JPS51132983A - Linear light output luminous semiconductor device - Google Patents

Linear light output luminous semiconductor device

Info

Publication number
JPS51132983A
JPS51132983A JP5709375A JP5709375A JPS51132983A JP S51132983 A JPS51132983 A JP S51132983A JP 5709375 A JP5709375 A JP 5709375A JP 5709375 A JP5709375 A JP 5709375A JP S51132983 A JPS51132983 A JP S51132983A
Authority
JP
Japan
Prior art keywords
semiconductor device
light output
linear light
luminous semiconductor
output luminous
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
JP5709375A
Other languages
Japanese (ja)
Inventor
Masabumi Igarashi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP5709375A priority Critical patent/JPS51132983A/en
Publication of JPS51132983A publication Critical patent/JPS51132983A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • H05B45/12—Controlling the intensity of the light using optical feedback

Landscapes

  • Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)

Abstract

PURPOSE:To connect a luminous semiconductor device to the output end of a high gain amplifier and a light-receiving element for monitoring, which operates by zero bias voltage, to its input end, to make optical output linear.
JP5709375A 1975-05-14 1975-05-14 Linear light output luminous semiconductor device Pending JPS51132983A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5709375A JPS51132983A (en) 1975-05-14 1975-05-14 Linear light output luminous semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5709375A JPS51132983A (en) 1975-05-14 1975-05-14 Linear light output luminous semiconductor device

Publications (1)

Publication Number Publication Date
JPS51132983A true JPS51132983A (en) 1976-11-18

Family

ID=13045877

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5709375A Pending JPS51132983A (en) 1975-05-14 1975-05-14 Linear light output luminous semiconductor device

Country Status (1)

Country Link
JP (1) JPS51132983A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57149780A (en) * 1981-02-19 1982-09-16 Mitsubishi Electric Corp Photo transmission circuit and photo semiconductor
JPS591581U (en) * 1982-06-26 1984-01-07 トヨタ自動車株式会社 Simple high-speed unloading device
US4814667A (en) * 1986-04-17 1989-03-21 Kabushiki Kaisha Toshiba Light emitting diode array having uniform illuminance distribution
US4967241A (en) * 1985-03-26 1990-10-30 Kabushiki Kaisha Toshiba Semiconductor light emitting device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4918479A (en) * 1972-04-17 1974-02-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4918479A (en) * 1972-04-17 1974-02-18

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57149780A (en) * 1981-02-19 1982-09-16 Mitsubishi Electric Corp Photo transmission circuit and photo semiconductor
JPS591581U (en) * 1982-06-26 1984-01-07 トヨタ自動車株式会社 Simple high-speed unloading device
JPS6131832Y2 (en) * 1982-06-26 1986-09-16
US4967241A (en) * 1985-03-26 1990-10-30 Kabushiki Kaisha Toshiba Semiconductor light emitting device
US4814667A (en) * 1986-04-17 1989-03-21 Kabushiki Kaisha Toshiba Light emitting diode array having uniform illuminance distribution

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