JP2020518998A - 直下型バックライト表示モジュール及び表示装置 - Google Patents
直下型バックライト表示モジュール及び表示装置 Download PDFInfo
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 72
- 238000009792 diffusion process Methods 0.000 claims abstract description 64
- 238000002834 transmittance Methods 0.000 claims abstract description 5
- 230000003287 optical effect Effects 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 4
- 230000010287 polarization Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 20
- 238000010586 diagram Methods 0.000 description 4
- 239000005341 toughened glass Substances 0.000 description 4
- 238000012905 input function Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 238000007306 functionalization reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
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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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
-
- 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
- G02F1/13338—Input devices, e.g. touch panels
-
- 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133605—Direct backlight including specially adapted reflectors
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- 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
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03545—Pens or stylus
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- 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
- G06F3/0412—Digitisers structurally integrated in a display
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- 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
- G06F3/046—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
-
- 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133612—Electrical details
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- 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
- G06F2203/04106—Multi-sensing digitiser, i.e. digitiser using at least two different sensing technologies simultaneously or alternatively, e.g. for detecting pen and finger, for saving power or for improving position detection
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- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Electromagnetism (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
110 背面板
120 直下型ライトバー
130 反射シート
140 拡散板
150 光学シート素子
200 電磁入力モジュール
210 電磁シート
300 液晶パネル
310 強化ガラス
400 主制御回路
Claims (10)
- 互いに対向するバックライトモジュール及び液晶パネル、並びに前記バックライトモジュール及び前記液晶パネルに接続された主制御回路を含み、
前記バックライトモジュールは、背面板と、前記背面板に配置された発光構造と、前記発光構造に面した拡散板と、前記発光構造と前記液晶パネルとの間に配置された電磁入力モジュールとを含み、
前記電磁入力モジュールは、前記発光構造と前記液晶パネルとの間に配置された電磁シートと、前記電磁シートに電気的に接続された電磁制御回路とを含み、前記電磁シートの光透過率は50%以上であり、前記電磁シートは前記電磁制御回路を介して前記主制御回路に接続されていることを特徴とする直下型バックライト表示モジュール。 - 前記電磁シートは、前記発光構造と前記拡散板との間に配置されていることを特徴とする請求項1に記載の直下型バックライト表示モジュール。
- 前記電磁シートと前記発光構造との間の距離は10cm以上であることを特徴とする請求項2に記載の直下型バックライト表示モジュール。
- 前記電磁シートと前記発光構造との間には、珪素鋼板が配置されていることを特徴とする請求項2に記載の直下型バックライト表示モジュール。
- 前記電磁シートは、前記拡散板内に配置されていることを特徴とする請求項1に記載の直下型バックライト表示モジュール。
- 前記電磁シートと前記拡散板とは形状及び面積が何れも同一であり、前記電磁シートの縁部と前記拡散板の縁部と位置合わせされており、或いは、
前記電磁シートの面積は前記拡散板の面積よりも小さく、前記電磁シートは前記拡散板の周縁側に位置することを特徴とする請求項1乃至5の何れかに記載の直下型バックライト表示モジュール。 - 前記液晶パネルに配置されたタッチ入力モジュールをさらに含み、前記タッチ入力モジュールは、前記液晶パネルに配置されたタッチ入力板と、前記タッチ入力板に接続されたタッチ制御回路とを含み、前記タッチ制御回路は前記主制御回路に接続されていることを特徴とする請求項1乃至5の何れかに記載の直下型バックライト表示モジュール。
