公开(公告)号：US20210263632A1

公开(公告)日：2021-08-26

申请号：US17023455

申请日：2020-09-17

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Hyun LIM

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/3225 ,  G09G5/12

Abstract: A display device according to an example embodiment includes a display portion displaying an image, and a sense portion that is disposed over one side of the display portion, and senses an external input, wherein the sense portion includes: at least one of first sense electrodes receiving a first sense signal that is changed in response to the external input, at least one of second sense electrodes that are disposed at a distance from the first sense electrodes, wherein the first sense electrodes are disposed between the second sense electrodes, and at least one of compensation electrode that are disposed spaced apart from and between the first sense electrodes, and to which a compensation signal is applied, wherein the compensation signal and the first sense signal are inverted in phase.

公开(公告)号：US20180067608A1

公开(公告)日：2018-03-08

申请号：US15696510

申请日：2017-09-06

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Hyun LIM ,  Chang Sub JUNG ,  A Ra JO ,  Jae Woo CHOI

IPC: G06F3/041 ,  G06F3/0354 ,  G06F3/044

CPC classification number: G06F3/0416 ,  G06F3/03545 ,  G06F3/044 ,  G06F2203/04104

Abstract: A stylus pen includes: a conductor; a housing surrounding at least one portion of the conductor, the housing having an insulating property; a pen tip disposed at one end of the housing, the pen tip having conductivity; and a contact member in contact with at least one of the conductor and the pen tip, wherein the conductor and the pen tip are electrically shorted or opened by the contact member.

公开(公告)号：US20160209958A1

公开(公告)日：2016-07-21

申请号：US14935892

申请日：2015-11-09

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Woo CHOI ,  Chang Sub JUNG ,  Eun Gil CHOI ,  Sang Hyun LIM ,  A Ra JO

IPC: G06F3/044 ,  G06F3/0354 ,  G06F3/0488 ,  G06F3/041

Abstract: A touch panel includes a touch electrode configured to receive a sensing input signal, a display panel, the touch electrode being disposed thereon, and a protective layer disposed between the touch electrode and the display panel, the protective layer configured to receive a protective layer driving signal.

Abstract translation: 触摸面板包括配置为接收感测输入信号的触摸电极，设置在其上的触摸电极的显示面板和设置在触摸电极和显示面板之间的保护层，保护层被配置为接收保护层驱动 信号。

公开(公告)号：US20250138673A1

公开(公告)日：2025-05-01

申请号：US19008804

申请日：2025-01-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sang Hyun LIM

IPC: G06F3/041 ,  G06F3/044

Abstract: A display device including: a display panel in which a plurality of pixels are arranged in an image display area; a touch sensing unit disposed on a surface of the display panel, wherein the touch sensing unit is configured to sense a touch of an electronic pen; a display driving circuit configured to drive the pixels; and a touch sensing circuit configured to generate touch coordinate data by detecting a touch position of the electronic pen, wherein the touch sensing circuit is configured to drive pen touch electrodes so that the electronic pen is electromagnetically charged, and to recognize a touch and a touch position of the electronic pen by detecting a variation of a pen touch sensing signal of the pen touch electrodes.

公开(公告)号：US20250013327A1

公开(公告)日：2025-01-09

申请号：US18893943

申请日：2024-09-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Do Ik KIM ,  Ga Young KIM ,  Sang Hyun LIM ,  Young Sik KIM ,  Sang Chul LEE ,  Hwan Hee JEONG

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/047 ,  G09G3/3208 ,  H10K59/40

Abstract: A touch sensor includes a first electrode, a second electrode, and a sensing channel. The first electrode includes first electrode cells arranged in a first direction, a first connection portion connecting the first electrode cells in the first direction and a first opening disposed in at least one of the first electrode cells. The second electrode includes an electrode portion disposed in the first opening. The electrode portion is disposed on a same layer as the first electrode cells and separated from the first electrode. The sensing channel includes a first terminal and a second terminal. The first terminal is connected to the first electrode. The second terminal is connected to the second electrode.

