JP2020144368A - ディスプレイ内感知表示装置 - Google Patents
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- 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
- G02F1/133509—Filters, e.g. light shielding masks
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- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
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- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
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- G06V40/12—Fingerprints or palmprints
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- G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
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- 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
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0026—Wavelength selective element, sheet or layer, e.g. filter or grating
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- G—PHYSICS
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- 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
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- G—PHYSICS
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- 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
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- 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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- G—PHYSICS
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/1335—Combining adjacent partial images (e.g. slices) to create a composite input or reference pattern; Tracking a sweeping finger movement
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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
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
- G02F1/13312—Circuits comprising photodetectors for purposes other than feedback
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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
- G02F1/13356—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements
- G02F1/133567—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements on the back side
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Nonlinear Science (AREA)
- Multimedia (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- Liquid Crystal (AREA)
- Image Input (AREA)
- Position Input By Displaying (AREA)
Abstract
Description
3 センサモジュール
4 回路制御モジュール
5 回路基板
21 液晶表示ユニット
211 表示面
212 認証ゾーン
22 バックライト
31 フィルタユニット
311 基板
312 機能層
313 フィルタ膜
314 集光膜
32 光感知ユニット
321 光感知素子
33 感知光源ユニット
Claims (10)
- 外部の方に面する表示面と、前記表示面と内部の方へ所定の距離を開けて設置されているバックライトと、を有する液晶表示モジュールと、
前記バックライトの前記表示面の方に向かう側の反対側に設置されており、且つ、特定の波長範囲の光が通過できるように光を濾波するフィルタユニットと、前記フィルタユニットの前記バックライトに向かう側の反対側において、前記フィルタユニットを通過した前記特定の波長範囲の光を感知できる位置に設置されている光感知ユニットと、を有するセンサモジュールと、を備えていることを特徴とするディスプレイ内感知表示装置。 - 前記フィルタユニットの光の透過率は、60%以上にあることを特徴とする請求項1に記載のディスプレイ内感知表示装置。
- 前記フィルタユニットは、透明な基板と、少なくとも前記基板の内外両表面のいずれかに形成されており、且つ、特定の波長範囲の光が通過できるように光を濾波するフィルタ膜を有する機能層と、を備えていることを特徴とする請求項1または請求項2に記載のディスプレイ内感知表示装置。
- 前記フィルタユニットは、前記バックライトの前記表示面の方に向かう面の反対面に形成されており、また、特定の波長範囲の光が通過できるように光を濾波するフィルタ膜を有する機能層を備えていることを特徴とする請求項1または請求項2に記載のディスプレイ内感知表示装置。
- 前記光感知ユニットは、複数の光感知素子を備えており、
前記フィルタユニットは、特定の波長範囲の光が通過できるように光を濾波するフィルタ膜を有する機能層が前記複数の光感知素子の前記表示面の方へ突出する表面を被覆しているように形成されていることを特徴とする請求項1または請求項2に記載のディスプレイ内感知表示装置。 - 前記フィルタユニットの前記機能層は、光を前記光感知ユニットに集中させるように屈折率分布を有するよう構成された集光膜を更に備えていることを特徴とする請求項3〜請求項5のいずれか一項に記載のディスプレイ内感知表示装置。
- 前記フィルタユニットは、前記表示面の方に向かう面の面積が、前記バックライトの前記フィルタユニットに向かう面の面積を越えず、全体が前記バックライトの前記内部への正投影範囲内にあるように形成されており、
前記光感知ユニットは、前記表示面の方に向かう面の面積が前記バックライトの前記面積より小さく、全体が前記バックライトの前記正投影範囲内にあるように前記フィルタ膜の前記バックライトに向かう側の反対側に設置されていることを特徴とする請求項6に記載のディスプレイ内感知表示装置。 - 前記センサモジュールは、感知用光を提供する感知光源ユニットを備えていることを特徴とする請求項1〜請求項7のいずれか一項に記載のディスプレイ内感知表示装置。
- 前記光感知ユニットと信号的に接続されている回路制御モジュールを備えていることを特徴とする請求項1〜請求項8のいずれか一項に記載のディスプレイ内感知表示装置。
- 前記光感知素子は、CCDイメージセンサまたはCMOSイメージセンサであることを特徴とする請求項5に記載のディスプレイ内感知表示装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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TW108107736 | 2019-03-08 | ||
TW108107736A TWI732186B (zh) | 2019-03-08 | 2019-03-08 | 屏下式感測顯示裝置 |
Publications (1)
Publication Number | Publication Date |
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JP2020144368A true JP2020144368A (ja) | 2020-09-10 |
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JP2020039080A Pending JP2020144368A (ja) | 2019-03-08 | 2020-03-06 | ディスプレイ内感知表示装置 |
Country Status (6)
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US (1) | US20200285827A1 (ja) |
EP (1) | EP3706040B1 (ja) |
JP (1) | JP2020144368A (ja) |
KR (1) | KR20200108256A (ja) |
CN (1) | CN111666803A (ja) |
TW (1) | TWI732186B (ja) |
Families Citing this family (1)
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WO2022056935A1 (zh) * | 2020-09-21 | 2022-03-24 | 深圳市汇顶科技股份有限公司 | 指纹识别装置和电子设备 |
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2019
- 2019-03-08 TW TW108107736A patent/TWI732186B/zh active
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2020
- 2020-02-26 CN CN202010118239.4A patent/CN111666803A/zh active Pending
- 2020-03-03 US US16/807,881 patent/US20200285827A1/en not_active Abandoned
- 2020-03-06 JP JP2020039080A patent/JP2020144368A/ja active Pending
- 2020-03-06 EP EP20161362.7A patent/EP3706040B1/en active Active
- 2020-03-06 KR KR1020200028301A patent/KR20200108256A/ko not_active Application Discontinuation
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US20200285827A1 (en) | 2020-09-10 |
EP3706040A1 (en) | 2020-09-09 |
TWI732186B (zh) | 2021-07-01 |
TW202034219A (zh) | 2020-09-16 |
KR20200108256A (ko) | 2020-09-17 |
CN111666803A (zh) | 2020-09-15 |
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