KR101525334B1 - 매립형 헤테로 구조 반도체 광증폭기 및 광검출기를 포함하는 모놀리식 집적 구조체 - Google Patents
매립형 헤테로 구조 반도체 광증폭기 및 광검출기를 포함하는 모놀리식 집적 구조체 Download PDFInfo
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- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
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- 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
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- G—PHYSICS
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- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
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- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/12002—Three-dimensional structures
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- G—PHYSICS
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- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
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- 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
- H01S5/0262—Photo-diodes, e.g. transceiver devices, bidirectional devices
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- H01S5/00—Semiconductor lasers
- H01S5/50—Amplifier structures not provided for in groups H01S5/02 - H01S5/30
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12083—Constructional arrangements
- G02B2006/12121—Laser
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- G—PHYSICS
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- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12133—Functions
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
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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
- H01S5/1003—Waveguide having a modified shape along the axis, e.g. branched, curved, tapered, voids
- H01S5/1014—Tapered waveguide, e.g. spotsize converter
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- H—ELECTRICITY
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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
- H01S5/1028—Coupling to elements in the cavity, e.g. coupling to waveguides adjacent the active region, e.g. forward coupled [DFC] structures
- H01S5/1032—Coupling to elements comprising an optical axis that is not aligned with the optical axis of the active region
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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
- H01S5/20—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
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Abstract
Description
도 2는 도 1의 광검출기 및 모놀리식으로 집적된 매립형 헤테로 구조 SOA의 단면도에 관한 예시의 개략적인 도해이다.
도 3은 SOA 사이의 결합 효율과 관련된 시뮬레이션 결과에 관한 예시의 그래프로, 특정 BH-SOA 포토다이오드 광학 천이 도파관 길이에 대하여 그리고 특정 다이오드 폭에 대하여 다이오드 길이 대비(versus) 포토다이오드 양자 효율이 도시된다.
도 4는 일부 실시예에 따라 버트-결합된 구성에서의 딥 리지 광검출기 및 모놀리식으로 집적된 BH-SOA의 평면도에 관한 예시의 개략적인 도해이다.
도 5는 도 4의 광검출기 및 모놀리식으로 집적된 매립형 헤테로 구조 SOA의 단면도에 관한 예시의 개략적인 도해이다.
3: 광검출기 4: 제 1 스폿 사이즈 컨버터
5: 제 1의 낮은 컨파인먼트 광학 수동 도파관
6: 제 2 스폿 사이즈 컨버터 7: 제 2 광학 수동 도파관
8: 광학 수동 천이 도파관 9: 제 3 스폿 사이즈 컨버터
Claims (14)
- 모놀리식 집적 구조체(a monolithic integrated structure)로서,
능동 도파관(an active waveguide)을 포함하는 매립형 헤테로 구조 반도체 광증폭기(a buried heterostructure semiconductor optical amplifier)와,
딥 리지 광검출기(a deep ridge photodetector)와,
상기 구조체로 유입 광(an incoming light)을 주입(inject)하도록 구성된 제 1 광학 수동 도파관(a first optical passive waveguide)
을 포함하되,
상기 구조체는 상기 능동 도파관을 제 2 광학 수동 도파관(a second optical passive waveguide)에 결합하도록 구성된 제 1 스폿 사이즈 컨버터(a first spot size converter)와, 상기 제 2 광학 수동 도파관을 광학 수동 천이 도파관(an optical passive transition waveguide) - 상기 광학 수동 천이 도파관은 상기 딥 리지 광검출기의 능동 영역에 상기 광이 이버네센트 결합(evanescently coupling)하도록 구성됨 - 에 결합하도록 구성된 제 2 스폿 사이즈 컨버터(a second spot size converter)를 포함하는
모놀리식 집적 구조체.
- 제 1 항에 있어서,
상기 구조체는, 상기 반도체 광증폭기의 상기 능동 도파관과 상기 제 1 광학 수동 도파관 사이의 결합을 허용하도록 구성된 제 3 스폿 사이즈 컨버터(a third spot size converter)를 포함하는
모놀리식 집적 구조체.
- 제 1 항에 있어서,
상기 광학 수동 천이 도파관은 InGaAsP 층을 포함하는
모놀리식 집적 구조체.
- 제 1 항에 있어서,
상기 반도체 광증폭기의 상기 능동 도파관 및 상기 광학 수동 천이 도파관은 버트-결합된(butt-coupled)
모놀리식 집적 구조체.
- 삭제
- 제 1 항에 있어서,
상기 광학 수동 천이 도파관은 적어도 부분적으로 상기 광검출기의 부근에서 평면인
모놀리식 집적 구조체.
- 제 1 항 내지 제 4 항 및 제 6 항 중 어느 한 항의 상기 모놀리식 집적 구조체를 포함하는
수신기(a receiver). - 삭제
- 삭제
- 제 1 항에 있어서,
상기 제 1 및 제 2 광학 수동 도파관은 상기 구조체 내의 같은 층(layer)의 상이한 부분에 있는
모놀리식 집적 구조체.
