JP2021518928A - 光リング回路及びリング光変調器 - Google Patents
光リング回路及びリング光変調器 Download PDFInfo
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- JP2021518928A JP2021518928A JP2020553687A JP2020553687A JP2021518928A JP 2021518928 A JP2021518928 A JP 2021518928A JP 2020553687 A JP2020553687 A JP 2020553687A JP 2020553687 A JP2020553687 A JP 2020553687A JP 2021518928 A JP2021518928 A JP 2021518928A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 30
- 238000010615 ring circuit Methods 0.000 title claims abstract description 10
- 230000001902 propagating effect Effects 0.000 claims abstract description 4
- 230000004044 response Effects 0.000 claims description 14
- 230000006870 function Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 12
- 230000001934 delay Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000003111 delayed effect Effects 0.000 description 4
- 230000010363 phase shift Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000004399 eye closure Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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- 230000005701 quantum confined stark effect Effects 0.000 description 1
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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
- G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass
-
- 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
- G02F1/2257—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 the optical waveguides being made of semiconducting material
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/04—Recursive filters
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/06—Non-recursive filters
-
- 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
- G02F2203/15—Function characteristic involving resonance effects, e.g. resonantly enhanced interaction
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims (6)
- 光源からの光を光信号に変調する光リング回路であって、
導波路の近くに位置し該導波路を伝播する光を結合し、一対の電極を備えるリング変調器と、
前記光信号に対応する電気信号を送信する信号発生器と、
出力信号を発生させるフィルター回路であって、該フィルター回路は、加算器ユニットと遅延ユニット及び係数ユニットを有する少なくとも1つのタップユニットとを備え、前記加算器ユニットは、前記遅延ユニットの遅延時間の少なくとも2倍の遅延時間により前記電気信号の信号成分を事前補償するために、前記信号発生器からの電気信号と、前記タップユニットから渡される信号とを加算する、フィルター回路と、
前記出力信号に基づいて前記電極に電圧を印加するドライバー回路と、
を備える、光リング回路。 - 前記フィルター回路は、1つ以上のタップユニットを含む無限インパルス応答フィルターを含む、請求項1に記載の光リング回路。
- 前記フィルター回路は、2つ以上のタップユニットを含む有限インパルス応答フィルターを含み、前記加算器ユニット及び前記タップユニットは並列に配置されている、請求項1に記載の光リング回路。
- 光源からの光を光信号に変調するリング光変調器であって、
導波路の近くに位置し該導波路を伝播する光を結合し、一対の電極を備えるリング変調器と、
前記光信号に対応する電気信号を送信する信号発生器と、
出力信号を発生させるフィルター回路であって、該フィルター回路は、加算器ユニットと、第1の係数ユニットと、遅延ユニット及び第2の係数ユニットを有する少なくとも1つのタップユニットとを備え、前記加算器ユニットは、前記遅延ユニットの遅延時間の少なくとも2倍の遅延時間により前記電気信号の信号成分を事前補償するために、前記信号発生器及び第1の係数ユニットを通過した信号と、前記信号発生器及びタップユニットを通過した信号とを加算する、フィルター回路と、
前記出力信号に基づいて前記電極に電圧を印加するドライバー回路と、
を備える、リング光変調器。 - 前記フィルター回路は、1つ以上のタップユニットを含む無限インパルス応答フィルターを含む、請求項4に記載のリング光変調器。
- 前記フィルター回路は、2つ以上のタップユニットを含む有限インパルス応答フィルターを含み、前記加算器ユニット及び前記タップユニットは並列に配置されている、請求項4に記載のリング光変調器。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862666988P | 2018-05-04 | 2018-05-04 | |
US62/666,988 | 2018-05-04 | ||
US16/124,344 | 2018-09-07 | ||
US16/124,344 US10838282B2 (en) | 2018-05-04 | 2018-09-07 | Optical ring circuit with electrical filter |
PCT/JP2019/014716 WO2019211963A1 (en) | 2018-05-04 | 2019-03-27 | Optical ring circuit and optical ring modulator |
Publications (2)
Publication Number | Publication Date |
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JP2021518928A true JP2021518928A (ja) | 2021-08-05 |
JP7170744B2 JP7170744B2 (ja) | 2022-11-14 |
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JP2020553687A Active JP7170744B2 (ja) | 2018-05-04 | 2019-03-27 | 光リング回路 |
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US (1) | US10838282B2 (ja) |
JP (1) | JP7170744B2 (ja) |
CN (1) | CN112041733B (ja) |
WO (1) | WO2019211963A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US10838282B2 (en) * | 2018-05-04 | 2020-11-17 | Mitsubishi Electric Research Laboratories, Inc. | Optical ring circuit with electrical filter |
