CN113661493A - 光学指纹识别装置和电子设备 - Google Patents

光学指纹识别装置和电子设备 Download PDF

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Publication number
CN113661493A
CN113661493A CN201980095272.5A CN201980095272A CN113661493A CN 113661493 A CN113661493 A CN 113661493A CN 201980095272 A CN201980095272 A CN 201980095272A CN 113661493 A CN113661493 A CN 113661493A
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Prior art keywords
light
microlens
optical fingerprint
optical
layer
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Inventor
吴宝全
张思超
龙卫
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Shenzhen Goodix Technology Co Ltd
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Shenzhen Goodix Technology Co Ltd
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Publication of CN113661493A publication Critical patent/CN113661493A/zh
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    • G06V40/12—Fingerprints or palmprints
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Abstract

一种光学指纹识别装置(20)和电子设备(10)，能够提升光学指纹识别装置(20)的性能。该光学指纹识别装置(20)包括：光检测阵列(400)；滤波层(500)，设置于所述光检测阵列(400)上方，用于滤掉非目标波段的光信号，透过目标波段的光信号，且所述滤波层(500)与所述光检测阵列(400)一起集成在光电传感器芯片中；第一阻光层(300)，形成于所述滤波层(500)上方，其中，所述第一阻光层(300)设置有多个通光小孔(310)；第一微透镜阵列(200)，设置于所述第一阻光层(300)上方；其中，所述第一微透镜阵列(200)用于将光信号汇聚至所述第一阻光层(300)的多个通光小孔(310)，所述光信号通过所述第一阻光层(300)的多个通光小孔(310)传输至所述光检测阵列(400)。

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。
CN201980095272.5A 2019-04-10 2019-08-14 光学指纹识别装置和电子设备 Withdrawn CN113661493A (zh)

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