JP7276452B2 - 光変調器 - Google Patents
光変調器 Download PDFInfo
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- JP7276452B2 JP7276452B2 JP2021529592A JP2021529592A JP7276452B2 JP 7276452 B2 JP7276452 B2 JP 7276452B2 JP 2021529592 A JP2021529592 A JP 2021529592A JP 2021529592 A JP2021529592 A JP 2021529592A JP 7276452 B2 JP7276452 B2 JP 7276452B2
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- core
- type layer
- optical modulator
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- optical
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- 230000003287 optical effect Effects 0.000 title claims description 84
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 13
- 229910052710 silicon Inorganic materials 0.000 claims description 13
- 239000010703 silicon Substances 0.000 claims description 13
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 12
- 229910021417 amorphous silicon Inorganic materials 0.000 claims description 11
- 239000004065 semiconductor Substances 0.000 claims description 10
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 230000001154 acute effect Effects 0.000 claims description 2
- 229910052805 deuterium Inorganic materials 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 238000005253 cladding Methods 0.000 claims 2
- 238000000034 method Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 239000000969 carrier Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000037230 mobility Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 238000001039 wet etching Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007261 regionalization Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- G02F1/0155—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 modulating the optical absorption
- G02F1/0156—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 modulating the optical absorption using free carrier absorption
-
- 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
- G02F2202/00—Materials and properties
- G02F2202/10—Materials and properties semiconductor
- G02F2202/103—Materials and properties semiconductor a-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
- G02F2202/00—Materials and properties
- G02F2202/10—Materials and properties semiconductor
- G02F2202/105—Materials and properties semiconductor single crystal Si
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Integrated Circuits (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Description
Claims (6)
- クラッド層の上に形成された、非晶質の半導体からなるコアと、
前記クラッド層の上で、前記コアを挾んで配置され、前記コアに接して形成されたp型層およびn型層と
を備え、
前記p型層および前記n型層は、単結晶シリコンから構成され、
前記コアより構成された光導波路に、光学的に接続して形成された他光導波路を備え、
前記他光導波路を構成する他コアは、前記p型層および前記n型層に連続して形成されたシリコン層から構成され、
前記他コアは、前記クラッド層の上に配置されている
ことを特徴とする光変調器。 - 請求項1記載の光変調器において、
前記p型層および前記n型層の前記コアの側の側面と、前記クラッド層の平面とのなす角は、鋭角とされていることを特徴とする光変調器。 - 請求項1または2記載の光変調器において、
前記p型層の上に形成されたp電極と、
前記n型層の上に形成されたn電極と
を備え、
前記p電極が形成されている前記p型層の厚さ、および前記n電極が形成されている前記n型層の厚さは、前記コアに接する領域の前記p型層および前記n型層より厚く形成されている
ことを特徴とする光変調器。 - 請求項1~3のいずれか1項に記載の光変調器において、
前記コアは、アモルファスシリコンから構成され、
前記アモルファスシリコンは、水素もしくは重水素で終端されたシリコンを含むことを特徴とする光変調器。 - 請求項1~4のいずれか1項に記載の光変調器において、
前記コアは、前記他光導波路の側に延在して形成され、
前記コアの延在する部分は前記他コアの上に形成されている
ことを特徴とする光変調器。 - 請求項5記載の光変調器において、
前記コアの延在する部分は、前記光導波路から離れるほど、平面視の幅が小さくなる
ことを特徴とする光変調器。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2019/026255 WO2021001918A1 (ja) | 2019-07-02 | 2019-07-02 | 光変調器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2021001918A1 JPWO2021001918A1 (ja) | 2021-01-07 |
JP7276452B2 true JP7276452B2 (ja) | 2023-05-18 |
Family
ID=74100980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021529592A Active JP7276452B2 (ja) | 2019-07-02 | 2019-07-02 | 光変調器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11977282B2 (ja) |
JP (1) | JP7276452B2 (ja) |
WO (1) | WO2021001918A1 (ja) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011092861A1 (ja) | 2010-02-01 | 2011-08-04 | 株式会社日立製作所 | 光素子 |
US20120213468A1 (en) | 2011-02-17 | 2012-08-23 | Cornell University | Polysilicon photodetector, methods and applications |
JP2012521576A (ja) | 2009-03-24 | 2012-09-13 | ユニヴェルシテ パリ−スュッド | 高速データレート用の半導体・オン・インシュレータ光変調器 |
WO2014155450A1 (ja) | 2013-03-26 | 2014-10-02 | 日本電気株式会社 | シリコンベース電気光学変調装置 |
WO2015129039A1 (ja) | 2014-02-26 | 2015-09-03 | 独立行政法人産業技術総合研究所 | 光半導体装置 |
US20170045762A1 (en) | 2014-05-07 | 2017-02-16 | Hewlett Packard Enterprise Development Lp | Polymer-clad optical modulators |
WO2018193167A1 (en) | 2017-04-21 | 2018-10-25 | Teknologian Tutkimuskeskus Vtt Oy | Light escalators in optical circuits between thick and thin waveguides |
WO2018224621A1 (en) | 2017-06-09 | 2018-12-13 | University Of Southampton | Optoelectronic device and method of manufacturing thereof |
-
2019
- 2019-07-02 JP JP2021529592A patent/JP7276452B2/ja active Active
- 2019-07-02 WO PCT/JP2019/026255 patent/WO2021001918A1/ja active Application Filing
- 2019-07-02 US US17/619,679 patent/US11977282B2/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012521576A (ja) | 2009-03-24 | 2012-09-13 | ユニヴェルシテ パリ−スュッド | 高速データレート用の半導体・オン・インシュレータ光変調器 |
WO2011092861A1 (ja) | 2010-02-01 | 2011-08-04 | 株式会社日立製作所 | 光素子 |
US20120213468A1 (en) | 2011-02-17 | 2012-08-23 | Cornell University | Polysilicon photodetector, methods and applications |
WO2014155450A1 (ja) | 2013-03-26 | 2014-10-02 | 日本電気株式会社 | シリコンベース電気光学変調装置 |
WO2015129039A1 (ja) | 2014-02-26 | 2015-09-03 | 独立行政法人産業技術総合研究所 | 光半導体装置 |
US20170045762A1 (en) | 2014-05-07 | 2017-02-16 | Hewlett Packard Enterprise Development Lp | Polymer-clad optical modulators |
WO2018193167A1 (en) | 2017-04-21 | 2018-10-25 | Teknologian Tutkimuskeskus Vtt Oy | Light escalators in optical circuits between thick and thin waveguides |
WO2018224621A1 (en) | 2017-06-09 | 2018-12-13 | University Of Southampton | Optoelectronic device and method of manufacturing thereof |
Also Published As
Publication number | Publication date |
---|---|
JPWO2021001918A1 (ja) | 2021-01-07 |
US20220357604A1 (en) | 2022-11-10 |
US11977282B2 (en) | 2024-05-07 |
WO2021001918A1 (ja) | 2021-01-07 |
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