公开(公告)号：US20240248563A1

公开(公告)日：2024-07-25

申请号：US18595419

申请日：2024-03-05

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Hyun LIM ,  Ga Young KIM ,  Young Min PARK ,  Hyun Jee JEON

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/046

CPC classification number: G06F3/04166 ,  G06F3/0412 ,  G06F3/04164 ,  G06F3/0446 ,  G06F3/046

Abstract: A display device includes a display unit having pixels, a touch sensing unit including touch electrodes disposed on the display unit, and a touch driver configured to supply a touch driving signal to the plurality of touch electrodes and receive a touch sensing signal from the touch electrodes. The touch driver supplies a first touch driving signal having a first phase to one or more first touch electrodes, and supplies a second touch driving signal having a second phase opposite to the first phase to one or more second touch electrodes, at least a part of which is disposed across a specific point from the first touch electrodes. The touch driver receives a first touch sensing signal having the first phase from at least one of the first touch electrodes, and receives a second touch sensing signal having the second phase from at least one of the second touch electrodes.

公开(公告)号：US20240184399A1

公开(公告)日：2024-06-06

申请号：US18540735

申请日：2023-12-14

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Hyun LIM

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/3225 ,  G09G5/12

CPC classification number: G06F3/04166 ,  G06F3/0412 ,  G06F3/0446 ,  G09G3/3225 ,  G09G5/12 ,  G06F3/0443 ,  G06F3/0445 ,  G09G2320/0233 ,  H10K59/40

Abstract: A display device according to an example embodiment includes a display portion displaying an image, and a sense portion that is disposed over one side of the display portion, and senses an external input, wherein the sense portion includes: at least one of first sense electrodes receiving a first sense signal that is changed in response to the external input, at least one of second sense electrodes that are disposed at a distance from the first sense electrodes, wherein the first sense electrodes are disposed between the second sense electrodes, and at least one of compensation electrode that are disposed spaced apart from and between the first sense electrodes, and to which a compensation signal is applied, wherein the compensation signal and the first sense signal are inverted in phase.

公开(公告)号：US20230214053A1

公开(公告)日：2023-07-06

申请号：US18122394

申请日：2023-03-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sang Hyun LIM

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/046 ,  G06F3/0354

CPC classification number: G06F3/04166 ,  G06F3/0446 ,  H10K59/40 ,  G06F3/0412 ,  G06F3/046 ,  G06F2203/04111 ,  G06F2203/04106 ,  G06F3/03545

Abstract: A display device including: a display unit having a plurality of pixels; a plurality of touch electrodes disposed on the display unit; a touch line connected to a first end of each of the plurality of touch electrodes; a common voltage line spaced apart from the plurality of touch electrodes; and a plurality of switching elements connected between the common voltage line and a second end of each of the plurality of touch electrodes.

公开(公告)号：US20230049665A1

公开(公告)日：2023-02-16

申请号：US17682350

申请日：2022-02-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sang Hyun LIM

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/046 ,  H01L27/32

Abstract: A display device including: a display unit having a plurality of pixels; a plurality of touch electrodes disposed on the display unit; a touch line connected to a first end of each of the plurality of touch electrodes; a common voltage line spaced apart from the plurality of touch electrodes; and a plurality of switching elements connected between the common voltage line and a second end of each of the plurality of touch electrodes.

公开(公告)号：US20220404931A1

公开(公告)日：2022-12-22

申请号：US17590009

申请日：2022-02-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ga Young KIM ,  Sang Hyun LIM

IPC: G06F3/044

Abstract: A touch member including: first and second electrodes in a touch sensor area; touch pad areas in a touch peripheral area; and routing lines in the touch peripheral area to connect the first and second electrodes with the touch pad areas, wherein the routing lines include a (1-1), (1-2), (2-1), and (2-2) routing line, the first electrode includes a (1-1) electrode having a first end not routing line, connected and a second end connected to the (1-1) routing line, and a (1-2) electrode having a first end connected to the (1-2) routing line and a second end not routing line connected, the second electrode includes a (2-1) electrode having a first end connected to the (2-1) routing line and a second end not routing line connected, and a (2-2) electrode having a first end not routing line connected and a second end connected to the (2-2) routing line.