JP6885725B2 - 相変化材料に基づくディスプレイデバイス - Google Patents
相変化材料に基づくディスプレイデバイス Download PDFInfo
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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
- G02F1/19—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 variable-reflection or variable-refraction elements not provided for in groups G02F1/015 - G02F1/169
-
- 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
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/50—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels
- G02B30/52—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels the 3D volume being constructed from a stack or sequence of 2D planes, e.g. depth sampling systems
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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
- G02F1/0102—Constructional details, not otherwise provided for in this subclass
- G02F1/0105—Illuminating devices
-
- 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
- G02F1/0102—Constructional details, not otherwise provided for in this subclass
- G02F1/0107—Gaskets, spacers or sealing of cells; Filling and closing of cells
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N70/00—Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching
- H10N70/20—Multistable switching devices, e.g. memristors
- H10N70/231—Multistable switching devices, e.g. memristors based on solid-state phase change, e.g. between amorphous and crystalline phases, Ovshinsky effect
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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
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
Claims (13)
- ディスプレイデバイスであって、
複数の電極と、
固体状の材料の部分であって、前記電極への電圧の印加により可逆的に制御可能な屈折率を有する相変化材料である固体状の材料の部分と、
前記電極を介して少なくとも1つの電圧を印加して前記材料の屈折率を変化させるように構成された制御器と、を備え、
前記ディスプレイデバイスは、観察面を有しており、前記固体状の材料の部分のうち前記観察面の反対側に設けられたスペーサ層であって、光を透過するスペーサ層を更に備え、
前記ディスプレイデバイスは、リフレクタを更に備え、前記スペーサ層は、前記リフレクタと前記固体状の材料の部分との間に設けられており、
前記電極は、前記材料の屈折率を制御するために、前記材料に隣接するヒータに電流を通すように配列されている、
ディスプレイデバイス。 - 前記材料は、前記電極の少なくとも2つに電気的に接触し、前記制御器は、前記屈折率が選択された値に変化した後に、任意の電圧を前記材料に印加することを停止するように構成されている、請求項1に記載のディスプレイデバイス。
- 前記材料は、GeSbTe、VOx、NbOx、GeTe、GeSb、GaSb、AgInSbTe、InSb、InSbTe、InSe、SbTe、TeGeSbS、AgSbSe、SbSe、GeSbMnSn、AgSbTe、AuSbTe及びAlSbの組み合わせのリストから選択される元素の組み合わせに係る化合物又は合金を備える、請求項1又は2に記載のディスプレイデバイス。
- 前記材料は、前記リストからの元素の組み合わせに係る複数の化合物又は複数の合金の混合物を備える、請求項3に記載のディスプレイデバイス。
- 前記材料は少なくとも1つのドーパントを更に備える、請求項3又は4に記載のディスプレイデバイス。
- 前記材料はGe2Sb2Te5を備える、請求項1〜5の何れかに記載のディスプレイデバイス。
- 前記材料の部分は100nm未満の厚さである、請求項1〜6の何れかに記載のディスプレイデバイス。
- 前記電極の少なくとも1つは光を透過する、請求項1〜7の何れかに記載のディスプレイデバイス。
- 前記電極の少なくとも1つはインジウムスズ酸化物又は銀を備える、請求項1〜8の何れかに記載のディスプレイデバイス。
- 前記スペーサ層は10nm〜250nmの範囲内の厚みを有する、請求項1〜9の何れかに記載のディスプレイデバイス。
- 前記スペーサ層は前記電極の1つを備える、請求項1〜10の何れかに記載のディスプレイデバイス。
- 観察面と、前記観察面の反対側において前記材料の部分を照明するように配置された光源と、を有する、請求項1〜11の何れかに記載のディスプレイデバイス。
- アレイ状に配列された複数の前記固体状の材料の部分を備え、前記材料の各部分の屈折率は独立して制御可能である、請求項1〜12の何れかに記載のディスプレイデバイス。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB201322917A GB201322917D0 (en) | 2013-12-23 | 2013-12-23 | Display device |
GB1322917.4 | 2013-12-23 | ||
GB1417974.1 | 2014-10-10 | ||
GB201417974A GB201417974D0 (en) | 2014-10-10 | 2014-10-10 | Display device |
PCT/GB2014/053825 WO2015097468A1 (en) | 2013-12-23 | 2014-12-22 | Display device based on phase-change materials |
Publications (3)
Publication Number | Publication Date |
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JP2017502351A JP2017502351A (ja) | 2017-01-19 |
JP2017502351A5 JP2017502351A5 (ja) | 2018-02-01 |
JP6885725B2 true JP6885725B2 (ja) | 2021-06-16 |
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JP2016542233A Active JP6885725B2 (ja) | 2013-12-23 | 2014-12-22 | 相変化材料に基づくディスプレイデバイス |
Country Status (7)
Country | Link |
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US (1) | US9823538B2 (ja) |
EP (1) | EP3087430B1 (ja) |
JP (1) | JP6885725B2 (ja) |
KR (1) | KR102054041B1 (ja) |
CN (1) | CN105849626B (ja) |
ES (1) | ES2674643T3 (ja) |
WO (1) | WO2015097468A1 (ja) |
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