JP6272621B2 - フロント照明型半再帰反射ディスプレイのための方法及び装置 - Google Patents
フロント照明型半再帰反射ディスプレイのための方法及び装置 Download PDFInfo
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- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
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- G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
- G02F1/166—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 translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect
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- 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
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- 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
- G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
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- 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
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- G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
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- 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
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Description
グされた約30°の半角錐体(half−angle cone)に閉じ込められている
従来のリア照明型のLCDディスプレイの場合とは光出力が異なる。リア照明型のLCD
ディスプレイは、通常の観察角度において、画面発散度に対する知覚輝度の比率をほぼ倍
増させる。この結果、電池寿命がほぼ倍増する。即ち、画面発散度に対する知覚輝度の比
率が、ランバート光の場合の1/pという値から、ほぼ2/pにまで増大する。
Claims (24)
- 反射ディスプレイ装置であって、
入射光の方向との関係における狭い角度内において光を反射する1つ又は複数の凸形突出部を有する半再帰反射ディスプレイシートと、
光ガイドと、
光を前記光ガイドに向かって放出するための光源と、
フロント電極と、
リア電極と、
前記フロント電極と前記リア電極との間において配設された光学的に透明な流体と、
前記光学的に透明な流体中において懸濁した複数の電気泳動によって移動可能な粒子と、
を有し、
前記光ガイドは、前記光源からの入射光を、前記入射光の方向と実質的に垂直な方向に、前記半再帰反射ディスプレイシートの外側表面に向かってリダイレクトする、
反射ディスプレイ装置。 - 前記光源は、発光ダイオード(LED)、冷陰極蛍光ランプ(CCFL)、又は表面実装技術(SMT)白熱ランプを定義する、請求項1に記載のディスプレイ装置。
- 前記フロント電極は、透明であり、且つ、前記半再帰反射ディスプレイシート上において配設される、請求項1に記載のディスプレイ装置。
- 前記リア電極は、薄膜トランジスタ又は被駆動型パターン化アレイを更に有する、請求項1に記載のディスプレイ装置。
- 電圧源を更に有し、
入射光線が観察者に向かって前記半再帰反射ディスプレイシートにおいて全内部反射されうるように、前記電気泳動によって移動可能な粒子の実質的にすべてを前記リア電極に向かって移動させるための第1電圧と、
前記電気泳動によって移動可能な粒子の実質的にすべてを前記フロント電極に向かって移動させると共に前記半再帰反射表面において集合させることにより、全内部反射を減衰させるための第2電圧と
を提供する、請求項1に記載のディスプレイ装置。 - 1つ又は複数の横断壁を更に有する、請求項1に記載のディスプレイ装置。
- フロントライト及び前記半再帰反射ディスプレイシートは、実質的に非ランバート光のディスプレイを提供するように、相互の関係において構成されている、請求項1に記載のディスプレイ装置。
- 前記狭い角度は、約10°〜約30°の範囲の角度を定義する、請求項1に記載のディスプレイ装置。
- 前記光源と前記光ガイドとは、前記反射ディスプレイ装置の内部にある、請求項1に記載のディスプレイ装置。
- 前記光ガイドは、前記光を、前記ディスプレイの外向きのシートの表面に対して実質的に垂直な方向に選択的にリダイレクトする、請求項9に記載のディスプレイ装置。
- 前記光ガイドは、抽出器要素を更に有する、請求項1に記載のディスプレイ装置。
- 反射ディスプレイ装置であって、
透明な外側シートと、
光ガイドと、
光を前記光ガイドの内部に向かって放出するための光源と、
リア電極と、
前記光源と前記リア電極との間に位置した穿孔シートと、
前記穿孔シート上において配設されたフロント電極と、
前記穿孔シート上における半再帰反射表面と、
前記透明な外側シートと前記リア電極との間に形成された空洞内に配設された媒質と、
前記媒質中において懸濁した複数の電気泳動によって移動可能な粒子と、
を有し、
前記光ガイドは、前記光源からの入射光を、前記入射光の方向と実質的に垂直な方向に、前記透明な外側シートの外側表面に向かってリダイレクトする、
反射ディスプレイ装置。 - 1つ又は複数の横断壁を更に有する、請求項12に記載のディスプレイ装置。
