FR2763442B1 - Circuit numerique de commande automatique de gain - Google Patents
Circuit numerique de commande automatique de gainInfo
- Publication number
- FR2763442B1 FR2763442B1 FR9800411A FR9800411A FR2763442B1 FR 2763442 B1 FR2763442 B1 FR 2763442B1 FR 9800411 A FR9800411 A FR 9800411A FR 9800411 A FR9800411 A FR 9800411A FR 2763442 B1 FR2763442 B1 FR 2763442B1
- Authority
- FR
- France
- Prior art keywords
- gain control
- automatic gain
- digital circuit
- control digital
- automatic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L5/00—Automatic control of voltage, current, or power
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/156—Arrangements in which a continuous pulse train is transformed into a train having a desired pattern
- H03K5/1565—Arrangements in which a continuous pulse train is transformed into a train having a desired pattern the output pulses having a constant duty cycle
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/001—Digital control of analog signals
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9128707A JPH10322152A (ja) | 1997-05-19 | 1997-05-19 | デジタルagc回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2763442A1 FR2763442A1 (fr) | 1998-11-20 |
FR2763442B1 true FR2763442B1 (fr) | 2002-02-01 |
Family
ID=14991448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9800411A Expired - Fee Related FR2763442B1 (fr) | 1997-05-19 | 1998-01-16 | Circuit numerique de commande automatique de gain |
Country Status (4)
Country | Link |
---|---|
US (1) | US5955925A (fr) |
JP (1) | JPH10322152A (fr) |
KR (1) | KR100258644B1 (fr) |
FR (1) | FR2763442B1 (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001016116A (ja) * | 1999-07-02 | 2001-01-19 | Nec Corp | 携帯無線機 |
US20030043025A1 (en) * | 2000-03-28 | 2003-03-06 | Katsuhiko Inoue | Apparatus for totaling/analyzing replies using infrared optical communication, and signal amplifier suitable for that apparatus |
US6507242B1 (en) | 2000-09-27 | 2003-01-14 | Cypress Semiconductor Corporation | Gain switching scheme for amplifiers with digital automatic gain control |
US6583671B2 (en) * | 2000-12-01 | 2003-06-24 | Sony Corporation | Stable AGC transimpedance amplifier with expanded dynamic range |
KR100388967B1 (ko) * | 2001-04-30 | 2003-06-25 | 엘지전자 주식회사 | 아날로그 디지털 컨버터를 이용한 에이지씨 게인 컨트롤구현 장치 및 방법 |
US7277510B1 (en) | 2001-05-16 | 2007-10-02 | Maxim Integrated Products, Inc. | Adaptation algorithm based on signal statistics for automatic gain control |
DE10350628B4 (de) * | 2003-10-29 | 2017-12-14 | Texas Instruments Deutschland Gmbh | Integrierte Signalverlust-Erkennung mit großem Schwellwertbereich und präziser Hysterese |
US20070134643A1 (en) * | 2003-11-05 | 2007-06-14 | Kabushiki Kaisha Media Technical | Answer totalizer/anayzer |
US7019574B2 (en) * | 2004-01-29 | 2006-03-28 | Schroedinger Karl | Circuit and method for correction of the duty cycle value of a digital data signal |
JP2006086891A (ja) * | 2004-09-16 | 2006-03-30 | Mitsumi Electric Co Ltd | 増幅回路及び利得制御方法 |
JP2007243586A (ja) * | 2006-03-08 | 2007-09-20 | Oki Electric Ind Co Ltd | クロック補正回路、移動体端末、基地局装置及びクロック補正方法 |
US8692809B2 (en) * | 2006-07-06 | 2014-04-08 | Elo Touch Solutions, Inc. | Auto-gain switching module for acoustic touch systems |
US7605659B2 (en) * | 2006-09-07 | 2009-10-20 | National Semiconductor Corporation | Gain adjustment for programmable gain amplifiers |
EA014210B1 (ru) * | 2006-10-25 | 2010-10-29 | Сенситив Обджект | Устройство автоматической регулировки усиления, система, включающая в себя такое устройство, и способ автоматической регулировки усиления |
GB0702593D0 (en) * | 2007-02-09 | 2007-03-21 | Texas Instruments Ltd | A Multi-rate tracking circuit |
US7920026B2 (en) * | 2008-04-07 | 2011-04-05 | National Semiconductor Corporation | Amplifier output stage with extended operating range and reduced quiescent current |
US7995980B2 (en) * | 2009-04-08 | 2011-08-09 | Himax Media Solutions, Inc. | Automatic gain control apparatus and method |
TW201218621A (en) * | 2010-10-29 | 2012-05-01 | Anpec Electronics Corp | Device and method for signal amplification |
US8471644B2 (en) | 2011-01-19 | 2013-06-25 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Digital automatic gain control circuits and methods for controlling the amplitude of a time-varying signal |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2166014B (en) * | 1984-10-24 | 1988-10-26 | Gen Electric Co Plc | Automatic gain control |
JPH069357B2 (ja) * | 1985-05-17 | 1994-02-02 | 沖電気工業株式会社 | 自動利得制御増幅器 |
JPH01185008A (ja) * | 1988-01-19 | 1989-07-24 | Nec Corp | 利得可変増幅器 |
US5036527A (en) * | 1990-02-05 | 1991-07-30 | Hayes Microcomputer Products, Inc. | Iterative automatic gain control for an analog front end of a modem |
DE59006315D1 (de) * | 1990-03-23 | 1994-08-04 | Itt Ind Gmbh Deutsche | Schaltung zur automatischen Verstärkungsregelung in MOS-Technik. |
-
1997
- 1997-05-19 JP JP9128707A patent/JPH10322152A/ja active Pending
- 1997-11-17 US US08/972,033 patent/US5955925A/en not_active Expired - Fee Related
- 1997-12-26 KR KR1019970074261A patent/KR100258644B1/ko not_active IP Right Cessation
-
1998
- 1998-01-16 FR FR9800411A patent/FR2763442B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2763442A1 (fr) | 1998-11-20 |
KR19980086470A (ko) | 1998-12-05 |
JPH10322152A (ja) | 1998-12-04 |
KR100258644B1 (ko) | 2000-06-15 |
US5955925A (en) | 1999-09-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20060929 |