公开(公告)号：US11650688B2

公开(公告)日：2023-05-16

申请号：US17197169

申请日：2021-03-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yu Na Kim ,  Soo Jung Lee ,  Seung Wook Chun ,  Bo Ram Choi

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0416 ,  G06F3/0443 ,  G06F2203/04101

Abstract: A touch sensing device includes touch electrodes, a sensing circuit unit configured to sense a capacitance change value of each of a plurality of touch nodes formed by the touch electrodes, an analog-digital converter configured to output the capacitance change value of each of the plurality of touch nodes as digital touch sensing data, and a touch data compensator configured to analyze the touch sensing data to calculate a touch area ratio and configured to compensate for the touch sensing data according to the touch area ratio.

公开(公告)号：US11899893B2

公开(公告)日：2024-02-13

申请号：US18111918

申请日：2023-02-21

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Rock Yoon ,  Ki Seo Kim ,  Eun Jin Sung ,  Seung Wook Chun

IPC: G06F3/044 ,  G06F3/041 ,  H01Q1/38 ,  H01Q1/24

CPC classification number: G06F3/0446 ,  G06F3/0412 ,  H01Q1/243 ,  H01Q1/38

Abstract: A display device is provided. The display device comprise a substrate a display layer disposed on the substrate and including a plurality of light-emitting areas, and a touch layer disposed on the display layer and including a touch area and a non-touch area, the touch layer includes: a plurality of first sensor electrodes and a plurality of second sensor electrodes disposed in the touch area, and a plurality of antenna patterns disposed in a portion of the touch area disposed adjacent to the non-touch area, the plurality of antenna patterns includes: a first antenna pattern transmitting a transmit signal, and a second antenna pattern receiving the transmit signal, wherein each of the first antenna pattern and the second antenna pattern is at least partially surrounded by one of the plurality of first sensor electrodes or one of the plurality of second sensor electrodes in a plan view.

公开(公告)号：US11609673B1

公开(公告)日：2023-03-21

申请号：US17858598

申请日：2022-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Rock Yoon ,  Ki Seo Kim ,  Eun Jin Sung ,  Seung Wook Chun

IPC: G06F3/044 ,  G06F3/041 ,  H01Q1/38 ,  H01Q1/24

Abstract: A display device is provided. The display device comprise a substrate a display layer disposed on the substrate and including a plurality of light-emitting areas, and a touch layer disposed on the display layer and including a touch area and a non-touch area, the touch layer includes: a plurality of first sensor electrodes and a plurality of second sensor electrodes disposed in the touch area, and a plurality of antenna patterns disposed in a portion of the touch area disposed adjacent to the non-touch area, the plurality of antenna patterns includes: a first antenna pattern transmitting a transmit signal, and a second antenna pattern receiving the transmit signal, wherein each of the first antenna pattern and the second antenna pattern is at least partially surrounded by one of the plurality of first sensor electrodes or one of the plurality of second sensor electrodes in a plan view.