JPS5776884A - Driving circuit of semiconductor light emitter - Google Patents

Driving circuit of semiconductor light emitter

Info

Publication number
JPS5776884A
JPS5776884A JP15311580A JP15311580A JPS5776884A JP S5776884 A JPS5776884 A JP S5776884A JP 15311580 A JP15311580 A JP 15311580A JP 15311580 A JP15311580 A JP 15311580A JP S5776884 A JPS5776884 A JP S5776884A
Authority
JP
Japan
Prior art keywords
driving circuit
semiconductor light
led1
emitter
light emitter
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
JP15311580A
Other languages
English (en)
Inventor
Osamu Hasegawa
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 JP15311580A priority Critical patent/JPS5776884A/ja
Publication of JPS5776884A publication Critical patent/JPS5776884A/ja
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]
    • H05B45/30—Driver circuits
    • H05B45/395—Linear regulators
    • 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
    • H05B45/18—Controlling the intensity of the light using temperature feedback
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Landscapes

  • Led Devices (AREA)
JP15311580A 1980-10-31 1980-10-31 Driving circuit of semiconductor light emitter Pending JPS5776884A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15311580A JPS5776884A (en) 1980-10-31 1980-10-31 Driving circuit of semiconductor light emitter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15311580A JPS5776884A (en) 1980-10-31 1980-10-31 Driving circuit of semiconductor light emitter

Publications (1)

Publication Number Publication Date
JPS5776884A true JPS5776884A (en) 1982-05-14

Family

ID=15555292

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15311580A Pending JPS5776884A (en) 1980-10-31 1980-10-31 Driving circuit of semiconductor light emitter

Country Status (1)

Country Link
JP (1) JPS5776884A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5013971A (en) * 1987-05-26 1991-05-07 Hughes Aircraft Company Temperature stabilization of laser diodes and light emitting diodes
WO1996009667A1 (de) * 1994-09-24 1996-03-28 Byk-Gardner Gmbh Verfahren zur temperaturkompensation von optoelektronischen bauelementen und insbesondere von optoelektronischen halbleitern
DE102004057379B3 (de) * 2004-11-26 2006-08-10 Schott Ag Temperaturstabilisiertes organisches Leuchtelement

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5013971A (en) * 1987-05-26 1991-05-07 Hughes Aircraft Company Temperature stabilization of laser diodes and light emitting diodes
WO1996009667A1 (de) * 1994-09-24 1996-03-28 Byk-Gardner Gmbh Verfahren zur temperaturkompensation von optoelektronischen bauelementen und insbesondere von optoelektronischen halbleitern
DE102004057379B3 (de) * 2004-11-26 2006-08-10 Schott Ag Temperaturstabilisiertes organisches Leuchtelement

Similar Documents

Publication Publication Date Title
JPS5776884A (en) Driving circuit of semiconductor light emitter
JPS55127084A (en) Lighting circuit for light emitting diode
JPS54144892A (en) Drive circuit for light emitting semiconductor element
JPS57133685A (en) Excitation circuit for light emitting element
JPS551147A (en) Stabilized luminous source
JPS5412686A (en) Solid state light emitting device driven by alternating current power source
JPS5398789A (en) Compensation circuit for semiconductor light emitting element
JPS5568686A (en) Semiconductor light emission device
JPS5763879A (en) Output stabilizing method for semiconductor laser device
JPS55143081A (en) Luminous source device with light emitting element
JPS522388A (en) Luminous diode driving device
JPS57102085A (en) Adjusting method for photo output of semiconductor laser
JPS5468182A (en) Light emission diode driving circuit
JPS579270A (en) Controlling circuit for transistor inverter
JPS52152273A (en) Action checking method of light dimming type smoke sensor
JPS5361297A (en) Light emitting diode driving circuit
JPS5710279A (en) Driving current for light emitting diode and semiconductor laser
JPS5710991A (en) Laser diode control circuit
GB1514351A (en) Optical radiation source regulation
JPS5440680A (en) Nephelometer
JPS57129025A (en) Solid-state relay
JPS641341A (en) Optical transmitting-receiving circuit
JPS55143080A (en) Luminous source device with light emitting element
JPS57136231A (en) Constant voltage power supply device
JPS55112035A (en) Zero-cross ssr circuit