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
09/13/2001WO2001067626A1 Method and device for acquiring channels in a wireless spread spectrum communication system
09/13/2001WO2001067625A1 Transponder and transponder system
09/13/2001WO2001067624A1 Auxiliary interface to a mobile communication device
09/13/2001WO2001067623A2 Complex signal decomposition and modeling
09/13/2001WO2001067621A2 Transmitter architectures for communications systems
09/13/2001WO2001067605A1 Method and apparatus for producing pseudorandom signal
09/13/2001WO2001067315A1 Combined remote control and telephone
09/13/2001WO2001067138A2 Devices and methods for controlling protection switching in an optical channel shared protection ring
09/13/2001WO2001067128A2 Geolocation system combined with wireless communication
09/13/2001WO2001067043A1 Ultra-sensitive magnetic field receiver capable of operating in high noise environments
09/13/2001WO2001011897A3 Method and apparatus for orthogonal code hopping multiplexing communications
09/13/2001WO2000070746A8 Power modulation systems and methods that separately amplify low and high frequency portions of an amplitude waveform
09/13/2001WO2000008773A3 Radio devices including power amplifier control circuits with hardware lockouts
09/13/2001WO1997039542A3 Simultaneous broadcast management system
09/13/2001US20010022001 Methods and apparatus for processing multimedia broadcasts
09/13/2001US20010021996 Process for constructing a database for a digital television service, decoder device implementing the process
09/13/2001US20010021663 Battery pack and wireless telephone apparatus
09/13/2001US20010021662 Transceiver
09/13/2001US20010021660 Radio base station apparatus with inter-shelf communication
09/13/2001US20010021659 Method and system for connecting a mobile communication unit to a personal computer
09/13/2001US20010021656 Methods for synchronizing between a base station and a mobile station in a cell-based mobile communications system
09/13/2001US20010021644 Intermodulation control device and method in mobile communication system
09/13/2001US20010021640 Motor vehicle wireless telephone system
09/13/2001US20010021250 Method and device for echo cancelling
09/13/2001US20010021236 Method for synchronizing frame by using pilot pattern in compressed mode
09/13/2001US20010021200 Method for synchronizing between a base station and a mobile station in a cell-based mobile communications system
09/13/2001US20010021199 Apparatus for searching for a cell and method of acquiring code unique to each cell in an asynchronous wideband DS/CDMA receiver
09/13/2001US20010021195 Access channel slot sharing
09/13/2001US20010021185 Data transmission method, terminal equipment and data transmission system
09/13/2001US20010021179 Method and system for handoff between an asynchronous CDMA base station and a synchronous CDMA base station
09/13/2001US20010021178 Filtering method to allow FDD and TDD operation in PCS transreceivers
09/13/2001US20010021172 Transmission system, transmitter and receiver
09/13/2001US20010021169 Interleaver memory access apparatus and method of CDMA system
09/13/2001US20010020935 Smart electronic label employing electronic ink
09/13/2001US20010020918 Adaptive antenna device operable in accordance with different algorithms
09/13/2001US20010020912 GPS receiver and portable communication apparatus
09/13/2001US20010020907 Method and apparatus for a pulse decoding communication system using multiple receivers
09/13/2001US20010020867 Automatic gain controller and automatic gain control method, and radio communications apparatus equipped with automatic gain control function
09/13/2001EP1145447A3 Radio devices including power amplifier control circuits with hardware lockouts
09/13/2001DE19947877C2 Verfahren und Vorrichtung zum Einbringen von Informationen in einen Datenstrom sowie Verfahren und Vorrichtung zum Codieren eines Audiosignals Method and apparatus for introducing information into a data stream as well as methods and apparatus for encoding an audio signal
09/13/2001DE10012003A1 Sender und Verfahren zum Erzeugen eines Sendesignals Transmitter and method for generating a transmit signal
09/13/2001DE10011061A1 Sender und Verfahren zum Erzeugen eines Sendesignals Transmitter and method for generating a transmit signal
09/13/2001DE10010585A1 Verfahren zur Übertragung von Daten Method for transmitting data
09/13/2001DE10008715A1 Kommunikationsssystem in einem Fahrzeug Kommunikationsssystem in a vehicle
09/13/2001CA2739554A1 Transmitter architectures for communications systems
