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ES525681A0 - Perfeccionamientos en circuitos para regular el voltaje de salida de una fotocelula - Google Patents

Perfeccionamientos en circuitos para regular el voltaje de salida de una fotocelula

Info

Publication number
ES525681A0
ES525681A0 ES525681A ES525681A ES525681A0 ES 525681 A0 ES525681 A0 ES 525681A0 ES 525681 A ES525681 A ES 525681A ES 525681 A ES525681 A ES 525681A ES 525681 A0 ES525681 A0 ES 525681A0
Authority
ES
Spain
Prior art keywords
photocell
regulate
circuits
output voltage
voltage
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
Application number
ES525681A
Other languages
English (en)
Other versions
ES8405968A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Babcock and Wilcox Co
Original Assignee
Babcock and Wilcox Co
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 Babcock and Wilcox Co filed Critical Babcock and Wilcox Co
Publication of ES525681A0 publication Critical patent/ES525681A0/es
Publication of ES8405968A1 publication Critical patent/ES8405968A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • 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
    • H03G3/3084—Automatic control in amplifiers having semiconductor devices in receivers or transmitters for electromagnetic waves other than radiowaves, e.g. lightwaves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electromagnetism (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Electronic Switches (AREA)
  • Dc-Dc Converters (AREA)
  • Amplifiers (AREA)
ES525681A 1981-10-16 1983-09-16 Perfeccionamientos en circuitos para regular el voltaje de salida de una fotocelula Expired ES8405968A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/311,845 US4424440A (en) 1981-10-16 1981-10-16 Automatic photocell loading

Publications (2)

Publication Number Publication Date
ES525681A0 true ES525681A0 (es) 1984-06-16
ES8405968A1 ES8405968A1 (es) 1984-06-16

Family

ID=23208765

Family Applications (2)

Application Number Title Priority Date Filing Date
ES516562A Granted ES516562A0 (es) 1981-10-16 1982-10-15 Perfeccionamientos en circuitos para regular el voltaje de salida de un dispositivo.
ES525681A Expired ES8405968A1 (es) 1981-10-16 1983-09-16 Perfeccionamientos en circuitos para regular el voltaje de salida de una fotocelula

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES516562A Granted ES516562A0 (es) 1981-10-16 1982-10-15 Perfeccionamientos en circuitos para regular el voltaje de salida de un dispositivo.

Country Status (10)

Country Link
US (1) US4424440A (es)
EP (1) EP0077648B1 (es)
JP (2) JPS58108424A (es)
AU (1) AU8942782A (es)
BR (1) BR8206100A (es)
CA (1) CA1178337A (es)
DE (1) DE3276545D1 (es)
ES (2) ES516562A0 (es)
IN (1) IN158601B (es)
MX (1) MX153714A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2540625A1 (fr) * 1983-02-04 1984-08-10 Somfy Capteur d'intensite lumineuse
US6373045B1 (en) * 1999-06-29 2002-04-16 Infineon Technologies North America Corp. High speed optocoupler detector

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3028499A (en) * 1959-11-02 1962-04-03 Gen Electric Expanded scale photoelectric device
GB1315115A (en) * 1969-05-28 1973-04-26 Plessey Co Ltd Wall-coverings
JPS4912981B1 (es) * 1969-12-11 1974-03-28
DE2002013C3 (de) * 1970-01-17 1973-12-06 Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen Impulshchtempfanger mit Gleichlicht kompensation
JPS493585U (es) * 1972-04-10 1974-01-12
SE380150B (es) * 1974-02-18 1975-10-27 Bofors Ab
JPS51134860A (en) * 1975-05-19 1976-11-22 Matsushita Electric Industrial Co Ltd Voltage nonnlinear resistor element and method of making same
US4158144A (en) 1976-09-17 1979-06-12 Siemens Aktiengesellschaft Circuit arrangement for the transmission of electrical supply power
DE2914266C2 (de) * 1979-04-09 1983-04-21 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen Photoelektrische Einrichtung zum Erzeugen eines einer Nutzlichtänderung entsprechenden elektrischen Ausgangssignales

Also Published As

Publication number Publication date
JPS58108424A (ja) 1983-06-28
ES8402464A1 (es) 1984-01-16
AU8942782A (en) 1983-04-21
ES8405968A1 (es) 1984-06-16
IN158601B (es) 1986-12-20
JPH0346837U (es) 1991-04-30
EP0077648A2 (en) 1983-04-27
MX153714A (es) 1986-12-22
CA1178337A (en) 1984-11-20
DE3276545D1 (en) 1987-07-16
BR8206100A (pt) 1983-09-20
US4424440A (en) 1984-01-03
EP0077648B1 (en) 1987-06-10
EP0077648A3 (en) 1983-06-08
ES516562A0 (es) 1984-01-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970519