JPS53137686A - Semiconductor laser unit - Google Patents

Semiconductor laser unit

Info

Publication number
JPS53137686A
JPS53137686A JP5225877A JP5225877A JPS53137686A JP S53137686 A JPS53137686 A JP S53137686A JP 5225877 A JP5225877 A JP 5225877A JP 5225877 A JP5225877 A JP 5225877A JP S53137686 A JPS53137686 A JP S53137686A
Authority
JP
Japan
Prior art keywords
semiconductor laser
laser unit
laser element
implanting
width
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
JP5225877A
Other languages
Japanese (ja)
Inventor
Kunio Ito
Seiji Ishikawa
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 JP5225877A priority Critical patent/JPS53137686A/en
Publication of JPS53137686A publication Critical patent/JPS53137686A/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
    • H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
    • H01S5/0262—Photo-diodes, e.g. transceiver devices, bidirectional devices
    • H01S5/0264—Photo-diodes, e.g. transceiver devices, bidirectional devices for monitoring the laser-output

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
  • Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)

Abstract

PURPOSE:To effectively detect the oscillated light, by implanting a semiconductor layer of high resistance between a semiconductor laser element and a photo detecting element with the width of forbidden energy band than that of the laser element.
JP5225877A 1977-05-06 1977-05-06 Semiconductor laser unit Pending JPS53137686A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5225877A JPS53137686A (en) 1977-05-06 1977-05-06 Semiconductor laser unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5225877A JPS53137686A (en) 1977-05-06 1977-05-06 Semiconductor laser unit

Publications (1)

Publication Number Publication Date
JPS53137686A true JPS53137686A (en) 1978-12-01

Family

ID=12909718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5225877A Pending JPS53137686A (en) 1977-05-06 1977-05-06 Semiconductor laser unit

Country Status (1)

Country Link
JP (1) JPS53137686A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5646813A (en) * 1979-09-27 1981-04-28 Taiho Yakuhin Kogyo Kk Antitumorigenic composition
US4794609A (en) * 1984-12-12 1988-12-27 Canon Kabushiki Kaisha Semiconductor laser provided with a plurality of lasers in the form of an array

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5646813A (en) * 1979-09-27 1981-04-28 Taiho Yakuhin Kogyo Kk Antitumorigenic composition
US4794609A (en) * 1984-12-12 1988-12-27 Canon Kabushiki Kaisha Semiconductor laser provided with a plurality of lasers in the form of an array

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