JP2017504062A - 偏光子及び偏光変調システム - Google Patents
偏光子及び偏光変調システム Download PDFInfo
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- 230000010287 polarization Effects 0.000 title claims abstract description 70
- 230000003287 optical effect Effects 0.000 claims abstract description 46
- 239000000463 material Substances 0.000 claims abstract description 36
- 239000000382 optic material Substances 0.000 claims description 30
- 230000005684 electric field Effects 0.000 claims description 23
- 229910000577 Silicon-germanium Inorganic materials 0.000 claims description 14
- 229910045601 alloy Inorganic materials 0.000 claims description 14
- 239000000956 alloy Substances 0.000 claims description 14
- 238000002834 transmittance Methods 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 16
- 239000004065 semiconductor Substances 0.000 description 13
- 230000008033 biological extinction Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 229910021419 crystalline silicon Inorganic materials 0.000 description 4
- 239000013307 optical fiber Substances 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- MTRJKZUDDJZTLA-UHFFFAOYSA-N iron yttrium Chemical compound [Fe].[Y] MTRJKZUDDJZTLA-UHFFFAOYSA-N 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
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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
- G02F1/0136—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 for the control of polarisation, e.g. state of polarisation [SOP] control, polarisation scrambling, TE-TM mode conversion or separation
-
- 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
- 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
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
- G02B6/2808—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using a mixing element which evenly distributes an input signal over a number of outputs
- G02B6/2813—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using a mixing element which evenly distributes an input signal over a number of outputs based on multimode interference effect, i.e. self-imaging
-
- 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
- G02F1/0147—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 thermo-optic 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
- G02F1/015—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 semiconductor elements having potential barriers, e.g. having a PN or PIN junction
- G02F1/025—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 semiconductor elements having potential barriers, e.g. having a PN or PIN junction in an optical waveguide structure
-
- 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
- G02F1/09—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 magneto-optical elements, e.g. exhibiting Faraday effect
- G02F1/095—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 magneto-optical elements, e.g. exhibiting Faraday effect in an optical waveguide structure
-
- 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
- G02F2201/05—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 multimode
-
- 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
- G02F2201/58—Arrangements comprising a monitoring photodetector
-
- 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
- G02F2202/00—Materials and properties
- G02F2202/10—Materials and properties semiconductor
-
- 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
