KR100265800B1 - 반도체 레이저 소자 - Google Patents
반도체 레이저 소자 Download PDFInfo
- Publication number
- KR100265800B1 KR100265800B1 KR1019930021452A KR930021452A KR100265800B1 KR 100265800 B1 KR100265800 B1 KR 100265800B1 KR 1019930021452 A KR1019930021452 A KR 1019930021452A KR 930021452 A KR930021452 A KR 930021452A KR 100265800 B1 KR100265800 B1 KR 100265800B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- semiconductor laser
- gaas
- quantum barrier
- cladding 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.)
- Expired - Fee Related
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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
- H01S5/305—Structure or shape of the active region; Materials used for the active region characterised by the doping materials used in the laser structure
- H01S5/3086—Structure or shape of the active region; Materials used for the active region characterised by the doping materials used in the laser structure doping of the active layer
- H01S5/309—Structure or shape of the active region; Materials used for the active region characterised by the doping materials used in the laser structure doping of the active layer doping of barrier layers that confine charge carriers in the laser structure, e.g. the barriers in a quantum well structure
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- 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
- H01S5/34—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
- H01S5/343—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
- H01S5/34313—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser with a well layer having only As as V-compound, e.g. AlGaAs, InGaAs
- H01S5/3432—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser with a well layer having only As as V-compound, e.g. AlGaAs, InGaAs the whole junction comprising only (AI)GaAs
-
- 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
- H01S2301/00—Functional characteristics
- H01S2301/17—Semiconductor lasers comprising special layers
- H01S2301/173—The laser chip comprising special buffer layers, e.g. dislocation prevention or reduction
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (5)
- 기판 상에 형성된 하부버퍼층;상기 하부버퍼층 상에 형성된 하부제1클래드층;상기 하부클래드층 상에 형성된 하부제2클래드층;상기 제2하부클래드층 상에 형성된 단일양자우물을 갖는 GaInP 활성층;상기 활성층 상에 형성된 상부제1클래드층;상기 상부제1클래드층에 상에 AlAs/GaAs로 형성된 다중양자장벽층;상기 다중양자장벽층 상에 형성된 상부제2클래드층;상기 상부제2클래드층상에 형성된 상부버퍼층:을 구비한 것을 특징으로 하는 반도체 레이저소자.
- 제1항에 있어서, 상기 하부제2클래드층과 상부제1클래드층은 GaAlInP인 것을 특징으로 하는 반도체 레이저소자.
- 제2항에 있어서, 상기 다중양자장벽층의 장벽은 AlAs이며 웰은 GaAs인 것을 특징으로 하는 반도체 레이저소자.
- 제1항 또는 제2항에 있어서, 상기 하부제1클래드층은 Al0.75Ga0.25As이며 상기 상부제2클래드층은 Al0.75Ga0.25As인 것을 특징으로 하는 반도체 레이저소자.
- 제1항 또는 제2항에 있어서, 상기 상부버퍼층과 하부버퍼층은 AlxGa1-xAs(x=0.0-0.75)로 형성되어 있는 것을 특징으로 하는 반도체 레이저소자.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930021452A KR100265800B1 (ko) | 1993-10-15 | 1993-10-15 | 반도체 레이저 소자 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930021452A KR100265800B1 (ko) | 1993-10-15 | 1993-10-15 | 반도체 레이저 소자 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950012869A KR950012869A (ko) | 1995-05-17 |
KR100265800B1 true KR100265800B1 (ko) | 2000-09-15 |
Family
ID=19365926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930021452A Expired - Fee Related KR100265800B1 (ko) | 1993-10-15 | 1993-10-15 | 반도체 레이저 소자 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100265800B1 (ko) |
-
1993
- 1993-10-15 KR KR1019930021452A patent/KR100265800B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR950012869A (ko) | 1995-05-17 |
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