JPH0346837U - - Google Patents

Info

Publication number
JPH0346837U
JPH0346837U JP1990094828U JP9482890U JPH0346837U JP H0346837 U JPH0346837 U JP H0346837U JP 1990094828 U JP1990094828 U JP 1990094828U JP 9482890 U JP9482890 U JP 9482890U JP H0346837 U JPH0346837 U JP H0346837U
Authority
JP
Japan
Prior art keywords
switching means
voltage
output
amplifying
output 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.)
Pending
Application number
JP1990094828U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Publication of JPH0346837U publication Critical patent/JPH0346837U/ja
Pending 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)
  • Amplifiers (AREA)
  • Dc-Dc Converters (AREA)
JP1990094828U 1981-10-16 1990-09-11 Pending JPH0346837U (OSRAM)

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 (1)

Publication Number Publication Date
JPH0346837U true JPH0346837U (OSRAM) 1991-04-30

Family

ID=23208765

Family Applications (2)

Application Number Title Priority Date Filing Date
JP57180111A Pending JPS58108424A (ja) 1981-10-16 1982-10-15 自動的ホトセル荷負荷方式
JP1990094828U Pending JPH0346837U (OSRAM) 1981-10-16 1990-09-11

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP57180111A Pending JPS58108424A (ja) 1981-10-16 1982-10-15 自動的ホトセル荷負荷方式

Country Status (10)

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

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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4912981B1 (OSRAM) * 1969-12-11 1974-03-28
JPS5329375B2 (OSRAM) * 1975-05-19 1978-08-21

Family Cites Families (7)

* 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
DE2002013C3 (de) * 1970-01-17 1973-12-06 Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen Impulshchtempfanger mit Gleichlicht kompensation
JPS493585U (OSRAM) * 1972-04-10 1974-01-12
SE380150B (OSRAM) * 1974-02-18 1975-10-27 Bofors Ab
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4912981B1 (OSRAM) * 1969-12-11 1974-03-28
JPS5329375B2 (OSRAM) * 1975-05-19 1978-08-21

Also Published As

Publication number Publication date
DE3276545D1 (en) 1987-07-16
ES8405968A1 (es) 1984-06-16
ES525681A0 (es) 1984-06-16
EP0077648A3 (en) 1983-06-08
BR8206100A (pt) 1983-09-20
JPS58108424A (ja) 1983-06-28
US4424440A (en) 1984-01-03
EP0077648B1 (en) 1987-06-10
ES8402464A1 (es) 1984-01-16
CA1178337A (en) 1984-11-20
ES516562A0 (es) 1984-01-16
AU8942782A (en) 1983-04-21
EP0077648A2 (en) 1983-04-27
IN158601B (OSRAM) 1986-12-20
MX153714A (es) 1986-12-22

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