JP2005122001A - 波長分散デバイス - Google Patents
波長分散デバイス Download PDFInfo
- Publication number
- JP2005122001A JP2005122001A JP2003358767A JP2003358767A JP2005122001A JP 2005122001 A JP2005122001 A JP 2005122001A JP 2003358767 A JP2003358767 A JP 2003358767A JP 2003358767 A JP2003358767 A JP 2003358767A JP 2005122001 A JP2005122001 A JP 2005122001A
- Authority
- JP
- Japan
- Prior art keywords
- ring
- waveguide
- group delay
- input
- dispersion device
- 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.)
- Granted
Links
Images
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
Landscapes
- 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)
Abstract
【解決手段】 波長分散デバイス10は、入出力導波路12と、当該入出力導波路12に光結合し、光軸方向にシリアルに配置される5つのリング導波路14,16,18,20,22からなる。リング導波路14〜22は、同じFSR(Free Spectral Range)を具備する。リング導波路14〜20は、互いに同じ極性の共振ピーク値の群遅延特性を具備する。リング導波路22は、リング導波路14〜20とは逆極性の共振ピーク値の群遅延特性を具備する。
【選択図】 図1
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 (6)
- 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、当該所定FSR及び、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)
とを具備することを特徴とする波長分散デバイス。 - 当該第1及び第2のリング導波路(14〜22)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1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。 - 当該第2のリング導波路(22)が損失媒体(22d)を具備する請求項1乃至4の何れか1項に記載の波長分散デバイス。
- シリアルに配置される、互いに同じFSR(Free Spectral Range)を具備するn個のリング共振器(14〜22)からなる波長分散デバイスであって、
当該複数のリング共振器の内の(n−1)個の第1のリング共振器(14〜20)が、第1の極性のピーク値を具備する群遅延特性を具備し、
残りの1個の第2のリング共振器(22)が、当該第1のリング共振器(14〜20)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
ことを特徴とする波長分散デバイス。
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 true JP2005122001A (ja) | 2005-05-12 |
JP4022766B2 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 |
---|---|
US (1) | US7035495B2 (ja) |
JP (1) | JP4022766B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100842226B1 (ko) * | 2006-05-16 | 2008-06-30 | 이태규 | 초고층 건축물의 부등축소량 산정시스템 및 방법 |
JP2009541813A (ja) * | 2006-06-30 | 2009-11-26 | アルカテル−ルーセント ユーエスエー インコーポレーテッド | 光変調器 |
JP2017015789A (ja) * | 2015-06-26 | 2017-01-19 | 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 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7403679B2 (en) * | 2006-03-31 | 2008-07-22 | Intel Corporation | Thermally tunable optical dispersion compensation devices |
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 |
US8406586B2 (en) * | 2008-09-05 | 2013-03-26 | Morton Photonics Inc. | Tunable optical group delay |
US8718421B2 (en) * | 2008-09-05 | 2014-05-06 | Morton Photonics | Super-ring resonator based devices |
US8970945B2 (en) * | 2012-07-24 | 2015-03-03 | University of Zagreb, Faculty of Electrical Engineering and Computing | Modulation averaging reflectors |
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
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100842226B1 (ko) * | 2006-05-16 | 2008-06-30 | 이태규 | 초고층 건축물의 부등축소량 산정시스템 및 방법 |
JP2009541813A (ja) * | 2006-06-30 | 2009-11-26 | アルカテル−ルーセント ユーエスエー インコーポレーテッド | 光変調器 |
JP2017015789A (ja) * | 2015-06-26 | 2017-01-19 | 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 |
Also Published As
Publication number | Publication date |
---|---|
US7035495B2 (en) | 2006-04-25 |
JP4022766B2 (ja) | 2007-12-19 |
US20050117842A1 (en) | 2005-06-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Lenz et al. | General optical all-pass filter structures for dispersion control in WDM systems | |
Lenz et al. | Dispersive properties of optical filters for WDM systems | |
Madsen | Efficient architectures for exactly realizing optical filters with optimum bandpass designs | |
US6289151B1 (en) | All-pass optical filters | |
US5852505A (en) | Dense waveguide division multiplexers implemented using a first stage fourier filter | |
CA2165094C (en) | Monolithic optical waveguide filters based on fourier expansion | |
JP2000267147A (ja) | マルチチャネル光学通信システム用チャネルセレクタ | |
JP4022766B2 (ja) | 波長分散デバイス | |
EP2049929B1 (en) | Ultra-narrow bandpass filter | |
WO2005121854A1 (en) | Optical interleaver | |
US7206477B2 (en) | Optical all pass filter device having improved time-bandwidth behavior | |
US7496253B2 (en) | Wide passband optical interleaver | |
Madsen | Subband all-pass filter architectures with applications to dispersion and dispersion-slope compensation and continuously variable delay lines | |
Madsen | A multiport frequency band selector with inherently low loss, flat passbands, and low crosstalk | |
CN102323645B (zh) | 基于双环耦合结构的马赫-曾德尔干涉仪型光学陷波器 | |
Kokubun et al. | Series-coupled and parallel-coupled add/drop filters and FSR extension | |
JPH05323389A (ja) | 光可変分波装置 | |
Wang et al. | Flat-passband 3× 3 interleaving filter designed with optical directional couplers in lattice structure | |
Weinert | Optical filters in wavelength-division multiplex systems | |
US6768843B1 (en) | Cascaded fourier filter interleaver having enhanced performance | |
JP3832743B2 (ja) | 導波路型多チャネル波長分散補償器及びそれを用いた光モジュール | |
Rasras et al. | Tunable narrowband optical filter in CMOS | |
JP2009015156A (ja) | 波長分散補償回路 | |
Madsen et al. | Integrated optical allpass filters for dispersion compensation | |
Madsen et al. | An all-pass filter for tunable dispersion and dispersion slope compensation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20050908 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20070625 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20070627 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070814 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20070905 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20070918 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101012 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101012 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111012 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111012 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131012 Year of fee payment: 6 |
|
LAPS | Cancellation because of no payment of annual fees |