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)
06/2002
06/20/2002US20020075837 Apparatus for cancelling interference in CDMA system using multiple transfer rates and method thereof
06/20/2002US20020075833 Periodic cell search
06/20/2002US20020075832 Simple block space time transmit diversity using multiple spreading codes
06/20/2002US20020075821 Method and apparatus for code division switching
06/20/2002US20020075811 Apparatus and method for coding/decoding TFCI bits in an asynchronous CDMA communication system
06/20/2002US20020075663 Module having a lead frame equipped with components on both sides
06/20/2002US20020075414 Television tuner having less distortion
06/20/2002US20020075294 Digital broadcast receiving device and digital broadcast receiving method
06/20/2002US20020075191 Antenna
06/20/2002US20020075161 Universal remote control system
06/20/2002US20020075077 Numerically controlled oscillator in particular for a radiofrequency signal receiver
06/20/2002US20020075059 Semiconductor integrated switching circuit
06/20/2002US20020074142 Radiation protection shield for electronic devices
06/20/2002DE10062381A1 Tastatur für ein Mobilfunk-Endgerät Keyboard for a mobile radio terminal
06/20/2002DE10059524A1 Kommunikationsendgerät mit benutzerseitig konfigurierbarem Speicher Communication terminal with user-configurable memory
06/20/2002DE10024220C2 Verfahren und Vorrichtung zum Aktivieren eines Funktelefonempfängers mit Streuspektrum Method and apparatus for activating a radiotelephone receiver with spread-spectrum
06/20/2002CA2776353A1 Multi-carrier communications with adaptive cluster configuration and switching
06/20/2002CA2431416A1 Method and apparatus for a waveform quality measurement
06/20/2002CA2431390A1 Method and apparatus for code assignment in a spread spectrum wireless communication system
06/20/2002CA2431115A1 Use of third party ultra wideband devices to establish geo-positional data
06/20/2002CA2431112A1 Hand-off between ultra-wideband cell sites
06/20/2002CA2426934A1 Zero if transceiver
06/19/2002EP1215904A2 Broadcast and reception system, and receiver/decoder and remote controller therefor
06/19/2002EP1215867A2 Emoticon input method for mobile terminal
06/19/2002EP1215863A2 Phase shifter
06/19/2002EP1215839A1 Method and Device for Multi-user Detection
06/19/2002EP1215835A1 Synchronous acquisition device for cdma receiver
06/19/2002EP1215829A2 Circuit and method for frame timing detection, cell search apparatus and portable wireless terminal comprising said cell search apparatus
06/19/2002EP1215827A2 Cell search method to substract autocorrelation patterns from a correlation value profile
06/19/2002EP1215825A2 System and method for joint time tracking of multiple paths
06/19/2002EP1215824A2 System and method for fine acquisition of a spread spectrum signal
06/19/2002EP1215823A2 CDMA receiver terminal with reduced power consumption in diversity mode
06/19/2002EP1215822A1 Radio transmission device and method for aligning parameters thereof
06/19/2002EP1215820A2 Radio frequency tuner
06/19/2002EP1215748A1 Composite high frequency apparatus
06/19/2002EP1215562A2 Device and method for controlling menu navigation on screen by using directional button
06/19/2002EP1215509A2 Universal communication system and corresponding mobile terminal
06/19/2002EP1214854A1 Temperature controlled radio transmitter in a tdma system
06/19/2002EP1214822A1 Communication system
06/19/2002EP1214809A1 Method and system for measuring and adjusting the quality of an orthogonal transmit diversity signal
06/19/2002EP1214806A2 Method for data processing in a radio receiver
06/19/2002EP1214798A2 Method and arrangement for beam forming for the downlink channel in cdma-based mobile radio telephone systems
06/19/2002EP1214797A2 Method and arrangement for beam forming a rake receiver for the single user reception for the uplink channel in mobile radio telephone systems
06/19/2002EP1214796A1 Multiuser detector for variable spreading factors
06/19/2002EP1214795A2 Apparatus for interference compensation of a direct conversion transceiver and method
06/19/2002EP1214794A1 Method and apparatus for wireless phone transmit power amplification with reduced power consumption
06/19/2002EP1214784A2 Pll with memory for electronic alignments
06/19/2002EP1214780A1 Modulated radio signal transmitter with self-adapted amplification polarisation
06/19/2002EP1214229A1 Remote keyless entry system with advanced activation features
