JP2014504379A - 平面偏光回転子 - Google Patents
平面偏光回転子 Download PDFInfo
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- JP2014504379A JP2014504379A JP2013546190A JP2013546190A JP2014504379A JP 2014504379 A JP2014504379 A JP 2014504379A JP 2013546190 A JP2013546190 A JP 2013546190A JP 2013546190 A JP2013546190 A JP 2013546190A JP 2014504379 A JP2014504379 A JP 2014504379A
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- optical waveguide
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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
- G02B6/27—Optical coupling means with polarisation selective and adjusting means
- G02B6/2753—Optical coupling means with polarisation selective and adjusting means characterised by their function or use, i.e. of the complete device
- G02B6/2766—Manipulating the plane of polarisation from one input polarisation to another output polarisation, e.g. polarisation rotators, linear to circular polarisation converters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00634—Production of filters
- B29D11/00644—Production of filters polarizing
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/281—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for attenuating light intensity, e.g. comprising rotatable polarising elements
-
- 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
- G02B6/105—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type having optical polarisation effects
-
- 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
- G02B6/126—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 using polarisation effects
-
- 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
- G02F1/011—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 in optical waveguides, not otherwise provided for in this subclass
-
- 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
- G02B6/13—Integrated optical circuits characterised by the manufacturing method
- G02B6/136—Integrated optical circuits characterised by the manufacturing method by etching
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Optical Integrated Circuits (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Abstract
Description
図4A〜4Cは、例えば、市販のシリコン・オン・インシュレータ(SOI)基板から、および例えば、相補型金属酸化膜半導体プロセスを用いて作製することができる光導波路10’の例を示す。
Claims (10)
- 基板の平坦な表面に沿って位置する第1および第2の光導波路リブを含み、前記第2の光導波路リブが前記第1の光導波路リブよりも前記表面からより遠くに位置する光偏光回転子を備え、
前記光導波路リブの第1のセグメントが前記基板上に垂直のスタックを形成し、前記光導波路リブの第2のセグメントが前記表面に沿った方向で横方向にオフセットされ、
前記第1および第2の光導波路リブが異なるバルク屈折率を有する材料から形成される、装置。 - 前記第1の光導波路リブと前記第2の光導波路リブとの間に位置し、前記第1および第2の光導波路リブの前記材料とは異なるバルク屈折率を有する材料から形成されるスペーサ層をさらに含む、請求項1に記載の装置。
- 前記光導波路リブの一方が半導体から形成され、前記光導波路リブのもう一方が誘電体から形成される、請求項1に記載の装置。
- 前記第1の光導波路リブが、入力平面光導波路におけるより大きな値から第1の光導波路リブの前記第1のセグメントにおけるより小さな値へと単調にテーパーが付いている、前記表面に対して横方向の幅を有する遷移領域をさらに備える、請求項1に記載の装置。
- 前記第1の光導波路リブに光を送信するように接続された第1の光出力部を有し、前記基板上で前記第1の光導波路リブの横方向に位置する出力光導波路に接続された第2の光出力部を有する偏光ビームスプリッタをさらに備える、請求項1に記載の装置。
- 1×2光学スプリッタと、第1および第2の光導波路アームと、2×1光結合器とを有する光変調器であって、それぞれの光導波路アームが前記1×2光学スプリッタの対応する光出力部を前記2×1光結合器の対応する光入力部に接続する光変調器をさらに備え、
それぞれの光導波路アームが、受信した電気信号に応答して、前記光導波路アームを通って伝播する光の位相および/または振幅を変調することができる電気光学変調器を含み、
光偏光回転子が前記光導波路アームの1つに位置する、請求項1に記載の装置。 - 基板の平坦な表面に沿って位置する第1の光導波路リブ上に光学層を形成するステップであって、前記光学層および第1の光導波路リブが異なるバルク屈折率を有する材料から形成されるステップと、
前記光学層をエッチングして、前記光導波路リブの第1のセグメントが前記平坦な表面に対して垂直方向に向いたスタックを形成するように、および前記光導波路リブの第2のセグメントが前記平坦な表面に沿って相対的に横方向にオフセットされるように第2の光導波路リブを形成するステップとを含む、方法。 - 前記第1の光導波路リブの第3および第4のセグメントが前記第2の光導波路リブの横方向に位置し、該第1の光導波路リブの該第3および第4のセグメントは該第1の光導波路リブの前記第1および第2のセグメントよりも横方向に幅が広く、該第1の光導波路リブの該第1および第2のセグメントが該第3のセグメントと該第4のセグメントとの間に接続される、請求項7に記載の方法。
