Invention Grant
- Patent Title: Fingerprint identification substrate, fingerprint identification method and display device
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Application No.: US16086396Application Date: 2018-03-01
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Publication No.: US11238257B2Publication Date: 2022-02-01
- Inventor: Yingming Liu , Xue Dong , Haisheng Wang , Chunwei Wu , Xiaoliang Ding , Rui Xu , Changfeng Li
- Applicant: BOE Technology Group Co., Ltd.
- Applicant Address: CN Beijing
- Assignee: BOE Technology Group Co., Ltd.
- Current Assignee: BOE Technology Group Co., Ltd.
- Current Assignee Address: CN Beijing
- Agency: Nath, Goldberg & Meyer
- Agent Joshua B. Goldberg
- Priority: CN201710424480.8 20170607
- International Application: PCT/CN2018/077740 WO 20180301
- International Announcement: WO2018/223735 WO 20181213
- Main IPC: G06K9/00
- IPC: G06K9/00 ; G06F21/32 ; G06F21/84 ; G10K9/122

Abstract:
A fingerprint identification substrate, a fingerprint identification method and a display device are provided. The fingerprint identification substrate includes a base substrate, a transmitting part and a receiving part provided on the base substrate, and a fingerprint detector. At least a portion of the transmitting part and at least a portion of the receiving part may be provided in a single layer. The transmitting part is configured to generate an ultrasonic signal. The receiving part is configured to receive the ultrasonic signal reflected by a finger, convert the ultrasonic signal into an electric signal, and output the electric signal to the fingerprint detector. The fingerprint detector is configured to determine fingerprint information according to the electric signal output from the receiving part.
Public/Granted literature
- US20210216734A1 FINGERPRINT IDENTIFICATION SUBSTRATE, FINGERPRINT IDENTIFICATION METHOD AND DISPLAY DEVICE Public/Granted day:2021-07-15
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