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)
09/2001
09/26/2001EP1135870A1 Forward and reverse link power control using position and mobility information
09/26/2001EP1135868A1 Power control method and system in mobile communication networks
09/26/2001EP1135865A1 Digital receivers and receiving methods that scale for relative strengths of traffic and pilot channels during soft handoff
09/26/2001EP1135864A1 Apparatus and method for expanding channels in cdma system
09/26/2001EP1135863A1 Transceiver operation in radio system
09/26/2001EP1135853A1 Integrated frequency translation and selectivity with a variety of filter embodiments
09/26/2001EP1135760A1 Transponder communications system
09/26/2001EP1135268A1 Arrangement for transmitting signals from a device monitoring tyre pressure on the wheels of a motor vehicle to an evaluation device arranged in a motor vehicle
09/26/2001EP1025646B1 Methods and devices for encoding audio signals and methods and devices for decoding a bit stream
09/26/2001EP0754320B1 Circuit arrangement comprising a permutation unit and method of processing a batch of items
09/26/2001EP0707761B1 Arrangement for determining a signal spectrum of a wideband digital signal and for deriving bit allocation information in response thereto
09/26/2001EP0701753B1 A communication method for an adaptive direct sequence cdma communication system
09/26/2001EP0692880B1 Signal encoder, signal decoder, recording medium and signal encoding method
09/26/2001EP0683939B1 Radio transceiver comprising an arrangement for compensating for a dc component
09/26/2001EP0669068B1 Method and apparatus for operating with a hopping control channel in a communication system
09/26/2001EP0632947B1 Method and apparatus of adaptive maximum likelihood sequence estimation using filtered correlation synchronization
09/26/2001CN2450844Y Bottom antenna type mobile phone
09/26/2001CN2450826Y Small radio emitting circuit
09/26/2001CN2450825Y 无线传输装置 Radio transmission device
09/26/2001CN1315095A Apparatus and method for channel coding and multiplexing in CDMA communication system
09/26/2001CN1315092A Method and apparatus for wireless reception
09/26/2001CN1315091A CDMA receiving method and circuit
09/26/2001CN1315090A Apparatus and method for generating sync word and transmitting and receiving the sync word in w-CDMA communication system
09/26/2001CN1315086A Signal splitting method for limiting peak power in a CDMA system
09/26/2001CN1315084A Gated transmission in control hold state in CDMA communication system
09/26/2001CN1315083A Tracking method and arrangement for implementing said method
09/26/2001CN1315082A Wideband receiver and channel scanning method
09/26/2001CN1315081A Method and arrangement for adjusting output power of a transmitter power supply
09/26/2001CN1315075A Control of power ratios for in-phase and quadrature channels in a communications system
09/26/2001CN1315064A Printed twin spiral dual band antenna
09/26/2001CN1315004A System and method for power saving in a wireless telephone with GPS receiver
09/26/2001CN1314768A Portable telephone
09/26/2001CN1314767A Transmitter circuit with frequency self optimization
09/26/2001CN1314761A Front cover of communication device and its producing method
09/26/2001CN1314752A Correcting method for frequency tracking of local oscillator of radio equipment receiver
09/26/2001CN1071985C Mobile communication system capable of effectively carrying out hand-over control
09/26/2001CN1071983C Radio frequency receiver
09/26/2001CN1071980C Active filter circuit and portable telephone apparatus
09/26/2001CN1071965C Data demodulation circuit and method for spread spectrum communication
09/26/2001CN1071960C Synthesizer radio receiver and method for tuning receiving frequency
09/26/2001CN1071959C Radio transceiver including transmitter power control circuit
09/26/2001CN1071958C Tuner circuit having local oscillator circuit including coaxial resonator
09/25/2001US6295462 Portable radio information terminal
09/25/2001US6295445 Automatic gain controlling method, automatic gain controlling apparatus, and communication receiving apparatus
09/25/2001US6295442 Amplitude modulation to phase modulation cancellation method in an RF amplifier
09/25/2001US6295358 Hinge device
09/25/2001US6295324 Signal quality measurement using full-complex FM detector
09/25/2001US6295316 Automatic equalization system
09/25/2001US6295311 Method and apparatus for compensating for phase differences in received signals
09/25/2001US6295310 Mobile communication system
09/25/2001US6295303 Method and device of superimposing an additional information signal on a video signal and detecting said additional information from said video signal
09/25/2001US6295288 Spread-spectrum changeable base station
