KR20030084994A - 마이크로-전기기계적으로 조정가능한 수직 캐비티 광자장치 및 그 제조 방법 - Google Patents
마이크로-전기기계적으로 조정가능한 수직 캐비티 광자장치 및 그 제조 방법 Download PDFInfo
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- 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
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
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- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
- H01S5/18361—Structure of the reflectors, e.g. hybrid mirrors
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- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/0607—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying physical parameters other than the potential of the electrodes, e.g. by an electric or magnetic field, mechanical deformation, pressure, light, temperature
- H01S5/0614—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying physical parameters other than the potential of the electrodes, e.g. by an electric or magnetic field, mechanical deformation, pressure, light, temperature controlled by electric field, i.e. whereby an additional electric field is used to tune the bandgap, e.g. using the Stark-effect
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- 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
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
- H01S5/18308—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL] having a special structure for lateral current or light confinement
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- 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
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
- H01S5/18358—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL] containing spacer layers to adjust the phase of the light wave in the cavity
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- 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
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
- H01S5/18361—Structure of the reflectors, e.g. hybrid mirrors
- H01S5/1838—Reflector bonded by wafer fusion or by an intermediate compound
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- 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
- H01S5/34306—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 emitting light at a wavelength longer than 1000nm, e.g. InP based 1300 and 1500nm lasers
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Abstract
Description
Claims (14)
- 조정가능한(tunable) 공기갭 캐비티에 의하여 분리되는 상부 및 하부 반도체의 분포된 브래그 반사기(distributed Bragg reflector)(DBR) 스택과, 상기 상부 DBR 스택을 운반하는 지지 구조체를 포함하는 조정가능한 패브리-페롯(Fabry-Perot) 수직 캐비티 장치에 있어서,상기 공기갭 캐비티는 지지 구조체에 의하여 완전하게 덮혀지는 스페이셔에 형성된 리세스내에 위치되며, 상기 상부 DBR 스택은 리세스의 중심을 통과하는 수직축 주위에서 중심이 맞혀지고, 상기 리세스의 측방향 크기보다 더 작은 측방향 크기를 가지며, 상기 리세스위와 상부 DBR 스택의 외부에 있는 상기 지지 구조체의 영역은 상기 장치의 전기 접촉부에 튜닝 전압(tuning voltage)을 적용시킴으로써 편향되는 박막을 나타내는 조정가능한 패브리-페롯 수직 캐비티 장치.
- 제 1 항에 있어서, 메사(mesa)가 상기 리세스의 하부에 위치되고, 또한 상기 리세스의 중심을 통과하는 중심 수직축에 대하여 중심이 맞추어지고, 상기 메사의 측방향 크기는 상기 장치의 작동 파장의 10이하이고, 또한 상기 메사의 높이는 상기 작동 파장의 1/30이하인 조정가능한 패브리-페롯 수직 캐비티 장치.
- 제 1 항에 있어서, 상기 스페이셔는 하부 DBR 스택위에 위치되는 조정가능한 패브리-페롯 수직 캐비티 장치.
- 제 3 항에 있어서, 조정가능한 광학 필터로서 작동가능한 것인 조정가능한 패브리-페롯 수직 캐비티 장치.
- 제 1 항에 있어서, 상기 하부 DBR 스택과 스페이셔사이의 액티브 캐비티 재료를 또한 포함하고, 상기 장치는 조정가능한 수직 캐비티 표면의 방출 레이저(VCSEL)로서 작동가능것인 조정가능한 패브리-페롯 수직 캐비티 장치.
- 제 5 항에 있어서, 상기 액티브 캐비티 재료는, 상기 스페이셔와 상기 하부 DBR 스택사이에 위치되는 반도체 다중양자 웰(multiquantum well)의 광방출 재료를 포함하는 조정가능한 패브리-페롯 수직 캐비티 장치.
- 제 1 항에 있어서, 상기 박막의 두께는 약 1㎛인 조정가능한 패브리-페롯 수직 캐비티 장치.
- 조정가능한 공기갭을 가지는 상부 및 하부의 분포된 브래그 반사기(distributed Bragg reflector)(DBR) 스택을 포함하는 패브리-페롯의 조정가능한 수직 캐비티 장치 제조 방법에 있어서, 상기 방법은,(a) 하부 DBR 스택위에 스페이셔를 형성하는 단계와;(b) 상기 스페이셔에 있으며 조정가능한 공기갭 캐비티의 위치를 나타내는에칭된 관통 리세스를 제조하고, 따라서 스페이셔의 구조화된 표면을 형성하는 단계와;(c) 지지 구조체가 스페이셔의 구조화된 표면에 대면할 수 있는 방법으로 상기 스페이셔의 구조화된 표면에 대한 지지 구조체를 포함하고 상기 리세스를 완전하게 덮는 상부 DBR 웨이퍼를 접착하고, 그래서 공기갭 캐비티를 형성하고 상기 상부 DBR의 층이 성장하는 기판을 선택적으로 에칭하는 단계와;(d) 상기 리세스의 측방향 크기보다 더 작은 측방향 크기를 가지는 상부 DBR 스택을 나타내고 상기 리세스의 중심을 관통하는 수직축에 대하여 중심이 맞추어지는 메사를 형성할 수 있도록 상기 지지 구조체에 도달할 때까지 상기 상부 DBR의 층을 에칭함으로써, 상기 리세스의 중심 영역위에서 상부 DBR 스택을 형성하고, 상기 상부 DBR 스택외부의 리세스위에 박막을 형성하며, 상기 리세스위와 상기 메사 외부쪽에서 상기 지지 구조체 영역은 상기 장치의 전기적인 접촉부에 대한 튜닝 전압을 적용함으로써 편향가능한 상기 박막을 나타내는 단계를 포함하는 패브리-페롯의 조정가능한 수직 캐비티 장치 제조 방법.
