JP4635050B2 - Y接合反射器による調整可能遅延または共振器導波路装置 - Google Patents
Y接合反射器による調整可能遅延または共振器導波路装置 Download PDFInfo
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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
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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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3136—Digital deflection, i.e. optical switching in an optical waveguide structure of interferometric switch type
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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
- G02F1/21—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 by interference
- G02F1/212—Mach-Zehnder type
-
- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3137—Digital deflection, i.e. optical switching in an optical waveguide structure with intersecting or branching waveguides, e.g. X-switches and Y-junctions
-
- 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
- G02F2201/16—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 series; tandem
-
- 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
- G02F2201/34—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 reflector
-
- 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
- G02F2203/50—Phase-only modulation
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- 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)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Semiconductor Lasers (AREA)
Description
本発明は、サンディエゴにおけるカリフォルニア大学より、海軍研究事務所(ONR)からの政府援助ONR基金No.28015Aを得て行われたものである。政府は本発明においてある一定の権利を有する。
本出願は、米国特許法第119条項に基づき、2004年6月7日に出願された先の仮出願第60/577,676号による優先権を主張する。
Claims (18)
- 電気光学基板(12)と、
前記電気光学基板内に設けられた第1の導波路(16、34、68)と、
前記電気光学基板内に設けられ、前記第1の導波路に光学的に結合された第2の導波路(14、38、70、72)と、
前記第1、第2の導波路のうちの少なくとも一つに設けられたY接合反射器(18、20、32、78)と、
前記第1、及び第2の導波路の間の結合に影響を与える第1の電極(26、42)と、
前記第1、及び第2の導波路のうちの前記少なくとも一つにおける遅延または共振に影響を与える第2の電極(27、40)と、
を備える調整可能な導波路遅延または共振器装置であって、
前記第1の導波路と前記第2の導波路のうちの少なくとも一つは、対向するY接合反射器との蛇行導波路を含み、
前記電気光学基板はニオブ酸リチウムで構成され、
前記蛇行導波路と前記複数の結合導波路は、前記電気光学基板内に拡散されたチタンを備える、
導波路遅延または共振器装置。 - 前記Y接合反射器は、Y接合合流部であって、前記第1、及び第2の導波路のうちの前記少なくとも一つの導波路の導波路分岐と、前記Y接合合流部に隣接した前記電気光学基板のファセットに配置されたミラーとのY接合合流部である、請求項1に記載の装置。
- 前記第1の導波路と第2の導波路のうちの前記少なくとも一つは、対向するY接合反射器とともに近似的ループを構成する、請求項1に記載の装置。
- 前記第1の導波路と前記第2の導波路のうちの残りの一つは、スルー(through)導波路である、請求項3に記載の装置。
- Y接合反射器により複数の近似的な結合されたループを構成する、請求項4に記載の装置。
- 前記第1の導波路と前記第2の導波路のうちの前記少なくとも一つの他方は、出力とダミー端部とを有する結合導波路である、請求項1に記載の装置。
- 前記蛇行導波路は、各々の屈折点がそれぞれのY接合反射器によって形成される複数の屈折点を含んでおり、
前記第1、及び第2の導波路のうちの前記少なくとも一つの他方は、各々が出力とダミー端部とを有し、各々が前記蛇行導波路の複数の分岐の一つに結合された複数の結合導波路であり、
前記第1の電極は各々が前記複数の結合導波路のうちの一つの導波路の結合にそれぞれ影響を与える複数の第1の電極を備えており、
前記第2の電極は各々が前記蛇行導波路の前記複数の分岐うちの一つの分岐の遅延または共振にそれぞれ影響を与える複数の第2の電極である、請求項6に記載の装置。 - 各それぞれのY接合反射器は、前記蛇行導波路の導波路分岐と前記電気光学基板のミラー化されたファセットとのY接合合流点である、請求項7に記載の装置。
- 前記複数の結合導波路の出力に対応する、前記電気光学基板の少なくとも一つのファセットに非反射性空間を備える、請求項8に記載の装置。
- 前記複数の第1の電極と前記複数の第2の電極とを制御するための制御回路を更に備える、請求項9に記載の装置。
- 前記電気光学基板はニオブ酸リチウムで構成され、
前記第1、及び第2の導波路は、前記電気光学基板内に拡散されたチタンで構成される、請求項10に記載の装置。 - 前記Y接合反射器は、Y接合合流部であって、前記第1、及び第2の導波路のうちの前記少なくとも一つの導波路の導波路分岐と、前記Y接合合流部に隣接した前記電気光学基板のファセット上に配置されたミラー、分散ブラッグ反射器、及び格子のうちの一つとのY接合合流部である、請求項11に記載の装置。
- 電気光学基板と、
入力信号を受け入れ、遅延または共振を導入するための結合導波路手段と、を備え、
前記結合導波路手段は、前記結合導波路手段の分岐からの光信号を受け入れ、前記結合導波路手段のもう一つの分岐内に光信号を反射するためのY接合反射手段を含む、調整可能な遅延または共振器導波路装置であって、前記結合導波路手段は、前記Y接合反射手段へとつながる蛇行導波路を含み、
前記電気光学基板はニオブ酸リチウムで構成され、
前記蛇行導波路と前記結合導波路手段は、前記電気光学基板内に拡散されたチタンを備える、
