DE69226761D1 - Optische Wellenleiteranordnung mit reduzierter DC-Drift - Google Patents
Optische Wellenleiteranordnung mit reduzierter DC-DriftInfo
- Publication number
- DE69226761D1 DE69226761D1 DE69226761T DE69226761T DE69226761D1 DE 69226761 D1 DE69226761 D1 DE 69226761D1 DE 69226761 T DE69226761 T DE 69226761T DE 69226761 T DE69226761 T DE 69226761T DE 69226761 D1 DE69226761 D1 DE 69226761D1
- Authority
- DE
- Germany
- Prior art keywords
- drift
- reduced
- optical waveguide
- waveguide arrangement
- arrangement
- 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.)
- Expired - Lifetime
Links
Classifications
-
- 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
- G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass
- G02F1/0123—Circuits for the control or stabilisation of the bias voltage, e.g. automatic bias control [ABC] feedback loops
-
- 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
- G02F2201/07—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 buffer layer
-
- 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
- G02F2203/00—Function characteristic
- G02F2203/21—Thermal instability, i.e. DC drift, of an optical modulator; Arrangements or methods for the reduction thereof
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP34614791 | 1991-12-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69226761D1 true DE69226761D1 (de) | 1998-10-01 |
DE69226761T2 DE69226761T2 (de) | 1999-01-14 |
Family
ID=18381433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69226761T Expired - Lifetime DE69226761T2 (de) | 1991-12-27 | 1992-12-24 | Optische Wellenleiteranordnung mit reduzierter DC-Drift |
Country Status (4)
Country | Link |
---|---|
US (2) | US5404412A (de) |
EP (1) | EP0553568B1 (de) |
JP (1) | JP3001027B2 (de) |
DE (1) | DE69226761T2 (de) |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9208104D0 (en) * | 1992-04-13 | 1992-05-27 | British Telecomm | Optical switching device |
CA2133300C (en) * | 1993-11-01 | 1999-04-27 | Hirotoshi Nagata | Optical waveguide device |
JP3771287B2 (ja) * | 1994-04-15 | 2006-04-26 | 富士写真フイルム株式会社 | 導波路型電気光学素子 |
CA2159129C (en) * | 1994-09-27 | 1999-11-30 | Hiroshi Nishimoto | Optical control device and method for making the same |
JP3544020B2 (ja) * | 1995-01-13 | 2004-07-21 | 富士通株式会社 | 光導波路デバイスの製造方法 |
JP2928129B2 (ja) * | 1995-03-29 | 1999-08-03 | 日本電気株式会社 | 光変調器及びその製造方法 |
EP0813092B1 (de) * | 1996-06-14 | 2007-03-07 | Sumitomo Osaka Cement Co., Ltd. | Optischer Wellenleitermodulator mit Wanderwellenelektroden |
JP2873203B2 (ja) * | 1996-06-14 | 1999-03-24 | 住友大阪セメント株式会社 | 導波路型光デバイス |
US6198855B1 (en) | 1996-07-19 | 2001-03-06 | Jds Uniphase Corporation | Velocity-matched, traveling-wave electro-optical devices using non-conductive and conductive polymer buffer layers |
US5721801A (en) * | 1996-12-17 | 1998-02-24 | Texas Instruments Incorporated | Membrane optical waveguide device and method of fabrication |
US5991489A (en) * | 1996-12-27 | 1999-11-23 | Ngk Insulators, Ltd. | Optical Ti-diffused LiNbO3 waveguide device and method of manufacturing same |
JP3734588B2 (ja) * | 1997-03-18 | 2006-01-11 | 富士通株式会社 | 光導波路デバイス |
US6044184A (en) * | 1998-03-31 | 2000-03-28 | Litton Systems Inc. | Integrated optics chip with reduced thermal errors due to pyroelectric effects |
US6226423B1 (en) * | 1998-09-11 | 2001-05-01 | Ngk Insulators, Ltd. | Optical waveguide element |
US6282356B1 (en) | 1999-04-07 | 2001-08-28 | Agere Systems Optoelectronics Guardian Corp. | Optical waveguide device with enhanced stability |
US6483953B1 (en) | 1999-05-11 | 2002-11-19 | Jds Uniphase Corporation | External optical modulation using non-co-linear compensation networks |