- ハイブリッド光導波路のセグメントの第1の端部において、平面導波路から直線偏光した光を受信するステップと、
前記光を前記ハイブリッド光導波路の前記セグメントを通って伝搬させて前記光の直線偏光を回転させるステップとを含み、
前記ハイブリッド光導波路の前記セグメントが、第2の光導波路リブが第1の光導波路リブ上で垂直方向に位置する1つのセグメントを含み、および前記第2の光導波路リブが前記第1の光導波路リブの対応するセグメントから実質的に横方向にオフセットされる別のセグメントを含み、
前記第1および第2の光導波路リブが異なるバルク屈折率を有する材料から形成される、方法。 - 前記ハイブリッド光導波路の前記セグメントが、前記第1の光導波路リブと前記第2光導波路リブとの間に位置し、前記光導波路リブの材料とは異なるバルク屈折率を有する材料から作られるスペーサ層を含む、請求項9に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/976,554 US8750651B2 (en) | 2010-12-22 | 2010-12-22 | Planar polarization rotator |
US12/976,554 | 2010-12-22 | ||
PCT/US2011/063875 WO2012087590A1 (en) | 2010-12-22 | 2011-12-08 | Planar polarization rotator |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2014504379A true JP2014504379A (ja) | 2014-02-20 |
Family
ID=46314347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013546190A Pending JP2014504379A (ja) | 2010-12-22 | 2011-12-08 | 平面偏光回転子 |
Country Status (7)
Country | Link |
---|---|
US (3) | US8750651B2 (ja) |
EP (1) | EP2656136A4 (ja) |
JP (1) | JP2014504379A (ja) |
CN (1) | CN103261947A (ja) |
SG (1) | SG191239A1 (ja) |
TW (1) | TWI448752B (ja) |
WO (1) | WO2012087590A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015219295A (ja) * | 2014-05-15 | 2015-12-07 | 日本電信電話株式会社 | 偏波回転素子 |
JP2017538169A (ja) * | 2014-11-06 | 2017-12-21 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | 導波路偏光回転子およびその構成方法 |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
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US8948549B2 (en) * | 2012-11-27 | 2015-02-03 | Teraxion Inc. | Polarization rotator assembly including a subwavelength composite portion |
US9070386B2 (en) * | 2012-12-04 | 2015-06-30 | Seagate Technology Llc | Polarization rotator |
US8873899B2 (en) * | 2013-03-14 | 2014-10-28 | Cisco Technology, Inc. | Modal rotation in optical waveguides |
US8923665B2 (en) * | 2013-03-15 | 2014-12-30 | International Business Machines Corporation | Material structures for front-end of the line integration of optical polarization splitters and rotators |
WO2014207949A1 (ja) * | 2013-06-27 | 2014-12-31 | 株式会社フジクラ | 偏波変換素子 |
KR20150081812A (ko) * | 2014-01-07 | 2015-07-15 | 삼성전자주식회사 | 상보적 광 상호접속 장치 및 이를 포함하는 메모리 시스템 |
US20160248519A1 (en) * | 2015-02-19 | 2016-08-25 | Coriant Advanced Technology, LLC | Variable power splitter for equalizing output power |
EP3290974B1 (en) | 2015-04-30 | 2019-06-12 | Huawei Technologies Co. Ltd. | Polarization rotator and optical signal processing method |
US9646639B2 (en) * | 2015-06-26 | 2017-05-09 | Western Digital (Fremont), Llc | Heat assisted magnetic recording writer having integrated polarization rotation waveguides |
US9989702B2 (en) * | 2015-11-24 | 2018-06-05 | International Business Machines Corporation | Polarization rotator for silicon photonics |
US10036851B1 (en) * | 2016-05-31 | 2018-07-31 | Seagate Technology Llc | Waveguide system with polarization rotator and polarization splitter |
CN109564361B (zh) * | 2016-11-23 | 2023-09-01 | 洛克利光子有限公司 | 电光有源装置 |
US10488590B2 (en) * | 2016-11-29 | 2019-11-26 | Finisar Corporation | Adiabatic polarization rotator-splitter |
US20190025506A1 (en) * | 2017-07-18 | 2019-01-24 | Finisar Corporation | Polarization splitter rotator |
RU2682070C1 (ru) * | 2018-01-09 | 2019-03-14 | федеральное государственное казенное военное образовательное учреждение высшего образования "Краснодарское высшее военное училище имени генерала армии С.М. Штеменко" Министерства обороны Российской Федерации | Интегрально-оптический преобразователь поляризации излучения на основе асимметричного волновода в стекле |
