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)
12/2002
12/05/2002US20020180587 Method for communication with multiple transponders
12/05/2002US20020180585 Information terminal with built-in fingerprint recognizer
12/05/2002US20020180558 Filter assembly and communication apparatus
12/05/2002US20020180556 High-frequency module and wireless communication device
12/05/2002US20020180547 Efficient pulse amplitude modulation transmit modulation
12/05/2002US20020180522 Transmitter with a sliding compression point
12/05/2002US20020180510 Communication device
12/05/2002US20020180308 Surface acoustic wave apparatus and communication apparatus
12/05/2002US20020180001 System and method for ESD protection
12/05/2002US20020178546 Hinge apparatus for a portable radiophone having a multi-angled hinge cam
12/05/2002DE10127571A1 Verfahren und Anordnung für digitale Übertragung mit AM-Sendern Method and apparatus for digital transmission with AM stations
12/05/2002DE10126316A1 Mobile telephone comprises additional protective equipment with local, electrically conductive layer in adjacent region of housing to auditory duct of user
12/05/2002DE10124416A1 Receiver device for a CDMA message transmission system has first and second RAKE receivers for filtering out signals from signals received jointly with transmitter devices and an adaptive interference suppression device.
12/05/2002DE10123334A1 RAKE-Empfänger für FDD und TDD Mode RAKE receiver for FDD and TDD modes
12/05/2002DE10122196A1 Sendeanordnung, insbesondere für den Mobilfunk, sowie Verwendung einer Sendeanordnung Transmission system, in particular for mobile, as well as using a transmission arrangement
12/05/2002CA2388577A1 Vsb-moe pre-equalizer for 8-vsb dtv
12/04/2002EP1263220A2 Remote control apparatus
12/04/2002EP1263192A2 Foldable keyboard for a mobile telephone
12/04/2002EP1263189A2 Hinge apparatus for a portable radiophone having a multi-angled hinge cam
12/04/2002EP1263179A1 Channel estimation for a CDMA system using coded control symbols as additional pilot symbols
12/04/2002EP1263152A1 Synchronisation signal for base stations
12/04/2002EP1263149A2 CDMA receiver
12/04/2002EP1263148A1 Multimode portable telephone having a single transmission amplifier
12/04/2002EP1263147A2 Improvements relating to mobile phones
12/04/2002EP1263143A1 Digital communication system
12/04/2002EP1263138A1 Television tuner
12/04/2002EP1263114A2 Power supply apparatus and electronic equipment
12/04/2002EP1263082A1 Device for sending and receiving electromagnetic waves
12/04/2002EP1263038A2 Electronic component and mobile communication device using such electronic component
12/04/2002EP1262790A2 Method and apparatus for determining time for GPS receivers
12/04/2002EP1262079A1 Radiotelephone network testing terminal
12/04/2002EP1262031A1 Method and system for transmitting data, with transmission antenna diversity
12/04/2002EP1262029A1 System and method for adaptive carrier occupancy in a frequency hopping spread spectrum system
12/04/2002EP1262028A1 Method of performing code synchronization, and receiver
12/04/2002EP1261995A1 Combination cellular/satellite wireless communication devices
12/04/2002EP1261952A1 Encoding/decoding system for coherent signal interference reduction
12/04/2002EP1084535B1 Receiver for cdma system
12/04/2002EP0922370B1 Multi-mode mobile station supporting multiple cellular telephone system operation with limited subscriber identity module card
12/04/2002CN2524434Y Spread spectrum modem
12/04/2002CN2524433Y Multichannel radio signal transponder
12/04/2002CN1383693A Communication terminal appts. base station appts. and radio communication method
12/04/2002CN1383691A Channel communication appts. and method in CDMA communication system
12/04/2002CN1383674A 电视信号接收机 Television signal receiver
12/04/2002CN1383660A Method and system for combining orthogonal transmit diversity and adaptive array tech in wireless com system
12/04/2002CN1383642A Frequency shift transceiver
12/04/2002CN1383641A Synchronization capturing appts. and synchronization capturing method
12/04/2002CN1383640A Information transmission method of mobile communication system
12/04/2002CN1383634A Appts. and method for reporting service load to mobile station in mobile telecommunication system
12/04/2002CN1383629A 天线分集接收机 Antenna diversity receiver
12/04/2002CN1383626A Radio communication system and method of controlling downlink transmission power or bit rate
