JPS52155079A - Semiconductor laser device - Google Patents

Semiconductor laser device

Info

Publication number
JPS52155079A
JPS52155079A JP7193976A JP7193976A JPS52155079A JP S52155079 A JPS52155079 A JP S52155079A JP 7193976 A JP7193976 A JP 7193976A JP 7193976 A JP7193976 A JP 7193976A JP S52155079 A JPS52155079 A JP S52155079A
Authority
JP
Japan
Prior art keywords
semiconductor laser
laser device
flowing
horizontal direction
substrate
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
JP7193976A
Other languages
Japanese (ja)
Inventor
Motoyuki Yamamoto
Yutaka Uematsu
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP7193976A priority Critical patent/JPS52155079A/en
Publication of JPS52155079A publication Critical patent/JPS52155079A/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
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
    • H01S5/185—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only horizontal cavities, e.g. horizontal cavity surface-emitting lasers [HCSEL]
    • H01S5/187—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only horizontal cavities, e.g. horizontal cavity surface-emitting lasers [HCSEL] using Bragg reflection

Landscapes

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

Abstract

PURPOSE:To lower oscillation threshold values, increase light output lead-out efficiency and make light intensity distribution uniform by flowing a bias current parallel to junction faces in a semiconductor laser comprising forming of double hetero junctions in a horizontal direction over a substrate and providing diffraction grating.
JP7193976A 1976-06-18 1976-06-18 Semiconductor laser device Pending JPS52155079A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7193976A JPS52155079A (en) 1976-06-18 1976-06-18 Semiconductor laser device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7193976A JPS52155079A (en) 1976-06-18 1976-06-18 Semiconductor laser device

Publications (1)

Publication Number Publication Date
JPS52155079A true JPS52155079A (en) 1977-12-23

Family

ID=13474970

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7193976A Pending JPS52155079A (en) 1976-06-18 1976-06-18 Semiconductor laser device

Country Status (1)

Country Link
JP (1) JPS52155079A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5542393U (en) * 1978-09-14 1980-03-18
JP2002313562A (en) * 2001-04-16 2002-10-25 Seiko Epson Corp Light emitting element and method of manufacturing light emitting element

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5542393U (en) * 1978-09-14 1980-03-18
JP2002313562A (en) * 2001-04-16 2002-10-25 Seiko Epson Corp Light emitting element and method of manufacturing light emitting element

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