JP5858476B2 - 光素子 - Google Patents
光素子 Download PDFInfo
- Publication number
- JP5858476B2 JP5858476B2 JP2012159617A JP2012159617A JP5858476B2 JP 5858476 B2 JP5858476 B2 JP 5858476B2 JP 2012159617 A JP2012159617 A JP 2012159617A JP 2012159617 A JP2012159617 A JP 2012159617A JP 5858476 B2 JP5858476 B2 JP 5858476B2
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- JP
- Japan
- Prior art keywords
- optical
- optical waveguide
- waveguide
- region
- light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000003287 optical effect Effects 0.000 title claims description 150
- 239000000758 substrate Substances 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 20
- 239000004038 photonic crystal Substances 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 239000011162 core material Substances 0.000 description 18
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 14
- 229910052710 silicon Inorganic materials 0.000 description 14
- 239000010703 silicon Substances 0.000 description 14
- 229910052732 germanium Inorganic materials 0.000 description 13
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 13
- 238000000034 method Methods 0.000 description 8
- 239000013078 crystal Substances 0.000 description 7
- 239000012212 insulator Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 239000004065 semiconductor Substances 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 6
- 238000005253 cladding Methods 0.000 description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 6
- 229910052737 gold Inorganic materials 0.000 description 6
- 239000010931 gold Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 150000002739 metals Chemical class 0.000 description 6
- 229910052814 silicon oxide Inorganic materials 0.000 description 6
- 229910052709 silver Inorganic materials 0.000 description 6
- 239000004332 silver Substances 0.000 description 6
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 5
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 238000001312 dry etching Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000003574 free electron Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
Images
Classifications
-
- 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
- G02B6/35—Optical coupling means having switching means
- G02B6/3502—Optical coupling means having switching means involving direct waveguide displacement, e.g. cantilever type waveguide displacement involving waveguide bending, or displacing an interposed waveguide between stationary waveguides
- G02B6/3504—Rotating, tilting or pivoting the waveguides, or with the waveguides describing a curved path
-
- 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
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
- G02B6/357—Electrostatic force
-
- 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
- G02B6/35—Optical coupling means having switching means
- G02B6/3598—Switching means directly located between an optoelectronic element and waveguides, including direct displacement of either the element or the waveguide, e.g. optical pulse generation
Landscapes
- Optical Integrated Circuits (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Description
図5に、本発明の第1の実施形態にかかる光能動素子の構成例の平面図を示す。
図6に、本発明の第2の実施形態にかかる光能動素子の構成例の平面図を示す。
本構成例は、例えばSOI(Silicon on Insulator)基板に形成される。図6には基板および梁部の支持部を図示していないが、図1に示すように、図6に示す梁部は支持部が基板の凸部に固定され、基板上の梁部1の自由端側の下に位置する領域には電極が配置されている。
図7に、本発明の第3の実施形態にかかる光能動素子の構成例の平面図を示す。
図8に、第4の実施形態にかかる光能動素子の構成例の平面図を示す。
図9に、本発明の第5の実施形態にかかる光能動素子の構成例の平面図を示す。
図10に、本発明の第6の実施形態にかかる光能動素子の構成例の平面図を示す。
1 梁部
2 入射光
3 入射用光導波路
4、10 くびれ部分
5、11 光能動素子
6、8 反射鏡
7 折り返し導波路
9 出射用光導波路
21、22 電極
Claims (6)
- 凸部を有する基板と、
前記凸部に固定された支持部と、前記支持部によって支持された可動部とからなる梁部であって、前記可動部の前記支持部側の第1の領域は、前記梁部の短手方向の幅が前記可動部の自由端側の第2の領域より狭い、梁部と、
前記支持部上から前記第1の領域上を通過して前記第2の領域上に形成された2本の光導波路、および前記2本の光導波路を結合する前記第2の領域上に形成された光反射部からなる光導波路部であって、前記2本の光導波路が前記梁部の表面上に形成されたリブ型光導波路である、光導波路部と、
前記第1の領域上の前記光導波路の上に形成された光能動素子であって、印加された応力により、作用光帯域を可変とする光能動素子と、
前記可動部上に配置された第1の電極と、
前記可動部と対向する前記基板上に配置された第2の電極と
を備えたことを特徴とする光素子。 - 前記光反射部は、端面が前記光導波路からの入射光および前記光導波路への出射光を全反射する角度に加工された光導波路であることを特徴とする請求項1に記載の光素子。
- 前記光反射部の端面は、高反射率材料でコーティングされていることを特徴とする請求項2に記載の光素子。
- 前記光反射部は、フォトニック結晶導波路であることを特徴とする請求項1に記載の光素子。
- 前記光反射部は方向性結合器であり、前記方向性結合器の光結合領域の光導波路にブラッグ回折格子が形成されたことを特徴とする請求項1に記載の光素子。
- 前記光反射部は方向性結合器とフォトニック結晶で形成され、前記方向性結合器の光結合領域の光導波路にフォトニック結晶が形成されたことを特徴とする請求項1に記載の光素子。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012159617A JP5858476B2 (ja) | 2012-07-18 | 2012-07-18 | 光素子 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012159617A JP5858476B2 (ja) | 2012-07-18 | 2012-07-18 | 光素子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014021270A JP2014021270A (ja) | 2014-02-03 |
JP5858476B2 true JP5858476B2 (ja) | 2016-02-10 |
Family
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JP2012159617A Active JP5858476B2 (ja) | 2012-07-18 | 2012-07-18 | 光素子 |
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JP (1) | JP5858476B2 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5871240B2 (ja) * | 2013-03-07 | 2016-03-01 | 日本電信電話株式会社 | 光素子 |
JP6041389B2 (ja) * | 2013-07-26 | 2016-12-07 | 日本電信電話株式会社 | 光変調器 |
JP6183957B2 (ja) * | 2014-05-15 | 2017-08-23 | 日本電信電話株式会社 | 光変調装置 |
US10345525B2 (en) | 2016-06-30 | 2019-07-09 | Acacia Communications, Inc. | Cantilevers with one- or two-dimensional actuation for on-chip active waveguide coupling alignment |
WO2022009837A1 (ja) | 2020-07-08 | 2022-01-13 | 株式会社ダイセル | 導電性インク |
KR20230036119A (ko) | 2020-07-08 | 2023-03-14 | 주식회사 다이셀 | 도전 적층체의 제조 방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3665871B2 (ja) * | 1998-09-04 | 2005-06-29 | Nok株式会社 | 光部品 |
JP2004138680A (ja) * | 2002-10-15 | 2004-05-13 | Ntt Advanced Technology Corp | 光デバイス |
JP4398275B2 (ja) * | 2003-11-25 | 2010-01-13 | 株式会社リコー | 光制御素子 |
CN101482575B (zh) * | 2009-02-23 | 2011-02-09 | 东南大学 | 一种悬臂梁结构的谐振式集成光波导加速度计 |
WO2011024968A1 (ja) * | 2009-08-28 | 2011-03-03 | 国立大学法人 東京大学 | 光素子 |
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2012
- 2012-07-18 JP JP2012159617A patent/JP5858476B2/ja active Active
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JP2014021270A (ja) | 2014-02-03 |
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