Fingerprint sensing display apparatus

    公开(公告)号:US10796125B2

    公开(公告)日:2020-10-06

    申请号:US16106967

    申请日:2018-08-21

    Abstract: A display display is disclosed. The display device comprises a substrate and a transistor on the substrate. An electroluminescence element is on the transistor and an encapsulation unit is on the electroluminescence element. A fingerprint sensor is under the second surface of the substrate. A portion of the substrate, a portion of the transistor, a portion of the electroluminescence element, and a portion of the encapsulation unit that overlap the fingerprint sensor are an ultrasonic transmission and reception channel on the fingerprint sensor.

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