JP4022766B2 - 波長分散デバイス - Google Patents
波長分散デバイス Download PDFInfo
- Publication number
- JP4022766B2 JP4022766B2 JP2003358767A JP2003358767A JP4022766B2 JP 4022766 B2 JP4022766 B2 JP 4022766B2 JP 2003358767 A JP2003358767 A JP 2003358767A JP 2003358767 A JP2003358767 A JP 2003358767A JP 4022766 B2 JP4022766 B2 JP 4022766B2
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- JP
- Japan
- Prior art keywords
- waveguide
- ring
- input
- group delay
- ring waveguide
- 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 - Fee Related
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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
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29331—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by evanescent wave coupling
- G02B6/29335—Evanescent coupling to a resonator cavity, i.e. between a waveguide mode and a resonant mode of the cavity
- G02B6/29338—Loop resonators
- G02B6/29343—Cascade of loop resonators
-
- 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
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/29392—Controlling dispersion
-
- 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
- G02F1/225—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 in an optical waveguide structure
-
- 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
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
- G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
- G02B6/29352—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide
- G02B6/29355—Cascade arrangement of interferometers
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Optical Integrated Circuits (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Optical Communication System (AREA)
Description
M. Jablonski, et al., "Adjustable dispersion-slope compensator using entirely thin-film coupled-cavity allpass filters in a multi-reflection parallel configuration," Optical Fiber Communication Conference, Anaheim, California, 2001, TuS3. D. J. Moss, et al., "Multichannel Tunable Dispersion Compensation Using All-Pass Multicavity Etalons," Optical Fiber Communication Conference, Anaheim, California, 2002, TuT2. C. K. Madsen, et al., "Compact Integrated Tunable Chromatic Dispersion Compensator with a 4000 ps/nm Tuning Range," Optical Fiber Communication Conference, Anaheim, California, 2001, PD9.
12:入出力導波路
12a:入力ポート
12b:出力ポート
14,16,18,20,22:リング導波路
14a,16a,18a,20a,22a:位相シフタ
14b,14c,16b,16c,18b,18c,20b,20c,22b,22c:方向性結合器
22d:損失媒体
40:マッハツェンダ干渉計
42:Y分岐光回路
44:Y合波器
110:波長分散デバイス(従来例)
112:入出力導波路
114,116,118,120:リング導波路
124〜130:各リング導波路114〜120に対する群遅延特性
132:全体の群遅延特性
Claims (4)
- 入出力導波路(12)と、
当該入出力導波路と方向性結合により光結合するリング導波路であって、当該入出力導波路の光軸方向に沿って配置され、所定FSR(Free Spectral Range)及び互いに同じ極性のピーク値を有する群遅延特性を具備する複数の第1のリング導波路(14〜20)と、
当該入出力導波路にマッハツェンダ干渉計を形成する2つの光結合部で光結合するリング導波路であって、当該所定FSRを具備すると共に、損失媒体(22d)により当該第1のリング導波路とは異なる極性のピーク値を有する群遅延特性を具備する第2のリング導波路(22)
とを有し、
当該第2のリング光導波路により全体の群遅延特性の直線領域が拡張されることを特徴とする波長分散デバイス。 - 当該第1のリング導波路(14〜20)が、当該入出力導波路(12)にマッハツェンダ干渉計を形成する2つの光結合部で光結合する請求項1に記載の波長分散デバイス。
- 当該第1のリング導波路(14〜20)が、マッハツェンダ干渉計の2つのアームの内、当該第1のリング導波路(14〜20)上に位置するアーム上に位相シフタ(14a〜20a)を具備することを特徴とする請求項2に記載の波長分散デバイス。
- 当該第2のリング導波路(22)が、マッハツェンダ干渉計の2つのアームの内、当該第2のリング導波路(22)上に位置するアーム上に位相シフタ(22a)を具備する
ことを特徴とする請求項2又は3に記載の波長分散デバイス。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003358767A JP4022766B2 (ja) | 2003-10-20 | 2003-10-20 | 波長分散デバイス |
US10/964,954 US7035495B2 (en) | 2003-10-20 | 2004-10-13 | Chromatic dispersion device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003358767A JP4022766B2 (ja) | 2003-10-20 | 2003-10-20 | 波長分散デバイス |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005122001A JP2005122001A (ja) | 2005-05-12 |
JP4022766B2 true JP4022766B2 (ja) | 2007-12-19 |
Family
ID=34615187
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003358767A Expired - Fee Related JP4022766B2 (ja) | 2003-10-20 | 2003-10-20 | 波長分散デバイス |
Country Status (2)
Country | Link |
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US (1) | US7035495B2 (ja) |
JP (1) | JP4022766B2 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7403679B2 (en) * | 2006-03-31 | 2008-07-22 | Intel Corporation | Thermally tunable optical dispersion compensation devices |
KR100842226B1 (ko) * | 2006-05-16 | 2008-06-30 | 이태규 | 초고층 건축물의 부등축소량 산정시스템 및 방법 |
US7561759B2 (en) * | 2006-06-30 | 2009-07-14 | Alcatel-Lucent Usa Inc. | Optical modulator |
US7831119B2 (en) * | 2007-09-06 | 2010-11-09 | Morton Photonics | Tunable optical group delay based on microresonator structures |
US8488922B2 (en) * | 2007-11-02 | 2013-07-16 | Infinera Corporation | Multi-channel dispersion compensator |
US8718421B2 (en) * | 2008-09-05 | 2014-05-06 | Morton Photonics | Super-ring resonator based devices |
US8406586B2 (en) * | 2008-09-05 | 2013-03-26 | Morton Photonics Inc. | Tunable optical group delay |
US8970945B2 (en) * | 2012-07-24 | 2015-03-03 | University of Zagreb, Faculty of Electrical Engineering and Computing | Modulation averaging reflectors |
JP6484128B2 (ja) * | 2015-06-26 | 2019-03-13 | 日本電信電話株式会社 | 光波長フィルタおよびその作製方法 |
US20190049666A1 (en) * | 2017-08-12 | 2019-02-14 | Luxtera, Inc. | Method And Systems For All Optical Tunable Equalizers |
US11327384B2 (en) * | 2020-08-10 | 2022-05-10 | Nokia Solutions And Networks Oy | Coupling modulated micro-ring resonator modulator |
US11953800B2 (en) | 2022-02-09 | 2024-04-09 | Nokia Solutions And Networks Oy | Coupling modulated ring resonator modulator |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040023396A1 (en) * | 2001-11-14 | 2004-02-05 | Boyd Robert W. | Ring or disk resonator photonic biosensor and its use |
US6807321B2 (en) * | 2002-03-11 | 2004-10-19 | Lucent Technologies Inc. | Apparatus and method for measurement and adaptive control of polarization mode dispersion in optical fiber transmission systems |
JP2003337236A (ja) * | 2002-05-17 | 2003-11-28 | Nec Corp | 光リング共振器、光導波路デバイスならびに光リング共振器の製造方法 |
US7058258B2 (en) * | 2003-07-14 | 2006-06-06 | Nec Corporation | Tunable dispersion compensator and method for tunable dispersion compensation |
-
2003
- 2003-10-20 JP JP2003358767A patent/JP4022766B2/ja not_active Expired - Fee Related
-
2004
- 2004-10-13 US US10/964,954 patent/US7035495B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2005122001A (ja) | 2005-05-12 |
US7035495B2 (en) | 2006-04-25 |
US20050117842A1 (en) | 2005-06-02 |
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