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)
02/2001
02/28/2001EP1079530A2 Power consumption control method and apparatus for a communication system subscriber unit
02/28/2001EP1079523A2 Switched bandwidth digital filters with slewing
02/28/2001EP1079517A2 Adaptive gain and/or phase adjustment control system and method
02/28/2001EP1079512A1 Two-band oscillating device
02/28/2001EP1079389A1 Car radio with removable control unit
02/28/2001EP1079371A1 Universal remote control allowing natural language modality for television and multimedia searches and requests
02/28/2001EP1079268A1 A print having attached audio data storage and method of providing same
02/28/2001EP1078514A1 Personal navigator system
02/28/2001EP1078478A1 Random access in a mobile telecommunications system
02/28/2001EP1078473A1 Multistage pn code acquisition circuit and method
02/28/2001EP1078472A1 Harmonic suppression in dual band mobile phones
02/28/2001EP1078467A1 Multiband frequency generation using a single pll-circuit
02/28/2001EP1078456A1 High frequency receiver range switching circuit
02/28/2001EP1078414A1 Antenna switch
02/28/2001EP1078328A1 Method of communications in a backscatter system interrogator, and backscatter communications system
02/28/2001EP0806081B1 Circuit for briefly muting the reproduction of a low-frequency signal in a radio receiver
02/28/2001EP0728379B1 Microwave transmitter and communications system
02/28/2001CN1286004A Levelling out of interference in a mobile network using a hopping method
02/28/2001CN1286000A Method and apparatus for high rate packet data transmission
02/28/2001CN1285998A Antenna connector
02/28/2001CN1285978A Systems and methods for sharing reference frequency signals within a wireless mobile terminal between sireless transceiver and a global positioning system receiver
02/28/2001CN1285977A Interchangeable shield for a radio communication device
02/28/2001CN1285976A Low to higher IF conversion for active filtered limited IF systems
02/28/2001CN1285967A VHF/UHF self-tuning planar antenna system
02/28/2001CN1285921A Digital correlator for receptor of signals from satellite radio-navigation systems
02/28/2001CN1285920A Device for receiving signals from satelline radio-navigation systems
02/28/2001CN1285919A Method for increasing interference immunity when receiving signals from satellite navigation systems and device for realising the same
02/28/2001CN1285700A Equipment and melthod for transmitting sound data to indicator of mobile telephone set
02/28/2001CN1285699A Double-waveband oscillator
02/28/2001CN1285698A Method for editing photo having sound in mobile telephone set with camera
02/28/2001CN1285695A Method for configuration of telecommunication system
02/28/2001CN1285685A Wave-carried signal generator for complex modulator
02/28/2001CN1285684A Network controller for cable television transmission system
02/28/2001CN1285673A Reproducing equipment and method
02/28/2001CN1285658A Coding and decoding method and device, recording and reproducing method and device, recording medium
02/28/2001CN1285654A Self-adaption gain and/or phase regulation control system and method thereof
02/28/2001CN1285653A Electronic tuner
02/28/2001CN1285555A Reprogramable terminal for recommended program of television program transmission system
02/28/2001CA2316512A1 Single antenna repeater and method of repeating a signal
02/27/2001US6195783 Process and apparatus for synchronizing the block counter in an RDS radio data receiver
02/27/2001US6195573 Radio telephone receiver with quick quiescent mode
02/27/2001US6195570 Mobile terminal provided with display controlling function by detecting insertion of earphone jack
02/27/2001US6195563 Radio receiver and radio transmitter
02/27/2001US6195562 System for limiting the transmitted power of a mobile communication means
02/27/2001US6195552 Method and system for controlling a pilot measurement request order (PMRO)
02/27/2001US6195540 FM multiple signal receivable navigation apparatus
02/27/2001US6195539 Method and apparatus for rejecting image signals in a receiver
02/27/2001US6195538 Receiver for receiving text-based multiplex broadcasts and storing text-based data
