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Class Information
Number: 455/104
Name: Telecommunications > Transmitter > Plural separate transmitters or channels > Carrier and sidebands separately transmitted
Description: Subject matter where separate channels are provided for transmitting the carrier and the sideband components of a modulated carrier wave.


Patents under this class:

Patent Number Title Of Patent Date Issued
7570626 Communication method, transmitting device using the same, and receiving device using the same Aug. 4, 2009
7558537 Modified preamble for programmable transmitter Jul. 7, 2009
7512083 Single chip multi-antenna wireless data processor Mar. 31, 2009
7480493 Bit detection using code spectrum transform techniques for interference cancellation Jan. 20, 2009
7477699 Transmission technique selector for radio communication systems with multiple transmit and multiple receive antennas Jan. 13, 2009
7394754 System and method for transmitting data in a multiple-branch transmitter-diversity orthogonal frequency-division multiplexing (OFDM) system Jul. 1, 2008
7366480 Radio communication device Apr. 29, 2008
7274914 Output power error absorbing circuit and multi-carrier transmitter having the same Sep. 25, 2007
7263713 Television signal distributor apparatus, receiver apparatus, television signal transmission system and method Aug. 28, 2007
7181233 Multi-user non-blocking duplex wireless voice communication system and method Feb. 20, 2007
7177609 Chopper-direct-conversion (CDC) radio architecture Feb. 13, 2007
7162211 Methods and apparatus for transmitting information between a basestation and multiple mobile stations Jan. 9, 2007
7113757 Method and its apparatus for increasing output power of the carriers of wide-band multi-carrier base station Sep. 26, 2006
7027776 Transverter control mechanism for a wireless modem in a broadband access system Apr. 11, 2006
7013165 Antenna array apparatus and beamforming method using GPS signal for base station in mobile telecommunication system Mar. 14, 2006
6934514 System for transmitting digital signals with FM signals Aug. 23, 2005
6934519 Radio transmission apparatus Aug. 23, 2005
6795692 Method and apparatus for transmitting information by radio Sep. 21, 2004
6690945 Method for suppressing transients using a pulse shaping look-up table Feb. 10, 2004
6625427 Radio transmission apparatus Sep. 23, 2003
6507622 Communication systems, sender and receiver Jan. 14, 2003
6393258 PROCESS AND SYSTEM FOR ADJUSTING THE LEVEL OF THE SPURIOUS LINES OF THE OUTPUT FREQUENCY SPECTRUM OF A SINGLE-SIDEBAND FREQUENCY TRANSPOSITION DEVICE, IN PARTICULAR INCORPORATED INTO A MOBILE May. 21, 2002
6349216 Load envelope following amplifier system Feb. 19, 2002
6137826 Dual-mode modulation systems and methods including oversampling of narrow bandwidth signals Oct. 24, 2000
6100771 Multi-signal generator Aug. 8, 2000
6061405 Time domain source matched multicarrier quadrature amplitude modulation (QAM) method and apparatus May. 9, 2000
5924024 Method and circuit for achieving frequency conversion Jul. 13, 1999
5822685 Modulating reflector circuit Oct. 13, 1998
4955072 Method of generating an amplitude-modulated ISB transmission signal and apparatus for carrying out the method Sep. 4, 1990
4761821 Radio frequency signal transmission system with carrier frequencies at opposite edges of the channel Aug. 2, 1988
4584692 Data transmitting-receiving system Apr. 22, 1986
4432079 Synchronous/asynchronous independent single sideband acoustic telemetry Feb. 14, 1984



 
 
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