06/19/2002EP1135760B1 Transponder communications system
06/19/2002EP1002365B1 Rds frequency replacement tests at low frequency minimum level
06/19/2002EP0872034B1 Method and apparatus for providing acknowledgments within a communication system
06/19/2002EP0760182B1 Method of error protected transmission, method of error protected reception of data and transmission system for transmission of data
06/19/2002EP0738452B1 Selective call system
06/19/2002CN1354961A Communication method and apparatus improvements
06/19/2002CN1354958A System and method for automatic identification of accessories coupled to wireless communication device
06/19/2002CN1354955A Method and arrangement in radio receiver system with several standards
06/19/2002CN1354951A System and method for broadcasting emergency warnings to radio and television receivers in low power mode
06/19/2002CN1354932A Noise characterization in wireless communication system
06/19/2002CN1354918A Interleaving/deinterleaving device and method for communication system
06/19/2002CN1354917A Method and apparatus for mitigating interference between base stations in wideband CDMA system
06/19/2002CN1354916A 可编程匹配滤波器搜索器 Programmable matched filter searcher
06/19/2002CN1354915A Maximum likelihood RAKE receiver for use in code division, multiple access wireless communication system
06/19/2002CN1354912A Method and apparatus for stability margin determination in repeater
06/19/2002CN1354911A Mobile terminal with solar cell
06/19/2002CN1354910A Noise management technique for switched voltage supply
06/19/2002CN1354909A Frequency multiplex transmitter and method for emliminating crosstalk
06/19/2002CN1354616A Preventive oscillating circuit
06/19/2002CN1354613A Basic station transmitting power control method and device
06/19/2002CN1354610A Feedback techinque of wireless system with several transmitting and receiving antennas
06/19/2002CN1354609A Method for optimizing performance of transmitter of mobile radio system
06/19/2002CN1354608A Method for distributing channel code for synchronous up-link of mobile communicaltion system
06/19/2002CN1354573A Method for holding timing in CDMA Rake receiver
06/19/2002CN1354571A Method for raising channel utilization rate of code vision multiple address cellular mobile communication system
06/19/2002CN1354565A 线圈感应系统 Induction coil system
06/19/2002CN1354563A Equipment including one AM-PM signal transmitter and its implementing method in said equipment
06/19/2002CN1354534A Mobile radio device
06/19/2002CN1354408A Semiconductor device and electronic equipment using same
06/19/2002CN1086538C Base station for mobile communication
06/19/2002CN1086537C Radio channel initial transmission scaeme for mobile communicaltion system
06/19/2002CN1086532C Switch of portable telephone
06/18/2002US6408437 Reprogrammable terminal for suggesting programs offered on a television program delivery system
06/18/2002US6408196 Method and apparatus for providing reserve power in a cellular telephone
06/18/2002US6408195 Semiconductor integrated circuit for communication and battery saving method for the same
06/18/2002US6408193 Cellular telephone
06/18/2002US6408192 Radio selective call receiving device capable of increasing operability
06/18/2002US6408191 Arrangement for displaying message screens on a telephone terminal
06/18/2002US6408190 Semi built-in multi-band printed antenna
06/18/2002US6408188 Method of sending a short message in a digital mobile phone
06/18/2002US6408170 Control circuit for a microcontroller
06/18/2002US6408168 Receiver with automatic gain control circuit
06/18/2002US6408167 Radio device including a receiver and method of adjusting one of the high-frequency amplifier stages of a receiver
06/18/2002US6408072 Bracelet telephone device
06/18/2002US6408059 Data processing system having a programmable modem and method therefor
06/18/2002US6408039 Radio communication apparatus employing a rake receiver
06/18/2002US6408035 Simplified receiver for frequency shift keyed signals
06/18/2002US6408020 Dual-mode radio communication device having function for selectively using analog or digital mode
06/18/2002US6408018 Complex matched filter with reduced power consumption
06/18/2002US6408016 Adaptive weight update method and system for a discrete multitone spread spectrum communications system
06/18/2002US6407991 Communication network providing wireless and hard-wired dynamic routing