JP5067464B2 - 光制御素子 - Google Patents
光制御素子 Download PDFInfo
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- JP5067464B2 JP5067464B2 JP2010222572A JP2010222572A JP5067464B2 JP 5067464 B2 JP5067464 B2 JP 5067464B2 JP 2010222572 A JP2010222572 A JP 2010222572A JP 2010222572 A JP2010222572 A JP 2010222572A JP 5067464 B2 JP5067464 B2 JP 5067464B2
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- electrode
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- control element
- light control
- modulation
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
- G02F1/035—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect in an optical waveguide structure
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
- G02F1/035—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect in an optical waveguide structure
- G02F1/0356—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect in an optical waveguide structure controlled by a high-frequency electromagnetic wave component in an electric waveguide structure
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
- G02F2201/121—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode common or background
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Description
本発明の光制御素子は、図1及び2に示すように、電気光学効果を有する基板1と、該基板に形成された光導波路(21〜23)と、該光導波路を伝播する光波を変調する変調電極とを有する光制御素子において、該変調電極は、少なくとも二つの信号電極(31,32)と該信号電極を挟むように配置された接地電極(41〜43)から構成され、二つの該信号電極の間に配置された該接地電極と、それ以外の該接地電極とを電気的に接続すると共に、該信号電極の一部を跨ぐように配置された電気的接続手段(51,52)を設けることを特徴とする。
21〜23 光導波路
31,32 信号電極
41〜47 接地電極
51〜54 導電部材
Claims (2)
- 電気光学効果を有する基板と、該基板に形成された光導波路と、該光導波路を伝播する光波を変調する変調電極とを有する光制御素子において、
該変調電極は、少なくとも二つの信号電極と該信号電極を挟むように配置された接地電極から構成され、
二つの該信号電極の間に配置された該接地電極と、それ以外の該接地電極とを電気的に接続すると共に、該信号電極の一部を跨ぐように配置された電気的接続手段を設け、
該電気的接続手段は、該変調電極が該光波に変調作用を及ぼしている作用部分に設けられていることを特徴とする光制御素子。 - 請求項1に記載の光制御素子において、該電気的接続手段は、導電線又は導電性リボンからなる導電部材を複数並列に配置するよう構成され、各導電部材の間隔は、該信号電極を伝播する電気信号の1/2波長以下となるよう設定されていることを特徴とする光制御素子。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010222572A JP5067464B2 (ja) | 2010-09-30 | 2010-09-30 | 光制御素子 |
EP11829277.0A EP2624045B1 (en) | 2010-09-30 | 2011-09-29 | Light control element |
US13/876,811 US9568751B2 (en) | 2010-09-30 | 2011-09-29 | Optical control device |
PCT/JP2011/072387 WO2012043724A1 (ja) | 2010-09-30 | 2011-09-29 | 光制御素子 |
CN201180047322.6A CN103124923B (zh) | 2010-09-30 | 2011-09-29 | 光控制元件 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010222572A JP5067464B2 (ja) | 2010-09-30 | 2010-09-30 | 光制御素子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012078496A JP2012078496A (ja) | 2012-04-19 |
JP5067464B2 true JP5067464B2 (ja) | 2012-11-07 |
Family
ID=45893162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010222572A Active JP5067464B2 (ja) | 2010-09-30 | 2010-09-30 | 光制御素子 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9568751B2 (ja) |
EP (1) | EP2624045B1 (ja) |
JP (1) | JP5067464B2 (ja) |
CN (1) | CN103124923B (ja) |
WO (1) | WO2012043724A1 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5276681B2 (ja) * | 2011-02-09 | 2013-08-28 | アンリツ株式会社 | 光変調器 |
JP5612539B2 (ja) * | 2011-05-26 | 2014-10-22 | 日本電信電話株式会社 | 光変調器およびその作製方法 |
JP5991339B2 (ja) * | 2014-03-31 | 2016-09-14 | 住友大阪セメント株式会社 | 光制御素子 |
CA3016305C (en) * | 2016-03-18 | 2020-12-29 | Nippon Telegraph And Telephone Corporation | Optical modulator |
US10852618B2 (en) | 2016-03-18 | 2020-12-01 | Nippon Telegraph And Telephone Corporation | Optical modulator having interconnecting ground electrodes for coplanar waveguides |
JP6414116B2 (ja) * | 2016-03-25 | 2018-10-31 | 住友大阪セメント株式会社 | 光変調器 |
