JPS5366192A - Oscillation wavelength stabilization method of semiconductor laser - Google Patents

Oscillation wavelength stabilization method of semiconductor laser

Info

Publication number
JPS5366192A
JPS5366192A JP14201576A JP14201576A JPS5366192A JP S5366192 A JPS5366192 A JP S5366192A JP 14201576 A JP14201576 A JP 14201576A JP 14201576 A JP14201576 A JP 14201576A JP S5366192 A JPS5366192 A JP S5366192A
Authority
JP
Japan
Prior art keywords
semiconductor laser
oscillation wavelength
stabilization method
wavelength stabilization
laser
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
JP14201576A
Other languages
Japanese (ja)
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 JP14201576A priority Critical patent/JPS5366192A/en
Publication of JPS5366192A publication Critical patent/JPS5366192A/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
    • H01S5/06—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 laser wavelengths by feeding part of the laser light being generated by a semiconductor laser into a detector through an absorption cell sealed therein with SO2 and feeding the output of the detector back to the semiconductor laser.
JP14201576A 1976-11-25 1976-11-25 Oscillation wavelength stabilization method of semiconductor laser Pending JPS5366192A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14201576A JPS5366192A (en) 1976-11-25 1976-11-25 Oscillation wavelength stabilization method of semiconductor laser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14201576A JPS5366192A (en) 1976-11-25 1976-11-25 Oscillation wavelength stabilization method of semiconductor laser

Publications (1)

Publication Number Publication Date
JPS5366192A true JPS5366192A (en) 1978-06-13

Family

ID=15305381

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14201576A Pending JPS5366192A (en) 1976-11-25 1976-11-25 Oscillation wavelength stabilization method of semiconductor laser

Country Status (1)

Country Link
JP (1) JPS5366192A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5511342A (en) * 1978-07-10 1980-01-26 Nippon Telegr & Teleph Corp <Ntt> Laser diode single mode oscillation device
JPS5595384A (en) * 1979-01-13 1980-07-19 Nippon Telegr & Teleph Corp <Ntt> Semiconductor laser device
JPS5766683A (en) * 1980-10-09 1982-04-22 Nippon Telegr & Teleph Corp <Ntt> Controlling method for wavelength of semiconductor laser
JPS63135809A (en) * 1986-11-28 1988-06-08 Yokogawa Electric Corp Laser beam source for length measuring device
JPH02119283A (en) * 1988-10-28 1990-05-07 Nippon Telegr & Teleph Corp <Ntt> Oscillation-wavelength stabilized semiconductor laser apparatus
JPH02216880A (en) * 1989-02-16 1990-08-29 Hikari Keisoku Gijutsu Kaihatsu Kk Optical frequency stabilizer
US7764304B2 (en) 1999-11-15 2010-07-27 Given Imaging Ltd. Method for activating an image collecting process
US7931149B2 (en) 2009-05-27 2011-04-26 Given Imaging Ltd. System for storing and activating an in vivo imaging capsule

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838987A (en) * 1971-09-20 1973-06-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838987A (en) * 1971-09-20 1973-06-08

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5511342A (en) * 1978-07-10 1980-01-26 Nippon Telegr & Teleph Corp <Ntt> Laser diode single mode oscillation device
JPS5595384A (en) * 1979-01-13 1980-07-19 Nippon Telegr & Teleph Corp <Ntt> Semiconductor laser device
JPS59140B2 (en) * 1979-01-13 1984-01-05 日本電信電話株式会社 semiconductor laser equipment
JPS5766683A (en) * 1980-10-09 1982-04-22 Nippon Telegr & Teleph Corp <Ntt> Controlling method for wavelength of semiconductor laser
JPS6255318B2 (en) * 1980-10-09 1987-11-19 Nippon Telegraph & Telephone
JPS63135809A (en) * 1986-11-28 1988-06-08 Yokogawa Electric Corp Laser beam source for length measuring device
JPH02119283A (en) * 1988-10-28 1990-05-07 Nippon Telegr & Teleph Corp <Ntt> Oscillation-wavelength stabilized semiconductor laser apparatus
JPH02216880A (en) * 1989-02-16 1990-08-29 Hikari Keisoku Gijutsu Kaihatsu Kk Optical frequency stabilizer
US7764304B2 (en) 1999-11-15 2010-07-27 Given Imaging Ltd. Method for activating an image collecting process
US7931149B2 (en) 2009-05-27 2011-04-26 Given Imaging Ltd. System for storing and activating an in vivo imaging capsule

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