Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
04/2002
04/17/2002CN1345147A Portable information system and access equipment, home network system and access method
04/17/2002CN1345143A Method and system for processing multicarrier application in digital cellular communication system
04/17/2002CN1345138A Method and device for obtaining time slot timing and frequency shift correction and storage medium
04/17/2002CN1345136A Phase estimating method for diversity system arial of wide-band CDMA closed-loop transmitter arial
04/17/2002CN1345135A Multiple time interval power control method
04/17/2002CN1345133A Channelling-improved cellular/satellite communication system
04/17/2002CN1345132A Information exchange
04/17/2002CN1345131A New-type radio communication system
04/17/2002CN1345130A Channelling-improved cellular/satellite communication system
04/17/2002CN1345129A Channeling-improved cellular/satellite communication system
04/17/2002CN1345128A Radio system, antenna assembly and polarization modulator for producing polarization changed transmitting signal
04/17/2002CN1345127A Mutual-aid community report system and method
04/17/2002CN1345124A Channel estimation sequence and method for estimating transmission channel using such channel estimation sequence
04/17/2002CN1345107A Adaptive antenna receiving system
04/17/2002CN1083230C Radio characteristic evaluating apparatus of mobile telecommunication device
04/17/2002CN1083228C Radio communication apparatus with adjustable alert tone
04/17/2002CN1083223C 移动通信系统 The mobile communication system
04/17/2002CN1083221C CDMA communication method with propagation delay between base and mobile station and base station and mobile station
04/17/2002CN1083220C Radio module included in primery radio station and radio structure containing such module
04/17/2002CN1083187C TDMA/FDMA/CDMA hybrid radio access method
04/17/2002CN1083183C Method and apparatus for reducing noise in speech signal
04/16/2002US6374175 Method of using memories in aid of vehicle navigation
04/16/2002US6374127 Power supply apparatus and method for controlling same in a mobile communication terminal
04/16/2002US6374119 System and method for in-building mobile communications
04/16/2002US6374118 Method of physical radio channel power control
04/16/2002US6374117 Queue based power control scheduling
04/16/2002US6374116 Adjusting maximum transmit power to maintain constant margin for adjacent channel power rejection
04/16/2002US6374109 Wireless communication system and subscriber unit that support selection of operation from multiple frequency bands and multiple protocols and method of operation therefor
04/16/2002US6374106 Radio communication system searching method
04/16/2002US6374105 Method of allocating links between a set of areas and a set of satellites
04/16/2002US6374104 Frequency and polarization allocation for satellite telecommunication systems
04/16/2002US6374103 Method and system for overhead message updates
04/16/2002US6374096 System and method for detecting interference present in mobile satellite communication links based on noise floor power levels of satellite communication links
04/16/2002US6374085 Method and apparatus for adjusting thresholds and measurements of received signals by anticipating power control commands yet to be executed
04/16/2002US6374084 Method and system for calibrating electronic devices using polynomial fit calibration scheme
04/16/2002US6374080 Mobile communication system
04/16/2002US6374079 Modular RF communication module for automated home and vehicle systems
04/16/2002US6374078 Wireless communication system with multiple external communication links
04/16/2002US6373946 Communication security
04/16/2002US6373888 Estimated channel with variable number of taps
04/16/2002US6373884 Method and apparatus for transmitting data
04/16/2002US6373882 Motion estimator for a CDMA mobile station
04/16/2002US6373878 Using a fast AGC as part of SIR calculation
04/16/2002US6373877 User equipment for use in a CDMA communication system using an antenna array
04/16/2002US6373834 Synchronization for cellular telecommunications network
04/16/2002US6373833 Cell expansion in a time division cellular system using frequency converting repeaters
04/16/2002US6373832 Code division multiple access communication with enhanced multipath diversity
04/16/2002US6373829 Method and apparatus for group calls in a wireless CDMA communication system using outbound traffic channels for individual group members
04/16/2002US6373823 Method and apparatus for controlling transmission power in a potentially transmission gated or capped communication system
04/16/2002US6373433 Apparatus and method for generating transmitter antenna weights
