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JPS5373985A - Wave length stabilizing system for semiconductor laser output light - Google Patents

Wave length stabilizing system for semiconductor laser output light

Info

Publication number
JPS5373985A
JPS5373985A JP15019376A JP15019376A JPS5373985A JP S5373985 A JPS5373985 A JP S5373985A JP 15019376 A JP15019376 A JP 15019376A JP 15019376 A JP15019376 A JP 15019376A JP S5373985 A JPS5373985 A JP S5373985A
Authority
JP
Japan
Prior art keywords
wave length
output light
semiconductor laser
laser output
stabilizing system
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
JP15019376A
Other languages
Japanese (ja)
Other versions
JPS5939915B2 (en
Inventor
Ryuichi Ueda
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 JP51150193A priority Critical patent/JPS5939915B2/en
Publication of JPS5373985A publication Critical patent/JPS5373985A/en
Publication of JPS5939915B2 publication Critical patent/JPS5939915B2/en
Expired 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
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/0687—Stabilising the frequency of the laser

Landscapes

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

Abstract

PURPOSE:To stabilize the wave length of output light, by detecting the output light wave length of the semiconductor laser through the utilization of the change due to the wave length of the light absorption of semiconductor and feeding back this to the laser cooling means.
JP51150193A 1976-12-13 1976-12-13 Wavelength stabilization method for semiconductor laser output light Expired JPS5939915B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51150193A JPS5939915B2 (en) 1976-12-13 1976-12-13 Wavelength stabilization method for semiconductor laser output light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51150193A JPS5939915B2 (en) 1976-12-13 1976-12-13 Wavelength stabilization method for semiconductor laser output light

Publications (2)

Publication Number Publication Date
JPS5373985A true JPS5373985A (en) 1978-06-30
JPS5939915B2 JPS5939915B2 (en) 1984-09-27

Family

ID=15491541

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51150193A Expired JPS5939915B2 (en) 1976-12-13 1976-12-13 Wavelength stabilization method for semiconductor laser output light

Country Status (1)

Country Link
JP (1) JPS5939915B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4796996A (en) * 1987-08-14 1989-01-10 American Telephone And Telegraph Company, At&T Bell Laboratories Laser temperature modulation and detection method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838987A (en) * 1971-09-20 1973-06-08
JPS50150269U (en) * 1974-05-30 1975-12-13

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838987A (en) * 1971-09-20 1973-06-08
JPS50150269U (en) * 1974-05-30 1975-12-13

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4796996A (en) * 1987-08-14 1989-01-10 American Telephone And Telegraph Company, At&T Bell Laboratories Laser temperature modulation and detection method

Also Published As

Publication number Publication date
JPS5939915B2 (en) 1984-09-27

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