- 前記光源、前記光ガイド、及び前記半再帰反射表面は、実質的に非ランバート光のディスプレイを提供するように、相互の関係において構成されている、請求項12に記載のディスプレイ装置。
- 前記リア電極は、薄膜トランジスタ又は被駆動型パターン化アレイを更に有する、請求項12に記載のディスプレイ装置。
- 前記フロント電極と前記リア電極とを連絡し、前記電気泳動によって移動可能な粒子を前記流体中で選択的に移動させる、電圧源を更に有し、
前記電圧源は、
入射光線が観察者に向かって前記半再帰反射ディスプレイシートにおいて反射されうるように、前記電気泳動によって移動可能な粒子の実質的にすべてを前記リア電極に向かって移動させるための第1電圧と、
前記電気泳動によって移動可能な粒子の実質的にすべてを前記フロント電極に向かって移動させると共に前記半再帰反射表面において集合させることにより、入射光線を吸収するための第2電圧と
を提供する、請求項12に記載のディスプレイ装置。 - 前記光ガイドは、抽出器要素を更に有する、請求項12に記載のディスプレイ装置。
- 反射ディスプレイ装置であって、
透明な外側シートと、
光ガイドと、
光を前記光ガイドの内部に向かって放出するための光源と、
リア電極と、
前記光ガイドと前記リア電極との間に位置した穿孔シートと、
前記穿孔シート上において配設された反射層と、
前記穿孔シート上において配設された透明なフロント電極と、
前記透明な外側シートと前記リア電極との間に形成された空洞内に配設された媒質と、
前記媒質中において懸濁した複数の電気泳動によって移動可能な粒子と、
を有し、
前記光ガイドは、前記光源からの入射光を、前記入射光の方向と実質的に垂直な方向に、前記透明な外側シートの外側表面に向かってリダイレクトする、
反射ディスプレイ装置。 - 1つ又は複数の横断壁を更に有する、請求項18に記載のディスプレイ装置。
- 前記光源及び前記半再帰反射表面は、実質的に非ランバート光のディスプレイを提供するように、相互の関係において構成されている、請求項18に記載のディスプレイ装置。
- 前記リア電極は、薄膜トランジスタ又は被駆動型パターン化アレイを更に有する、請求項18に記載のディスプレイ装置。
- 前記透明フロント電極は、ITO、又はBaytron(登録商標)、又はポリマーマトリックス中において分散した導電性粒子、或いはこれらの組合せから構成される、請求項18に記載のディスプレイ装置。
- 前記フロント電極と前記リア電極とをバイアスで連絡し、前記電気泳動によって移動可能な粒子を前記流体中で選択的に移動させる、電圧源を更に有し、
前記電圧源は、
入射光線が観察者に向かって前記半再帰反射ディスプレイシートにおいて反射されうるように、前記電気泳動によって移動可能な粒子の実質的にすべてを前記リア電極に向かって移動させるための第1電圧と、
前記電気泳動によって移動可能な粒子の実質的にすべてを前記フロント電極に向かって移動させると共に前記半再帰反射表面において集合させることにより、入射光線を吸収するための第2電圧と
を提供する、請求項18に記載のディスプレイ装置。 - 前記光ガイドは、抽出器要素を更に有する、請求項18に記載のディスプレイ装置。
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2014
- 2014-09-29 CN CN201480053607.4A patent/CN105579900B/zh active Active
- 2014-09-29 WO PCT/US2014/058118 patent/WO2015048679A1/en active Application Filing
- 2014-09-29 KR KR1020167010518A patent/KR101869172B1/ko active IP Right Grant
- 2014-09-29 EP EP14847294.7A patent/EP3069196B1/en active Active
- 2014-09-29 KR KR1020187016586A patent/KR20180070711A/ko not_active Application Discontinuation
- 2014-09-29 JP JP2016545266A patent/JP6272621B2/ja active Active
- 2014-09-29 US US14/500,737 patent/US9612501B2/en active Active
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2017
- 2017-02-21 US US15/438,639 patent/US20170160620A1/en not_active Abandoned
- 2017-12-28 JP JP2017254095A patent/JP6522101B2/ja active Active
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EP3069196A1 (en) | 2016-09-21 |
JP2016534413A (ja) | 2016-11-04 |
US20170160620A1 (en) | 2017-06-08 |
WO2015048679A1 (en) | 2015-04-02 |
EP3069196A4 (en) | 2017-08-09 |
US20150146273A1 (en) | 2015-05-28 |
US9612501B2 (en) | 2017-04-04 |
JP6522101B2 (ja) | 2019-05-29 |
CN105579900B (zh) | 2019-09-20 |
KR20160063357A (ko) | 2016-06-03 |
KR101869172B1 (ko) | 2018-06-19 |
KR20180070711A (ko) | 2018-06-26 |
EP3069196B1 (en) | 2021-05-05 |
JP2018087989A (ja) | 2018-06-07 |
CN105579900A (zh) | 2016-05-11 |
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