GB2572455B (en) * | 2018-03-28 | 2020-07-01 | Rockley Photonics Ltd | Polarization rotator |
GB2578583B (en) | 2018-10-30 | 2020-11-18 | Rockley Photonics Ltd | Optoelectronic modulator, photonic integrated circuit, and method |
FI129419B (en) * | 2019-05-07 | 2022-02-15 | Teknologian Tutkimuskeskus Vtt Oy | Polarization selector |
WO2021222714A1 (en) * | 2020-05-01 | 2021-11-04 | Analog Photonics LLC | Integrated polarization rotation and splitting using mode hybridization between multiple core structures |
US20220197044A1 (en) * | 2020-12-22 | 2022-06-23 | Intel Corporation | Converting multiple light signals into and out of a single wavelength with multiple polarizations to increase optical bandwidth |
GB2612030A (en) * | 2021-10-19 | 2023-04-26 | Ligentec Sa | Dual waveguide polarization rotator |
US11892680B2 (en) * | 2022-06-29 | 2024-02-06 | Globalfoundries U.S. Inc. | Edge couplers with a high-elevation assistance feature |
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JPH10115724A (ja) * | 1996-10-14 | 1998-05-06 | Nippon Telegr & Teleph Corp <Ntt> | 波長板型半導体偏波制御デバイス |
JP2000121855A (ja) * | 1998-10-21 | 2000-04-28 | Nippon Telegr & Teleph Corp <Ntt> | 直交偏波出力装置 |
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WO2010095018A2 (en) * | 2009-02-17 | 2010-08-26 | Oclaro Technology Plc | Optical chips and devices for optical communications |
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-
2010
- 2010-12-22 US US12/976,554 patent/US8750651B2/en not_active Expired - Fee Related
-
2011
- 2011-12-08 SG SG2013047121A patent/SG191239A1/en unknown
- 2011-12-08 EP EP11851836.4A patent/EP2656136A4/en not_active Withdrawn
- 2011-12-08 CN CN2011800609480A patent/CN103261947A/zh active Pending
- 2011-12-08 JP JP2013546190A patent/JP2014504379A/ja active Pending
- 2011-12-08 WO PCT/US2011/063875 patent/WO2012087590A1/en active Application Filing
- 2011-12-19 TW TW100147179A patent/TWI448752B/zh not_active IP Right Cessation
-
2013
- 2013-11-01 US US14/069,540 patent/US8913854B2/en not_active Expired - Fee Related
-
2014
- 2014-11-05 US US14/533,226 patent/US9110241B2/en not_active Expired - Fee Related
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JPH10115724A (ja) * | 1996-10-14 | 1998-05-06 | Nippon Telegr & Teleph Corp <Ntt> | 波長板型半導体偏波制御デバイス |
JP2000121855A (ja) * | 1998-10-21 | 2000-04-28 | Nippon Telegr & Teleph Corp <Ntt> | 直交偏波出力装置 |
JP2006509264A (ja) * | 2002-10-30 | 2006-03-16 | マサチューセッツ・インスティチュート・オブ・テクノロジー | 外形カイラリティーに基づく集積光偏光変換器 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015219295A (ja) * | 2014-05-15 | 2015-12-07 | 日本電信電話株式会社 | 偏波回転素子 |
JP2017538169A (ja) * | 2014-11-06 | 2017-12-21 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | 導波路偏光回転子およびその構成方法 |
Also Published As
Publication number | Publication date |
---|---|
EP2656136A4 (en) | 2014-06-18 |
TW201235721A (en) | 2012-09-01 |
EP2656136A1 (en) | 2013-10-30 |
SG191239A1 (en) | 2013-07-31 |
US9110241B2 (en) | 2015-08-18 |
WO2012087590A1 (en) | 2012-06-28 |
TWI448752B (zh) | 2014-08-11 |
CN103261947A (zh) | 2013-08-21 |
US20120163750A1 (en) | 2012-06-28 |
US8750651B2 (en) | 2014-06-10 |
US20150063744A1 (en) | 2015-03-05 |
US20140054263A1 (en) | 2014-02-27 |
US8913854B2 (en) | 2014-12-16 |
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JP2013174850A (ja) | モニタフォトディテクタ付き光変調器 |
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