公开(公告)号：US11604529B2

公开(公告)日：2023-03-14

申请号：US17697552

申请日：2022-03-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaeuk Choi ,  Yun-Ho Kim ,  Chul Kim

IPC: G06F3/041 ,  G06F3/044 ,  H01L27/32

Abstract: A display device includes a display panel and an input sensor. The input sensor includes a first electrode and a second electrode crossing each other and a bridge pattern at a crossing area of the first electrode and the second electrode. One of the first electrode and the second electrode includes a plurality of center patterns each having a first opening, a plurality of first patterns at one side of the plurality of center patterns and each having a second opening, a plurality of second patterns at another side of the plurality of center patterns and each having a third opening, and a plurality of third patterns for electrically connecting two adjacent patterns from among the plurality of center patterns, the plurality of first patterns, and the plurality of second patterns.

公开(公告)号：US11467692B2

公开(公告)日：2022-10-11

申请号：US17249726

申请日：2021-03-10

Applicant: Samsung Display Co., Ltd.

Inventor： Yun-Ho Kim ,  Chul Kim ,  Jaeuk Choi

IPC: G06F3/041 ,  G06F3/044

Abstract: An electronic device includes: a display layer; a display driver configured to generate a horizontal synchronization signal and a vertical synchronization signal for driving the display layer; a sensor layer on the display layer; and a sensor driver configured to receive the horizontal synchronization signal and the vertical synchronization signal from the display driver, and to operate, based on the horizontal synchronization signal and the vertical synchronization signal, in a first mode in which a first input generated by an active pen is detected or a second mode in which a second input generated by a touch is detected.

公开(公告)号：US11460967B2

公开(公告)日：2022-10-04

申请号：US17210753

申请日：2021-03-24

Applicant: Samsung Display Co., Ltd.

Inventor： Minsoo Kim ,  Jaeuk Choi ,  Yun-Ho Kim

IPC: G06F3/044 ,  G06F3/041 ,  H01L27/32

Abstract: An electronic device including a display layer and a sensor layer including a plurality of sensing units. Each of the plurality of sensing units includes at least one sub sensing unit. The at least one sub sensing unit includes a first pattern including a first portion and a second portion, a first cross pattern including a first cross portion and a second cross portion, a second cross pattern, and a bridge pattern. The second portion extends in a first cross direction crossing the first direction and a second direction crossing the first direction to face the first cross portion, and the second cross portion extends in the first cross direction to face the first portion.

公开(公告)号：US11941187B2

公开(公告)日：2024-03-26

申请号：US18064963

申请日：2022-12-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chul Kim ,  Yun-Ho Kim ,  Jaeuk Choi

IPC: G06F3/046 ,  G06F3/0354 ,  G06F3/038 ,  G06F3/041 ,  G06F3/044 ,  H03H7/00

CPC classification number: G06F3/03545 ,  G06F3/0383 ,  G06F3/0416 ,  G06F3/0446 ,  G06F3/046 ,  G06F2203/0384 ,  H03H7/00

Abstract: An electronic pen includes a signal generator, a power supply, and a resonance circuit. The signal generator is configured to generate a signal. The power supply is configured to supply power to the signal generator. The resonance circuit is configured to generate a current based on the signal and emit a magnetic field based on the current.

公开(公告)号：US11747945B2

公开(公告)日：2023-09-05

申请号：US17816302

申请日：2022-07-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaeuk Choi ,  Yun-Ho Kim ,  Chui Kim ,  Hye-Seok Na ,  Soojung Lee

IPC: G06F3/044

CPC classification number: G06F3/0443 ,  G06F3/0446 ,  G06F2203/04112

Abstract: An electronic device includes a display layer and a sensor layer on the display layer. The sensor layer includes an electrode and a cross electrode. The electrode includes a plurality of first portions spaced from each other in a first direction and a plurality of second portions between the plurality of first portions. The cross electrode includes a plurality of first cross portions spaced from each other in a second direction crossing the first direction and a plurality of second cross portions between the plurality of first cross portions. The second portion includes a first pattern portion extending in the first direction and a plurality of second pattern portions extending in the second direction. A first opening is in the plurality of first portions, a second opening is in the first pattern portion, and a size of the first opening is greater than a size of the second opening.

公开(公告)号：US11556188B2

公开(公告)日：2023-01-17

申请号：US17507954

申请日：2021-10-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chul Kim ,  Yun-Ho Kim ,  Jaeuk Choi

IPC: G06F3/046 ,  G06F3/0354 ,  G06F3/044 ,  G06F3/038 ,  G06F3/041 ,  H03H7/00

Abstract: An electronic pen includes a signal generator, a power supply, and a resonance circuit. The signal generator is configured to generate a signal. The power supply is configured to supply power to the signal generator. The resonance circuit is configured to generate a current based on the signal and emit a magnetic field based on the current.

公开(公告)号：US11281321B2

公开(公告)日：2022-03-22

申请号：US17229613

申请日：2021-04-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jaeuk Choi ,  Yun-Ho Kim ,  Chul Kim

IPC: G06F3/041 ,  H01L27/32 ,  G06F3/044

Abstract: A display device includes a display panel and an input sensor. The input sensor includes a first electrode and a second electrode crossing each other and a bridge pattern at a crossing area of the first electrode and the second electrode. One of the first electrode and the second electrode includes a plurality of center patterns each having a first opening, a plurality of first patterns at one side of the plurality of center patterns and each having a second opening, a plurality of second patterns at another side of the plurality of center patterns and each having a third opening, and a plurality of third patterns for electrically connecting two adjacent patterns from among the plurality of center patterns, the plurality of first patterns, and the plurality of second patterns.

公开(公告)号：US20210397298A1

公开(公告)日：2021-12-23

申请号：US17249012

申请日：2021-02-17

Applicant: Samsung Display Co., Ltd.

Inventor： Jaeuk Choi ,  Yun-Ho Kim ,  Chul Kim ,  Hye-Seok Na ,  Soojung Lee

IPC: G06F3/044

Abstract: An electronic device includes a display layer and a sensor layer on the display layer. The sensor layer includes an electrode and a cross electrode. The electrode includes a plurality of first portions spaced from each other in a first direction and a plurality of second portions between the plurality of first portions. The cross electrode includes a plurality of first cross portions spaced from each other in a second direction crossing the first direction and a plurality of second cross portions between the plurality of first cross portions. The second portion includes a first pattern portion extending in the first direction and a plurality of second pattern portions extending in the second direction. A first opening is in the plurality of first portions, a second opening is in the first pattern portion, and a size of the first opening is greater than a size of the second opening.