CH506918A - Schaltungsanordnung zur automatischen Voreinstellung der Verstärkung eines Verstärkers - Google Patents

Schaltungsanordnung zur automatischen Voreinstellung der Verstärkung eines Verstärkers

Info

Publication number
CH506918A
CH506918A CH997570A CH997570A CH506918A CH 506918 A CH506918 A CH 506918A CH 997570 A CH997570 A CH 997570A CH 997570 A CH997570 A CH 997570A CH 506918 A CH506918 A CH 506918A
Authority
CH
Switzerland
Prior art keywords
gain
amplifier
circuit arrangement
automatic presetting
presetting
Prior art date
Application number
CH997570A
Other languages
English (en)
Inventor
Jerry Harris George
Cameron Day Christopher
Original Assignee
American Optical Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by American Optical Corp filed Critical American Optical Corp
Publication of CH506918A publication Critical patent/CH506918A/de

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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/30—Input circuits therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/30—Input circuits therefor
    • A61B5/307—Input circuits therefor specially adapted for particular uses
    • A61B5/308—Input circuits therefor specially adapted for particular uses for electrocardiography [ECG]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S128/00—Surgery
    • Y10S128/902—Biological signal amplifier

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Cardiology (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
CH997570A 1969-08-25 1970-07-01 Schaltungsanordnung zur automatischen Voreinstellung der Verstärkung eines Verstärkers CH506918A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85263569A 1969-08-25 1969-08-25

Publications (1)

Publication Number Publication Date
CH506918A true CH506918A (de) 1971-04-30

Family

ID=25313849

Family Applications (1)

Application Number Title Priority Date Filing Date
CH997570A CH506918A (de) 1969-08-25 1970-07-01 Schaltungsanordnung zur automatischen Voreinstellung der Verstärkung eines Verstärkers

Country Status (8)

Country Link
US (1) US3579138A (de)
JP (1) JPS4934371B1 (de)
CH (1) CH506918A (de)
DE (1) DE2032102A1 (de)
FR (1) FR2065679B1 (de)
GB (1) GB1322219A (de)
IL (1) IL34697A (de)
NL (1) NL7009765A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3147916A1 (de) * 1981-12-03 1983-06-23 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum erzeugen eines akustischen signals mit einstellbarer lautstaerke

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1395495A (en) * 1971-06-30 1975-05-29 Post Office Telephone conference amplifier
GB1410592A (en) * 1971-10-04 1975-10-22 Dolby Laboratories Inc Controlled impedance devices
JPS4860561A (de) * 1971-11-27 1973-08-24
DE2161657C2 (de) * 1971-12-11 1982-10-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Regeleinrichtung
US3868948A (en) * 1972-08-16 1975-03-04 Parke Davis & Co Multiple channel electrocardiograph
US3887875A (en) * 1973-09-07 1975-06-03 Ncr Co Digital signal leveling device
JPS50105356A (de) * 1974-01-25 1975-08-20
US3895310A (en) * 1974-01-31 1975-07-15 Kinetic Technology Inc Automatic gain control circuit
CA1063717A (en) * 1975-03-12 1979-10-02 Chih C. Yu Programmable binary amplifier
US4015593A (en) * 1975-03-24 1977-04-05 Elings Virgil B Apparatus and method for measuring cardiac output
US3961281A (en) * 1975-05-23 1976-06-01 Rca Corporation Digital control system
US4086432A (en) * 1975-12-17 1978-04-25 The Post Office Switching circuit useful in telephone conference systems
US4070632A (en) * 1976-09-22 1978-01-24 Tuttle John R Discrete-gain output limiter
US4153049A (en) * 1977-11-16 1979-05-08 Hewlett-Packard Company Apparatus for maintaining signals within a given amplitude range
DE2853642A1 (de) * 1978-12-09 1980-06-12 Biotronik Mess & Therapieg Amplituden-regeleinrichtung fuer ekg-signale
US4275744A (en) * 1979-11-19 1981-06-30 Wisconsin Alumni Research Foundation Auditory response detection method and apparatus
US4484295A (en) * 1981-05-26 1984-11-20 General Electric Company Control circuit and method for varying the output of a waveform generator to gradually or rapidly vary a control signal from an initial value to a desired value
US4471324A (en) * 1982-01-19 1984-09-11 Dbx, Inc. All NPN variably controlled amplifier
GB2116793B (en) * 1982-03-03 1986-01-29 Perkin Elmer Corp Variable gain amplifier
US4475558A (en) * 1982-05-28 1984-10-09 Healthdyne, Inc. System for providing short-term event data and long-term trend data
US4506678A (en) * 1982-06-07 1985-03-26 Healthdyne, Inc. Patient monitor for providing respiration and electrocardiogram signals
DE3241185A1 (de) * 1982-11-08 1984-05-10 Standard Elektrik Lorenz Ag, 7000 Stuttgart Schaltungsanordnung zur daempfungseinstellung in fernmelde-, insbesondere fernsprechverbindungswesen
US4494551A (en) * 1982-11-12 1985-01-22 Medicomp, Inc. Alterable frequency response electrocardiographic amplifier
FR2562283B1 (fr) * 1984-04-03 1988-01-15 Lmt Radio Professionelle Circuit de regulation du niveau de crete d'impulsions operant impulsion par impulsion
GB2158310A (en) * 1984-04-30 1985-11-06 Philips Electronic Associated A receiver for amplitude modulated signals
US4606352A (en) * 1984-07-13 1986-08-19 Purdue Research Foundation Personal electrocardiogram monitor
JPS62216511A (ja) * 1986-03-18 1987-09-24 Nec Corp 自動利得制御装置
GB2209444B (en) * 1987-07-21 1992-03-18 Plessey Co Plc Improvements in or relating to amplifiers
US5233309A (en) * 1992-01-09 1993-08-03 Analog Devices, Inc. Programmable gain amplifier
US7235050B2 (en) * 2002-04-11 2007-06-26 Alfred E. Mann Foundation For Scientific Research Implantable device for processing neurological signals
KR100700112B1 (ko) * 2006-02-03 2007-03-28 경희대학교 산학협력단 전기 임피던스 단층촬영 방법 및 시스템
US8876813B2 (en) 2013-03-14 2014-11-04 St. Jude Medical, Inc. Methods, systems, and apparatus for neural signal detection
CN105832406B (zh) * 2016-01-25 2023-10-13 安进医疗科技（北京）有限公司 功率控制方法及装置、控制设备及方法、电磁刀手术系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3376557A (en) * 1965-05-10 1968-04-02 Leach Corp Digital data acquisition system with amplifiers having automatic binary gain controlcircuits
US3378786A (en) * 1966-11-14 1968-04-16 Collins Radio Co Digitalized signal gain control circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3147916A1 (de) * 1981-12-03 1983-06-23 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum erzeugen eines akustischen signals mit einstellbarer lautstaerke

Also Published As

Publication number Publication date
NL7009765A (de) 1971-03-01
JPS4934371B1 (de) 1974-09-13
GB1322219A (en) 1973-07-04
FR2065679A1 (de) 1971-08-06
DE2032102A1 (de) 1971-03-04
FR2065679B1 (de) 1976-02-20
IL34697A (en) 1973-07-30
US3579138A (en) 1971-05-18
IL34697A0 (en) 1970-08-19

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: WARNER LAMBERT COMPANY

PL Patent ceased