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)
01/2007
01/04/2007US20070004370 Circuit and method for selectable high/low side injection in an intermediate frequency transceiver
01/04/2007US20070004369 Mixer
01/04/2007US20070004368 Mixer transconductance in RF transceiver
01/04/2007US20070004367 Gilbert mixers with improved isolation
01/04/2007US20070004366 Group Decoder with Improved Partitioning for Multiple Antenna Multiuser Channel
01/04/2007US20070004365 Virtual-antenna receiver
01/04/2007US20070004364 Diversity receiver
01/04/2007US20070004363 Radio lan antenna
01/04/2007US20070004362 Methods and apparatus to generate small frequency changes
01/04/2007US20070004361 Receiver having digital automatic gain control
01/04/2007US20070004360 Systems and methods to attenuate intermodulation interference
01/04/2007US20070004359 Peak detector
01/04/2007US20070004357 Analog received signal strength indication in an RF transceiver
01/04/2007US20070004356 Noise suppression in an fm receiver
01/04/2007US20070004355 Apparatus, system, and method for multi-class wireless receiver
01/04/2007US20070004354 Transit vehicle wireless transmission broadcast system
01/04/2007US20070004353 Receiving apparatus
01/04/2007US20070004352 Device, system and method of wireless signal detection
01/04/2007US20070004351 Methods for determining the gains of different carriers, radio transmission units and modules for such units
01/04/2007US20070004350 System and method for transmitting signal in a communication system
01/04/2007US20070004348 System and method for radio power level control
01/04/2007US20070004347 Wireless communication device and method for coordinated channel access with reduced latency in a wireless network
01/04/2007US20070004346 High speed CMOS transmit-receive antenna switch
01/04/2007US20070004345 Antenna switching system
01/04/2007US20070004344 Wireless device and system for discriminating different operating environments
01/04/2007US20070004343 Efficient RF amplifier topologies
01/04/2007US20070004340 Wireless transmission system
01/04/2007US20070004339 Signal spectrum steering method, apparatus, and system
01/04/2007US20070004338 Determination of antenna noise temperature for handheld wireless devices
01/04/2007US20070004337 Multicarrier receiver and method for carrier frequency offset correction and channel estimation for receipt of simultaneous transmissions over a multi-user uplink
01/04/2007US20070004336 Device, system and method of multiple transceivers control
01/04/2007US20070004335 Apparatus and method for IF switching in a dual-tuner, dual-IF, HD radio and FM/AM radio receiver
01/04/2007US20070003067 Apparatus for multichannel sound reproduction system
01/04/2007US20070002985 Equalizer and equalization method
01/04/2007US20070002984 Signal processing device
01/04/2007US20070002983 Spacetime Equalization in A Wireless Receiver
01/04/2007US20070002953 Encoded stream reproducing apparatus
01/04/2007US20070002952 Video coding method and apparatus for calculating motion vectors of the vertices of a patch of an image and transmitting information of horizontal and vertical components of the motion vectors
01/04/2007US20070002948 Encoding mode deciding apparatus, image encoding apparatus, encoding mode deciding method, and encoding mode deciding program
01/04/2007US20070002946 Method, apparatus and system for use in multimedia signal encoding
01/04/2007US20070002945 Intra-coding apparatus and method
01/04/2007US20070002942 Equalization circuit
01/04/2007US20070002940 Modem with exclusively selectable echo canceller and high pass filter for near-end signal removal
01/04/2007US20070002937 Symbol detector based on frequency offset compensation in zigbee system and symbol detecting method thereof
01/04/2007US20070002936 Apparatus and method for efficiently distributing energy over a packet data channel in a mobile communication system for high rate packet transmission
01/04/2007US20070002935 Method and apparatus for reducing the processing rate of a chip-level equalization receiver
01/04/2007US20070002934 Spread spectrum reception using a reference code signal
01/04/2007US20070002933 Parallel correlator implementation using block integration for spread-spectrum communication
01/04/2007US20070002932 Reception time determining apparatus and distance measuring apparatus using the same
01/04/2007US20070002931 Wireless communication system using an impulse signal train, a wireless transmission apparatus, a wireless reception apparatus, a wireless transmission method, and a wireless reception method