EP3614196B1 (en) * | 2017-04-18 | 2021-12-22 | Nippon Telegraph And Telephone Corporation | Semiconductor mach-zehnder modulator |
JP6871114B2 (ja) * | 2017-09-01 | 2021-05-12 | 日本電信電話株式会社 | 半導体マッハツェンダ光変調器およびiq変調器 |
JP7027787B2 (ja) * | 2017-10-13 | 2022-03-02 | Tdk株式会社 | 光変調器 |
JP7052444B2 (ja) * | 2018-03-15 | 2022-04-12 | 住友大阪セメント株式会社 | 光変調器、及び光伝送装置 |
CN109143620A (zh) * | 2018-09-29 | 2019-01-04 | 深圳市芯思杰智慧传感技术有限公司 | 一种调制带宽大的光波导相位调制器芯片及其制备方法 |
CN109164602B (zh) * | 2018-09-29 | 2023-10-27 | 芯思杰技术(深圳)股份有限公司 | 一种具有改进结构的光波导相位调制器芯片 |
CA3128329C (en) * | 2019-02-14 | 2024-01-23 | Nippon Telegraph And Telephone Corporation | Semiconductor mach-zehnder optical modulator and iq modulator |
JP7259486B2 (ja) * | 2019-03-29 | 2023-04-18 | 住友大阪セメント株式会社 | 光変調器 |
US11429006B2 (en) * | 2020-11-05 | 2022-08-30 | Electronics And Telecommunications Research Institute | Silicon photonics-based optical transmission apparatus |
KR102557200B1 (ko) * | 2020-11-05 | 2023-07-21 | 한국전자통신연구원 | 실리콘 포토닉스 기반 광송신기 |
CN113867015B (zh) * | 2021-10-11 | 2023-08-15 | 暨南大学 | 一种基于电光材料光波导的光场倍频扫摆器 |
Family Cites Families (17)
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US5252180A (en) * | 1990-05-17 | 1993-10-12 | Xerox Corporation | Electrical contacts for an electro-optic modulator |
SE467330B (sv) * | 1990-10-03 | 1992-06-29 | Ericsson Telefon Ab L M | Saett att linearisera en oeverfoeringsfunktion hos en modulatoranordning samt modulatoranordning med lineariserad oeverfoeringsfunktion |
US5388170A (en) * | 1993-11-22 | 1995-02-07 | At&T Corp. | Electrooptic device structure and method for reducing thermal effects in optical waveguide modulators |
JPH07325276A (ja) | 1994-05-30 | 1995-12-12 | Nippon Telegr & Teleph Corp <Ntt> | 偏波無依存光制御素子 |
US6192167B1 (en) * | 1998-07-24 | 2001-02-20 | Uniphase Telecommunications Products | Differential drive optical modulator |
US7027668B2 (en) * | 2002-05-02 | 2006-04-11 | Covega Corporation | Optical modulators with coplanar-waveguide-to-coplanar-strip electrode transitions |
JP3847668B2 (ja) * | 2002-06-13 | 2006-11-22 | 日本オプネクスト株式会社 | 進行波型光変調装置 |
JP3695717B2 (ja) * | 2002-09-17 | 2005-09-14 | 住友大阪セメント株式会社 | 光変調器 |
JP2005274889A (ja) * | 2004-03-24 | 2005-10-06 | Ngk Insulators Ltd | 光導波路デバイス |
JP2007264063A (ja) * | 2006-03-27 | 2007-10-11 | Mitsubishi Precision Co Ltd | 光導波路変調器及び光ファイバジャイロ |
JP2008116865A (ja) * | 2006-11-08 | 2008-05-22 | Sumitomo Osaka Cement Co Ltd | ネスト型変調器 |
WO2008114349A1 (ja) * | 2007-03-16 | 2008-09-25 | Fujitsu Limited | 光導波路デバイス |
JP5007629B2 (ja) | 2007-08-27 | 2012-08-22 | 住友大阪セメント株式会社 | 光導波路素子 |
JP2009181108A (ja) * | 2008-02-01 | 2009-08-13 | Sumitomo Osaka Cement Co Ltd | 光導波路素子 |
JP5405073B2 (ja) | 2008-09-17 | 2014-02-05 | 富士通株式会社 | 電子デバイス |
JP5326624B2 (ja) * | 2009-02-10 | 2013-10-30 | 富士通オプティカルコンポーネンツ株式会社 | 光変調器 |
US8849071B2 (en) * | 2009-12-30 | 2014-09-30 | Jds Uniphase Corporation | Optical waveguide modulator |
-
2010
- 2010-09-30 JP JP2010222572A patent/JP5067464B2/ja active Active
-
2011
- 2011-09-29 EP EP11829277.0A patent/EP2624045B1/en active Active
- 2011-09-29 CN CN201180047322.6A patent/CN103124923B/zh active Active
- 2011-09-29 WO PCT/JP2011/072387 patent/WO2012043724A1/ja active Application Filing
- 2011-09-29 US US13/876,811 patent/US9568751B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
WO2012043724A1 (ja) | 2012-04-05 |
EP2624045A1 (en) | 2013-08-07 |
CN103124923A (zh) | 2013-05-29 |
US9568751B2 (en) | 2017-02-14 |
JP2012078496A (ja) | 2012-04-19 |
CN103124923B (zh) | 2014-11-12 |
EP2624045A4 (en) | 2014-03-19 |
US20130243364A1 (en) | 2013-09-19 |
EP2624045B1 (en) | 2016-11-02 |
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