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)
11/2002
11/20/2002EP1258088A1 Frequency hopping sequence allocation
11/20/2002EP1258087A2 Method for optimizing the random access procedures in the cdma cellular networks
11/20/2002EP1201040A4 Channel assignment apparatus and method for common packet channel in a wcdma mobile communication system
11/20/2002EP1145450B1 Processing method for a broadband digital radio receiver signal and corresponding radio reception architecture
11/20/2002EP1076938B1 Multipath cdma receiver for reduced pilot
11/20/2002EP1010320B1 Broadcast receiving system comprising a computer and a decoder
11/20/2002EP0756794B1 Receiving method and receiver
11/20/2002EP0711477B1 Method for synchronizing subscriber equipments, a base station and a subscriber equipment
11/20/2002CN2521851Y Discriminating electric wave induction electronic device
11/20/2002CN2521828Y Up-down radio
11/20/2002CN2521796Y Electric power switch with radio
11/20/2002CN1381132A Channel selection apparatus
11/20/2002CN1381124A Fading resistant multi-level QAM receiver
11/20/2002CN1381118A Data transmission apparatus and data transmission method
11/20/2002CN1381114A 无线通信装置和无线通信方法 The wireless communication apparatus and wireless communication method
11/20/2002CN1381113A Receiver and inverse-spreading code generating method
11/20/2002CN1381108A Radio communication system and communication terminal apparatus used therein
11/20/2002CN1381104A Radio receiver and radio receiving method
11/20/2002CN1381101A Radio communication system with adjustment of output power of transmitting station
11/20/2002CN1381097A Radio receiving device and radio receiving method
11/20/2002CN1381090A Autocalibration of transceiver through nulling of DC-voltage in a receiver and injecting of DC signals in a transmitter
11/20/2002CN1381021A Output stage for communication contact for data carrier
11/20/2002CN1380984A Gps接收机 Gps Receiver
11/20/2002CN1380808A Power supply device and method for mobile communication terminal
11/20/2002CN1380802A Method and equipment for distributing Watson code
11/20/2002CN1380796A Method for receiving radio-frequency signal and radio-frequency receiver
11/20/2002CN1380765A Method for transmitting control data in CDMA mobile communication system
11/20/2002CN1380763A Method and device for producing synthesis wave
11/20/2002CN1380755A Receiving/transmitting method and device using frequency hopping
11/20/2002CN1380752A Digital data coding device and method
11/20/2002CN1380751A Digital data coding device and method
11/20/2002CN1380744A Controller of radio-frequency power generator for reducing sensitivity to cable length
11/20/2002CN1380718A High-power multi-path synthesis/distributor
11/20/2002CN1094718C Electromagnetic wave shield
11/20/2002CN1094707C Network synchronous device
11/20/2002CN1094704C Method for accessing cell using two pilot channels in CDMA communication system of asynchronous or quasi-synchronous mode
11/20/2002CN1094697C Tuning assembly for TV set
11/20/2002CN1094684C Receiver for carrying out complex value path gain estimation and gain estimation method
11/19/2002US6484138 Method and apparatus for performing speech frame encoding mode selection in a variable rate encoding system
11/19/2002US6484110 Method for displaying available time of battery in mobile station
11/19/2002US6484040 Wireless mobile phone combining with car hi-fi speakers
11/19/2002US6484038 Method and apparatus for generating a plurality of reference frequencies in a mobile phone using a common crystal reference oscillator
11/19/2002US6484019 Combined computer keyboard and radio apparatus
11/19/2002US6484017 Up converter of base station transmitter in wireless communication system and method of controlling outputs thereof
11/19/2002US6484016 Device for connecting a main board with an LCD Module in a folder type portable radiotelephone
11/19/2002US6484014 Reduced component frequency plan architecture for dual band transceiver
11/19/2002US6484013 Dual-band transceiver and control method therefor
11/19/2002US6483923 System and method for adaptive interference cancelling
11/19/2002US6483880 Radio equipment and peripheral apparatus
11/19/2002US6483868 Processing for improved performance and reduced pilot
11/19/2002US6483867 Tracking loop realization with adaptive filters
11/19/2002US6483865 Wireless interface for electronic devices located in enclosed spaces
