JP6270387B2 - 半導体光共振器、半導体光素子及び光通信モジュール - Google Patents
半導体光共振器、半導体光素子及び光通信モジュール Download PDFInfo
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- JP6270387B2 JP6270387B2 JP2013188976A JP2013188976A JP6270387B2 JP 6270387 B2 JP6270387 B2 JP 6270387B2 JP 2013188976 A JP2013188976 A JP 2013188976A JP 2013188976 A JP2013188976 A JP 2013188976A JP 6270387 B2 JP6270387 B2 JP 6270387B2
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- 230000003287 optical effect Effects 0.000 title claims description 120
- 239000004065 semiconductor Substances 0.000 title claims description 86
- 238000004891 communication Methods 0.000 title claims description 9
- 238000005424 photoluminescence Methods 0.000 claims description 6
- 239000011295 pitch Substances 0.000 description 56
- 238000006073 displacement reaction Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 238000002955 isolation Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000013459 approach Methods 0.000 description 4
- 238000005530 etching Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
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- 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
- G02B6/26—Optical coupling means
- G02B6/34—Optical coupling means utilising prism or grating
-
- 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
- H01S5/0265—Intensity modulators
-
- 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
- H01S5/1053—Comprising an active region having a varying composition or cross-section in a specific direction
- H01S5/106—Comprising an active region having a varying composition or cross-section in a specific direction varying thickness along the optical axis
-
- 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
- G02B6/10—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
- G02B6/122—Basic optical elements, e.g. light-guiding paths
- G02B6/124—Geodesic lenses or integrated gratings
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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
- H01S2301/00—Functional characteristics
- H01S2301/02—ASE (amplified spontaneous emission), noise; Reduction thereof
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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
- H01S5/10—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
- H01S5/12—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 the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
- H01S5/1206—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 the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers having a non constant or multiplicity of periods
- H01S5/1212—Chirped grating
-
- 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
- H01S5/12—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 the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
- H01S5/1231—Grating growth or overgrowth details
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Semiconductor Lasers (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Description
Claims (6)
- 半導体光共振器と、
前記半導体光共振器とButt−Joint構造により接続される光変調器と、
光軸方向で前記半導体光共振器との接続部に近い領域の実行屈折率が前記接続部に対して遠い領域の実行屈折率より大きい、2以上の領域を含む導波路と、
前記導波路の光軸方向に沿って形成される回折格子と、を有し、
前記回折格子のピッチは、前記接続部に近い領域から前記接続部に遠い領域に亘って段階的に変化し、前記回折格子のピッチの変更領域数は、3以上10以下である、
ことを特徴とする半導体光素子。 - 請求項1に記載の半導体光素子であって、
前記導波路は、光軸方向で前記接続部に近い領域の厚みが、前記接続部に遠い領域の厚みよりも厚い、
ことを特徴とする半導体光素子。 - 請求項1に記載の半導体光素子であって、
前記導波路は、光軸方向で前記接続部に近い領域のフォトルミネッセンス波長が、前記接続部に遠い領域のフォトルミネッセンス波長より長い、