09/13/2001CA2739521A1 Transmitter architectures for communications systems
09/13/2001CA2702881A1 Transmitter architectures for communications systems
09/13/2001CA2402307A1 A data transfer and management system
09/13/2001CA2401999A1 Transponder, including transponder system
09/12/2001EP1133223A1 Electronic stacked assembly
09/12/2001EP1133135A1 Communication apparatus and method
09/12/2001EP1133131A2 Electronic device system, controlling device and controlling method
09/12/2001EP1133127A2 Transmitter, and method, for the generation of transmission signals
09/12/2001EP1133126A2 Removal of distortion in quadrature modulation
09/12/2001EP1133125A1 Transmitting device and transmitting method
09/12/2001EP1133089A2 Broadcast receiver
09/12/2001EP1133087A2 Radio base station apparatus with inter-shelf communication
09/12/2001EP1133080A1 Radio communication device and method of controlling antennas
09/12/2001EP1133078A1 Methods for synchronizing between base stations and a mobile station in a cell-based mobile communications system
09/12/2001EP1133077A1 Methods for synchronizing between base stations and a mobile station in a cell-based mobile communications system
09/12/2001EP1133074A2 CDMA diversity transmission system
09/12/2001EP1133071A2 Space time transmit diversity for tdd/wcdma systems
09/12/2001EP1133068A2 Guard codes for S-CDMA systems
09/12/2001EP1133067A2 Spreading code generation apparatus and CDMA receiver
09/12/2001EP1133066A1 Transmitter/receiver
09/12/2001EP1133065A1 Mobile telephone equipped for accomodating a plug-in subscriber identity module and coupling device for plug-in subscriber identity modules
09/12/2001EP1133064A1 Transceiver with stacked assembly
09/12/2001EP1133060A1 Phase locked loop for generating a reference signal having a high spectral purity
09/12/2001EP1133059A1 Frequency converter allowing the programming of a non-integer divider ratio by using a unique control word
09/12/2001EP1132998A2 Antenna apparatus and portable communication apparatus
09/12/2001EP1131909A1 Channel spreading device and method for cdma communication system
09/12/2001EP1131906A2 Thermal transmission control of wireless data modem
09/12/2001EP1131902A1 Variable loop gain in double loop power control systems
09/12/2001EP1131899A1 Synchronization method and apparatus employing partial sequence correlation
09/12/2001EP1131898A1 Cellular phone, flip, and hinge
09/12/2001EP1131897A1 A communication signal receiver and an operating method therefor
09/12/2001EP1131896A2 Method and apparatus for saving current while performing signal strength measurements in a homodyne receiver
09/12/2001EP1131895A1 Method and arrangement for reducing distortion in a radio receiver arrangement
09/12/2001EP1131892A1 Signal processing apparatus and method
09/12/2001EP1131885A1 Circuit and method for linearizing amplitude modulation in a power amplifier
09/12/2001EP1131883A1 Rf power amplifier linearization using parallel rf power amplifiers having intermod-complementing predistortion paths
09/12/2001EP1016054A4 System for extending infrared remote control
09/12/2001EP0995280B1 Wake-up circuit for an electronic apparatus
09/12/2001EP0960484B1 Combined radio telephone handset
09/12/2001EP0815475B1 Process and device for producing a transponder unit and transponder unit thus produced
09/12/2001EP0796529A4 Orthogonal code division multiple access communication system having multicarrier modulation
09/12/2001EP0730797A4 Decoder for a non-coherently demodulated signal
09/12/2001CN1313000A Mobile telephone with protection device against radiations generated while it is used
09/12/2001CN1312986A Pilot strength measurement and multipath delay searcher for CDMA receiver
09/12/2001CN1312980A Frequency-hopping in a handwidth-on-clemand system
09/12/2001CN1312979A System and method for narrowing the range of frequency uncertainty of a doppler shifted signal
09/12/2001CN1312978A One bit correlator RAKE receiver
09/12/2001CN1312977A Scalable audio coder and decoder
09/12/2001CN1312976A System and method of masking quantization noise of audio signals
09/12/2001CN1312974A System and method for entropy ercoding quantized transform coefficients of a sigral
09/12/2001CN1312672A Housing structure of frequency variator for receiving satellite transmission signals
09/12/2001CN1312662A Operation method of mobile telephone set
09/12/2001CN1312625A Dynamic average length regulating method and device for channel estimation
09/12/2001CN1312624A Deviation-rectifying Ruide receiver of direct serial spread spectrum waveform
09/12/2001CN1312620A Ruiker receiver with low-pass filter