US6580840B1 (en) | 1999-05-11 | 2003-06-17 | Jds Uniphase Corporation | High efficiency electro-optic modulator with equalized frequency response |
US6480633B1 (en) * | 1999-06-17 | 2002-11-12 | Agere Systems Inc. | Electro-optic device including a buffer layer of transparent conductive material |
WO2001001190A1 (fr) * | 1999-06-28 | 2001-01-04 | Sumitomo Osaka Cement Co., Ltd. | Composant optoelectronique et son procede de fabrication |
JP4637308B2 (ja) * | 1999-11-18 | 2011-02-23 | 住友大阪セメント株式会社 | LiNbO3光強度変調器用導波路型電気光学素子の長期使用後の印加直流電圧を予じめ算出する方法及びその応用方法 |
JP4637310B2 (ja) * | 2000-01-13 | 2011-02-23 | 住友大阪セメント株式会社 | マッハツェンダ型光強度変調器用導波路型電気光学素子の長期使用後の印加電圧を予じめ算出する方法 |
US7058245B2 (en) * | 2000-04-04 | 2006-06-06 | Waveguide Solutions, Inc. | Integrated optical circuits |
US6646781B2 (en) * | 2001-02-13 | 2003-11-11 | Codeon Corporation | Loss prevention structures for optical modulation applications |
US6760493B2 (en) * | 2001-06-28 | 2004-07-06 | Avanex Corporation | Coplanar integrated optical waveguide electro-optical modulator |
GB2385427A (en) * | 2002-02-06 | 2003-08-20 | Sdl Integrated Optics Ltd | Optical devices |
US6654512B2 (en) * | 2002-01-04 | 2003-11-25 | Codeon Corporation | Buffer layer structures for stabilization of a lithium niobate device |
ATE356371T1 (de) * | 2002-01-04 | 2007-03-15 | Covega Corp | Pufferschichtstruktur zur stabilisierung einer lithiumniobat-vorrichtung |
US6676660B2 (en) | 2002-01-23 | 2004-01-13 | Ethicon Endo-Surgery, Inc. | Feedback light apparatus and method for use with an electrosurgical instrument |
JP3974792B2 (ja) * | 2002-02-07 | 2007-09-12 | 富士通株式会社 | 光導波路デバイス及び光デバイス |
WO2004025362A1 (en) * | 2002-09-13 | 2004-03-25 | Avanex Corporation | Lithium niobate optical modulator |
US7123784B2 (en) * | 2003-04-24 | 2006-10-17 | Seikoh Giken Co., Ltd. | Electro-optic modulator with particular diffused buffer layer |
JP4927358B2 (ja) * | 2004-07-27 | 2012-05-09 | ジェイディーエス ユニフェイズ コーポレーション | バッファ層を有する低バイアス・ドリフト変調器 |
US7231101B2 (en) * | 2005-04-18 | 2007-06-12 | Jds Uniphase Corporation | Electro-optic waveguide device capable of suppressing bias point DC drift and thermal bias point shift |
US7522784B2 (en) * | 2006-02-27 | 2009-04-21 | Jds Uniphase Corporation | Asymmetric directional coupler having a reduced drive voltage |
US7529433B2 (en) * | 2007-01-12 | 2009-05-05 | Jds Uniphase Corporation | Humidity tolerant electro-optic device |
US20080177089A1 (en) | 2007-01-19 | 2008-07-24 | Eugene Steven Sadlowski | Novel whitening agents for cellulosic substrates |
US7719752B2 (en) | 2007-05-11 | 2010-05-18 | Qualcomm Mems Technologies, Inc. | MEMS structures, methods of fabricating MEMS components on separate substrates and assembly of same |
US7856156B2 (en) * | 2008-08-22 | 2010-12-21 | The Boeing Company | Lithium niobate modulator having a doped semiconductor structure for the mitigation of DC bias drift |
JP4954958B2 (ja) * | 2008-09-30 | 2012-06-20 | 住友大阪セメント株式会社 | 光導波路素子 |
US8351691B2 (en) * | 2008-12-18 | 2013-01-08 | Canon Kabushiki Kaisha | Object extraction in colour compound documents |
US8774565B2 (en) | 2010-10-22 | 2014-07-08 | Jds Uniphase Corporation | Electro-optic device |
US8715368B2 (en) | 2010-11-12 | 2014-05-06 | The Procter & Gamble Company | Thiophene azo dyes and laundry care compositions containing the same |
JP5282809B2 (ja) * | 2011-09-30 | 2013-09-04 | 住友大阪セメント株式会社 | 光導波路素子及びその製造方法 |
CN103688213B (zh) * | 2011-07-19 | 2015-11-25 | 住友大阪水泥股份有限公司 | 光波导元件及其制造方法 |
JP5083437B1 (ja) * | 2011-07-19 | 2012-11-28 | 住友大阪セメント株式会社 | 光導波路素子の製造方法 |
