KR940007605B1 - 반도체 레이저 다이오드 제조방법 - Google Patents
반도체 레이저 다이오드 제조방법 Download PDFInfo
- Publication number
- KR940007605B1 KR940007605B1 KR1019910019770A KR910019770A KR940007605B1 KR 940007605 B1 KR940007605 B1 KR 940007605B1 KR 1019910019770 A KR1019910019770 A KR 1019910019770A KR 910019770 A KR910019770 A KR 910019770A KR 940007605 B1 KR940007605 B1 KR 940007605B1
- Authority
- KR
- South Korea
- Prior art keywords
- laser diode
- conductivity type
- semiconductor laser
- layer
- forming
- 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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- 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
- H01S5/32—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
- H01S5/323—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
-
- 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
- H01S5/0201—Separation of the wafer into individual elements, e.g. by dicing, cleaving, etching or directly during growth
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4202—Packages, e.g. shape, construction, internal or external details for coupling an active element with fibres without intermediate optical elements, e.g. fibres with plane ends, fibres with shaped ends, bundles
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
-
- 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
-
- 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
- H01S5/0201—Separation of the wafer into individual elements, e.g. by dicing, cleaving, etching or directly during growth
- H01S5/0202—Cleaving
-
- 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
- H01S5/0201—Separation of the wafer into individual elements, e.g. by dicing, cleaving, etching or directly during growth
- H01S5/0203—Etching
-
- 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
- H01S5/0206—Substrates, e.g. growth, shape, material, removal or bonding
- H01S5/0217—Removal of the substrate
-
- 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
- H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (3)
- 제 1 도전형의 기판(1)에 마스크와 식각 공정으로 캐비티를 결정하는 리지를 형성하는 공정과 , 제 2 도 전형의 AlGaAs층(3)과 제 2 도전형의 GaAs층(4)을 리지 깊이만큼 성장하는 공정과, 전표면에 제 2 도전형의 GaAs층(5)을 형성하며 포토 에치공정으로 리지의 길이 방향에 수직한 전류주입 채널을 형성하는 공정과, 전표면에 DH층(6)을 성장하고 채널을 중심으로 레이저 다이오드의 공진기 길이를 설정하여 기판 표면까지 에칭하는 공정과, 전극(7)을 형성하고 초음파에 의해 레이저 다이오드의 미러면 형성이 용이하도록 상기 AlGaAs층(3)을 선택적으로 에칭하고, 초음파에 의해 절단 제거하고, 미러코팅을 하는 공정으로 이루어짐을 특징으로 하는 반도체 레이저 다이오드 제조방법.
- 제 1 항에 있어서, 공진기 길이가 최대 50㎛가 되도록하고, 제 2 도전형 GaAs층(4)과 제 2 도전형 GaAs층(5)을 각각 0.8㎛-1.0㎛와, 1㎛의 두께로 함을 특징으로 하는 반도체 레이저 다이오드 제조방법.
- 제 1 항에 있어서, 제 2 도전형 AlGaAs층(2)의 에칭시 HF용액을 사용하여 에칭함을 특징으로 하는 반도체 레이저 다이오드 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019910019770A KR940007605B1 (ko) | 1991-11-07 | 1991-11-07 | 반도체 레이저 다이오드 제조방법 |
US07/972,015 US5346854A (en) | 1991-11-07 | 1992-11-06 | Method of making a semiconductor laser |
US08/257,888 US5570385A (en) | 1991-11-07 | 1994-06-10 | Semiconductor laser and method for manufacturing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019910019770A KR940007605B1 (ko) | 1991-11-07 | 1991-11-07 | 반도체 레이저 다이오드 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930011350A KR930011350A (ko) | 1993-06-24 |
KR940007605B1 true KR940007605B1 (ko) | 1994-08-20 |
Family
ID=19322431
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910019770A Expired - Fee Related KR940007605B1 (ko) | 1991-11-07 | 1991-11-07 | 반도체 레이저 다이오드 제조방법 |