09/25/2001US6295273 Phase modulation multiplexing transmission unit and phase modulation multiplexing method
09/25/2001US6295009 Audio signal encoding apparatus and method and decoding apparatus and method which eliminate bit allocation information from the encoded data stream to thereby enable reduction of encoding/decoding delay times without increasing the bit rate
09/25/2001US6295002 Battery voltage display apparatus for wireless communication system
09/25/2001US6294980 Transponder with a frequency detector for protection of security-related data during contactless inductive communication, and an integrated circuit therefor
09/25/2001US6294955 Apparatus and method for use in disconnecting and/or replacing one of a plurality of power amplifiers in a transmitter while the transmitter is operating
09/23/2001CA2342065A1 Multi-mode transmitter
09/21/2001CA2340493A1 Antenna apparatus and wireless communication apparatus
09/20/2001WO2001069952A1 Method for transmitting radio signals, radio communication access network and terminal using same
09/20/2001WO2001069893A1 Mobile terminal, and method and system for controlling mobile terminal
09/20/2001WO2001069877A1 Transmission gain regulating method and radio device
09/20/2001WO2001069874A1 Baseband data slicing method and apparatus
09/20/2001WO2001069873A2 Method and apparatus for combined soft-decision based interference cancellation and decoding
09/20/2001WO2001069828A1 Data transmitting apparatus and data transmitting method
09/20/2001WO2001069826A1 Radio communication apparatus and radio communication method
09/20/2001WO2001069825A1 Transmitter, receiver, and method of data transmission
09/20/2001WO2001069824A1 Low-complexity beam forming and antenna diversity receiver
09/20/2001WO2001069809A1 Cdma receiving method and cdma receiving apparatus
09/20/2001WO2001069808A1 Receiver and receiving method for spread spectrum communication
09/20/2001WO2001069807A1 High-frequency module and wireless communication device
09/20/2001WO2001069806A1 Short distance radiocommunication system using electronic portable objects
09/20/2001WO2001069804A1 Front-cover for communication equipment
09/20/2001WO2001069803A1 Single chip spread spectrum receiver and transmitter for short messages
09/20/2001WO2001069802A2 Integrated radio frequency interface
09/20/2001WO2001069801A2 Multi-user detection using an adaptive combination of joint detection and successive interference cancellation
09/20/2001WO2001069780A1 Method and arrangement for gain control
09/20/2001WO2001069724A1 Planar antenna with switched beam diversity for interference reduction in a mobile environment
09/20/2001WO2001069687A1 Electronic component comprising variable capacitance diodes, use of said component in a receiving unit and a circuit arrangement comprising said component
09/20/2001WO2001027894A8 Media system and remote controller for controlling the media system
09/20/2001US20010023491 Device for testing digital signal processor in digital video disc reproducing apparatus
09/20/2001US20010023426 Multi-line distributed modem
09/20/2001US20010023315 Cellular architecture and data transfer methods for real time patient monitoring within medical facilities
09/20/2001US20010023198 Portable telephone apparatus with battery alarm function
09/20/2001US20010023189 Method of automatically controlling transmission power of wireless communication apparatus, and storage medium on which the same is stored
09/20/2001US20010023184 Mobile radio with adaptive recognition of idle paging messages
09/20/2001US20010023178 Mobile communication station and its associated antenna
09/20/2001US20010023177 Radio telephone apparatus
09/20/2001US20010023175 Method and apparatus for reduction of FM interference for FM in-band on-channel digital audio broadcasting system
09/20/2001US20010022848 Method of producing a security document
09/20/2001US20010022840 Front-cover for communication equipment and method for manufacturing the front-cover
09/20/2001US20010022839 Method for changing scroll mode in portable telephone and portable telephone using said method
09/20/2001US20010022818 Work machine control system
09/20/2001US20010022813 Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
09/20/2001US20010022809 Receiver for spectrum spreading communication system
09/20/2001US20010022808 Method and apparatus for decoding spread spectrum signal for CDMA
09/20/2001US20010022807 Method and apparatus for recognizing a receiving path in a CDMA system
09/20/2001US20010022806 Base station apparatus for radiocommunication network, method of controlling communication across radiocommunication network, radiocommunication network system, and radio terminal apparatus
09/20/2001US20010022790 Method of, and receiver for, detecting the presence of data
09/20/2001US20010022781 Wireless communications system with broadcasting transmitter