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Class Information
Number: 455/47
Name: Telecommunications > Transmitter and receiver at separate stations > Single or vestigial sideband system
Description: Subject matter where one sideband of the transmitted signal is largely or entirely suppressed while the second sideband has little or no suppression.


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7616688 VSB transmission system for processing supplemental transmission data Nov. 10, 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
7474990 Timing error detector for vestigial side band (VSB) Jan. 6, 2009
7466959 Apparatus and method for IF switching in a dual-tuner, dual-IF, HD radio and FM/AM radio receiver Dec. 16, 2008
7433417 Receiver with a signal path Oct. 7, 2008
7382257 Single RF oscillator single-side band modulation for RFID readers with frequency translation and filtering Jun. 3, 2008
7224939 Audio broadcast receiving apparatus and method May. 29, 2007
7177609 Chopper-direct-conversion (CDC) radio architecture Feb. 13, 2007
7107022 Single RF oscillator single-side band modulation for RFID readers using tone insertion during reader reception Sep. 12, 2006
7046811 Stereo demultiplexer May. 16, 2006
7020177 Method and apparatus to transfer information Mar. 28, 2006
7010269 Pre-equalizer structure based on PN511 sequence for terrestrial DTV reception Mar. 7, 2006
7003262 Method and device for determining sideband ratio of superconduction mixer using comb generator Feb. 21, 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
6771707 Digital television receiver converting vestigial-sideband signals to double-sideband AM signals before demodulation Aug. 3, 2004
6701133 Apparatus for and method of synchronising oscillators within a data communication system Mar. 2, 2004
6574458 Method for generating a frequency-modulated signal with improved receivability by a radio receiver Jun. 3, 2003
6539063 System and method for recovering symbol timing offset and carrier frequency error in an OFDM digital audio broadcast system Mar. 25, 2003
6463039 Method and apparatus for full duplex sideband communication Oct. 8, 2002
6426716 Modulated pulse doppler sensor Jul. 30, 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
6167241 Technique for performing amplitude modulation without cheating side-bands Dec. 26, 2000
6137995 Circuit and method of generating a phase locked loop signal having an offset reference Oct. 24, 2000
6130914 Communications system Oct. 10, 2000
6125271 Front end filter circuitry for a dual band GSM/DCS cellular phone Sep. 26, 2000
6064320 Automatic vehicle identification system capable of vehicle lane discrimination May. 16, 2000
6023614 Method for decoding a suppressed-carrier modulated signal in the presence of a pilot tone, particularly for FM signals Feb. 8, 2000
6005894 AM-compatible digital broadcasting method and system Dec. 21, 1999
5875005 Method for generating a modulated television signal Feb. 23, 1999
5861781 Single sideband double quadrature modulator Jan. 19, 1999
5825242 Modulator/demodulator using baseband filtering Oct. 20, 1998
5822685 Modulating reflector circuit Oct. 13, 1998
5822020 Method and device for generating a modulated television signal Oct. 13, 1998
5815532 Method and apparatus for peak-to-average ratio control in an amplitude modulation paging transmitter Sep. 29, 1998
5805242 Carrier independent timing recovery system for a vestigial sideband modulated signal Sep. 8, 1998
5802461 Apparatus and method for timing recovery in vestigial sibeband modulation Sep. 1, 1998
5613218 Method and apparatus in a radio communication system for mitigating noise and interference effects Mar. 18, 1997
5564069 Communication for a data transmission for a moving vehicle to a stationary beacon Oct. 8, 1996
5448768 Aircraft data communication employing existing voice channels Sep. 5, 1995
5438686 Amplitude-modulated broadcast transmitter for various types of modulation, in particular DSB, SSB and ISB Aug. 1, 1995
5416449 Modulator with harmonic mixers May. 16, 1995
5394118 Digital circuit for the extraction of the phase and envelope signals of a single sideband signal Feb. 28, 1995
5373265 Modulator having oscillator for generating IF and RF signals by division and up-conversion Dec. 13, 1994
5249202 Radio communication Sep. 28, 1993
5222250 Single sideband radio signal processing system Jun. 22, 1993
5179588 Improved page party system Jan. 12, 1993
RE34036 Data transmission using a transparent tone-in band system Aug. 18, 1992

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