FR2310655A1 - Appareil amplificateur a gain commande, automatique - Google Patents
Appareil amplificateur a gain commande, automatiqueInfo
- Publication number
- FR2310655A1 FR2310655A1 FR7613789A FR7613789A FR2310655A1 FR 2310655 A1 FR2310655 A1 FR 2310655A1 FR 7613789 A FR7613789 A FR 7613789A FR 7613789 A FR7613789 A FR 7613789A FR 2310655 A1 FR2310655 A1 FR 2310655A1
- Authority
- FR
- France
- Prior art keywords
- automatic
- gain amplifier
- amplifier unit
- controlled gain
- controlled
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/18—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
- H03M1/186—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedforward mode, i.e. by determining the range to be selected directly from the input signal
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Amplifiers (AREA)
- Control Of Amplification And Gain Control (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/575,679 US4016557A (en) | 1975-05-08 | 1975-05-08 | Automatic gain controlled amplifier apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2310655A1 true FR2310655A1 (fr) | 1976-12-03 |
FR2310655B1 FR2310655B1 (fr) | 1982-06-18 |
Family
ID=24301283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7613789A Granted FR2310655A1 (fr) | 1975-05-08 | 1976-05-07 | Appareil amplificateur a gain commande, automatique |
Country Status (6)
Country | Link |
---|---|
US (1) | US4016557A (fr) |
JP (1) | JPS51140649A (fr) |
BE (1) | BE841624A (fr) |
BR (1) | BR7602823A (fr) |
FR (1) | FR2310655A1 (fr) |
IT (1) | IT1069931B (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10047396C1 (de) * | 2000-09-26 | 2002-06-20 | Stn Atlas Elektronik Gmbh | Schaltungsanordnung zur umschaltbaren Verstärkung von Analogsignalen |
DE10125366A1 (de) * | 2001-05-23 | 2002-12-12 | Infineon Technologies Ag | dB-lineare VGA-Stufe mit hoher Bandbreite |
DE10203562C1 (de) * | 2002-01-29 | 2003-06-18 | Stn Atlas Elektronik Gmbh | Schaltungsanordnung zur Einspeisung von Testsignalen in mindestens eine Verstärkungsschaltung |
Families Citing this family (63)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4052598A (en) * | 1976-05-03 | 1977-10-04 | Hycom Incorporated | Control system with fast response |
US4121055A (en) * | 1977-06-06 | 1978-10-17 | Microcom Corporation | Integrated programmable commutation and signal conditioning circuit |
US4233500A (en) * | 1977-10-07 | 1980-11-11 | Phillips Petroleum Company | Method and apparatus for providing a digital output in response to an analog input and for providing an analog output in response to a digital input |
FR2408943A1 (fr) * | 1977-11-15 | 1979-06-08 | Thomson Csf | Dispositif de controle automatique du gain d'une voie de reception, utilise notamment dans des systemes comportant des liaisons optiques |
JPS6033011B2 (ja) * | 1978-05-28 | 1985-07-31 | 日本ビクター株式会社 | 自動音量減衰装置 |
US4194163A (en) * | 1978-08-03 | 1980-03-18 | Texaco Development Corporation | Floating point amplifier means and method |
US4209753A (en) * | 1978-10-27 | 1980-06-24 | Kepco, Inc. | Amplifier programmable in gain and output polarity |
JPS6059772B2 (ja) * | 1979-01-26 | 1985-12-26 | 株式会社日立製作所 | アナログ・デイジタル変換器 |
US4367456A (en) * | 1979-03-09 | 1983-01-04 | Northern Telecom Limited | PCM and PAM Conversion circuit including signal level variation on the PCM portion of the circuit |
NL8007018A (nl) * | 1980-01-21 | 1981-08-17 | Tektronix Inc | Golfvormanalysator. |