導波路遅延または共振器導波路装置。 - 前記結合導波路手段における遅延または共振に影響を与えるための遅延または共振制御手段を更に備える、請求項13に記載の装置。
- 前記結合導波路手段における結合に影響を与えるための結合制御手段を更に備える、請求項14に記載の装置。
- 電気光学基板と、
遅延または共振導波路であって、前記導波路の一つの分岐から前記導波路のもう一つの分岐に戻すように信号を向けるY接合反射器を含む前記電気光学基板内にあるものと、
前記遅延または共振導波路に電界を印加するための電極と、を備える調整可能な遅延または共振器導波路装置であって、前記結合導波路は、前記Y接合反射器へとつながる蛇行導波路を含み、
前記電気光学基板はニオブ酸リチウムで構成され、
前記蛇行導波路と前記結合導波路は、前記電気光学基板内に拡散されたチタンを備える、
導波路遅延または共振器導波路装置。 - 前記遅延または共振導波路は近似的ループを構成し、前記装置は前記導波路に結合されたスルー導波路を更に備える、請求項16に記載の装置。
- 前記遅延または共振導波路は蛇行導波路であり、前記装置は前記蛇行導波路の分岐に結合された結合導波路を更に備える、請求項17に記載の装置。
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US57767604P | 2004-06-07 | 2004-06-07 | |
PCT/US2005/019095 WO2005120194A2 (en) | 2004-06-07 | 2005-06-01 | Y-junction reflector tunable delay or resonator waveguide devices |
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JP2008502026A JP2008502026A (ja) | 2008-01-24 |
JP4635050B2 true JP4635050B2 (ja) | 2011-02-16 |
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US (1) | US7657139B2 (ja) |
JP (1) | JP4635050B2 (ja) |
WO (1) | WO2005120194A2 (ja) |
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US8326153B2 (en) | 2010-04-09 | 2012-12-04 | Oclaro (North America), Inc. | Tunable dispersion compensator configured for continuous setpoint control |
FR3066616B1 (fr) * | 2017-05-18 | 2019-06-14 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Source de lumiere guidee, son procede de fabrication et son utilisation pour l'emission de photons uniques |
US11782139B2 (en) * | 2018-03-28 | 2023-10-10 | The Regents Of The University Of Colorado, A Body Corporate | Self-calibration adaptive lidar aperture building-block light engine |
WO2022236183A1 (en) * | 2021-05-07 | 2022-11-10 | The Regents Of The University Of Colorado, A Body Corporate | Serpentine integrated grating and associated devices |
CN114019610B (zh) * | 2022-01-05 | 2022-03-29 | 成都明夷电子科技有限公司 | 一种用于射频信号调制强化的调制器及其调制方法 |
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JPS63306404A (ja) * | 1987-06-08 | 1988-12-14 | Nippon Telegr & Teleph Corp <Ntt> | 反射型方向性結合器 |
US5333219A (en) * | 1992-12-17 | 1994-07-26 | At&T Bell Laboratories | Asymmetric Y-branch optical device |
JP2695740B2 (ja) * | 1993-07-06 | 1998-01-14 | 三星電子株式会社 | 全光学再生器 |
IT1272081B (it) * | 1993-12-16 | 1997-06-11 | Cselt Centro Studi Lab Telecom | Filtro risonante per sistemi di comunicazione ottica a divisione di lunghezza d'onda |
US6570893B1 (en) * | 1998-11-25 | 2003-05-27 | Science & Technology Corporation @ Unm | Precisely wavelength-tunable and wavelength-switchable narrow linewidth lasers |
US6243517B1 (en) * | 1999-11-04 | 2001-06-05 | Sparkolor Corporation | Channel-switched cross-connect |
US6389203B1 (en) * | 2000-05-17 | 2002-05-14 | Lucent Technologies Inc. | Tunable all-pass optical filters with large free spectral ranges |
US7123800B2 (en) * | 2004-03-02 | 2006-10-17 | Celight, Inc. | Integrated loop resonator with adjustable couplings and methods of using the same |
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2005
- 2005-06-01 US US11/628,572 patent/US7657139B2/en not_active Expired - Fee Related
- 2005-06-01 JP JP2007527584A patent/JP4635050B2/ja not_active Expired - Fee Related
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JP2008502026A (ja) | 2008-01-24 |
US20080267565A1 (en) | 2008-10-30 |
WO2005120194A3 (en) | 2006-05-04 |
US7657139B2 (en) | 2010-02-02 |
WO2005120194A2 (en) | 2005-12-22 |
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