JP2019070764A - 位相変調装置 - Google Patents
位相変調装置 Download PDFInfo
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- JP2019070764A JP2019070764A JP2017197402A JP2017197402A JP2019070764A JP 2019070764 A JP2019070764 A JP 2019070764A JP 2017197402 A JP2017197402 A JP 2017197402A JP 2017197402 A JP2017197402 A JP 2017197402A JP 2019070764 A JP2019070764 A JP 2019070764A
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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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136277—Active matrix addressed cells formed on a semiconductor substrate, e.g. of silicon
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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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133553—Reflecting elements
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
-
- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
-
- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
-
- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—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 liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
-
- 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
- G02F2202/40—Materials having a particular birefringence, retardation
-
- 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
- G02F2203/02—Function characteristic reflective
-
- 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
- G02F2203/12—Function characteristic spatial light modulator
-
- 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
- G02F2203/30—Gray scale
-
- 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
- G02F2203/50—Phase-only modulation
-
- 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
- G02F2203/58—Multi-wavelength, e.g. operation of the device at a plurality of wavelengths
- G02F2203/585—Add/drop devices
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0421—Structural details of the set of electrodes
- G09G2300/0426—Layout of electrodes and connections
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
- G09G2300/0456—Pixel structures with a reflective area and a transmissive area combined in one pixel, such as in transflectance pixels
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/06—Details of flat display driving waveforms
- G09G2310/066—Waveforms comprising a gently increasing or decreasing portion, e.g. ramp
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Geometry (AREA)
- Liquid Crystal (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Abstract
Description
2 画像データ生成部
3 階調データ生成部
10 LCOS素子(反射型液晶素子)
21 画素領域
24 画素電極
25 画素ブロック
41 第1のブランクエリア
42 第2のブランクエリア
JD 情報データ
DD 画像データ
DS 階調データ
DV 駆動電圧
SL 信号光
WF 波面
Claims (2)
- 情報データに基づいて位相の変化量の分布または位相速度の分布に対応する画像データを生成する画像データ生成部と、
前記画像データに基づいて各画素に対応する階調データを生成する階調データ生成部と、
複数の画素電極が配置され、前記階調データに対応する鋸歯状波の電圧パターンの駆動電圧が印加される画素領域を有する反射型液晶素子と、
を備え、
前記画素領域は、
入射される信号光を前記電圧パターンに基づいて位相変調させ、前記信号光の波面を傾斜させる複数の画素ブロックと、
前記電圧パターンが繰り返される第1の方向における画素ブロック間に形成された第1のブランクエリアと、
前記第1の方向に直交する第2の方向における画素ブロック間に形成された第2のブランクエリアと、
を有し、
前記情報データは、前記信号光の入力ポート及び出力ポートの位置と前記信号光における入射光に対する反射光の角度との関係を示すパラメータと、前記信号光の波長帯のパラメータとを含み、
前記第1のブランクエリアは、前記第1の方向に2個以上の画素電極が配置され、前記画素ブロックの画素電極と隣り合う画素電極には、前記画素ブロックの画素電極に印加される駆動電圧と同じ駆動電圧が印加され、
前記第2のブランクエリアは、前記第2の方向に2個以上の画素電極が配置され、前記画素ブロックの画素電極と隣り合う画素電極には、前記画素ブロックの画素電極に印加される駆動電圧と同じ駆動電圧が印加されることを特徴とする位相変調装置。 - 前記画素領域は、