02/27/2001US6195537 Method and apparatus for strong signal suppression in multi-carrier signals
02/27/2001US6195536 Impedance matching for a dual band power amplifier
02/27/2001US6195535 High power wireless telephone with over-voltage protection disabling circuit
02/27/2001US6195400 Two-mode demodulating apparatus
02/27/2001US6195384 Method and apparatus compensating for effects of digital loss insertion in signal transmission between modems
02/27/2001US6195383 Digital signal processing apparatus for frequency de-hopping
02/27/2001US6195343 Spectrum spread communication system
02/27/2001US6195330 Method and system for hit-less switching
02/27/2001US6195328 Block adjustment of synchronizing signal for phase-coded signal tracking
02/27/2001US6195033 Key mover
02/27/2001US6194963 Circuit and method for I/Q modulation with independent, high efficiency amplitude modulation
02/27/2001US6194947 VCO-mixer structure
02/27/2001US6193164 IC card and IC card system
02/27/2001US6192951 Heavy-duty pneumatic radial tire with transponder buried in bead filler
02/27/2001CA2201352C Multi-channel transceiver having an adaptive antenna array and method
02/27/2001CA2190904C Rf filter arrangement with image trap
02/27/2001CA2138696C Ic card radio modem and communication system using the same
02/22/2001WO2001013655A1 Method for communicating scrambling code id in mobile communication system
02/22/2001WO2001013552A1 Method and device for inserting information into an audio signal, and method and device for detecting information inserted into an audio signal
02/22/2001WO2001013547A1 Reception level measuring system
02/22/2001WO2001013545A1 Power detector
02/22/2001WO2001013533A1 Method and apparatus for coherent demodulation in communication system employing a potentially gated pilot signal
02/22/2001WO2001013532A1 Receivers and methods of receiving co-channel signals by channel separation and successive cancellation
02/22/2001WO2001013531A1 Signal generator and decoder
02/22/2001WO2001013530A1 Rake receiver
02/22/2001WO2001013529A1 Apparatus and method for opening a cover of a mobile phone
02/22/2001WO2001013528A1 Modulator-demodulator
02/22/2001WO2001013527A1 Direct digitally tunable microwave oscillators and filters
02/22/2001WO2001013518A1 Chaotic carrier pulse position modulation communication system and method
02/22/2001WO2001013466A1 A method of canceling interference based on smart antenna
02/22/2001WO2000025530A3 Method and arrangement for estimating transmission channels in third-generation mobile radio systems
02/22/2001DE19939433A1 Autoradio mit abnehmbarer Bedieneinheit Car radio with detachable control unit
02/22/2001DE19935480A1 Verfahren zur Schätzung der Kanalimpulsantworten eines Mobilfunkkanals Method for estimating the channel impulse responses of a mobile radio channel
02/21/2001EP1077578A1 Mobile phone adapter for housing and switching two or more SIM cards
02/21/2001EP1077577A1 Radio receiver and received power amplifying method
02/21/2001EP1077576A1 Method for configuring a telecommunication system
02/21/2001EP1077575A1 Routing redundancy method in a point to multipoint radio system for an access terminal
02/21/2001EP1077551A1 Interference signal eliminator
02/21/2001EP1077537A2 Method of providing downlink transmit diversity
02/21/2001EP1077534A1 A method for reporting transmit power usage in a variable bit rate mobile radiocommunication system
02/21/2001EP1077532A1 Spread Spectrum Signal Generator and Decoder for Single Sideband Transmission
02/21/2001EP1077531A1 Transmitting/receiving device and transmitting/receiving method
02/21/2001EP1077007A1 Improved gsm cellular terminal
02/21/2001EP1076981A2 Mobile communications
02/21/2001EP1076938A1 Multipath cdma receiver for reduced pilot
02/21/2001EP1076937A1 Personal communications unit
02/21/2001EP1076936A1 Fully integrated all-cmos am receiver
02/21/2001EP1076935A1 Double-balanced monolithic microwave integrated circuit mixer
02/21/2001EP1076929A1 Voice operated switch for use in high noise environments
02/21/2001EP1076928A1 User adjustable volume control that accommodates hearing
02/21/2001EP0673579B1 Network controller for cable television delivery systems
02/21/2001CN2420733Y Cell assembly of mobilephone