04/16/2002US6373432 System using leo satellites for centimeter-level navigation
04/16/2002US6373430 Combined global positioning system receiver and radio
04/16/2002CA2293128C Radio wave environment analyzer
04/16/2002CA2253487C Transceiver with rf loopback and downlink frequency scanning
04/11/2002WO2002030144A1 Mobile access networks
04/11/2002WO2002030136A2 System and method for quantifying accuracy of interference analysis in a wireless telecommunications network
04/11/2002WO2002030034A1 Data communication device data communication method
04/11/2002WO2002030024A1 Path selection device and path selection method
04/11/2002WO2002030009A1 Apparatus and method for power control of downlink shared channel in mobile communication system
04/11/2002WO2002030008A1 Preamble searching apparatus and method
04/11/2002WO2002030007A1 Method for selecting a ground station within an aeronautical telecommunication network
04/11/2002WO2002030006A1 Wireless receiving device and method of detecting branch-to-brance delay difference in wireless receiving device
04/11/2002WO2002030004A2 Method and apparatus for reducing power consumption of a decoder in a communication system
04/11/2002WO2002029997A2 Code detection circuit and code detection method
04/11/2002WO2002029995A2 Method and apparatus for call drop prevention in a wireless communication system
04/11/2002WO2002029992A1 Apparatus and method for detecting transmitting rate of turbo decoder
04/11/2002WO2002029990A1 Tstd apparatus and method for a tdd cdma mobile communication system
04/11/2002WO2002029989A1 Wireless device cradle with spatial antenna diversity capability
04/11/2002WO2002029986A1 Wireless communication device
04/11/2002WO2002029925A1 Antenna module for cellular phone with two helix antennas
04/11/2002WO2002013548A3 Cell search method and apparatus in atdma-cdma communication system
04/11/2002WO2002013410A3 System and method for transmitting control information between cascaded devices
04/11/2002WO2002007330A3 Wireless bidirectional interface
04/11/2002WO2001095242A3 Remote communication system
04/11/2002WO2001082500A3 Methods for controlling shared access to wireless transmission systems and increasing throughput of the same
04/11/2002WO2001078251A3 Method for regulating transmission power in a radiocommunications system
04/11/2002WO2001072056A3 Method for monitoring the transmission quality in a cellular radio communications system
04/11/2002WO2001067703A3 Method for transmitting information over a radio network
04/11/2002WO2001065637A3 Cooperative mobile antenna system
04/11/2002WO2001054290A3 Method and apparatus for canceling a transit signal spectrum in a receiver bandwidth
04/11/2002WO2000070902A9 Method and apparatus for efficient candidate frequency search while initiating a handoff in a code division multiple access communication system
04/11/2002US20020042919 Method for utilizing excess communications capacity
04/11/2002US20020042290 Method and apparatus employing a remote wireless repeater for calibrating a wireless base station having an adaptive antenna array
04/11/2002US20020042289 External operating unit for a mobile radio telephone
04/11/2002US20020042287 Cellular phone
04/11/2002US20020042284 Method and arrangement for ensuring continuous transmission power control despite of discontinuous transmission
04/11/2002US20020042283 Method for the communication of information and apparatus employing the method
04/11/2002US20020042279 Receiver device for a mobile radiocommunication unit employing a speed estimator
04/11/2002US20020042275 Method for allocating radio resource, radio communication apparatus and radio communication system
04/11/2002US20020042274 Communications meshes
04/11/2002US20020042272 Mobile radio receiver for cellular radio telecommunications systems
04/11/2002US20020042270 Radio communication system and method having a radio link control layer
04/11/2002US20020042264 Data communication method using mobile terminal
04/11/2002US20020042250 Wireless communication device with selective power supply function
04/11/2002US20020041657 Method for controlling dsl transmission power
04/11/2002US20020041644 Multi-user detection method
04/11/2002US20020041642 Process and device for extracting digital data contained in a signal conveyed by an information transmission channel, in particular for a cellular mobile telephone
04/11/2002US20020041636 Channel estimation sequence and method of estimating a transmission channel which uses such a channel estimation
04/11/2002US20020041635 Preamble design for multiple input - multiple output (MIMO), orthogonal frequency division multiplexing (OFDM) system
04/11/2002US20020041624 Finger using time division method and rake receiver having the same