JP2016178271A - 垂直キャビティ表面発光レーザ - Google Patents
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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
- H01S5/185—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only horizontal cavities, e.g. horizontal cavity surface-emitting lasers [HCSEL]
- H01S5/187—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only horizontal cavities, e.g. horizontal cavity surface-emitting lasers [HCSEL] using Bragg reflection
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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]
- H01S5/18308—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
- H01S5/18311—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 using selective oxidation
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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]
- H01S5/18344—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL] characterized by the mesa, e.g. dimensions or shape of the mesa
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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
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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
- H01S5/3407—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 characterised by special barrier layers
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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
- H01S5/34313—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
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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
- H01S5/3434—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 comprising at least both As and P as V-compounds
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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
- H01S5/34346—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 characterised by the materials of the barrier layers
- H01S5/34386—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 characterised by the materials of the barrier layers explicitly Al-free
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Abstract
【解決手段】VCSEL200は、波長が850nmのレーザ光を出射する垂直キャビティ表面発光レーザであって、活性領域203を有している。活性領域203は、InxGa1−xAsからなる量子井戸280と、GaAs1−yPyからなり、バリア層270とを有し、量子井戸280およびバリア層270におけるx、yについて、xが0.05から0.1の範囲内にあり、yが0.2から0.29の範囲内にある。
【選択図】図1
Description
Claims (10)
- 波長がおよそ850nmのレーザ光を出射する垂直キャビティ表面発光レーザであって、該垂直キャビティ表面発光レーザが活性領域を有し、該活性領域が、
InxGa1−xAsからなる2以上の量子井戸と、
GaAs1−yPyからなり、該量子井戸に接続されている3以上のバリア層とを有し、
該量子井戸およびバリア層における前記x、yについて、該xが0.05から0.1の範囲内にあり、該yが0.2から0.29の範囲内にある垂直キャビティ表面発光レーザ。 - 前記活性領域が、前記バリア層に隣接して形成された分離閉じ込めヘテロ構造層を有し、該分離閉じ込めヘテロ構造層がAlGaAsから形成されている請求項1記載の垂直キャビティ表面発光レーザ。
- 前記分離閉じ込めヘテロ構造層が連続した傾斜路として形成されている請求項2記載の垂直キャビティ表面発光レーザ。
- 前記量子井戸およびバリア層が3nmから5nmの範囲の厚さを有する請求項1〜3のいずれか一項記載の垂直キャビティ表面発光レーザ。
- 前記量子井戸およびバリア層とは、アンドープGaAsまたはp形若しくはn形のドープしたシリコン基板上に成長されている請求項1〜4のいずれか一項記載の垂直キャビティ表面発光レーザ。
- メサ構造と、パッシベーション層とを更に有し、該パッシベーション層がシリコン窒素酸化物若しくはポリマーからなるか、または該シリコン窒素酸化物およびポリマーからなり、前記メサ構造の外側表面を覆うように形成されている請求項1〜5のいずれか一項記載の垂直キャビティ表面発光レーザ。
- 前記活性領域を挟み込む2つの反射鏡層を更に有する請求項1〜6のいずれか一項記載の垂直キャビティ表面発光レーザ。
- 電流閉じ込め構造をもたらす環状酸化層が前記反射鏡層の少なくとも一方に形成されている請求項7記載の垂直キャビティ表面発光レーザ。
- 頂部分布ブラッグ反射鏡と、底部分布ブラッグ反射鏡との間に活性領域が形成され、波長がおよぞ850nmのレーザ光を出射する垂直キャビティ表面発光レーザであって、
前記活性領域は、InxGa1−xAsからなりアルミニウムを含まない2以上の量子井戸と、
該量子井戸に接続され、GaAs1−yPyからなりアルミニウムを含まない3以上のバリア層とを有し、
前記活性領域と前記頂部分布ブラッグ反射鏡との間に電流制限・閉じ込め層が形成され、
該電流制限・閉じ込め層は、中央に配置されているアパーチャ領域の外側に絶縁部が形成され、
該量子井戸およびバリア層における前記x、yについて、該xが0.05から0.1の範囲内にあり、該yが0.2から0.29の範囲内にある垂直キャビティ表面発光レーザ。 - 前記頂部分布ブラッグ反射鏡および前記底部分布ブラッグ反射鏡の側から前記電流制限・閉じ込め層を挟むように形成された位相整合層を更に有する請求項9記載の垂直キャビティ表面発光レーザ。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510124564.0A CN106033866B (zh) | 2015-03-20 | 2015-03-20 | 垂直腔面发射激光器 |
| CN201510124564.0 | 2015-03-20 |
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| JP2016178271A true JP2016178271A (ja) | 2016-10-06 |
| JP6348084B2 JP6348084B2 (ja) | 2018-06-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20240080900A (ko) * | 2022-11-30 | 2024-06-07 | 한국광기술원 | 제조 공정이 원활히 진행될 수 있도록 한 마이크로 vcsel 및 마이크로 vcsel 어레이 |
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| JPH02130988A (ja) * | 1988-11-11 | 1990-05-18 | Furukawa Electric Co Ltd:The | 量子井戸半導体レーザ素子 |
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- 2015-03-20 CN CN201510124564.0A patent/CN106033866B/zh active Active
- 2015-04-03 US US14/678,414 patent/US9438010B1/en active Active
- 2015-04-30 JP JP2015092896A patent/JP6348084B2/ja active Active
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| JPH02130988A (ja) * | 1988-11-11 | 1990-05-18 | Furukawa Electric Co Ltd:The | 量子井戸半導体レーザ素子 |
| US20040017835A1 (en) * | 1996-09-25 | 2004-01-29 | Jewell Jack L. | Extended wavelength strained layer lasers having nitrogen disposed therein |
| JP2003101149A (ja) * | 2001-09-19 | 2003-04-04 | Toshiba Corp | 半導体素子及びその製造方法 |
| JP2005019804A (ja) * | 2003-06-27 | 2005-01-20 | Toyota Motor Corp | 半導体レーザ装置 |
| JP2007049144A (ja) * | 2005-08-09 | 2007-02-22 | Samsung Electronics Co Ltd | 高出力垂直外部共振器型の面発光レーザ |
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| JP2014027160A (ja) * | 2012-07-27 | 2014-02-06 | Sharp Corp | 垂直共振器型面発光半導体レーザ |
| JP2014060384A (ja) * | 2012-08-23 | 2014-04-03 | Canon Inc | 面発光レーザー、光源装置、光源装置の駆動方法及び光干渉断層撮像装置 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20240080900A (ko) * | 2022-11-30 | 2024-06-07 | 한국광기술원 | 제조 공정이 원활히 진행될 수 있도록 한 마이크로 vcsel 및 마이크로 vcsel 어레이 |
| KR102734169B1 (ko) * | 2022-11-30 | 2024-11-25 | 한국광기술원 | 제조 공정이 원활히 진행될 수 있도록 한 마이크로 vcsel 및 마이크로 vcsel 어레이 |
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| US20160276805A1 (en) | 2016-09-22 |
| US9438010B1 (en) | 2016-09-06 |
| CN106033866A (zh) | 2016-10-19 |
| CN106033866B (zh) | 2019-12-03 |
| JP6348084B2 (ja) | 2018-06-27 |
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