11/19/2002US6483827 Dect-based radio station
11/19/2002US6483826 Utilization of plural multiple access types for mobile telecommunications
11/19/2002US6483821 CDMA mobile communications system and method with improved channel estimation and pilot symbol transmission
11/19/2002US6483817 Digital combining of forward channels in a base station
11/19/2002US6483477 RF receiving antenna system
11/19/2002US6483468 On-glass impedance matching antenna connector
11/19/2002US6483456 GPS receiver
11/19/2002US6483440 Beverage holder with remote control
11/19/2002US6483428 Removable front panel for an entertainment device
11/19/2002US6483426 Method of identifying a plurality of transponders, analysis apparatus and a transponder for implementing such a method
11/19/2002US6483398 Directional coupler, high frequency circuit module and wireless communication system
11/19/2002US6483355 Single chip CMOS transmitter/receiver and method of using same
11/19/2002US6481684 Mounting plate for mobile communication devices
11/19/2002US6481058 Accessory for a portable apparatus
11/19/2002CA2267924C Multi-user receiving apparatus and cdma communication system
11/19/2002CA2236518C Cdma radio transmitting apparatus and cdma radio receiving apparatus
11/19/2002CA2233624C Speech-operated noise attenuation device (sonad) control system method and apparatus
11/19/2002CA2212799C Reliable atm microwave link and network
11/19/2002CA2188869C A direct sequence cdma coherent uplink detector
11/19/2002CA2179966C Implantable transponder and improved method of assembly
11/19/2002CA2147196C Microwave integrated tuned detector
11/14/2002WO2002091767A1 Method and apparatus for generating control information for packet data
11/14/2002WO2002091732A1 A system and a method of producing a picture and/or sound signal on the background of the execution of multimedia content
11/14/2002WO2002091697A2 Demodulation of psk signals
11/14/2002WO2002091643A1 Estimation method of flat fading channel in cdma communication system and apparatus for the same
11/14/2002WO2002091631A1 Multi-mode satellite and terrestrial communication device
11/14/2002WO2002091630A1 Multi-mode communication device with position location
11/14/2002WO2002091621A1 Method and apparatus for setting pilot signal transmit powers
11/14/2002WO2002091615A1 Communication device with a coil configuration for the communication with stationary data carriers
11/14/2002WO2002091611A1 Method and apparatus for chip-rate processing in a cdma system
11/14/2002WO2002091610A1 Extracting signal components in radio system receiver
11/14/2002WO2002091609A1 Method and system for regulating the frequency of a rake receiver
11/14/2002WO2002091608A1 Method for estimating a mobile radiotelephone channel, and mobile radiotelephone receiving device
11/14/2002WO2002091607A1 Method for detecting multipath signals
11/14/2002WO2002091606A1 Wireless full-duplex transmission system
11/14/2002WO2002091604A2 Hinge device
11/14/2002WO2002091603A1 A wireless hand-free unit and the method of communication via the hand-free unit
11/14/2002WO2002091602A1 Wireless telephone with microphone funtion for voice recognition by computer
11/14/2002WO2002091601A2 Emission device, especially for mobile telephony, and use of one such emission device
11/14/2002WO2002091591A1 Encoding/decoding apparatus and method in a cdma mobile communication system
11/14/2002WO2002091588A1 Sub-band adaptive differential pulse code modulation/encoding apparatus, sub-band adaptive differential pulse code modulation/encoding method, wireless transmission system, sub-band adaptive differential pulse code modulation/decoding apparatus, sub-band adaptive differential pulse code modulation/decoding method, and wirel
11/14/2002WO2002091567A2 Amplifier
11/14/2002WO2002091564A1 Demodulator and receiver using it
11/14/2002WO2002091290A1 Communication between a transponder and an interrogator
11/14/2002WO2002091284A1 Transponder system with a communication station comprising station identification signal generating means
11/14/2002WO2002091104A2 Self-correlation detection and in-band and out-of-band signal detection for automatic gain calibration systems
11/14/2002WO2002082788A8 Cellular phone headset coupled to acoustic tubes
11/14/2002WO2002078198A3 Circuit arrangement for compensation of the damping in an antenna feed cable for a mobile radio device