- 前記光学シート素子は、順次に積層された反射フィルム、輝度増強フィルム及び拡散フィルムを含み、前記反射フィルムは前記拡散板に対向し、前記拡散フィルムは前記液晶パネルに対向し、
前記輝度増強フィルムは、順次に配置されたプリズムフィルム、マイクロレンズ及び反射偏光シートを含み、前記プリズムフィルムは前記反射フィルムに対向し、前記反射偏光シートは前記拡散フィルムに対向することを特徴とする請求項1乃至5の何れかに記載の直下型バックライト表示モジュール。 - 前記発光構造は、前記背面板に配置され、且つ前記拡散板に面した直下型ライトバーと、前記直下型ライトバーの底面側及び周縁側を囲むように設けられた反射シートとを含み、前記反射シートは前記拡散板に対向することを特徴とする請求項1乃至5の何れかに記載の直下型バックライト表示モジュール。
- 請求項1乃至9の何れかに記載の直下型バックライト表示モジュールを含むことを特徴とする表示装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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CN201710335387.X | 2017-05-12 | ||
CN201710335387.XA CN106980207B (zh) | 2017-05-12 | 2017-05-12 | 直下式背光显示模组及显示设备 |
PCT/CN2017/103433 WO2018205484A1 (zh) | 2017-05-12 | 2017-09-26 | 直下式背光显示模组及显示设备 |
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JP2020518998A true JP2020518998A (ja) | 2020-06-25 |
JP6858307B2 JP6858307B2 (ja) | 2021-04-14 |
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EP (1) | EP3462234B1 (ja) |
JP (1) | JP6858307B2 (ja) |
CN (1) | CN106980207B (ja) |
ES (1) | ES2914789T3 (ja) |
WO (1) | WO2018205484A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106980207B (zh) * | 2017-05-12 | 2023-09-01 | 广州视源电子科技股份有限公司 | 直下式背光显示模组及显示设备 |
CN107037626B (zh) * | 2017-05-12 | 2023-09-29 | 广州视源电子科技股份有限公司 | 直下式背光显示模组及显示设备 |
CN207571424U (zh) * | 2017-10-23 | 2018-07-03 | 广州视源电子科技股份有限公司 | 触控模组、液晶显示屏及终端设备 |
CN207396930U (zh) * | 2017-10-23 | 2018-05-22 | 广州视源电子科技股份有限公司 | 直下式背光显示模组及终端装置 |
CN208367669U (zh) * | 2018-05-03 | 2019-01-11 | 广州视源电子科技股份有限公司 | 电磁膜出线结构、直下式背光显示模组及显示器 |
CN208588881U (zh) * | 2018-06-12 | 2019-03-08 | 广州视源电子科技股份有限公司 | 直下式背光显示模组和显示设备 |
CN208367670U (zh) | 2018-06-14 | 2019-01-11 | 广州视源电子科技股份有限公司 | 电磁触控结构、直下式背光显示模组及显示器 |
CN108664176B (zh) * | 2018-06-14 | 2020-07-31 | 广州视源电子科技股份有限公司 | 电磁触控结构、侧入式背光显示模组及显示器 |
CN209728723U (zh) * | 2018-07-26 | 2019-12-03 | 广州视源电子科技股份有限公司 | 电磁触控屏、交互智能设备 |
CN114185451A (zh) * | 2021-12-03 | 2022-03-15 | 武汉华星光电技术有限公司 | 显示模组及移动终端 |
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- 2017-05-12 CN CN201710335387.XA patent/CN106980207B/zh active Active
- 2017-09-26 JP JP2020511847A patent/JP6858307B2/ja active Active
- 2017-09-26 WO PCT/CN2017/103433 patent/WO2018205484A1/zh unknown
- 2017-09-26 ES ES17909202T patent/ES2914789T3/es active Active
- 2017-09-26 EP EP17909202.8A patent/EP3462234B1/en active Active
Patent Citations (5)
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JPH07104935A (ja) * | 1993-10-01 | 1995-04-21 | Totoku Electric Co Ltd | デジタイザセンサ部を備える液晶表示装置 |
JP2004302431A (ja) * | 2003-03-28 | 2004-10-28 | Lg Philips Lcd Co Ltd | 電磁誘導型タッチパネルを備えた液晶表示装置 |
WO2008143212A1 (ja) * | 2007-05-18 | 2008-11-27 | Kabushiki Kaisha Sega Doing Business As Sega Corporation | デジタイザ機能付液晶表示装置、情報処理用電子機器及びゲーム装置 |
JP2012133704A (ja) * | 2010-12-24 | 2012-07-12 | Wacom Co Ltd | 入力装置 |
JP2013149557A (ja) * | 2012-01-23 | 2013-08-01 | Sharp Corp | 照明装置およびそれを備えた液晶表示装置 |
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EP3462234B1 (en) | 2022-04-13 |
JP6858307B2 (ja) | 2021-04-14 |
CN106980207B (zh) | 2023-09-01 |
EP3462234A1 (en) | 2019-04-03 |
CN106980207A (zh) | 2017-07-25 |
WO2018205484A1 (zh) | 2018-11-15 |
ES2914789T3 (es) | 2022-06-16 |
EP3462234A4 (en) | 2019-08-07 |
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