- 제 8 항에 있어서, 상기 상부 DBR 스택은 서로 다른 x의 값은 AlXGa1-XAs층의 쌍을 포함하는 패브리-페롯의 조정가능한 수직 캐비티 장치 제조 방법.
- 제 8 항에 있어서, 상기 지지 구조체는 서로 다른 x의 값은 AlXGa1-XAs층의쌍을 포함하는 패브리-페롯의 조정가능한 수직 캐비티 장치 제조 방법.
- 제 10 항에 있어서, 상기 지지 구조체는 상부 DBR 스택으로서 동일한 쌍의 AlXGa1-XAs층을 포함하는 패브리-페롯의 조정가능한 수직 캐비티 장치 제조 방법.
- 제 8 항에 있어서, 상기 상부 및 하부 DBR 스택의 각각은 서로 다른 값 x을 가지는 AlXGa1-XAs층의 쌍을 포함하는 패브리-페롯의 조정가능한 수직 캐비티 장치 제조 방법.
- 제 8 항에 있어서, 상기 하부 DBR 스택과 스페이셔사이의 액티브 캐비티 재료의 형성을 또한 포함하는 패브리-페롯의 조정가능한 수직 캐비티 장치 제조 방법.
- 제 13 항에 있어서, 상기 액티브 캐비티 재료의 형성은 2개의 크래딩 층사이에 샌드위치된 다중양자 웰 층의 스택을 성장시키는 단계를 포함하는 패브리-페롯의 조정가능한 수직 캐비티 장치 제조 방법.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US09/809,239 US6542531B2 (en) | 2001-03-15 | 2001-03-15 | Vertical cavity surface emitting laser and a method of fabrication thereof |
US09/809,236 US6546029B2 (en) | 2001-03-15 | 2001-03-15 | Micro-electromechanically tunable vertical cavity photonic device and a method of fabrication thereof |
US09/809,236 | 2001-03-15 | ||
US09/809,239 | 2001-03-15 | ||
PCT/IB2002/000682 WO2002075263A1 (en) | 2001-03-15 | 2002-03-08 | A micro-electromechanically tunable vertical cavity photonic device and a method of fabrication thereof |
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KR20030084994A true KR20030084994A (ko) | 2003-11-01 |
KR100622852B1 KR100622852B1 (ko) | 2006-09-18 |
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KR1020037012015A KR100622852B1 (ko) | 2001-03-15 | 2002-03-08 | 마이크로-전기기계적으로 조정가능한 수직 캐비티 광소자 및 그 제조 방법 |
KR1020037012016A KR100623406B1 (ko) | 2001-03-15 | 2002-03-08 | 수직 공동 표면 방출 레이저 |
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EP (2) | EP1368623A1 (ko) |
JP (2) | JP4174322B2 (ko) |
KR (2) | KR100622852B1 (ko) |
CN (2) | CN1263209C (ko) |
AT (1) | ATE295011T1 (ko) |
AU (1) | AU2002234838A1 (ko) |
DE (1) | DE60204007T2 (ko) |
ES (1) | ES2241988T3 (ko) |
HK (1) | HK1069020A1 (ko) |
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US5142414A (en) * | 1991-04-22 | 1992-08-25 | Koehler Dale R | Electrically actuatable temporal tristimulus-color device |
US5513204A (en) * | 1995-04-12 | 1996-04-30 | Optical Concepts, Inc. | Long wavelength, vertical cavity surface emitting laser with vertically integrated optical pump |
US5739945A (en) * | 1995-09-29 | 1998-04-14 | Tayebati; Parviz | Electrically tunable optical filter utilizing a deformable multi-layer mirror |
US5977604A (en) * | 1996-03-08 | 1999-11-02 | The Regents Of The University Of California | Buried layer in a semiconductor formed by bonding |
AU3600697A (en) * | 1996-08-09 | 1998-03-06 | W.L. Gore & Associates, Inc. | Vertical cavity surface emitting laser with tunnel junction |
WO1998008278A1 (en) * | 1996-08-21 | 1998-02-26 | W.L. Gore & Associates, Inc. | Vertical cavity surface emitting lasers using patterned wafer fusion |
WO1998048492A1 (en) * | 1997-04-23 | 1998-10-29 | Honeywell Inc. | Electronic devices formed from pre-patterned structures that are bonded |
CN1179191C (zh) * | 1997-12-29 | 2004-12-08 | 核心科技公司 | 微机电调谐共焦垂直腔面发射激光器与法布里-珀罗滤光器 |
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KR100622852B1 (ko) | 2006-09-18 |
EP1378039A2 (en) | 2004-01-07 |
CN1263209C (zh) | 2006-07-05 |
DE60204007T2 (de) | 2006-03-16 |
WO2002075263A1 (en) | 2002-09-26 |
HK1069020A1 (en) | 2005-05-06 |
EP1378039B1 (en) | 2005-05-04 |
WO2002075868A3 (en) | 2002-12-12 |
KR100623406B1 (ko) | 2006-09-18 |
DE60204007D1 (de) | 2005-06-09 |
JP2004538621A (ja) | 2004-12-24 |
CN1524328A (zh) | 2004-08-25 |
CN1509406A (zh) | 2004-06-30 |
ATE295011T1 (de) | 2005-05-15 |
AU2002234838A1 (en) | 2002-10-03 |
KR20030083735A (ko) | 2003-10-30 |
WO2002075868A2 (en) | 2002-09-26 |
JP2004534383A (ja) | 2004-11-11 |
ES2241988T3 (es) | 2005-11-01 |
EP1368623A1 (en) | 2003-12-10 |
JP4174322B2 (ja) | 2008-10-29 |
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