FR2613548B1 - Laser a semiconducteur - Google Patents
Laser a semiconducteurInfo
- Publication number
- FR2613548B1 FR2613548B1 FR888804296A FR8804296A FR2613548B1 FR 2613548 B1 FR2613548 B1 FR 2613548B1 FR 888804296 A FR888804296 A FR 888804296A FR 8804296 A FR8804296 A FR 8804296A FR 2613548 B1 FR2613548 B1 FR 2613548B1
- Authority
- FR
- France
- Prior art keywords
- semiconductor laser
- laser
- semiconductor
- 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.)
- Expired - Fee Related
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
- H01S5/028—Coatings ; Treatment of the laser facets, e.g. etching, passivation layers or reflecting layers
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62079934A JPH0644663B2 (ja) | 1987-03-31 | 1987-03-31 | 半導体レ−ザ |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2613548A1 FR2613548A1 (fr) | 1988-10-07 |
FR2613548B1 true FR2613548B1 (fr) | 1992-08-07 |
Family
ID=13704147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR888804296A Expired - Fee Related FR2613548B1 (fr) | 1987-03-31 | 1988-03-31 | Laser a semiconducteur |
Country Status (4)
Country | Link |
---|---|
US (1) | US4852112A (fr) |
JP (1) | JPH0644663B2 (fr) |
DE (1) | DE3810901A1 (fr) |
FR (1) | FR2613548B1 (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0750814B2 (ja) * | 1988-09-27 | 1995-05-31 | 三菱電機株式会社 | 多点発光型半導体レーザ装置 |
JPH04154185A (ja) * | 1990-10-17 | 1992-05-27 | Mitsubishi Electric Corp | 半導体レーザ装置 |
DE69118482T2 (de) * | 1990-11-07 | 1996-08-22 | Fuji Electric Co Ltd | Laserdiode mit einer Schutzschicht auf ihrer lichtemittierenden Endfläche |
US5488623A (en) * | 1990-11-07 | 1996-01-30 | Fuji Electric Co., Ltd. | Mold-type semiconductor laser device with reduced light-emitting point displacement during operation |
JPH0697570A (ja) * | 1992-09-14 | 1994-04-08 | Matsushita Electric Ind Co Ltd | 半導体レーザー素子端面の反射鏡およびその製造方法 |
JP3381073B2 (ja) * | 1992-09-28 | 2003-02-24 | ソニー株式会社 | 半導体レーザ装置とその製造方法 |
US5523590A (en) * | 1993-10-20 | 1996-06-04 | Oki Electric Industry Co., Ltd. | LED array with insulating films |
US5517039A (en) * | 1994-11-14 | 1996-05-14 | Hewlett-Packard Company | Semiconductor devices fabricated with passivated high aluminum-content III-V material |
WO1997010630A1 (fr) * | 1995-09-14 | 1997-03-20 | Philips Electronics N.V. | Laser a diode a semi-conducteurs et procede de fabrication correspondant |
JPH1093193A (ja) | 1996-09-10 | 1998-04-10 | Oki Electric Ind Co Ltd | 光半導体装置及び光源 |
US5812580A (en) * | 1996-11-05 | 1998-09-22 | Coherent, Inc. | Laser diode facet coating |
JP2001257413A (ja) * | 2000-03-14 | 2001-09-21 | Toshiba Electronic Engineering Corp | 半導体レーザ装置及びその製造方法 |
JP2002134827A (ja) * | 2000-10-27 | 2002-05-10 | Tdk Corp | 半導体レーザ及びその製造方法並びにこれを用いた近接場光ヘッド |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4178564A (en) * | 1976-01-15 | 1979-12-11 | Rca Corporation | Half wave protection layers on injection lasers |
JPS55115386A (en) * | 1979-02-26 | 1980-09-05 | Hitachi Ltd | Semiconductor laser unit |
US4280107A (en) * | 1979-08-08 | 1981-07-21 | Xerox Corporation | Apertured and unapertured reflector structures for electroluminescent devices |
JPS5814590A (ja) * | 1981-07-17 | 1983-01-27 | Matsushita Electric Ind Co Ltd | 半導体レ−ザ |
US4731792A (en) * | 1983-06-29 | 1988-03-15 | Matsushita Electric Industrial Co., Ltd. | Semiconductor laser device with decreased light intensity noise |
JPS61207091A (ja) * | 1985-03-11 | 1986-09-13 | Sharp Corp | 半導体レ−ザ素子 |
-
1987
- 1987-03-31 JP JP62079934A patent/JPH0644663B2/ja not_active Expired - Lifetime
-
1988
- 1988-03-30 DE DE3810901A patent/DE3810901A1/de active Granted
- 1988-03-30 US US07/175,278 patent/US4852112A/en not_active Expired - Fee Related
- 1988-03-31 FR FR888804296A patent/FR2613548B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2613548A1 (fr) | 1988-10-07 |
JPS63244894A (ja) | 1988-10-12 |
JPH0644663B2 (ja) | 1994-06-08 |
DE3810901A1 (de) | 1988-10-27 |
US4852112A (en) | 1989-07-25 |
DE3810901C2 (fr) | 1992-10-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
D6 | Patent endorsed licences of rights | ||
ST | Notification of lapse |