FR2285733A1 - SEMICONDUCTOR LASER WITH VARIABLE EMISSION ZONE WIDTH - Google Patents

SEMICONDUCTOR LASER WITH VARIABLE EMISSION ZONE WIDTH

Info

Publication number
FR2285733A1
FR2285733A1 FR7528516A FR7528516A FR2285733A1 FR 2285733 A1 FR2285733 A1 FR 2285733A1 FR 7528516 A FR7528516 A FR 7528516A FR 7528516 A FR7528516 A FR 7528516A FR 2285733 A1 FR2285733 A1 FR 2285733A1
Authority
FR
France
Prior art keywords
semiconductor laser
zone width
emission zone
variable emission
variable
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.)
Withdrawn
Application number
FR7528516A
Other languages
French (fr)
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.)
Nortel Networks Ltd
Original Assignee
Northern 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 Northern Electric Co Ltd filed Critical Northern Electric Co Ltd
Publication of FR2285733A1 publication Critical patent/FR2285733A1/en
Withdrawn legal-status Critical Current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
    • H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
    • H01S5/06203—Transistor-type lasers
    • 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
    • H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
    • H01S5/06233—Controlling other output parameters than intensity or frequency
    • H01S5/06236—Controlling other output parameters than intensity or frequency controlling the polarisation, e.g. TM/TE polarisation switching
    • 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
    • H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
    • H01S5/06233—Controlling other output parameters than intensity or frequency
    • H01S5/0624—Controlling other output parameters than intensity or frequency controlling the near- or far field

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
  • Electrodes Of Semiconductors (AREA)
FR7528516A 1974-09-17 1975-09-17 SEMICONDUCTOR LASER WITH VARIABLE EMISSION ZONE WIDTH Withdrawn FR2285733A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA209,402A CA1006255A (en) 1974-09-17 1974-09-17 Variable stripe width semiconductor laser

Publications (1)

Publication Number Publication Date
FR2285733A1 true FR2285733A1 (en) 1976-04-16

Family

ID=4101166

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7528516A Withdrawn FR2285733A1 (en) 1974-09-17 1975-09-17 SEMICONDUCTOR LASER WITH VARIABLE EMISSION ZONE WIDTH

Country Status (7)

Country Link
JP (1) JPS5154384A (en)
CA (1) CA1006255A (en)
DE (1) DE2536377A1 (en)
FR (1) FR2285733A1 (en)
GB (1) GB1496599A (en)
NL (1) NL7509409A (en)
SE (1) SE414692B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2357088A1 (en) * 1976-07-02 1978-01-27 Philips Nv LASER OPERATING BY INJECTION
FR2368164A1 (en) * 1976-10-13 1978-05-12 Int Standard Electric Corp DOUBLE BAND SEMICONDUCTOR LASER
FR2512286A1 (en) * 1981-08-25 1983-03-04 Handotai Kenkyu Shinkokai SEMICONDUCTOR LASER

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967677A (en) * 1982-07-01 1984-04-17 Semiconductor Res Found Photo integrated circuit
JP2685778B2 (en) * 1988-02-10 1997-12-03 株式会社東芝 Semiconductor laser device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3576586A (en) * 1968-08-05 1971-04-27 Bell & Howell Co Variable area injection luminescent device
FR2117944A1 (en) * 1970-12-09 1972-07-28 Western Electric Co
FR2192432A1 (en) * 1972-07-13 1974-02-08 Radiotechnique Compelec

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5628038B2 (en) * 1974-05-31 1981-06-29

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3576586A (en) * 1968-08-05 1971-04-27 Bell & Howell Co Variable area injection luminescent device
FR2117944A1 (en) * 1970-12-09 1972-07-28 Western Electric Co
FR2192432A1 (en) * 1972-07-13 1974-02-08 Radiotechnique Compelec

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2357088A1 (en) * 1976-07-02 1978-01-27 Philips Nv LASER OPERATING BY INJECTION
FR2368164A1 (en) * 1976-10-13 1978-05-12 Int Standard Electric Corp DOUBLE BAND SEMICONDUCTOR LASER
FR2512286A1 (en) * 1981-08-25 1983-03-04 Handotai Kenkyu Shinkokai SEMICONDUCTOR LASER

Also Published As

Publication number Publication date
DE2536377A1 (en) 1976-03-25
CA1006255A (en) 1977-03-01
NL7509409A (en) 1976-03-19
SE414692B (en) 1980-08-11
SE7510340L (en) 1976-03-18
JPS5154384A (en) 1976-05-13
GB1496599A (en) 1977-12-30

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse