CN115298701A - 屏下光学指纹识别装置及指纹识别方法 - Google Patents

屏下光学指纹识别装置及指纹识别方法 Download PDF

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Publication number
CN115298701A
CN115298701A CN202080098669.2A CN202080098669A CN115298701A CN 115298701 A CN115298701 A CN 115298701A CN 202080098669 A CN202080098669 A CN 202080098669A CN 115298701 A CN115298701 A CN 115298701A
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emitting
detection
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region
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焉逢运
谢詹奇
孙云刚
杨振国
张骁驰
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Silead Inc
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Silead Inc
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/60—Type of objects
    • G06V20/64—Three-dimensional objects
    • G06V20/647—Three-dimensional objects by matching two-dimensional images to three-dimensional objects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • 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
    • G06V40/1347—Preprocessing; Feature extraction
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Input (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)

Abstract

本发明提供了一种屏下光学指纹识别装置及指纹识别方法，所述屏下光学指纹识别装置包括光检测阵列，具有感光区，其上设有感光像素阵列，感光像素阵列至少包括三类像素点，三类像素点表面或上方对应设置至少三种不同滤光层；位于光检测阵列上方的指纹接触识别区，包括发光层和覆盖层；覆盖层具有接触区，发光层具有对应接触区的识别区，识别区包含多个发光单元，发光单元包括透光区、位于透光区周围的至少三个用于发射对应波段探测光的发光区，探测光被待识别物体反射形成信号光，通过滤光层的信号光达到对应的三类像素点。本发明实施例的屏下光学指纹识别装置可采集彩色指纹图像，并还原三维或立体的指纹特征，防伪效果较佳。

Description

PCT国内申请，说明书已公开。

Claims (22)

  1. PCT国内申请，权利要求书已公开。
CN202080098669.2A 2020-03-18 2020-03-18 屏下光学指纹识别装置及指纹识别方法 Pending CN115298701A (zh)

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PCT/CN2020/079864 WO2021184233A1 (zh) 2020-03-18 2020-03-18 屏下光学指纹识别装置及指纹识别方法

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CN115298701A true CN115298701A (zh) 2022-11-04

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US (1) US11847843B2 (zh)
CN (1) CN115298701A (zh)
WO (1) WO2021184233A1 (zh)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107004130B (zh) 2015-06-18 2020-08-28 深圳市汇顶科技股份有限公司 用于屏幕上指纹感应的屏幕下光学传感器模块
WO2018210317A1 (en) 2017-05-17 2018-11-22 Shenzhen GOODIX Technology Co., Ltd. Optical fingerprint sensor with non-touch imaging capability
US10891460B2 (en) * 2017-07-18 2021-01-12 Will Semiconductor (Shanghai) Co. Ltd. Systems and methods for optical sensing with angled filters
CN109716353A (zh) * 2018-12-20 2019-05-03 深圳市汇顶科技股份有限公司 指纹识别方法、指纹识别装置和电子设备
CN208848221U (zh) * 2019-04-10 2019-05-10 深圳市汇顶科技股份有限公司 光学指纹识别装置和电子设备
CN110582780A (zh) * 2019-08-01 2019-12-17 深圳市汇顶科技股份有限公司 指纹识别和防伪的方法、装置和电子设备
CN110534031B (zh) * 2019-08-29 2021-12-28 上海天马微电子有限公司 一种显示装置及指纹识别方法
CN110728250A (zh) * 2019-10-21 2020-01-24 云谷（固安）科技有限公司 指纹识别装置、方法、显示面板和电子设备
US11017200B1 (en) * 2020-01-29 2021-05-25 Omnivision Technologies, Inc. Collimator for under-display optical fingerprint sensing

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WO2021184233A1 (zh) 2021-09-23
US20230010056A1 (en) 2023-01-12
US11847843B2 (en) 2023-12-19

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