JP6142046B2 - 金属化光方向転換フィーチャを備えた照明デバイス - Google Patents
金属化光方向転換フィーチャを備えた照明デバイス Download PDFInfo
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- JP6142046B2 JP6142046B2 JP2016117738A JP2016117738A JP6142046B2 JP 6142046 B2 JP6142046 B2 JP 6142046B2 JP 2016117738 A JP2016117738 A JP 2016117738A JP 2016117738 A JP2016117738 A JP 2016117738A JP 6142046 B2 JP6142046 B2 JP 6142046B2
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Images
Classifications
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/001—Optical devices or arrangements for the control of light using movable or deformable optical elements based on interference in an adjustable optical cavity
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- 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
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0055—Reflecting element, sheet or layer
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0083—Details of electrical connections of light sources to drivers, circuit boards, or the like
-
- 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
- G02F1/21—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 by interference
- G02F1/225—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 by interference in an optical waveguide structure
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
- G06F3/0421—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-screen
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing electrodes
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- G—PHYSICS
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- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04112—Electrode mesh in capacitive digitiser: electrode for touch sensing is formed of a mesh of very fine, normally metallic, interconnected lines that are almost invisible to see. This provides a quite large but transparent electrode surface, without need for ITO or similar transparent conductive material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Human Computer Interaction (AREA)
- Nonlinear Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Planar Illumination Modules (AREA)
- Position Input By Displaying (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Description
本開示は、2009年12月29日に出願した、「FRONT ILLUMINATION DEVICE WITH TOUCH SENSOR FUNCTIONALITY.」という名称の米国仮特許出願第61/290868号の優先権を主張するものである。この先願の開示は、本開示の一部とみなされ、参照により本開示に組み込まれている。
13 ピクセル12に入射する光を示す矢印
14、14a 可動反射層(反射性副層、副層)
14b 支持層(副層)
14c 導電層(副層)
15 左側のピクセル12で反射する光
16 光スタック
16a 吸収体層(光吸収体、副層、結合導体/吸収体副層)
16b 誘電体(副層)
18 ポスト(サポート)
19、1220 ギャップ(空胴)
20、1210 基板
21 プロセッサ
22 アレイドライバ
23 ブラックマスク構造
24 行ドライバ回路
25 犠牲層(犠牲材料)
26 列ドライバ回路
27 ネットワークインタフェース
28 フレームバッファ
29 ドライバコントローラ
30、810 パネル(ディスプレイアレイ、ディスプレイ)
32 テザー
34 変形可能層
35、1130 スペーサ層(エアギャップ誘電体層)
40、800 表示デバイス
41 ハウジング
43 アンテナ
45 スピーカ
46 マイクロホン
47 トランシーバ
48 入力デバイス
50 電源
52 調整用ハードウェア
60a、60b、60c、60d、60e ライン時間
62 高セグメント電圧
64 低セグメント電圧
70 開放電圧
72 高保持電圧
74 高アドレス指定電圧
76 低保持電圧
78 低アドレス指定電圧
80 干渉変調器の製造プロセス
82 基板の上に光スタックを形成するブロック
84 光スタックの上に犠牲層を形成するブロック
86 支持構造を形成するブロック
88 可動反射層を形成するブロック
90 空胴を形成するブロック
820、910 照明デバイス(ライトガイド)
830 接触センサ
835 人の指
837 アイコン
840 接触センサが統合された照明デバイス