US9020306B2 (en) | 2013-03-14 | 2015-04-28 | The Aerospace Corporation | Stable lithium niobate waveguide devices, and methods of making and using same |
JP6107867B2 (ja) * | 2015-03-31 | 2017-04-05 | 住友大阪セメント株式会社 | 導波路型光素子 |
US9964784B2 (en) | 2015-04-06 | 2018-05-08 | Lumentum Operations Llc | Modulator with signal electrode enclosed by ground electrode |
US10502987B2 (en) | 2015-04-07 | 2019-12-10 | Lumentum Operations Llc | High bandwidth RF or microwave interconnects for optical modulators |
CN111164496B (zh) | 2017-10-02 | 2023-06-09 | Tdk株式会社 | 光调制器 |
JP6764848B2 (ja) * | 2017-11-08 | 2020-10-07 | ミネベアミツミ株式会社 | ひずみゲージ及びひずみゲージの製造方法 |
JP7107094B2 (ja) * | 2018-08-23 | 2022-07-27 | 富士通オプティカルコンポーネンツ株式会社 | 光デバイスおよび光送受信モジュール |
JP7419806B2 (ja) * | 2019-12-26 | 2024-01-23 | 住友大阪セメント株式会社 | 光導波路素子および光変調器 |
JP7526584B2 (ja) * | 2020-04-21 | 2024-08-01 | 富士通オプティカルコンポーネンツ株式会社 | 光導波路デバイス |
JP7526583B2 (ja) * | 2020-04-21 | 2024-08-01 | 富士通オプティカルコンポーネンツ株式会社 | 光導波路デバイスおよび光導波路デバイスの製造方法 |
JP7526610B2 (ja) | 2020-08-13 | 2024-08-01 | 富士通オプティカルコンポーネンツ株式会社 | 光導波路デバイス |
US20230400716A1 (en) * | 2022-06-13 | 2023-12-14 | HyperLight Corporation | Diffusion barrier layer in lithium niobate-containing photonic devices |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5911086B2 (ja) * | 1978-11-21 | 1984-03-13 | 日本電信電話株式会社 | 光変調装置 |
JPH063507B2 (ja) * | 1985-02-27 | 1994-01-12 | 富士通株式会社 | 導波路型光スイツチ |
EP0315350A1 (de) * | 1987-11-02 | 1989-05-10 | AT&T Corp. | Technik zum intrinsischen Gettern bei niedriger Temperatur |
US5042895A (en) * | 1988-01-19 | 1991-08-27 | E. I. Du Pont De Nemours And Company | Waveguide structure using potassium titanyl phosphate |
GB8812180D0 (en) * | 1988-05-23 | 1988-06-29 | Bt & D Technologies Ltd | Electro-optic device |
JPH02196213A (ja) * | 1989-01-25 | 1990-08-02 | Oki Electric Ind Co Ltd | 導波路型光素子のバッファ層形成方法 |
US4955977A (en) * | 1989-10-11 | 1990-09-11 | Eastman Kodak Company | Nonlinear optical article with improved buffer layer |
JPH03127023A (ja) * | 1989-10-13 | 1991-05-30 | Nippon Telegr & Teleph Corp <Ntt> | 導波路形光素子 |
US5153930A (en) * | 1990-01-04 | 1992-10-06 | Smiths Industries Aerospace & Defense Systems, Inc. | Device employing a substrate of a material that exhibits the pyroelectric effect |
JP2867560B2 (ja) * | 1990-03-02 | 1999-03-08 | 富士通株式会社 | 光導波路デバイス |
US5018813A (en) * | 1990-05-01 | 1991-05-28 | Eastman Kodak Company | Multichannel integrated optic modulator for laser printer |
FR2663435B1 (fr) * | 1990-06-13 | 1992-09-11 | Commissariat Energie Atomique | Filtre optique spatial monomode integre et son procede de fabrication. |
JP2755471B2 (ja) * | 1990-06-29 | 1998-05-20 | 日立電線株式会社 | 希土類元素添加光導波路及びその製造方法 |
JPH04179931A (ja) * | 1990-11-14 | 1992-06-26 | Oki Electric Ind Co Ltd | 導波型光デバイス |
US5278924A (en) * | 1993-02-04 | 1994-01-11 | Hughes Aircraft Company | Periodic domain reversal electro-optic modulator |
-
1992
- 1992-12-24 DE DE69226761T patent/DE69226761T2/de not_active Expired - Lifetime
- 1992-12-24 EP EP92311799A patent/EP0553568B1/de not_active Expired - Lifetime
- 1992-12-24 US US07/996,684 patent/US5404412A/en not_active Expired - Lifetime
- 1992-12-25 JP JP34715692A patent/JP3001027B2/ja not_active Expired - Lifetime
-
1994
- 1994-12-07 US US08/350,894 patent/US5680497A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0553568A1 (de) | 1993-08-04 |
JPH05257105A (ja) | 1993-10-08 |
US5404412A (en) | 1995-04-04 |
DE69226761T2 (de) | 1999-01-14 |
US5680497A (en) | 1997-10-21 |
EP0553568B1 (de) | 1998-08-26 |
JP3001027B2 (ja) | 2000-01-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE |
|
R071 | Expiry of right |
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