KR100230444B1 - 반도체 레이저장치 및 이의 제조방법 - Google Patents
반도체 레이저장치 및 이의 제조방법 Download PDFInfo
- Publication number
- KR100230444B1 KR100230444B1 KR1019920009225A KR920009225A KR100230444B1 KR 100230444 B1 KR100230444 B1 KR 100230444B1 KR 1019920009225 A KR1019920009225 A KR 1019920009225A KR 920009225 A KR920009225 A KR 920009225A KR 100230444 B1 KR100230444 B1 KR 100230444B1
- Authority
- KR
- South Korea
- Prior art keywords
- type
- layer
- cladding layer
- semiconductor laser
- laser device
- Prior art date
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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
- H01S5/30—Structure or shape of the active region; Materials used for the active region
-
- 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
- H01S5/16—Window-type lasers, i.e. with a region of non-absorbing material between the active region and the reflecting surface
- H01S5/164—Window-type lasers, i.e. with a region of non-absorbing material between the active region and the reflecting surface with window regions comprising semiconductor material with a wider bandgap than the active layer
-
- 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
- H01S5/0281—Coatings made of semiconductor materials
-
- 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
- H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
- H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
- H01S5/223—Buried stripe structure
- H01S5/2232—Buried stripe structure with inner confining structure between the active layer and the lower electrode
-
- 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
- H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
- H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
- H01S5/227—Buried mesa structure ; Striped active layer
- H01S5/2275—Buried mesa structure ; Striped active layer mesa created by etching
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (4)
- n형의(혹은 p형) 반도체기판과, 상기 반도체기판 상에 형성된 n형(혹은 p형) 제1클래드층, 상기 제1클래드층에 순차적으로 적층되며, 상기 제1클래드층의 중앙부분에 위치한 p형의(혹은 n형) 활성층 및 p형의(혹은 n형) 제2클래드층, 상기 활성층 및 제2클래드층의 전표면을 덮으면서 상기 제1클래드층상에 형성된 전류저지층을 구비하여 구성된 것을 특징으로 하는 반도체 레이저 장치.
- 제1항에 있어서, 상기 전류저지층을 형성하는 물질은 전기저항이 크고 활성층으로 사용된 물질보다 굴절률이 작고 접착력이 양호한 물질임을 특징으로 하는 반도체 레이저 장치.
- 제2항에 있어서, 상기 전기저항이 크고 활성층으로 사용된 물질보다 굴절률이 작고 접착력이 양호한 물질은 ZnSe임을 특징으로 하는 반도체 레이저 장치.
- n형의(혹은 p형) 반도체 기판상에 n형(혹은 p형) 제1클래드층, p형의(혹은 n형) 확성층, p형의(혹은 n형) 제2클래드층을 순차적층하는 공정, 상기 순차적층된 제2클래드층 및 활성층의 중앙부분을 제외한 나머지 부분을 활성층의 깊이보다 깊게 식각하는 공정, 전기저항이 크고 활성층으로 사용된 물질보다 굴절률이 작고 접착력이 양호한 물질로 상기 식각된 제2클래드층 및 활성영역의 전표면을 코팅(coating)함과 동시에 상기 제1클래드층 상에 전류저지층을 형성하는 공정을 구비하여 된 것을 특징으로 하는 반도체 레이저 장치의 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920009225A KR100230444B1 (ko) | 1992-05-28 | 1992-05-28 | 반도체 레이저장치 및 이의 제조방법 |
US07/994,901 US5331657A (en) | 1992-05-28 | 1992-12-22 | High-power semiconductor laser device |
JP5003556A JPH0637396A (ja) | 1992-05-28 | 1993-01-12 | 高出力半導体レーザ装置およびその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920009225A KR100230444B1 (ko) | 1992-05-28 | 1992-05-28 | 반도체 레이저장치 및 이의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930024241A KR930024241A (ko) | 1993-12-22 |
KR100230444B1 true KR100230444B1 (ko) | 1999-11-15 |
Family
ID=19333819
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920009225A KR100230444B1 (ko) | 1992-05-28 | 1992-05-28 | 반도체 레이저장치 및 이의 제조방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5331657A (ko) |
JP (1) | JPH0637396A (ko) |
KR (1) | KR100230444B1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06302906A (ja) * | 1993-04-12 | 1994-10-28 | Mitsubishi Electric Corp | 半導体レーザ及びその製造方法 |
JPH07106701A (ja) * | 1993-10-05 | 1995-04-21 | Mitsubishi Electric Corp | 可視光半導体レーザ、及びその製造方法 |
KR100315477B1 (ko) * | 1999-12-24 | 2001-11-28 | 윤종용 | 광도파로 소자의 단면처리 방법 |
JP2002141611A (ja) * | 2000-08-24 | 2002-05-17 | Fuji Photo Film Co Ltd | 半導体発光素子およびその製造方法 |
JP5249064B2 (ja) * | 2009-01-19 | 2013-07-31 | 住友電気工業株式会社 | 回折型光学部品の製造方法 |
JP2018098263A (ja) * | 2016-12-08 | 2018-06-21 | 住友電気工業株式会社 | 量子カスケード半導体レーザ |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0332080A (ja) * | 1989-06-29 | 1991-02-12 | Omron Corp | 半導体発光素子およびその製造方法 |
US5157680A (en) * | 1989-11-08 | 1992-10-20 | Mitsubishi Denki Kabushiki Kaisha | Integrated semiconductor laser |
US5161167A (en) * | 1990-06-21 | 1992-11-03 | Mitsubishi Denki Kabushiki Kaisha | Semiconductor laser producing visible light |
JPH0474488A (ja) * | 1990-07-16 | 1992-03-09 | Mitsubishi Electric Corp | 半導体レーザ装置およびその製造方法 |
-
1992
- 1992-05-28 KR KR1019920009225A patent/KR100230444B1/ko not_active IP Right Cessation
- 1992-12-22 US US07/994,901 patent/US5331657A/en not_active Expired - Lifetime
-
1993
- 1993-01-12 JP JP5003556A patent/JPH0637396A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US5331657A (en) | 1994-07-19 |
JPH0637396A (ja) | 1994-02-10 |
KR930024241A (ko) | 1993-12-22 |
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