CN112400172A - 纹路图像获取方法、纹路图像获取电路及显示面板 - Google Patents

纹路图像获取方法、纹路图像获取电路及显示面板 Download PDF

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Publication number
CN112400172A
CN112400172A CN201980000823.5A CN201980000823A CN112400172A CN 112400172 A CN112400172 A CN 112400172A CN 201980000823 A CN201980000823 A CN 201980000823A CN 112400172 A CN112400172 A CN 112400172A
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China
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sub
circuit
integration period
obtaining
photosensitive
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Pending
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CN201980000823.5A
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English (en)
Inventor
王佳斌
丁小梁
曹学友
王文娟
刘静
张宜驰
王海生
王雷
刘英明
王迎姿
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BOE Technology Group Co Ltd
Beijing BOE Display Technology Co Ltd
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BOE Technology Group Co Ltd
Beijing BOE Display Technology Co Ltd
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Publication of CN112400172A publication Critical patent/CN112400172A/zh
Pending legal-status Critical Current

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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
    • 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
    • G06V40/1365—Matching; Classification
    • 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
    • G06V40/1365—Matching; Classification
    • G06V40/1376—Matching features related to ridge properties or fingerprint texture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/53—Control of the integration time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith

Abstract

一种纹路图像获取方法、纹路图像获取电路以及显示面板。该纹路图像获取电路包括感光电路，该纹路图像获取方法包括：使得感光电路接收来自纹路的光，并基于感光电路在第一积分时段内累积的信号量获得第一曲线，第一曲线为残留信号量随着时间的变化曲线，残留信号量为感光电路在第一积分时段前所残留的信号量随着时间释放后剩余的信号量；基于感光电路在第二积分时段内累积的信号量获得第一采集值，第二积分时段在第一积分时段之后；以及基于第一曲线以及第一采集值获得关于纹路的图像的第一感光信号。该纹路图像获取方法可以提高纹路识别的有效性以及准确性。

Description

PCT国内申请，说明书已公开。

Claims (20)

  1. PCT国内申请，权利要求书已公开。
CN201980000823.5A 2019-06-12 2019-06-12 纹路图像获取方法、纹路图像获取电路及显示面板 Pending CN112400172A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/090957 WO2020248169A1 (zh) 2019-06-12 2019-06-12 纹路图像获取方法、纹路图像获取电路及显示面板

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CN112400172A true CN112400172A (zh) 2021-02-23

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US (1) US11314961B2 (zh)
EP (1) EP3985550A4 (zh)
JP (1) JP7405826B2 (zh)
CN (1) CN112400172A (zh)
WO (1) WO2020248169A1 (zh)

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* Cited by examiner, † Cited by third party
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US6668071B1 (en) * 1997-04-04 2003-12-23 Viktor Albertovich Minkin Method and apparatus for user identification using pulsating light source
JP4154874B2 (ja) 2001-07-30 2008-09-24 カシオ計算機株式会社 指紋読取装置および指紋読取方法
JP4232800B2 (ja) * 2006-08-03 2009-03-04 日本電気株式会社 ラインノイズ除去装置、ラインノイズ除去方法、ラインノイズ除去プログラム
JP5144217B2 (ja) 2007-10-31 2013-02-13 株式会社日立製作所 撮像装置、撮像装置の製造方法及び撮像装置を搭載した装置
US10931859B2 (en) 2016-05-23 2021-02-23 InSyte Systems Light emitter and sensors for detecting biologic characteristics
TW201915818A (zh) * 2017-10-05 2019-04-16 香港商印芯科技股份有限公司 光學識別模組
CN107977627B (zh) * 2017-11-30 2023-12-08 北京集创北方科技股份有限公司 纹路的光学检测装置、电子设备及纹路的光学检测方法
WO2019127577A1 (zh) * 2017-12-30 2019-07-04 深圳信炜科技有限公司 感光装置的光感测方法
US10102415B1 (en) * 2018-03-29 2018-10-16 Secugen Corporation Method and apparatus for simultaneous multiple fingerprint enrollment
CN109508683B (zh) 2018-11-21 2021-01-12 京东方科技集团股份有限公司 用于显示装置的纹路识别方法、纹路检测芯片及显示装置
CN111222386B (zh) * 2018-11-27 2023-11-10 上海耕岩智能科技有限公司 指纹采集方法及装置
CN109614958B (zh) 2019-01-04 2020-11-17 合肥京东方光电科技有限公司 一种液晶显示装置、纹路识别方法及电子设备

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EP3985550A4 (en) 2023-01-11
JP7405826B2 (ja) 2023-12-26
JP2022542621A (ja) 2022-10-06
WO2020248169A1 (zh) 2020-12-17
US11314961B2 (en) 2022-04-26
US20210406506A1 (en) 2021-12-30
EP3985550A1 (en) 2022-04-20

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