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Class Information
Number: 455/109
Name: Telecommunications > Transmitter > Amplitude modulation > Vestigial or single sideband or suppressed carrier
Description: Subject matter where less than two complete sidebands are transmitted, with or without the carrier or two complete sidebands are transmitted without the carrier.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8659456 Electronic device and transmitter DC offset calibration method thereof Feb. 25, 2014
8582689 Apparatus and method for transmitting/receiving data in communication system Nov. 12, 2013
8412427 Vehicle driving apparatus, and control methods thereof Apr. 2, 2013
8411809 Variable time delay control structure for channel matching Apr. 2, 2013
8344818 Single side band (SSB) mixer Jan. 1, 2013
8280322 RF transmitter with stable on-chip PLL Oct. 2, 2012
8130833 VSB transmission system for processing supplemental transmission data Mar. 6, 2012
8107899 Power supply circuit Jan. 31, 2012
8099065 Transmitting apparatus and method Jan. 17, 2012
8094764 Variable time delay control structure for channel matching Jan. 10, 2012
8059718 VSB transmission system for processing supplemental transmission data Nov. 15, 2011
8060027 RF transmission leakage mitigator, method of mitigating an RF transmission leakage and CDMA transceiver employing the same Nov. 15, 2011
7983630 Digital IF wireless transmitter, RF modulator, and RF modulating method Jul. 19, 2011
7893787 DC offset cancellation circuit for modulator using 1-bit signal conversion Feb. 22, 2011
7856048 On-chip IQ imbalance and LO leakage calibration for transceivers Dec. 21, 2010
7848453 Independent LO IQ tuning for improved image rejection Dec. 7, 2010
7805124 Low-loss frequency pattern generator Sep. 28, 2010
7711336 Single sideband mixer and method of extracting single sideband signal May. 4, 2010
7668249 Oversampling rate converter with timing control for a digital radio frequency transmitter modulator Feb. 23, 2010
7616688 VSB transmission system for processing supplemental transmission data Nov. 10, 2009
7580694 Contactless integrated circuit with high-efficiency electrical power supply circuit Aug. 25, 2009
7570127 Method and system for spur suppression in modulators Aug. 4, 2009
7555271 Single side band transmissions Jun. 30, 2009
7539247 VSB transmission system for processing supplemental transmission data May. 26, 2009
7522666 VSB transmission system for processing supplemental transmission data Apr. 21, 2009
7382257 Single RF oscillator single-side band modulation for RFID readers with frequency translation and filtering Jun. 3, 2008
7218898 Apparatus and method for frequency generation in mobile communication system May. 15, 2007
7184716 Low cost/low power analog transceiver architecture Feb. 27, 2007
7177609 Chopper-direct-conversion (CDC) radio architecture Feb. 13, 2007
7120397 All-frequency-band SSB radio communication system and radio apparatus Oct. 10, 2006
7107022 Single RF oscillator single-side band modulation for RFID readers using tone insertion during reader reception Sep. 12, 2006
6901246 Suppressed cycle based carrier modulation using amplitude modulation May. 31, 2005
6891898 System and method for recovering symbol timing offset and carrier frequency error in an OFDM digital audio broadcast system May. 10, 2005
6889035 Cable-less interconnect architecture for effecting blind coupling of diplexer to radio transceiver May. 3, 2005
6844788 Polar loop transmitter Jan. 18, 2005
6795692 Method and apparatus for transmitting information by radio Sep. 21, 2004
6560293 Apparatus and method for FM remodulation of envelope modulated data signals May. 6, 2003
6539063 System and method for recovering symbol timing offset and carrier frequency error in an OFDM digital audio broadcast system Mar. 25, 2003
6532270 Apparatus and method for broadcast band noise reduction in a transmitter with a low IF frequency Mar. 11, 2003
6522213 SSB transmitter Feb. 18, 2003
6430401 Technique for effectively communicating multiple digital representations of a signal Aug. 6, 2002
6418300 Method and device for transmitting mixed analog and digital signals by the same transmitter Jul. 9, 2002
6351500 AM- compatible digital broadcasting method and system Feb. 26, 2002
6178312 Mechanism for automatically tuning transceiver frequency synthesizer to frequency of transmit/receiver filter Jan. 23, 2001
6167241 Technique for performing amplitude modulation without cheating side-bands Dec. 26, 2000
6148320 Multichannel digital signal generation method and apparatus Nov. 14, 2000
6081697 Multi-carrier radio system and radio transceiver implementation Jun. 27, 2000
6078793 High precision controlled gain voice processing system and method Jun. 20, 2000
6005894 AM-compatible digital broadcasting method and system Dec. 21, 1999
5924024 Method and circuit for achieving frequency conversion Jul. 13, 1999

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