JPS57146297A (en) * | 1981-03-04 | 1982-09-09 | Nippon Electric Co | Voice processor |
FR2515725A1 (fr) * | 1981-11-04 | 1983-05-06 | Flopetrol Etu Fabrications | Procede et dispositif d'enregistrement d'une grandeur variable, notamment dans un puits |
US4736300A (en) * | 1982-04-30 | 1988-04-05 | Western Atlas International, Inc. | Automatic gain control of formation measurements by varying induced current flow |
US4611342A (en) * | 1983-03-01 | 1986-09-09 | Racal Data Communications Inc. | Digital voice compression having a digitally controlled AGC circuit and means for including the true gain in the compressed data |
US4609788A (en) * | 1983-03-01 | 1986-09-02 | Racal Data Communications Inc. | Digital voice transmission having improved echo suppression |
US4553104A (en) * | 1984-03-01 | 1985-11-12 | Honeywell Inc. | Method of compensating an amplifier system having a variable gain amplifier to achieve a constant overall system signal gain and an apparatus utilizing the same |
US4584560A (en) * | 1984-06-11 | 1986-04-22 | Geometrics, Inc. | Floating point digitizer |
US4679162A (en) * | 1984-09-14 | 1987-07-07 | Perkin-Elmer Corp. | Wide dynamic range linear to log converter with microcomputer control |
US4599574A (en) * | 1985-01-14 | 1986-07-08 | Neff Instrument Corporation | Selectable gain instrumentation amplifier |
US4697236A (en) * | 1985-03-11 | 1987-09-29 | Helena Laboratories Corporation | Densitometer with automatic gain and reference value adjustment of analog waveform |
US4750156A (en) * | 1986-03-03 | 1988-06-07 | Input/Output, Inc. | Noise suppression during seismic exploration |
GB2192465B (en) * | 1986-07-12 | 1990-03-21 | Marconi Instruments Ltd | Signal measurement |
KR900001507B1 (ko) * | 1987-03-02 | 1990-03-12 | 삼성반도체통신 주식회사 | 자동이득 조절시스템 |
JP2678006B2 (ja) * | 1988-03-04 | 1997-11-17 | 松下電器産業株式会社 | 自動利得制御装置 |
US5343201A (en) * | 1988-04-07 | 1994-08-30 | Canon Kabushiki Kaisha | A-D converter |
US4876502A (en) * | 1988-05-09 | 1989-10-24 | Westinghouse Electric Corp. | Wide dynamic range current measuring apparatus |
US4906928A (en) * | 1988-12-29 | 1990-03-06 | Atlantic Richfield Company | Transient electromagnetic apparatus with receiver having digitally controlled gain ranging amplifier for detecting irregularities on conductive containers |
JPH0488723A (ja) * | 1990-07-31 | 1992-03-23 | Nec Corp | A/d変換装置 |
US5142221A (en) * | 1990-11-23 | 1992-08-25 | John Fluke Mfg. Co., Inc. | Automatic function selecting multimeter |
US5111203A (en) * | 1990-11-27 | 1992-05-05 | Data Translation, Inc. | Circuitry for conditioning analog signals and converting to digital form |
US5525985A (en) * | 1990-12-28 | 1996-06-11 | Eaton Corporation | Sure chip |
US5194865A (en) * | 1991-12-06 | 1993-03-16 | Interbold | Analog-to-digital converter circuit having automatic range control |
US5525987A (en) * | 1993-02-01 | 1996-06-11 | Sony Corporation | Analog to digital converter circuit |
US5327098A (en) * | 1993-07-29 | 1994-07-05 | Burr-Brown Corporation | Programmable gain amplifier circuitry and method for biasing JFET gain switches thereof |
US5703584A (en) * | 1994-08-22 | 1997-12-30 | Adaptec, Inc. | Analog data acquisition system |
US5568144A (en) * | 1994-12-01 | 1996-10-22 | General Electric Company | Method for improving waveform digitization and circuit for implementing said method |
US5684480A (en) * | 1995-01-30 | 1997-11-04 | Telefonaktiebolaget Lm Ericsson | Wide dynamic range analog to digital conversion |