- G02F2202/00—Materials and properties
- G02F2202/10—Materials and properties semiconductor
- G02F2202/105—Materials and properties semiconductor single crystal Si
-
- 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
- G02F2203/07—Polarisation dependent
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Optical Integrated Circuits (AREA)
Abstract
Description
[実施形態1]
[実施形態2]
[実施形態3]
[実施形態4]
Claims (11)
- 少なくとも1つのMMI多モード導波路を備える偏光子であって、
各MMI多モード導波路の一方の側は入力導波路に接続され、他方の側は出力導波路に接続されており、
前記MMI多モード導波路の前記出力導波路が位置する側の端部には可調整部が設けられ、前記可調整部は前記出力導波路に接続されており、
前記偏光子は、前記可調整部に接続されたコントローラを更に備え、前記コントローラは、前記可調整部の材料特性を変化させるべく制御を実行するよう構成され、これにより、前記出力導波路は複数の異なる偏光状態の複数の光信号を出力する、
偏光子。 - 前記可調整部の前記材料特性は、前記可調整部の屈折率、前記可調整部の磁気伝導率、及び前記可調整部の光透過率のうちの1又は複数を含む、
請求項1に記載の偏光子。 - 前記可調整部の前記材料特性は、前記可調整部の吸収率を含む、
請求項1に記載の偏光子。 - 前記可調整部は、電極とp−i−n接合とを含み、
前記コントローラは、前記可調整部の前記p−i−n接合の領域の屈折率、磁気伝導率、及び/又は光透過率を、前記電極に電界を印加することによって変化させるよう構成される、
請求項2に記載の偏光子。 - 前記可調整部は、電極とp−i−n接合とを含み、
前記コントローラは、前記可調整部の前記p−i−n接合の領域の吸収率を、前記電極に電界を印加することによって変化させるよう構成される、
請求項3に記載の偏光子。 - 前記p−i−n接合はSiGe合金を含み、
前記SiGe合金は、25〜35ミクロンの範囲の長さ、及び5〜7ミクロンの範囲の幅を有する、
請求項4又は5に記載の偏光子。 - 前記SiGe合金は29ミクロンの長さ、及び6.5ミクロンの幅を有する、
請求項6に記載の偏光子。 - 前記可調整部は熱光学材料を含み、前記コントローラは、前記熱光学材料の屈折率、磁気伝導率、及び/又は光透過率を、前記熱光学材料に温度場を印加することによって変化させるよう構成される、又は、
前記可調整部は磁気光学材料を含み、前記コントローラは、前記磁気光学材料の屈折率、磁気伝導率、及び/又は光透過率を、前記磁気光学材料に磁場を印加することによって変化させるよう構成される、
請求項2に記載の偏光子。 - 前記可調整部は熱光学材料を含み、前記コントローラは、前記熱光学材料の吸収率を前記熱光学材料に温度場を印加することによって変化させるよう構成される、又は、
前記可調整部は磁気光学材料を含み、前記コントローラは前記磁気光学材料の吸収率を前記磁気光学材料に磁場を印加することによって変化させるよう構成される、
請求項3に記載の偏光子。 - 前記偏光子が少なくとも2つのMMI多モード導波路を備える場合、前記偏光子は少なくとも2つのサブ偏光子を備え、
複数の前記サブ偏光子のそれぞれは、1つのMMI多モード導波路、1つの入力導波路、及び1つの出力導波路を有し、
前記少なくとも2つのサブ偏光子は縦続接続される、
請求項1から9の何れか一項に記載の偏光子。 - 請求項1から10の何れか一項に記載の偏光子を備える偏光変調システムであって、
エンコーダと、偏光ビームスプリッタと、微分器と、光電検出器とを更に備え、
前記エンコーダと、前記偏光子と、前記偏光ビームスプリッタと、前記微分器と、前記光電検出器とは、連続的に接続される、
偏光変調システム。
Applications Claiming Priority (1)
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PCT/CN2013/090151 WO2015089844A1 (zh) | 2013-12-20 | 2013-12-20 | 起偏器及偏振调制系统 |
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JP2017504062A true JP2017504062A (ja) | 2017-02-02 |
JP6226496B2 JP6226496B2 (ja) | 2017-11-08 |
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US (1) | US10067363B2 (ja) |
EP (1) | EP3073302B1 (ja) |
JP (1) | JP6226496B2 (ja) |
CN (1) | CN105829935A (ja) |
WO (1) | WO2015089844A1 (ja) |
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US9746609B2 (en) * | 2015-06-30 | 2017-08-29 | Elenion Technologies, Llc | Integrated on-chip polarizer |
CN111458795B (zh) * | 2020-05-18 | 2024-04-30 | 浙江大学 | 一种基于硅波导的全波段起偏器 |
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- 2013-12-20 WO PCT/CN2013/090151 patent/WO2015089844A1/zh active Application Filing
- 2013-12-20 JP JP2016541480A patent/JP6226496B2/ja active Active
- 2013-12-20 EP EP13899938.8A patent/EP3073302B1/en active Active
- 2013-12-20 CN CN201380081689.9A patent/CN105829935A/zh active Pending
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Title |
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Publication number | Publication date |
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EP3073302A4 (en) | 2016-11-09 |
WO2015089844A1 (zh) | 2015-06-25 |
EP3073302A1 (en) | 2016-09-28 |
US20170023808A1 (en) | 2017-01-26 |
JP6226496B2 (ja) | 2017-11-08 |
EP3073302B1 (en) | 2018-09-26 |
CN105829935A (zh) | 2016-08-03 |
US10067363B2 (en) | 2018-09-04 |
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