- 제 7 항에 있어서,
상기 제 1 및 제 2 광학 수동 도파관은 상기 구조체 내의 같은 층의 상이한 부분에 있는
수신기.
- 모놀리식 집적 구조체로서,
매립형 헤테로 구조 반도체 광증폭기를 포함하되,
상기 매립형 헤테로 구조 반도체 광증폭기는
제 1 광학 수동 도파관으로부터 능동 도파관으로의 광학적 경로, 상기 능동 도파관으로부터 상기 능동 도파관보다 낮은 층에 위치한 제 2 광학 수동 도파관으로의 광학적 경로, 상기 제 2 광학 수동 도파관으로부터 광학 수동 천이 도파관으로의 광학적 경로, 및 상기 광학 수동 천이 도파관으로부터 딥 리지 광검출기로의 광학적 경로, 및
상기 딥 리지 광검출기의 능동 영역에 광이 이버네센트 결합하도록 구성되는 상기 광학 수동 천이 도파관과 상기 제 1 광학 수동 도파관 사이에 위치한 적어도 하나의 스폿 사이즈 컨버터
를 형성하는
모놀리식 집적 구조체.
- 제 12 항에 있어서,
상기 제 1 및 제 2 광학 수동 도파관은 상기 구조체 내의 같은 층의 상이한 부분에 있는
모놀리식 집적 구조체.
- 제 12 항에 있어서,
상기 반도체 광증폭기의 상기 능동 도파관은 제 1 스폿 사이즈 컨버터에 의해 상기 제 2 광학 수동 도파관에 결합되고, 상기 제 2 광학 수동 도파관은 제 2 스폿 사이즈 컨버터에 의해 상기 수동 천이 도파관에 결합되는
모놀리식 집적 구조체.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP10306064.6 | 2010-09-30 | ||
EP10306064A EP2439822A1 (en) | 2010-09-30 | 2010-09-30 | A monolithic integrated structure comprising a buried heterostructure semiconductor optical amplifier and a photodetector |
PCT/EP2011/066766 WO2012041850A1 (en) | 2010-09-30 | 2011-09-27 | A monolithic integrated structure comprising a buried heterostructure semiconductor optical amplifier and a photodetector |
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KR20130093636A KR20130093636A (ko) | 2013-08-22 |
KR101525334B1 true KR101525334B1 (ko) | 2015-06-02 |
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KR1020137011120A Expired - Fee Related KR101525334B1 (ko) | 2010-09-30 | 2011-09-27 | 매립형 헤테로 구조 반도체 광증폭기 및 광검출기를 포함하는 모놀리식 집적 구조체 |
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US (1) | US8995804B2 (ko) |
EP (1) | EP2439822A1 (ko) |
JP (1) | JP5837601B2 (ko) |
KR (1) | KR101525334B1 (ko) |
CN (1) | CN103154791B (ko) |
SG (1) | SG189094A1 (ko) |
WO (1) | WO2012041850A1 (ko) |
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2010
- 2010-09-30 EP EP10306064A patent/EP2439822A1/en not_active Withdrawn
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2011
- 2011-09-27 KR KR1020137011120A patent/KR101525334B1/ko not_active Expired - Fee Related
- 2011-09-27 CN CN201180047519.XA patent/CN103154791B/zh not_active Expired - Fee Related
- 2011-09-27 US US13/824,726 patent/US8995804B2/en active Active
- 2011-09-27 SG SG2013022223A patent/SG189094A1/en unknown
- 2011-09-27 WO PCT/EP2011/066766 patent/WO2012041850A1/en active Application Filing
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US5134671A (en) * | 1990-08-03 | 1992-07-28 | At&T Bell Laboratories | Monolithic integrated optical amplifier and photodetector |
US6330378B1 (en) * | 2000-05-12 | 2001-12-11 | The Trustees Of Princeton University | Photonic integrated detector having a plurality of asymmetric waveguides |
US20070110357A1 (en) * | 2005-11-15 | 2007-05-17 | Forrest Stephen R | Integrated photonic amplifier and detector |
KR100759805B1 (ko) * | 2005-12-07 | 2007-09-20 | 한국전자통신연구원 | 광증폭 듀플렉서 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190053380A (ko) * | 2017-11-10 | 2019-05-20 | 한국전자통신연구원 | 광 결합 장치 및 그의 제조 방법 |
KR102553852B1 (ko) * | 2017-11-10 | 2023-07-13 | 한국전자통신연구원 | 광 결합 장치 및 그의 제조 방법 |
Also Published As
Publication number | Publication date |
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SG189094A1 (en) | 2013-05-31 |
JP2013540351A (ja) | 2013-10-31 |
CN103154791A (zh) | 2013-06-12 |
US8995804B2 (en) | 2015-03-31 |
CN103154791B (zh) | 2015-07-01 |
EP2439822A1 (en) | 2012-04-11 |
WO2012041850A1 (en) | 2012-04-05 |
JP5837601B2 (ja) | 2015-12-24 |
US20130301985A1 (en) | 2013-11-14 |
KR20130093636A (ko) | 2013-08-22 |
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