ことを特徴とする半導体光素子。 - 請求項1乃至3のいずれかに記載の半導体光素子であって、
前記導波路に沿ってメサストライプ構造を有する
ことを特徴とする半導体光素子。 - 請求項1乃至4のいずれかに記載の半導体光素子であって、
前記光導波路の前後方端間の発光波長の差が±2nm以内である
ことを特徴とする半導体光素子。 - 請求項1乃至5のいずれかに記載の半導体光素子を備える光通信モジュール。
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JP2013188976A JP6270387B2 (ja) | 2013-09-12 | 2013-09-12 | 半導体光共振器、半導体光素子及び光通信モジュール |
US14/480,877 US9335483B2 (en) | 2013-09-12 | 2014-09-09 | Optical semiconductor resonator, optical semiconductor device, and optical module |
US15/147,119 US9791622B2 (en) | 2013-09-12 | 2016-05-05 | Optical semiconductor resonator, optical semiconductor device, and optical module |
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JP2013188976A JP6270387B2 (ja) | 2013-09-12 | 2013-09-12 | 半導体光共振器、半導体光素子及び光通信モジュール |
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JP2017249585A Division JP6499268B2 (ja) | 2017-12-26 | 2017-12-26 | 半導体光素子及び光通信モジュール |
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JP6270387B2 true JP6270387B2 (ja) | 2018-01-31 |
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Cited By (1)
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JP2018046309A (ja) * | 2017-12-26 | 2018-03-22 | 日本オクラロ株式会社 | 半導体光素子及び光通信モジュール |
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JP6851906B2 (ja) * | 2017-05-31 | 2021-03-31 | 旭有機材株式会社 | 地山固結用薬液組成物 |
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US5428635A (en) * | 1994-01-11 | 1995-06-27 | American Biogenetic Sciences, Inc. | Multi-wavelength tunable laser |
JP3463740B2 (ja) * | 1999-03-11 | 2003-11-05 | 日本電気株式会社 | 分布帰還型半導体レーザ |
JP2000277869A (ja) * | 1999-03-29 | 2000-10-06 | Mitsubishi Electric Corp | 変調器集積型半導体レーザ装置及びその製造方法 |
WO2001011401A1 (en) * | 1999-08-05 | 2001-02-15 | Daniel Levner | Synthesis of supergratings by fourier methods |
JP4690515B2 (ja) * | 2000-02-22 | 2011-06-01 | 古河電気工業株式会社 | 光変調器、半導体光素子、及びそれらの作製方法 |
JP2002353559A (ja) * | 2001-05-29 | 2002-12-06 | Nec Corp | 半導体レーザ及びその製造方法 |
US7356224B2 (en) * | 2001-07-03 | 2008-04-08 | Brown University Research Foundation | Method and apparatus for detecting multiple optical wave lengths |
JP4833457B2 (ja) * | 2001-08-29 | 2011-12-07 | 古河電気工業株式会社 | 光集積デバイスの作製方法 |
US6888986B2 (en) * | 2001-10-19 | 2005-05-03 | Intel Corporation | Method and apparatus of a semiconductor-based tunable optical dispersion compensation system with multiple system with multiple channels |
JP2003218462A (ja) * | 2002-01-18 | 2003-07-31 | Matsushita Electric Ind Co Ltd | 分布帰還型半導体レーザ装置 |
US6647032B1 (en) * | 2002-01-31 | 2003-11-11 | Intel Corporation | Thermally wavelength tunable laser having selectively activated gratings |
US6782164B1 (en) * | 2002-01-31 | 2004-08-24 | Intel Corporation | Thermally wavelength tunable laser having selectively activated gratings |
KR20050116364A (ko) * | 2003-01-22 | 2005-12-12 | 그룹 Iv 세미콘덕터 아이엔씨. | 도프트 반도체 나노결정층, 도프트 반도체 분말 및 이러한층 또는 분말을 이용한 광소자 |
JP4657853B2 (ja) * | 2005-08-11 | 2011-03-23 | 住友電工デバイス・イノベーション株式会社 | 半導体レーザ、レーザモジュール、光学部品、レーザ装置、半導体レーザの製造方法および半導体レーザの制御方法 |
JP2011091164A (ja) * | 2009-10-21 | 2011-05-06 | Sumitomo Electric Ind Ltd | 半導体集積素子 |
JP2011091163A (ja) * | 2009-10-21 | 2011-05-06 | Sumitomo Electric Ind Ltd | 半導体集積素子 |
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JP2013051319A (ja) * | 2011-08-31 | 2013-03-14 | Nippon Telegr & Teleph Corp <Ntt> | 光半導体レーザ素子の製造方法 |
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