公开(公告)号：US20180285619A1

公开(公告)日：2018-10-04

申请号：US15831317

申请日：2017-12-04

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Woo Kim ,  Jin Oh Kwag ,  Hai Jung In ,  Won Jun Choe

IPC: G06K9/00 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display device including a display panel including a display area including a fingerprint sensing area and a plurality of pixels provided in the fingerprint sensing area; a sensor layer provided on one surface of the display panel overlapping the fingerprint sensing area, the sensor layer including a plurality of photo sensors; a panel driving circuit configured to output a data signal corresponding to image data to the display panel, corresponding to a first mode, and to output a driving signal to the display panel to allow the pixels to emit lights in a form corresponding to a predetermined light pattern, corresponding to a second mode; and a fingerprint detecting circuit configured to receive sensing signals from the photo sensors, corresponding to the second mode, the fingerprint detecting circuit detecting a fingerprint of a user, based on a sensing signal corresponding to the light pattern among the received sensing signals.

公开(公告)号：US10579848B2

公开(公告)日：2020-03-03

申请号：US15831317

申请日：2017-12-04

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Woo Kim ,  Jin Oh Kwag ,  Hai Jung In ,  Won Jun Choe

IPC: G06K9/00 ,  G06F21/32 ,  G09G3/3208 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display device including a display panel including a display area including a fingerprint sensing area and a plurality of pixels provided in the fingerprint sensing area; a sensor layer provided on one surface of the display panel overlapping the fingerprint sensing area, the sensor layer including a plurality of photo sensors; a panel driving circuit configured to output a data signal corresponding to image data to the display panel, corresponding to a first mode, and to output a driving signal to the display panel to allow the pixels to emit lights in a form corresponding to a predetermined light pattern, corresponding to a second mode; and a fingerprint detecting circuit configured to receive sensing signals from the photo sensors, corresponding to the second mode, the fingerprint detecting circuit detecting a fingerprint of a user, based on a sensing signal corresponding to the light pattern among the received sensing signals.

公开(公告)号：US11048901B2

公开(公告)日：2021-06-29

申请号：US16785617

申请日：2020-02-09

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Woo Kim ,  Jin Oh Kwag ,  Hai Jung In ,  Won Jun Choe

IPC: G06K9/00 ,  G06F21/32 ,  G09G3/3208 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display device including a display panel including a display area including a fingerprint sensing area and a plurality of pixels provided in the fingerprint sensing area; a sensor layer provided on one surface of the display panel overlapping the fingerprint sensing area, the sensor layer including a plurality of photo sensors; a panel driving circuit configured to output a data signal corresponding to image data to the display panel, corresponding to a first mode, and to output a driving signal to the display panel to allow the pixels to emit lights in a form corresponding to a predetermined light pattern, corresponding to a second mode; and a fingerprint detecting circuit configured to receive sensing signals from the photo sensors, corresponding to the second mode, the fingerprint detecting circuit detecting a fingerprint of a user, based on a sensing signal corresponding to the light pattern among the received sensing signals.