JP7428037B2 (ja) * | 2020-03-24 | 2024-02-06 | 富士通オプティカルコンポーネンツ株式会社 | イコライザ、及びこれを用いた通信モジュール |
CN116800349B (zh) * | 2023-08-29 | 2023-11-14 | 合肥硅臻芯片技术有限公司 | 一种干涉网络扩展系统及方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008268276A (ja) * | 2007-04-16 | 2008-11-06 | Nec Corp | 光変調器、光源装置及び前記光変調器の駆動方法 |
JP2014228694A (ja) * | 2013-05-22 | 2014-12-08 | 富士通株式会社 | 光半導体素子 |
US20150372755A1 (en) * | 2014-06-18 | 2015-12-24 | Electronics And Telecommunications Research Institute | Optical transmitting and receiving apparatus and method thereof based on multicarrier differential phase shift keying |
JP2016122910A (ja) * | 2014-12-24 | 2016-07-07 | 日本オクラロ株式会社 | 光通信装置 |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6343207B1 (en) * | 1998-11-03 | 2002-01-29 | Harris Corporation | Field programmable radio frequency communications equipment including a configurable if circuit, and method therefor |
US20020097861A1 (en) * | 2001-01-25 | 2002-07-25 | Acoustic Technologies, Inc. | Narrow band shadow encoder |
US20090231686A1 (en) | 2008-01-12 | 2009-09-17 | Robert Atkins | Multi-functional integrated optical waveguides |
US8139954B2 (en) | 2008-08-19 | 2012-03-20 | Ciena Corporation | System and method for reducing memory requirements for electrical domain compensation of intra-channel nonlinearity in an optical communications system |
JP2010130323A (ja) * | 2008-11-27 | 2010-06-10 | Yokogawa Electric Corp | 光伝送装置 |
EP2997415B1 (en) * | 2013-05-14 | 2019-09-18 | Elenion Technologies, LLC | Ultra-responsive phase shifters for depletion mode silicon modulators |
US20150295650A1 (en) | 2014-04-11 | 2015-10-15 | Alcatel-Lucent Usa Inc. | Filter structure for driving an optical modulator |
US9651803B2 (en) | 2015-03-17 | 2017-05-16 | California Institute Of Technology | Bandwidth enhancement technique using inductive peaking |
US9658511B2 (en) * | 2015-03-27 | 2017-05-23 | Fujitsu Limited | Optical ring resonator circuit |
US10120210B2 (en) | 2016-06-03 | 2018-11-06 | International Business Machines Corporation | Feed-forward optical equalization using an electro-optic modulator with a multi-segment electrode and distributed drivers |
US10084619B2 (en) * | 2016-06-03 | 2018-09-25 | International Business Machines Corporation | Nested feed-forward optical equalization using an electro-optic modulator with a multi-segment electrode |
US10838282B2 (en) * | 2018-05-04 | 2020-11-17 | Mitsubishi Electric Research Laboratories, Inc. | Optical ring circuit with electrical filter |
-
2018
- 2018-09-07 US US16/124,344 patent/US10838282B2/en active Active
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- 2019-03-27 WO PCT/JP2019/014716 patent/WO2019211963A1/en active Application Filing
- 2019-03-27 CN CN201980028563.2A patent/CN112041733B/zh active Active
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2008268276A (ja) * | 2007-04-16 | 2008-11-06 | Nec Corp | 光変調器、光源装置及び前記光変調器の駆動方法 |
JP2014228694A (ja) * | 2013-05-22 | 2014-12-08 | 富士通株式会社 | 光半導体素子 |
US20150372755A1 (en) * | 2014-06-18 | 2015-12-24 | Electronics And Telecommunications Research Institute | Optical transmitting and receiving apparatus and method thereof based on multicarrier differential phase shift keying |
JP2016122910A (ja) * | 2014-12-24 | 2016-07-07 | 日本オクラロ株式会社 | 光通信装置 |
Non-Patent Citations (1)
Title |
---|
ROSENBERG J. C. ET AL.: "Ultra-low-voltage Micro-ring Modulator Integrated with a CMOS Feed-forward Equalization Driver", 2011 OPTICAL FIBER COMMUNICATION CONFERENCE AND EXPOSITION AND THE NATIONAL FIBER OPTIC ENGINEERS CO, JPN6021045697, 6 March 2011 (2011-03-06), US, pages 1 - 3, XP031946687, ISSN: 0004760774 * |
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Publication number | Publication date |
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WO2019211963A1 (en) | 2019-11-07 |
US20190339584A1 (en) | 2019-11-07 |
CN112041733A (zh) | 2020-12-04 |
US10838282B2 (en) | 2020-11-17 |
JP7170744B2 (ja) | 2022-11-14 |
CN112041733B (zh) | 2024-02-06 |
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