前記第1の方向における前記画素領域の外周領域に前記画素ブロックに隣接して形成された第3のブランクエリアと、
前記第2の方向における前記画素領域の外周領域に前記画素ブロックに隣接して形成された第4のブランクエリアと、
をさらに有し、
前記第3のブランクエリアは、前記画素ブロックの画素電極と隣り合う画素電極には、前記画素ブロックの画素電極に印加される駆動電圧と同じ駆動電圧が印加され、
前記第4のブランクエリアは、前記画素ブロックの画素電極と隣り合う画素電極には、前記画素ブロックの画素電極に印加される駆動電圧と同じ駆動電圧が印加されることを特徴とする請求項1に記載の位相変調装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017197402A JP6791088B2 (ja) | 2017-10-11 | 2017-10-11 | 位相変調装置 |
EP18866691.1A EP3696599B1 (en) | 2017-10-11 | 2018-10-04 | Phase modulation device |
PCT/JP2018/037206 WO2019073896A1 (ja) | 2017-10-11 | 2018-10-04 | 位相変調装置 |
CN201880065528.3A CN111201481B (zh) | 2017-10-11 | 2018-10-04 | 相位调制装置 |
US16/842,026 US10838251B2 (en) | 2017-10-11 | 2020-04-07 | Phase modulation device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017197402A JP6791088B2 (ja) | 2017-10-11 | 2017-10-11 | 位相変調装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019070764A true JP2019070764A (ja) | 2019-05-09 |
JP6791088B2 JP6791088B2 (ja) | 2020-11-25 |
Family
ID=66100734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2017197402A Active JP6791088B2 (ja) | 2017-10-11 | 2017-10-11 | 位相変調装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10838251B2 (ja) |
EP (1) | EP3696599B1 (ja) |
JP (1) | JP6791088B2 (ja) |
CN (1) | CN111201481B (ja) |
WO (1) | WO2019073896A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110600462A (zh) * | 2019-09-29 | 2019-12-20 | 南京芯视元电子有限公司 | 一种具有多个像素区的系统封装lcos芯片及其应用 |
CN113495377B (zh) * | 2020-04-08 | 2022-08-26 | 华为技术有限公司 | 硅基液晶加载装置、硅基液晶器件和硅基液晶调制方法 |
CN114153033A (zh) * | 2020-09-07 | 2022-03-08 | 华为技术有限公司 | 波长选择的方法和装置 |
CN112596269A (zh) * | 2020-12-18 | 2021-04-02 | 深圳视为光电科技有限公司 | 一种可调控液体透镜镜片、光学视力矫正眼镜及其控制方法 |
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JP2007003981A (ja) * | 2005-06-27 | 2007-01-11 | Seiko Epson Corp | 電気光学装置及びその駆動方法並びに電子機器 |
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JP2014002232A (ja) * | 2012-06-18 | 2014-01-09 | Seiko Epson Corp | 表示制御回路、表示制御方法、電気光学装置及び電子機器 |
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-
2017
- 2017-10-11 JP JP2017197402A patent/JP6791088B2/ja active Active
-
2018
- 2018-10-04 WO PCT/JP2018/037206 patent/WO2019073896A1/ja unknown
- 2018-10-04 CN CN201880065528.3A patent/CN111201481B/zh active Active
- 2018-10-04 EP EP18866691.1A patent/EP3696599B1/en active Active
-
2020
- 2020-04-07 US US16/842,026 patent/US10838251B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH10142605A (ja) * | 1996-11-13 | 1998-05-29 | Victor Co Of Japan Ltd | 投射型液晶表示装置 |
JP2007003981A (ja) * | 2005-06-27 | 2007-01-11 | Seiko Epson Corp | 電気光学装置及びその駆動方法並びに電子機器 |
US8610993B2 (en) * | 2008-12-24 | 2013-12-17 | Hamamatsu Photonics K.K. | Light control device and light control method |
JP2014002232A (ja) * | 2012-06-18 | 2014-01-09 | Seiko Epson Corp | 表示制御回路、表示制御方法、電気光学装置及び電子機器 |
JP2016122061A (ja) * | 2014-12-24 | 2016-07-07 | 日本電信電話株式会社 | 空間位相変調器 |
JP2017054004A (ja) * | 2015-09-09 | 2017-03-16 | 日本電信電話株式会社 | 波長選択スイッチ |
Also Published As
Publication number | Publication date |
---|---|
WO2019073896A1 (ja) | 2019-04-18 |
EP3696599A4 (en) | 2020-08-19 |
US20200233262A1 (en) | 2020-07-23 |
EP3696599B1 (en) | 2021-11-10 |
JP6791088B2 (ja) | 2020-11-25 |
US10838251B2 (en) | 2020-11-17 |
CN111201481A (zh) | 2020-05-26 |
CN111201481B (zh) | 2022-08-30 |
EP3696599A1 (en) | 2020-08-19 |
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