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Class Information
Number: 329/356
Name: Demodulators > Amplitude modulation demodulator > Suppressed carrier double sideband type
Description: Subject matter where the input AM signal has had the carrier attenuated and both sidebands are present.
Patents under this class:
Patent Number |
Title Of Patent |
Date Issued |
8102948 |
Carrier recovery apparatus and method thereof |
Jan. 24, 2012 |
7668263 |
Multi-frequency synthesizing apparatus and method for multi-band RF receiver |
Feb. 23, 2010 |
6950481 |
Digital television receiver converting vestigial-sideband signals to double-sideband AM signals before |
Sep. 27, 2005 |
6687313 |
Digital television receiver converting vestigial-sideband signals to double-sideband AM signals before demodulation |
Feb. 3, 2004 |
6426716 |
Modulated pulse doppler sensor |
Jul. 30, 2002 |
6081697 |
Multi-carrier radio system and radio transceiver implementation |
Jun. 27, 2000 |
5742645 |
Method of digital demodulation of a composite signal |
Apr. 21, 1998 |
5459432 |
Use of a chopper and a sigma-delta modulator for downconverting and digitizing an analog signal including information modulated by a carrier |
Oct. 17, 1995 |
5361036 |
Complex digital demodulator employing Chebychev-approximation derived synthetic sinusoid generation |
Nov. 1, 1994 |
5115201 |
Digital demodulator |
May. 19, 1992 |
5077542 |
Transmission system with suppressed carrier signal amplitude modulation preserving the polarity of the transmitted signal, and corresponding transmitter and receiver |
Dec. 31, 1991 |
4893341 |
Digital receiver operating at sub-nyquist sampling rate |
Jan. 9, 1990 |
4794623 |
Recovery of carrier signal from QAM double sideband suppressed carrier IF signal for use in synchronous demodulation |
Dec. 27, 1988 |
4510467 |
Switched capacitor DSB modulator/demodulator |
Apr. 9, 1985 |
4443769 |
Frequency search system for a phase locked loop |
Apr. 17, 1984 |
4430620 |
Demodulator system for double sideband suppressed carrier amplitude modulation |
Feb. 7, 1984 |
4419759 |
Concurrent carrier and clock synchronization for data transmission system |
Dec. 6, 1983 |
4412181 |
Process for the demodulation of an amplitude modulated signal and demodulator performing this process |
Oct. 25, 1983 |
4336616 |
Discriminator aided phase lock acquisition for suppressed carrier signals |
Jun. 22, 1982 |
4253189 |
Circuit for recovering the carrier of an amplitude modulated synchronous digital signal |
Feb. 24, 1981 |
4253066 |
Synchronous detection with sampling |
Feb. 24, 1981 |
4178553 |
Sampling modulated waves |
Dec. 11, 1979 |
4105981 |
Synchronous demodulation device |
Aug. 8, 1978 |
3940716 |
Double-balanced modulating and demodulating apparatus |
Feb. 24, 1976 |
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