901、901a、901b、901c 光方向転換フィーチャ
902a、902b、902c 光線
904 脱出光線
905 ファセット
915 導体
920、920a、920b 金属化光方向転換フィーチャ
930 接触感知電子機器
940、1050、1052 層
950、955、1010、1020、1040 電極
960 パッシベーション層
1030 電界線
1035a、1035b 相互キャパシタンス
1105 補助構造(導電線、金属層)
1110 周辺光線
1115 ディスプレイで反射した光
1120 薄膜干渉構造
1130 層
1135 吸収体(吸収体層)
1140a、1140b ライトガイド内を移動する光線
1143a、1146a 反射導体に入射する光線
1143b、1146b 照明すべきディスプレイに向かって反射する光線
1215 方向転換層(光方向転換層)
1230 導電ブリッジ(電極)
1240 ビア
Claims (29)
- ライトガイドであって、前記ライトガイドの表面における凹所によって規定された複数の光方向転換フィーチャを有するライトガイドと、
間隔を隔てた複数の導体であって、前記複数の導体の個々のものが前記凹所の対応する一つの上に存在し、かつ前記凹所の対応する一つの中に延在し、すぐに隣り合う凹所には延在しない、複数の導体と、
前記複数の導体のうち一つの導体の電界の変化を感知することができる接触感知電子機器と、
を備える、接触感知機能が統合された照明デバイス。 - 前記間隔を隔てた複数の導体の各々が、他の間隔を隔てた複数の導体と同じレベルに存在する、請求項1に記載の照明デバイス。
- 前記複数の導体が反射金属層を含む、請求項1に記載の照明デバイス。
- 前記凹所の表面がファセットを含み、前記導体が前記ファセット上に存在する、請求項1に記載の照明デバイス。
- さらに複数のマスク構造を有し、各々のマスク構造が前記複数の導体の対応する一つの上に配置され、前記対応する導体からの周辺光の反射を抑制するように構成される、請求項1に記載の照明デバイス。
- 前記マスク構造が干渉構造である、請求項5に記載の照明デバイス。
- 前記凹所が、前記ライトガイドの表面内を前記ライトガイドの反対の面の方へ延在し、前記干渉構造が、前記ライトガイド内を伝播する光を反射し、一方で周辺光の低レベルの反射をもたらすよう構成されている、請求項6に記載の照明デバイス。
- 前記ライトガイドが基板の上に配置された光方向転換層を備え、
前記複数の光方向転換フィーチャが前記光方向転換層の中に延在する、
請求項1に記載の照明デバイス。 - 前記接触感知電子機器が、前記複数の導体の各々の電界の変化の、x−y平面における位置を決定することができる、請求項1に記載の照明デバイス。
- 前記接触感知電子機器が相互キャパシタンスの変化を感知することができる、請求項1に記載の照明デバイス。
- 前記接触感知電子機器が自己キャパシタンスの変化を感知することができる、請求項1に記載の照明デバイス。
- 前記電界の変化が導電性の物体の近接によって誘導される、請求項1に記載の照明デバイス。
- 前記ライトガイドが反射型ディスプレイの上に配置される、請求項1に記載の照明デバイス。
- 前記反射型ディスプレイが干渉変調器を含んだ表示素子を含む、請求項13に記載の照明デバイス。
- 前記ライトガイドによって照明されることができるディスプレイと、
前記ディスプレイと通信するように構成されるプロセッサであって、画像データを処理するように構成されるプロセッサと、
前記プロセッサと通信するように構成される記憶デバイスと
をさらに備える、請求項1に記載の照明デバイス。 - 少なくとも1つの信号を前記ディスプレイに送信するように構成されたドライバ回路と、
前記画像データの少なくとも一部を前記ドライバ回路に送るように構成されたコントローラとをさらに備える、請求項15に記載の照明デバイス。 - 前記画像データを前記プロセッサに送るように構成された画像源モジュールをさらに有し、前記画像源モジュールが、受信機、トランシーバおよび送信機のうちの少なくとも1つを含む、請求項15に記載の照明デバイス。
- 入力データを受け取り、かつ、前記入力データを前記プロセッサに送るように構成された入力デバイス
をさらに備える、請求項15に記載の照明デバイス。 - ライトガイドであって、前記ライトガイドの表面における凹所によって規定された複数の光方向転換フィーチャを有するライトガイドを提供するステップと、
間隔を隔てた複数の導体の個々のものを前記ライトガイドの対応する光方向転換フィーチャの表面上に配置し、前記光方向転換フィーチャの対応する凹所の中に延在させ、すぐに隣り合う凹所には延在させないようにするステップと、
前記複数の導体のうち一つの導体の電界の変化を送信することができる接触感知電子機器に前記導体を電気接続するステップと、
を含む、接触感知機能が統合された照明デバイスを製造する方法。 - 間隔を隔てた複数の導体の個々のものを前記ライトガイドの対応する光方向転換フィーチャの表面上に配置するステップが、前記間隔を隔てた複数の導体の各々を同じレベルに形成することを含む、請求項19に記載の方法。
- 間隔を隔てた複数の導体の個々のものを前記ライトガイドの対応する光方向転換フィーチャの表面上に配置するステップが、前記対応する光方向転換フィーチャの表面上に反射金属層を堆積することを含む、請求項19に記載の方法。
- 前記ライトガイドを提供するステップが、各々の光方向転換フィーチャをテーパエッチングして、ファセットを形成することを含む、請求項19に記載の方法。
- 前記ライトガイドを提供するステップが、屈折率整合方向転換層を基板の上に堆積するステップと、前記方向転換層中に前記光方向転換フィーチャをテーパエッチングするステップとを含む、請求項19に記載の方法。
- 光を案内するための案内手段であって、前記案内手段の表面における凹所によって規定された光を方向転換させるための複数の方向転換手段を有する案内手段と、
間隔を隔てた複数の電気を伝導させるための導電手段であって、前記導電手段の個々のものが対応する方向転換手段の上に存在し、かつ対応する前記方向転換手段の凹所の中に延在し、すぐに隣り合う凹所には延在しない、導電手段と、
前記複数の導電手段のうち一つの導電手段の電界の変化の感知に基づいた接触事象を検出するための検出手段と、
を備える、接触感知機能が統合された照明デバイス。 - 前記案内手段がライトガイドを含み、前記導電手段が導体を含み、前記方向転換手段が光方向転換フィーチャを含み、あるいは、前記検出手段が接触感知電子機器を含む、請求項24に記載の照明デバイス。
- 前記間隔を隔てた複数の導電手段が同じレベルに存在する、請求項24に記載の照明デバイス。
- 前記導電手段が反射金属導体を含む、請求項24に記載の照明デバイス。
- 前記電界の変化が導電性の物体の近接によって誘導される、請求項24に記載の照明デバイス。
- 前記検出手段が、前記導電手段のキャパシタンスの変化を感知する手段を含む、請求項24に記載の照明デバイス。
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