JPH11264842A (ja) * | 1998-03-18 | 1999-09-28 | Fujitsu Ltd | 信号レベルモニタ回路 |
AU6022099A (en) * | 1998-08-31 | 2000-03-21 | B.F. Goodrich Company, The | Multiplexing amplifier |
DE19936329B4 (de) | 1999-08-02 | 2008-03-27 | Infineon Technologies Ag | Verfahren zum A/D-Wandeln analoger Signale und entsprechende A/D-Wandleranordnung |
US6590517B1 (en) | 1999-10-22 | 2003-07-08 | Eric J. Swanson | Analog to digital conversion circuitry including backup conversion circuitry |
US6310518B1 (en) | 1999-10-22 | 2001-10-30 | Eric J. Swanson | Programmable gain preamplifier |
US6369740B1 (en) | 1999-10-22 | 2002-04-09 | Eric J. Swanson | Programmable gain preamplifier coupled to an analog to digital converter |
US6414619B1 (en) | 1999-10-22 | 2002-07-02 | Eric J. Swanson | Autoranging analog to digital conversion circuitry |
US7062092B2 (en) * | 2000-08-22 | 2006-06-13 | Affymetrix, Inc. | System, method, and computer software product for gain adjustment in biological microarray scanner |
FR2836248B1 (fr) * | 2002-02-18 | 2005-01-28 | Ermme | Module d'acquisition a entree universelle pour la mesure de grandeurs physiques |
US7049989B2 (en) * | 2004-10-01 | 2006-05-23 | Smiths Aerospace Llc | Unified analog input front end apparatus and method |
US7215202B2 (en) * | 2005-02-25 | 2007-05-08 | Texas Instruments Incorporated | Programmable gain amplifier and method |
US20060264762A1 (en) | 2005-03-28 | 2006-11-23 | Ric Investments, Llc. | PC-based physiologic monitor and system for resolving apnea episodes during sedation |
US7042376B1 (en) * | 2005-05-20 | 2006-05-09 | National Instruments Corporation | Scanning front end using single-pole, double-throw switches to reduce settling time |
US7834792B2 (en) * | 2005-06-17 | 2010-11-16 | Analog Devices, Inc. | Synchronous analog to digital conversion system and method |
US7268714B2 (en) * | 2005-06-17 | 2007-09-11 | Analog Devices, Inc. | Rapid response current measurement system and method |
GB0515715D0 (en) * | 2005-07-30 | 2005-09-07 | Rolls Royce Plc | Sensor measurement error |
KR100825727B1 (ko) * | 2005-12-07 | 2008-04-29 | 한국전자통신연구원 | 직렬 버스를 이용한 아날로그 신호의 디지털 변환 데이터수집 장치 및 그 방법 |
US20100145170A1 (en) * | 2006-09-21 | 2010-06-10 | Starr Life Sciences Corp. | Small Animal Pulse Oximeter User Interface |
US8359079B2 (en) * | 2006-09-21 | 2013-01-22 | Starr Life Sciences Corporation | Pulse oximetry system and techniques for deriving cardiac and breathing parameters from extra-thoracic blood flow measurements |
US20080076991A1 (en) * | 2006-09-21 | 2008-03-27 | Starr Life Sciences Corp. | Medical display devices for cardiac and breathing parameters derived from extra-thoracic blood flow measurements |
US20090275809A1 (en) * | 2008-05-01 | 2009-11-05 | Starr Life Sciences Corp. | Portable Modular Kiosk Based Physiologic Sensor System with Display and Data Storage for Clinical and Research Applications including Cross Calculating and Cross Checked Physiologic Parameters Based Upon Combined Sensor Input |
US20090275810A1 (en) * | 2008-05-01 | 2009-11-05 | Starr Life Sciences Corp. | Portable modular pc based system for continuous monitoring of blood oxygenation and respiratory parameters |
US7696817B1 (en) * | 2008-10-17 | 2010-04-13 | Maxim Integrated Products, Inc. | Auto-gain correction and common mode voltage cancellation in a precision amplifier |
JP6192259B2 (ja) | 2011-04-21 | 2017-09-06 | 三星電子株式会社Samsung Electronics Co.,Ltd. | Dtvのアナログフロントエンド、それを含むデジタルtvシステム、及びこれらの動作方法 |
