JPS5289077A - Semiconductor laser device - Google Patents

Semiconductor laser device

Info

Publication number
JPS5289077A
JPS5289077A JP533176A JP533176A JPS5289077A JP S5289077 A JPS5289077 A JP S5289077A JP 533176 A JP533176 A JP 533176A JP 533176 A JP533176 A JP 533176A JP S5289077 A JPS5289077 A JP S5289077A
Authority
JP
Japan
Prior art keywords
semiconductor laser
laser device
resonator
produce
active layer
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
JP533176A
Other languages
Japanese (ja)
Inventor
Toru Suzuki
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP533176A priority Critical patent/JPS5289077A/en
Publication of JPS5289077A publication Critical patent/JPS5289077A/en
Pending legal-status Critical Current

Links

Landscapes

  • Semiconductor Lasers (AREA)

Abstract

PURPOSE: To produce a semiconductor laser wherein the lateral mode of a resonator is controlled, by removing the central part of the active layer region of the resonator end face which performs laser oscillation and providing an antireflection film.
COPYRIGHT: (C)1977,JPO&Japio
JP533176A 1976-01-20 1976-01-20 Semiconductor laser device Pending JPS5289077A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP533176A JPS5289077A (en) 1976-01-20 1976-01-20 Semiconductor laser device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP533176A JPS5289077A (en) 1976-01-20 1976-01-20 Semiconductor laser device

Publications (1)

Publication Number Publication Date
JPS5289077A true JPS5289077A (en) 1977-07-26

Family

ID=11608250

Family Applications (1)

Application Number Title Priority Date Filing Date
JP533176A Pending JPS5289077A (en) 1976-01-20 1976-01-20 Semiconductor laser device

Country Status (1)

Country Link
JP (1) JPS5289077A (en)

Similar Documents

Publication Publication Date Title
JPS5269285A (en) Semiconductor laser device
JPS5367391A (en) Semiconductor laser device
JPS5320845A (en) Quartz crystal watch
JPS5289077A (en) Semiconductor laser device
JPS5368090A (en) Semiconductor laser unit
JPS5432283A (en) Semiconductor laser unit
JPS5335462A (en) Crystal watch
JPS5311590A (en) Semiconductor laser device
JPS5437594A (en) Semiconductor laser and its manufacture
JPS5310292A (en) Production of semiconductor laser device
JPS5263087A (en) Semiconductor laser device
JPS5368186A (en) Semiconductor laser device
JPS5335392A (en) Mode controlled semiconductor laser
JPS544088A (en) Manufacture for semiconductor laser
JPS52149484A (en) Semiconductor laser
JPS5229185A (en) Semiconductor laser
JPS5290281A (en) Semiconductor laser device
JPS5342746A (en) Optical logic device
JPS5235990A (en) Semiconductor laser
JPS5335386A (en) Production of semiconductor device
JPS52108778A (en) Semiconductor laser for double guidewave type
JPS5425686A (en) Semiconductor junction laser
JPS53120291A (en) Manufacture of semiconductor laser
JPS5368070A (en) Etching method
JPS5414183A (en) Semiconductor laser element and its manufacture