duplex sideband communication
10/08/2002US6462716 Antenna device and radio equipment having the same
10/08/2002US6462714 Wireless handset using a slot antenna
10/08/2002US6462664 Baby monitor, system, and method and control of remote devices
10/08/2002US6462647 Rechargeable active transponder
10/08/2002US6462628 Isolator device with built-in power amplifier and embedded substrate capacitor
10/08/2002US6462613 Power controlled input receiver
10/08/2002US6462523 Load-synchronous doppler charge pump with an integrated series-path regulator
10/08/2002US6461193 Data card connector
10/08/2002CA2244571C Communication terminal
10/03/2002WO2002078380A1 Cdma terminal for providing roaming service to gsm service subscriber in cdma service area
10/03/2002WO2002078379A1 Cdma radio base station apparatus and duplexing system thereof
10/03/2002WO2002078212A1 Method of controlling reverse transmission in a mobile communication system
10/03/2002WO2002078205A1 Demodulating and despreading in cdma receivers
10/03/2002WO2002078204A1 Sampling method for a spread spectrum communication system
10/03/2002WO2002078203A1 Composite high-frequency part and information terminal apparatus using the same
10/03/2002WO2002078202A1 Circuit arrangement for compensation of the damping in an antenna feed cable for a mobile radio device
10/03/2002WO2002078200A2 Transceiver
10/03/2002WO2002078198A2 Circuit arrangement for compensation of the damping in an antenna feed cable for a mobile radio device
10/03/2002WO2002078197A2 Sampling method, reconstruction method, and device for sampling and/or reconstructing signals
10/03/2002WO2002078183A1 Filter apparatus, reception apparatus, transmission apparatus, diffusion modulation apparatus, pseudo-random number sequence output apparatus, filter method, reception method, transmission method, diffusion modulation method, pseudo-random number sequence output method, and program
10/03/2002WO2002078176A2 Digital baseband receiver in a multi-carrier power amplifier
10/03/2002WO2002078175A1 Feedforward amplifier
10/03/2002WO2002078116A1 A filter network combining non-superconducting and superconducting filters
10/03/2002WO2002051141A3 Dedicated channel for displaying programs
10/03/2002WO2002027956A3 Method and system for estimating frequency offset and phase rotation correction in cdma systems
10/03/2002WO2001091314A3 Method and means for receiving a digital transmission comprising a plurality of digital audio signals and for simultaneous reproduction of these signals as analog audio programmes
10/03/2002WO2001022606A9 Automatic device synchronization apparatus and method using battery pack for data exchange
10/03/2002WO2000011925A3 Circuit for frequency synthesis and modulation and radio-telephone station
10/03/2002US20020144284 Reliability enhancement for cable modem service
10/03/2002US20020144280 Cable modem tuner
10/03/2002US20020144134 Software defined radio and radio system
10/03/2002US20020143845 Method and apparatus for processing real-time events associated with a wireless communication protocol
10/03/2002US20020143666 Package data tracking system and method utilizing impulse radio communications
10/03/2002US20020143467 GPS receiver with cross-track hold
10/03/2002US20020143242 Sensor for detecting changes within a human ear and producing a signal corresponding to thought, movement, biological function and/or speech
10/03/2002US20020142810 Folding mobile communication terminal
10/03/2002US20020142801 Booster auto detect
10/03/2002US20020142799 Personal digital assistant for connecting with a communtcations module
10/03/2002US20020142798 Cellular phone with imaging device
10/03/2002US20020142796 Antenna switch assembly, and associated method, for a radio communication station
10/03/2002US20020142794 Portable wireless terminal
10/03/2002US20020142791 Method and apparatus for power control in a communication system
10/03/2002US20020142785 Apparatus and method for receiving quick paging message in mobile station
10/03/2002US20020142784 Sequential combined QPCH demodulation
10/03/2002US20020142782 System and method for reducing multipath distortion in wireless distance measurement systems
10/03/2002US20020142762 Method and apparatus for network initiated uninstallation of application program over wireless network
10/03/2002US20020142754 Mobile communication apparatus
10/03/2002US20020142748 Conversion spur avoidance in a multi-conversion radio frequency receiver
10/03/2002US20020142746 Radio receiver having a dynamic bandwidth filter and method therefor
10/03/2002US20020142745 Automatic gain control method for highly integrated communication receiver
10/03/2002US20020142744 Device and method for alerting user to interference
10/03/2002US20020142742 Dynamic second stage filtering for pilot energy strength measurements
10/03/2002US20020142741 Low voltage digital interface
10/03/2002US20020142740 Transmitting apparatus
10/03/2002US20020142739 Multi-channel peak power smoothing
10/03/2002US20020142737 Mobile communication terminal
10/03/2002US20020142736 Folder type mobile communication terminal
10/03/2002US20020142735 Portable information terminal having wireless communication device
10/03/2002US20020142734 Miniaturized wrist phone
10/03/2002US20020142733 Transmitter-receiver circuit
10/03/2002US20020142732 Transceiver capable of adaptively selecting a modulation method based on the transmission power and channel condition