JPS5255483A - Distribution feedback type semiconductor laser device - Google Patents

Distribution feedback type semiconductor laser device

Info

Publication number
JPS5255483A
JPS5255483A JP50131597A JP13159775A JPS5255483A JP S5255483 A JPS5255483 A JP S5255483A JP 50131597 A JP50131597 A JP 50131597A JP 13159775 A JP13159775 A JP 13159775A JP S5255483 A JPS5255483 A JP S5255483A
Authority
JP
Japan
Prior art keywords
type semiconductor
feedback type
semiconductor laser
laser device
distribution feedback
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
JP50131597A
Other languages
Japanese (ja)
Other versions
JPS5816351B2 (en
Inventor
Kunio Ito
Masumi Takeshima
Morio Inoue
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 JP50131597A priority Critical patent/JPS5816351B2/en
Publication of JPS5255483A publication Critical patent/JPS5255483A/en
Publication of JPS5816351B2 publication Critical patent/JPS5816351B2/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
    • H01S5/10—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
    • H01S5/12—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 the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers

Landscapes

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

Abstract

PURPOSE:To produce a distribution feedback type semiconductor device using non-volatile memory eeffect by laminating a frerrodielectric substance and metal on a wafer that becomes an active region.
JP50131597A 1975-10-31 1975-10-31 Bunpuki kangata hand tie laser touch Expired JPS5816351B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50131597A JPS5816351B2 (en) 1975-10-31 1975-10-31 Bunpuki kangata hand tie laser touch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50131597A JPS5816351B2 (en) 1975-10-31 1975-10-31 Bunpuki kangata hand tie laser touch

Publications (2)

Publication Number Publication Date
JPS5255483A true JPS5255483A (en) 1977-05-06
JPS5816351B2 JPS5816351B2 (en) 1983-03-30

Family

ID=15061769

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50131597A Expired JPS5816351B2 (en) 1975-10-31 1975-10-31 Bunpuki kangata hand tie laser touch

Country Status (1)

Country Link
JP (1) JPS5816351B2 (en)

Also Published As

Publication number Publication date
JPS5816351B2 (en) 1983-03-30

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