JPS58200445A - 光出力制御回路 - Google Patents

光出力制御回路

Info

Publication number
JPS58200445A
JPS58200445A JP57083808A JP8380882A JPS58200445A JP S58200445 A JPS58200445 A JP S58200445A JP 57083808 A JP57083808 A JP 57083808A JP 8380882 A JP8380882 A JP 8380882A JP S58200445 A JPS58200445 A JP S58200445A
Authority
JP
Japan
Prior art keywords
current
transistor
laser diode
control circuit
output control
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
JP57083808A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0319626B2 (cs
Inventor
Yuji Ikeda
雄二 池田
Kunio Kondo
邦夫 近藤
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.)
FOSTER DENKI KK
Foster Electric Co Ltd
Original Assignee
FOSTER DENKI KK
Foster Electric Co 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 FOSTER DENKI KK, Foster Electric Co Ltd filed Critical FOSTER DENKI KK
Priority to JP57083808A priority Critical patent/JPS58200445A/ja
Publication of JPS58200445A publication Critical patent/JPS58200445A/ja
Publication of JPH0319626B2 publication Critical patent/JPH0319626B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/06825—Protecting the laser, e.g. during switch-on/off, detection of malfunctioning or degradation

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Semiconductor Lasers (AREA)
JP57083808A 1982-05-18 1982-05-18 光出力制御回路 Granted JPS58200445A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57083808A JPS58200445A (ja) 1982-05-18 1982-05-18 光出力制御回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57083808A JPS58200445A (ja) 1982-05-18 1982-05-18 光出力制御回路

Publications (2)

Publication Number Publication Date
JPS58200445A true JPS58200445A (ja) 1983-11-22
JPH0319626B2 JPH0319626B2 (cs) 1991-03-15

Family

ID=13812960

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57083808A Granted JPS58200445A (ja) 1982-05-18 1982-05-18 光出力制御回路

Country Status (1)

Country Link
JP (1) JPS58200445A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06338646A (ja) * 1993-05-28 1994-12-06 Nec Corp レーザダイオード駆動回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06338646A (ja) * 1993-05-28 1994-12-06 Nec Corp レーザダイオード駆動回路

Also Published As

Publication number Publication date
JPH0319626B2 (cs) 1991-03-15

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