Country Status (2)
Country | Link |
---|---|
US (2) | US5346854A (ko) |
KR (1) | KR940007605B1 (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07111357A (ja) * | 1993-10-05 | 1995-04-25 | Mitsubishi Electric Corp | 半導体レーザの製造方法 |
DE69511810T2 (de) * | 1994-09-28 | 2000-05-18 | Nippon Telegraph And Telephone Corp., Tokio/Tokyo | Optische Halbleitervorrichtung und Herstellungsverfahren |
KR0178492B1 (ko) * | 1995-12-21 | 1999-04-15 | 양승택 | 기울어진 공진기로 편광특성이 제어된 표면방출 레이저 다이오드 제조방법 |
SE516784C2 (sv) * | 1999-07-08 | 2002-03-05 | Ericsson Telefon Ab L M | Förfarande för effektivt urval av DFB-lasrar |
KR100374516B1 (ko) * | 2001-04-04 | 2003-03-03 | 임경화 | 마이크로 미러의 제조방법 |
EP1282208A1 (en) * | 2001-07-30 | 2003-02-05 | Agilent Technologies, Inc. (a Delaware corporation) | Semiconductor laser structure and method of manufacturing same |
US6759309B2 (en) * | 2002-05-28 | 2004-07-06 | Applied Materials, Inc. | Micromachined structures including glass vias with internal conductive layers anodically bonded to silicon-containing substrates |
US7284913B2 (en) * | 2003-07-14 | 2007-10-23 | Matsushita Electric Industrial Co., Ltd. | Integrated fiber attach pad for optical package |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56162896A (en) * | 1980-05-20 | 1981-12-15 | Nippon Telegr & Teleph Corp <Ntt> | Manufacture of semiconductor device |
EP0043222B1 (en) * | 1980-06-26 | 1990-01-10 | Texas Instruments Incorporated | Data processing memory system |
JPS5897888A (ja) * | 1981-12-08 | 1983-06-10 | Nec Corp | 半導体レ−ザ |
US4466696A (en) * | 1982-03-29 | 1984-08-21 | Honeywell Inc. | Self-aligned coupling of optical fiber to semiconductor laser or LED |
JPS59155981A (ja) * | 1983-02-25 | 1984-09-05 | Nec Corp | 埋め込み型半導体レーザ素子の製造方法 |
JPS59197184A (ja) * | 1983-04-25 | 1984-11-08 | Nec Corp | 半導体レ−ザ |
JPS59220985A (ja) * | 1983-05-31 | 1984-12-12 | Toshiba Corp | 半導体レ−ザ装置 |
CA1247947A (en) * | 1984-07-31 | 1989-01-03 | Masaru Wada | Method of manufacturing semiconductor device |
US4716570A (en) * | 1985-01-10 | 1987-12-29 | Sharp Kabushiki Kaisha | Distributed feedback semiconductor laser device |
GB2172141B (en) * | 1985-03-08 | 1988-11-16 | Stc Plc | Single heterostructure laser chip manufacture |
JPS6242532A (ja) * | 1985-08-20 | 1987-02-24 | Matsushita Electric Ind Co Ltd | 化合物半導体の表面処理方法 |
JPH0210842A (ja) * | 1988-06-29 | 1990-01-16 | Fujitsu Ltd | リセスゲートを有する半導体装置の製造方法 |
JPH0257691A (ja) * | 1988-08-22 | 1990-02-27 | Kurita Water Ind Ltd | 一価金属塩の晶析防上剤 |
EP0361153A3 (de) * | 1988-09-29 | 1991-07-24 | Siemens Aktiengesellschaft | Anordnung zum Koppeln einer optischen Faser an ein Koppelfenster eines planar integriert optischen Bauteils und Verfahren zur Herstellung einer solchen Anordnung |
US5159603A (en) * | 1991-06-05 | 1992-10-27 | United States Of America As Represented By The Administrator, National Aeronautics And Space Administration | Quantum well, beam deflecting surface emitting lasers |
-
1991
- 1991-11-07 KR KR1019910019770A patent/KR940007605B1/ko not_active Expired - Fee Related
-
1992
- 1992-11-06 US US07/972,015 patent/US5346854A/en not_active Expired - Lifetime
-
1994
- 1994-06-10 US US08/257,888 patent/US5570385A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR930011350A (ko) | 1993-06-24 |
US5570385A (en) | 1996-10-29 |
US5346854A (en) | 1994-09-13 |
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