KR20130128651A - 전계흡수형 변조기 레이저 - Google Patents
전계흡수형 변조기 레이저 Download PDFInfo
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- KR20130128651A KR20130128651A KR1020120052524A KR20120052524A KR20130128651A KR 20130128651 A KR20130128651 A KR 20130128651A KR 1020120052524 A KR1020120052524 A KR 1020120052524A KR 20120052524 A KR20120052524 A KR 20120052524A KR 20130128651 A KR20130128651 A KR 20130128651A
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- Prior art keywords
- absorption modulator
- field absorption
- laser
- quantum well
- eam
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 39
- 230000003287 optical effect Effects 0.000 claims abstract description 16
- 238000005468 ion implantation Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000010410 layer Substances 0.000 description 16
- 239000011247 coating layer Substances 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 239000004642 Polyimide Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 229920001721 polyimide Polymers 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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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
- H01S5/06—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
- H01S5/0608—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 light, e.g. optical switch
- H01S5/0609—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 light, e.g. optical switch acting on an absorbing region, e.g. wavelength convertors
-
- 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
- H01S5/1042—Optical microcavities, e.g. cavity dimensions comparable to the wavelength
-
- 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
- H01S5/2004—Confining in the direction perpendicular to the layer structure
- H01S5/2009—Confining in the direction perpendicular to the layer structure by using electron barrier layers
- H01S5/2013—MQW barrier reflection layers
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Geometry (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
도 2는 본 발명의 일실시예에 따른 전계흡수형 변조기 레이저의 구조를 나타낸 단면도,
도 3은 도 2의 각 영역에서의 양자우물 밴드 구조를 나타낸 도면,
도 4는 본 발명의 일실시예에 따른 전계흡수형 변조기 레이저에서 이온 주입 영역의 역할을 설명하기 위한 도면,
도 5는 본 발명의 다른 실시예에 따른 전계흡수형 변조기 레이저의 구조를 나타낸 사시도,
도 6은 본 발명의 또 다른 실시예에 따른 전계흡수형 변조기 레이저의 구조를 나타낸 단면도이다.
120: 제1 다중양자우물 120a: InP층
130: 제1 P형 전극 130a: 제1 P형 전극 패드
140: 제1 폴리이미드 150: 버트 결합 계면
160: 이온 주입 영역 200: EAM
210: 제2 폴리이미드 300: SSC
310: 제2 다중양자우물 320: 테이퍼
330: 리지 도파로 340: 평판 도파로
350: N형 전극 360: 제2 P형 전극
360a: 제2 P형 전극 패드 410: HR 코팅층
420: AR 코팅층
Claims (4)
- 제1 다중양자우물을 포함하고, 단일 파장의 광 신호를 출력하는 리지형 구조의 단일 파장 레이저;
제2 다중양자우물을 포함하고, 상기 단일 파장 레이저에서 출력되는 광 신호를 변조하는 리지형 구조의 전계흡수형 변조기; 및
상기 전계흡수형 변조기에 의해 변조된 광 신호의 모드의 크기를 변화시키는 리지형 구조의 모드 변환기;
를 포함하고,
상기 단일 파장 레이저와 상기 전계흡수형 변조기는 버트 결합되는 것을 특징으로 하는 전계흡수형 변조기 레이저.
- 제1항에 있어서,
상기 단일 파장 레이저와 상기 전계흡수형 변조기는 이온 주입을 통해 전기적으로 절연되는 것을 특징으로 하는 전계흡수형 변조기 레이저.
- 제1항에 있어서, 상기 모드 변환기는,
상기 제2 다중양자우물로부터 연장되어 폭이 점차로 감소하는 테이퍼(Taper); 및
상기 테이퍼를 덮고 있는 리지 도파로;
를 포함하는 것을 특징으로 하는 전계흡수형 변조기 레이저.
- 제3항에 있어서,
상기 테이퍼는 딥 리지형 구조로 이루어지는 것을 특징으로 하는 전계흡수형 변조기 레이저.
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KR1020120052524A KR20130128651A (ko) | 2012-05-17 | 2012-05-17 | 전계흡수형 변조기 레이저 |
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KR1020120052524A KR20130128651A (ko) | 2012-05-17 | 2012-05-17 | 전계흡수형 변조기 레이저 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113113839A (zh) * | 2021-03-19 | 2021-07-13 | 武汉光迅科技股份有限公司 | 一种激光器芯片 |
WO2022085897A1 (ko) * | 2020-10-22 | 2022-04-28 | (주)오이솔루션 | 전계 흡수형 변조기 집적 레이저 |
CN115336123A (zh) * | 2020-04-14 | 2022-11-11 | 华为技术有限公司 | 电吸收调制激光器 |
CN116885560A (zh) * | 2023-06-29 | 2023-10-13 | 武汉云岭光电股份有限公司 | 电吸收调制激光器芯片及其制作方法 |
Citations (4)
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JPH0837341A (ja) * | 1994-07-22 | 1996-02-06 | Hitachi Ltd | 半導体光集積素子およびその製造方法 |
KR20000073816A (ko) * | 1999-05-14 | 2000-12-05 | 윤종용 | 나팔 모양의 도파로를 이용한 전자-흡수 변조기 레이저 |
KR20030093199A (ko) * | 2001-01-19 | 2003-12-06 | 더 트러스티즈 오브 프린스턴 유니버시티 | 비대칭 도파관 전자흡수-피변조 레이저 |
KR20080052233A (ko) * | 2006-12-06 | 2008-06-11 | 한국전자통신연구원 | 광모드 크기 변환기가 집적된 레이저 소자 |
-
2012
- 2012-05-17 KR KR1020120052524A patent/KR20130128651A/ko not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0837341A (ja) * | 1994-07-22 | 1996-02-06 | Hitachi Ltd | 半導体光集積素子およびその製造方法 |
KR20000073816A (ko) * | 1999-05-14 | 2000-12-05 | 윤종용 | 나팔 모양의 도파로를 이용한 전자-흡수 변조기 레이저 |
KR20030093199A (ko) * | 2001-01-19 | 2003-12-06 | 더 트러스티즈 오브 프린스턴 유니버시티 | 비대칭 도파관 전자흡수-피변조 레이저 |
KR20080052233A (ko) * | 2006-12-06 | 2008-06-11 | 한국전자통신연구원 | 광모드 크기 변환기가 집적된 레이저 소자 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115336123A (zh) * | 2020-04-14 | 2022-11-11 | 华为技术有限公司 | 电吸收调制激光器 |
WO2022085897A1 (ko) * | 2020-10-22 | 2022-04-28 | (주)오이솔루션 | 전계 흡수형 변조기 집적 레이저 |
CN113113839A (zh) * | 2021-03-19 | 2021-07-13 | 武汉光迅科技股份有限公司 | 一种激光器芯片 |
CN113113839B (zh) * | 2021-03-19 | 2022-05-13 | 武汉光迅科技股份有限公司 | 一种激光器芯片 |
CN116885560A (zh) * | 2023-06-29 | 2023-10-13 | 武汉云岭光电股份有限公司 | 电吸收调制激光器芯片及其制作方法 |
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