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Class Information
Number: 375/345
Name: Pulse or digital communications > Receivers > Automatic gain control
Description: Subject matter where the amplification of the receiver is automatically adjusted in accordance with the strength of the received signal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5305351 |
Adaptive equalizer which carries out an equalization operation with reference to a magnitude of fading |
Apr. 19, 1994 |
| 5301364 |
Method and apparatus for digital automatic gain control in a receiver |
Apr. 5, 1994 |
| 5297184 |
Gain control circuit for synchronous waveform sampling |
Mar. 22, 1994 |
| 5291525 |
Symmetrically balanced phase and amplitude base band processor for a quadrature receiver |
Mar. 1, 1994 |
| 5276685 |
Digital automatic gain control |
Jan. 4, 1994 |
| 5274674 |
Method of controlling a threshold decoder for a signal having several levels and being affected by echoes, and television receiver provided with such a decoder |
Dec. 28, 1993 |
| 5267322 |
Digital automatic gain control with lookahead, adaptive noise floor sensing, and decay boost initialization |
Nov. 30, 1993 |
| 5267272 |
Receiver automatic gain control (AGC) |
Nov. 30, 1993 |
| 5263196 |
Method and apparatus for compensation of imbalance in zero-if downconverters |
Nov. 16, 1993 |
| 5251216 |
Receiver gain control for radio telephone system |
Oct. 5, 1993 |
| 5249203 |
Phase and gain error control system for use in an I/Q direct conversion receiver |
Sep. 28, 1993 |
| 5241690 |
Method for regulating power in a digital mobile telephony system |
Aug. 31, 1993 |
| 5235424 |
Automatic gain control system for a high definition television signal receiver |
Aug. 10, 1993 |
| 5228063 |
Circuit arrangement for automatic gain control |
Jul. 13, 1993 |
| 5204976 |
Receivers for mobile telephone systems |
Apr. 20, 1993 |
| 5191407 |
Contour accentuation circuit for a color signal |
Mar. 2, 1993 |
| 5187809 |
Dual mode automatic gain control |
Feb. 16, 1993 |
| 5184349 |
Amplitude control of a burst signal in a receiver |
Feb. 2, 1993 |
| 5179353 |
Power control circuit used for both analog/digital dual mode |
Jan. 12, 1993 |
| 5172071 |
Linearized output control of a nonlinear amplifier |
Dec. 15, 1992 |
| 5170392 |
Intermodulation compensation in a receiver |
Dec. 8, 1992 |
| 5161170 |
Discrete automatic gain control with high stability, high speed and low distortion |
Nov. 3, 1992 |
| 5157691 |
Digital equalizer and FM receiver having same |
Oct. 20, 1992 |
| 5146476 |
High gain amplifier for reception of low level pulse code modulation nonreturn-to-zero signals |
Sep. 8, 1992 |
| 5134631 |
Digital gain controller |
Jul. 28, 1992 |
| 5134722 |
Automatic gain control system |
Jul. 28, 1992 |
| 5132634 |
Amplifier circuit with envelope smoothing |
Jul. 21, 1992 |
| 5131009 |
Digital radio link receiving device |
Jul. 14, 1992 |
| 5128629 |
Method for controlling the output power of digital cellular telephones |
Jul. 7, 1992 |
| 5124980 |
Synchronous multiport digital 2-way communications network using T1 PCM on a CATV cable |
Jun. 23, 1992 |
| 5115450 |
High speed digital to analog to digital communication system |
May. 19, 1992 |
| 5101176 |
Burst control circuit for use in TDMA communications system |
Mar. 31, 1992 |
| 5095536 |
Direct conversion receiver with tri-phase architecture |
Mar. 10, 1992 |
| 5086437 |
AGC device for producing a gain controlled and d.c. offset removed signal |
Feb. 4, 1992 |
| 5083304 |
Automatic gain control apparatus and method |
Jan. 21, 1992 |
| 5081653 |
Automatic gain control circuit for multilevel duobinary AM/PSK modulated signals |
Jan. 14, 1992 |
| 5081670 |
Smart data station termination (DST) without active equalizers |
Jan. 14, 1992 |
| 5065410 |
Method and arrangement for setting an amplitude equalization characteristic on an equalizer for use in a modem |
Nov. 12, 1991 |
| 5050192 |
Automatic gain control |
Sep. 17, 1991 |
| 5043999 |
Circuit arrangement for digitally setting the gain of a digitally adjustable receive amplifier |
Aug. 27, 1991 |
| 5040194 |
Method and apparatus for providing for automatic gain control of incoming signals in a modem |
Aug. 13, 1991 |
| 5036527 |
Iterative automatic gain control for an analog front end of a modem |
Jul. 30, 1991 |
| 5029162 |
Automatic gain control using root-mean-square circuitry in a digital domain conference bridge for a telephone network |
Jul. 2, 1991 |
| 5029182 |
Automatic gain control (AGC) for frequency hopping receiver |
Jul. 2, 1991 |
| 5025456 |
Burst mode digital data receiver |
Jun. 18, 1991 |
| 5016205 |
Digital signal processor based AGC |
May. 14, 1991 |
| 5012491 |
Preamable detection circuit for digital communications system |
Apr. 30, 1991 |
| 4991164 |
Automatic transmit power level control in radio links |
Feb. 5, 1991 |
| 4972430 |
Spread spectrum signal detector |
Nov. 20, 1990 |
| 4956864 |
Receiver for communications satellite down-link reception |
Sep. 11, 1990 |
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