01/04/2007US20070002930 Novel ultra wideband waveform generator circuit
01/04/2007US20070002782 Enhanced DLS and HCCA principles
01/04/2007US20070002735 Mobile communication terminal and storage medium
01/04/2007US20070002190 Receiver
01/04/2007US20070001921 Magnetic core member, antenna module, and mobile communication terminal having the same
01/04/2007US20070001811 Radio-frequency identification tag communication device
01/04/2007US20070001007 Modular, Portable Data Processing Terminal for Use in a Radio Frequency Communication Network
01/04/2007US20070001005 Electrical devices
01/04/2007DE202006008848U1 Radio ripple control receiver (RRCR) to operate in a radio data-transmission system has a radio time standard fitted jointly with the RRCR and linked jointly with it to an antenna system
01/04/2007DE102005030349A1 Empfangsvorrichtung Receiving device
01/04/2007DE102005017110B4 Akustisches System für ein Motorrrad Acoustic system for a Motorrrad
01/04/2007DE102004043759B4 Verfahren und Schaltungsanordnung zur Durchführung einer Funkübertragung Method and circuit for performing a radio transmission
01/04/2007DE10029583B4 Verfahren für die automatische Wahl eines Anruferidentifikationspräsentationsprotokolls in einem Mobiltelefon Method for automatic selection of a Caller ID presentation protocol in a mobile phone
01/03/2007EP1740034A1 Portable radio apparatus
01/03/2007EP1740005A1 Base station apparatus
01/03/2007EP1739961A2 Broadcast receiving apparatus and broadcast receiving method
01/03/2007EP1739933A1 Communication device with shielded microphone
01/03/2007EP1739909A1 Method and apparatus for reducing the interferences between a wide band device and a narrow band device interfering with said wide band device
01/03/2007EP1739908A1 Method and apparatus for reducing the interferences between a wide band device and a narrow band interferer
01/03/2007EP1739858A1 Wireless base station unit and transmission power control method
01/03/2007EP1739851A1 Radio communication control apparatus and radio communication system
01/03/2007EP1739850A2 Interference cancellation method and communication terminal for the same
01/03/2007EP1739849A1 A novel ultra wideband waveform generator circuit
01/03/2007EP1739848A1 Wireless tag reader
01/03/2007EP1739847A2 Transmit-receive antenna switch in a TDD wireless communication system
01/03/2007EP1739846A2 Signal generating apparatus, IC chip, GPS receiver, and cellular phone
01/03/2007EP1739845A2 Altering transmit power amplifier characteristics according to input signal characteristics
01/03/2007EP1739844A2 Portable electronic apparatus
01/03/2007EP1739832A2 Efficient multichannel filtering for CDMA modems
01/03/2007EP1739518A1 System and method for privilege management and revocation
01/03/2007EP1739452A2 Electronic devices and systems
01/03/2007EP1738602A1 Subscriber identification card performing radio transceiver functionality for long range applications
01/03/2007EP1738539A1 Load control in shared medium many-to-one communication systems
01/03/2007EP1738512A1 I/q mimo detection for single antenna interference cancellation
01/03/2007EP1738495A1 Apparatus and method for dynamic control of downlink beam width of an adaptive antenna array in a wireless network
01/03/2007EP1738487A1 Receiver
01/03/2007EP1738480A1 Device for use in a frequency hopping system
01/03/2007EP1738479A1 Identification device comprising a transponder integrated into a mobile telephone
01/03/2007EP1738478A2 Efficient multiple-band antenna switching circuit
01/03/2007EP1738477A1 Circuit board for mobile communication terminal having ultrasonic wave speaker system
01/03/2007EP1738476A2 System for synchronizing a portable transceiver to a network
01/03/2007EP1738475A1 Methods for controlling processing of inputs to a vehicle wireless communication interface
01/03/2007EP1738474A1 Conversion of calls from an ad hoc communication network
01/03/2007EP1738473A1 Communication apparatus implementing time domain isolation with restricted bus access
01/03/2007EP1738472A2 Apparatus, methods and articles of manufacture for output impedance matching using multi-band signal processing
01/03/2007EP1738471A2 Method and apparatus for dc offset removal
01/03/2007EP1738458A1 Dual conversion receiver with programmable intermediate frequency and channel selection
01/03/2007EP1738352A2 Method and system for swimmer denial
01/03/2007EP1738295A1 Interrogator and interrogation system employing the same
01/03/2007EP1738294A1 Smart card connector, especially comprising a shielding device