US8963752B2 (en) * | 2013-05-15 | 2015-02-24 | Rohm Co., Ltd. | A/D converter, motor drive device, magnetic disk storage device, and electronic appliance |
US9831844B2 (en) * | 2014-09-19 | 2017-11-28 | Knowles Electronics, Llc | Digital microphone with adjustable gain control |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2059427A5 (fr) * | 1969-09-04 | 1971-05-28 | Texaco Development Corp |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3525948A (en) * | 1966-03-25 | 1970-08-25 | Sds Data Systems Inc | Seismic amplifiers |
FR1522367A (fr) * | 1967-03-13 | 1968-04-26 | Societe D'etudes, Recherches Et Constructions Electroniques S.E.R.C.E.L. | Perfectionnement aux appareils électroniques de mesure |
US3577140A (en) * | 1967-06-27 | 1971-05-04 | Ibm | Triple integrating ramp analog-to-digital converter |
US3464022A (en) * | 1967-08-30 | 1969-08-26 | Mandrel Industries | Apparatus for controlling the gain of binary gain ranging amplifiers |
US3699325A (en) * | 1969-10-09 | 1972-10-17 | Shell Oil Co | Time-shared instantaneous gain-ranging amplifier |
US3613111A (en) * | 1969-11-03 | 1971-10-12 | Nasa | Wide range analog-to-digital converter with a variable gain amplifier |
US3790886A (en) * | 1971-10-04 | 1974-02-05 | Keithley Instruments | Electrical measurement instrument having an improved analog to digital converter |
US3754240A (en) * | 1971-10-19 | 1973-08-21 | Ibm | Gain decision logic for integrating analog-to-digital converters |
JPS4860561A (fr) * | 1971-11-27 | 1973-08-24 | ||
JPS4871118A (fr) * | 1971-12-24 | 1973-09-26 | ||
US3806916A (en) * | 1972-10-06 | 1974-04-23 | Westinghouse Electric Corp | Analog data acquisition system |
US3813609A (en) * | 1972-11-27 | 1974-05-28 | Petty Ray Geophysical Inc | Multiple stage sample normalizing amplifier with automatic gain prediction |
-
1975
- 1975-05-08 US US05/575,679 patent/US4016557A/en not_active Expired - Lifetime
-
1976
- 1976-05-06 BR BR2823/76A patent/BR7602823A/pt unknown
- 1976-05-07 JP JP51051430A patent/JPS51140649A/ja active Pending
- 1976-05-07 BE BE166880A patent/BE841624A/fr unknown
- 1976-05-07 IT IT41584/76A patent/IT1069931B/it active
- 1976-05-07 FR FR7613789A patent/FR2310655A1/fr active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2059427A5 (fr) * | 1969-09-04 | 1971-05-28 | Texaco Development Corp |
Non-Patent Citations (1)
Title |
---|
EXBK/71 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10047396C1 (de) * | 2000-09-26 | 2002-06-20 | Stn Atlas Elektronik Gmbh | Schaltungsanordnung zur umschaltbaren Verstärkung von Analogsignalen |
DE10125366A1 (de) * | 2001-05-23 | 2002-12-12 | Infineon Technologies Ag | dB-lineare VGA-Stufe mit hoher Bandbreite |
US7209004B2 (en) | 2001-05-23 | 2007-04-24 | Infineon Technologies Ag | DB-linear variable gain amplifier (VGA) stage with a high broad band |
DE10203562C1 (de) * | 2002-01-29 | 2003-06-18 | Stn Atlas Elektronik Gmbh | Schaltungsanordnung zur Einspeisung von Testsignalen in mindestens eine Verstärkungsschaltung |
Also Published As
Publication number | Publication date |
---|---|
US4016557A (en) | 1977-04-05 |
FR2310655B1 (fr) | 1982-06-18 |
BR7602823A (pt) | 1976-11-16 |
IT1069931B (it) | 1985-03-25 |
BE841624A (fr) | 1976-11-08 |
JPS51140649A (en) | 1976-12-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
AR | Application made for restoration | ||
BR | Restoration of rights | ||
ST | Notification of lapse |