JPS5361290A - Temperature controller of semiconductor laser - Google Patents

Temperature controller of semiconductor laser

Info

Publication number
JPS5361290A
JPS5361290A JP13665676A JP13665676A JPS5361290A JP S5361290 A JPS5361290 A JP S5361290A JP 13665676 A JP13665676 A JP 13665676A JP 13665676 A JP13665676 A JP 13665676A JP S5361290 A JPS5361290 A JP S5361290A
Authority
JP
Japan
Prior art keywords
semiconductor laser
temperature controller
temperature
laser
utilizes
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
JP13665676A
Other languages
Japanese (ja)
Inventor
Yasuhiro Goto
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP13665676A priority Critical patent/JPS5361290A/en
Publication of JPS5361290A publication Critical patent/JPS5361290A/en
Pending 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
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/024—Arrangements for thermal management
    • H01S5/02407—Active cooling, e.g. the laser temperature is controlled by a thermo-electric cooler or water cooling
    • H01S5/02415—Active cooling, e.g. the laser temperature is controlled by a thermo-electric cooler or water cooling by using a thermo-electric cooler [TEC], e.g. Peltier element
    • 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
    • H01S5/0014—Measuring characteristics or properties thereof
    • 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
    • H01S5/06808—Stabilisation of laser output parameters by monitoring the electrical laser parameters, e.g. voltage or current
    • 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
    • H01S5/06804—Stabilisation of laser output parameters by monitoring an external parameter, e.g. temperature

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
  • Led Devices (AREA)

Abstract

PURPOSE:To maintain the temperature of a laser constant by directly detecting the temperature of the PN junction face of a semiconductor laser and controlling the temperature through the use of a heat exchange composed of an electronic cooling element which utilizes the Peltier effect thermally coupled to the laser, etc.
JP13665676A 1976-11-12 1976-11-12 Temperature controller of semiconductor laser Pending JPS5361290A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13665676A JPS5361290A (en) 1976-11-12 1976-11-12 Temperature controller of semiconductor laser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13665676A JPS5361290A (en) 1976-11-12 1976-11-12 Temperature controller of semiconductor laser

Publications (1)

Publication Number Publication Date
JPS5361290A true JPS5361290A (en) 1978-06-01

Family

ID=15180419

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13665676A Pending JPS5361290A (en) 1976-11-12 1976-11-12 Temperature controller of semiconductor laser

Country Status (1)

Country Link
JP (1) JPS5361290A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6222494A (en) * 1985-07-22 1987-01-30 Yokogawa Electric Corp Stabilizing device for semiconductor laser
JPS62502300A (en) * 1985-09-24 1987-09-03 ベル・コミュニケ−ションズ・リサ−チ・インコ−ポレ−テッド Injection laser temperature stabilizer
JPH0383386A (en) * 1989-08-28 1991-04-09 Nec Corp Semiconductor laser module
US6160942A (en) * 1994-10-20 2000-12-12 Fujitsu Limited Optical fiber communication system using optical phase conjugation
US7352786B2 (en) 2001-03-05 2008-04-01 Fuji Xerox Co., Ltd. Apparatus for driving light emitting element and system for driving light emitting element
US7529282B2 (en) 2001-03-05 2009-05-05 Fuji Xerox Co., Ltd. Apparatus for driving light emitting element and system for driving light emitting element

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6222494A (en) * 1985-07-22 1987-01-30 Yokogawa Electric Corp Stabilizing device for semiconductor laser
JPS62502300A (en) * 1985-09-24 1987-09-03 ベル・コミュニケ−ションズ・リサ−チ・インコ−ポレ−テッド Injection laser temperature stabilizer
JPH0383386A (en) * 1989-08-28 1991-04-09 Nec Corp Semiconductor laser module
US6160942A (en) * 1994-10-20 2000-12-12 Fujitsu Limited Optical fiber communication system using optical phase conjugation
US7352786B2 (en) 2001-03-05 2008-04-01 Fuji Xerox Co., Ltd. Apparatus for driving light emitting element and system for driving light emitting element
US7529282B2 (en) 2001-03-05 2009-05-05 Fuji Xerox Co., Ltd. Apparatus for driving light emitting element and system for driving light emitting element

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