12/04/2002CN1383623A Appts. and method for synchronization of uplink synchronous transmission scheme in CDMa communication system
12/04/2002CN1383622A Appts. and method for encoding and decoding TFCI in mobile communication system
12/04/2002CN1383621A Passive transponder identification system and credit-card type transponder
12/04/2002CN1383620A Method for reducing effects of interference, and receiver
12/04/2002CN1383345A Conductive lining for liquid crystal panel of radio mobile communication terminal, and its mfg. method
12/04/2002CN1383328A Method and system for recommending program
12/04/2002CN1383308A Hinged device
12/04/2002CN1383287A Automatic-protecting switching device for multi-point clock synchronizing system
12/04/2002CN1383283A Union measuring method of multiple user signals for controlling up power in packet CDMA system
12/04/2002CN1383268A Elastic surface wave appts. and communicating device
12/03/2002US6490668 System and method for dynamically moving checksums to different memory locations
12/03/2002US6490551 Error concealment in digital transmissions
12/03/2002US6490462 Method of controlling initial power ramp-up in a CDMA system by using short codes
12/03/2002US6490460 Forward and reverse link power control using position and mobility information
12/03/2002US6490453 Channel assignment method for a base station in a mobile communication system
12/03/2002US6490446 Uncoordinated frequency hopping cellular system
12/03/2002US6490441 Tuning circuit device with built-in band pass integrated on semiconductor substrate together with PLL circuit
12/03/2002US6490440 Digital transmitter circuit and method of operation
12/03/2002US6490439 Lighted antenna for transceiver device
12/03/2002US6490438 Mobile phone having an improved shielded device
12/03/2002US6490436 Battery pack removing device
12/03/2002US6490435 Flip cover and antenna assembly for a portable phone
12/03/2002US6490356 Broadcast receiving system comprising a computer and a decoder
12/03/2002US6490329 Device and method for generating clock signals from a single reference frequency signal and for synchronizing data signals with a generated clock
12/03/2002US6490316 Correlation detection apparatus and CDMA receiving apparatus
12/03/2002US6490315 Code synchronization method and receiver
12/03/2002US6490314 Method for overlay of narrowband and wideband communication systems
12/03/2002US6490313 System and method for PN offset index planning in a digital CDMA cellular network
12/03/2002US6490268 Method of providing burst timing for high-speed data transmission in a base station transceiver system of a mobile communication system
12/03/2002US6490267 Device and method for generating spreading code and spreading channel signals using spreading code in a CDMA communication system
12/03/2002US6490266 Method for test call synchronization of code division multiple access cellular system
12/03/2002US6490265 CDMA receiver phase tracking system
12/03/2002US6490263 Radio communication apparatus and radio communication method
12/03/2002US6490262 Interference in a cellular communications system
12/03/2002US6490010 AFC circuit, carrier recovery circuit and receiver device capable of regenerating a carrier reliably even at the time of low C/N ratio
12/03/2002US6489977 Received information display method
12/03/2002US6489893 System and method for tracking and monitoring prisoners using impulse radio technology
12/03/2002US6489866 Microwave module
12/03/2002US6489862 Method for reducing noise generated in a power amplifier
12/03/2002US6489861 Antenna duplexer with divided and grounded transmission line
11/2002
11/28/2002WO2002096173A2 Telecommunications chassis and card
11/28/2002WO2002096102A1 Background commercial end detector and notifier
11/28/2002WO2002096099A2 Quadrature demodulator
11/28/2002WO2002096078A1 Apparatus and method for reducing power consumption in a mobile unit
11/28/2002WO2002096069A2 Controlling data transmission involving a wireless telephone
11/28/2002WO2002096066A2 High-data-rate frequency-hopping wireless communication system
11/28/2002WO2002096054A1 Method and apparatus for computing signal correlation
11/28/2002WO2002095990A1 Wavelengh control using dither modulation and feedback
11/28/2002WO2002095980A1 A method and system for simultaneous bi-directional wireless communication between a user station and first and second base stations
11/28/2002WO2002095974A1 Method and apparatus for peak-to-average power reduction