CN112771484A - 纹路识别装置及其制作方法 - Google Patents

纹路识别装置及其制作方法 Download PDF

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CN112771484A
CN112771484A CN201980002644.5A CN201980002644A CN112771484A CN 112771484 A CN112771484 A CN 112771484A CN 201980002644 A CN201980002644 A CN 201980002644A CN 112771484 A CN112771484 A CN 112771484A
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recognition device
layer
light
photosensitive
grain
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CN112771484B (zh
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丰亚洁
李成
薛艳娜
詹小舟
耿越
王奎元
黄海波
陶京富
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BOE Technology Group Co Ltd
Beijing BOE Sensor Technology Co Ltd
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Beijing BOE Sensor Technology Co Ltd
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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
    • G06V40/13—Sensors therefor
    • G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
    • 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
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    • 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
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    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • G—PHYSICS
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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
    • 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
    • G—PHYSICS
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    • G06F—ELECTRIC DIGITAL DATA PROCESSING
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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
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    • G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
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    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/54—Extraction of image or video features relating to texture
    • 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
    • G06V40/13—Sensors therefor
    • G06V40/1324—Sensors therefor by using geometrical optics, e.g. using prisms
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    • G06V40/1347—Preprocessing; Feature extraction
    • G06V40/1359—Extracting features related to ridge properties; Determining the fingerprint type, e.g. whorl or loop
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    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
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    • G06V40/1376—Matching features related to ridge properties or fingerprint texture
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    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/281—Interference filters designed for the infrared light
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    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
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    • G02B5/285—Interference filters comprising deposited thin solid films

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Abstract

一种纹路识别装置及其制作方法。该纹路识别装置(100)包括背光元件(20)和感光元件(10)。感光元件(10)设置在背光元件(20)的出光侧以及配置为检测由背光元件(20)发出且经检测体纹路反射的光以识别检测体纹路的纹路图像。感光元件(10)包括多个光敏传感器(112)以及在多个光敏传感器(112)远离背光元件(20)一侧的防静电层(113)，多个光敏传感器(112)在防静电层(113)所在平面上的正投影位于防静电层(113)内部。该纹路识别装置(100)可以有效避免检测体纹路触碰纹路识别装置(100)时产生的静电对光敏传感器(112)产生干扰。

Description

PCT国内申请，说明书已公开。

Claims (24)

  1. PCT国内申请，权利要求书已公开。
CN201980002644.5A 2019-09-04 2019-11-28 纹路识别装置及其制作方法 Active CN112771484B (zh)

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PCT/CN2019/104349 WO2021042283A1 (zh) 2019-09-04 2019-09-04 纹路识别装置及显示装置
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CN109598248A (zh) * 2018-12-07 2019-04-09 京东方科技集团股份有限公司 纹路识别装置的操作方法以及纹路识别装置
CN109389933A (zh) * 2018-12-20 2019-02-26 厦门天马微电子有限公司 指纹识别模组的驱动方法和显示装置
CN109521605A (zh) * 2018-12-24 2019-03-26 厦门天马微电子有限公司 背光模组和显示装置

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