公开(公告)号：US20210357082A1

公开(公告)日：2021-11-18

申请号：US17199464

申请日：2021-03-12

Applicant: Samsung Display Co., LTD.

Inventor： Sung Jin YANG ,  Hyun Sik PARK ,  Hwan Hee JEONG

IPC: G06F3/044

Abstract: A display device includes: a base member; first sensing electrodes disposed on the base member and electrically connected to a first sensing line, wherein the first sensing electrodes include first and second ends facing and spaced apart from each other; a second sensing electrode disposed between the first and second ends of the first sensing electrodes on a same layer as the first sensing electrodes and electrically connected to a second sensing line; and a connection electrode to electrically connect the first and second ends of the first sensing electrodes to each other without overlapping regions between each of the first and second ends of the first sensing electrodes and the second sensing electrode.

公开(公告)号：US20200371621A1

公开(公告)日：2020-11-26

申请号：US16989809

申请日：2020-08-10

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Jae MOON ,  Hwan Hee JEONG ,  Won Kyu KWAK

IPC: G06F3/044 ,  G06F3/041

Abstract: A touch sensor includes a base layer including a first to third sensing region and a non-sensing region surrounding the first to third sensing region; a plurality of touch electrode rows provided in the first to third sensing regions and including a plurality of first touch electrodes connected in a first direction; and a plurality of touch electrode columns including a plurality of second touch electrodes connected in a second direction crossing the first direction. At least one of the first to third sensing regions has an area larger than that of other sensing regions. The non-sensing region includes an additional non-sensing region disposed between the second sensing region and the third sensing region and a bridge line provided in the additional non-sensing region and electrically connecting the first touch electrodes of the second sensing region to the first touch electrodes of the third sensing region.

公开(公告)号：US20190056819A1

公开(公告)日：2019-02-21

申请号：US15899648

申请日：2018-02-20

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Jae MOON ,  Hwan Hee JEONG ,  Won Kyu KWAK

IPC: G06F3/044 ,  G06F3/041

Abstract: A touch sensor includes a base layer including a first to third sensing region and a non-sensing region surrounding the first to third sensing region; a plurality of touch electrode rows provided in the first to third sensing regions and including a plurality of first touch electrodes connected in a first direction; and a plurality of touch electrode columns including a plurality of second touch electrodes connected in a second direction crossing the first direction. At least one of the first to third sensing regions has an area larger than that of other sensing regions. The non-sensing region includes an additional non-sensing region disposed between the second sensing region and the third sensing region and a bridge line provided in the additional non-sensing region and electrically connecting the first touch electrodes of the second sensing region to the first touch electrodes of the third sensing region.

公开(公告)号：US20180150176A1

公开(公告)日：2018-05-31

申请号：US15702381

申请日：2017-09-12

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Cheol KIM ,  Yeon Tae KIM ,  Young Soo NO ,  Hwan Hee JEONG ,  In Young HAN

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0416 ,  G06F3/0412 ,  G06F3/0414 ,  G06F3/044 ,  G06F2203/04103 ,  G09G3/3208 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0251 ,  G09G2310/0262

Abstract: A touch sensor, a display device including the same, and a method for driving a touch sensor that includes a substrate, first connection lines to transmit first output signals, first electrodes disposed on the substrate connected to the first connection lines to transmit the first output signals to the first connection lines, second connection lines to transmit second output signals, second electrodes disposed on the substrate connected to the second connection lines to transmit the second output signals to the second connection lines, an auxiliary electrode spaced apart from the substrate, the auxiliary electrode forming a capacitance with the first electrodes and the second electrodes, and a touch controller connected to the first and second connection lines to receive the first and second output signals from the first and second connection lines, and to calculate a position and a pressure of a touch, using the first and second output signals.

公开(公告)号：US20240419287A1

公开(公告)日：2024-12-19

申请号：US18815840

申请日：2024-08-27

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Jae MOON ,  Hwan Hee JEONG ,  Won Kyu KWAK

IPC: G06F3/044 ,  G06F3/041

Abstract: A touch sensor includes a base layer including a first to third sensing region and a non-sensing region surrounding the first to third sensing region; a plurality of touch electrode rows provided in the first to third sensing regions and including a plurality of first touch electrodes connected in a first direction; and a plurality of touch electrode columns including a plurality of second touch electrodes connected in a second direction crossing the first direction. At least one of the first to third sensing regions has an area larger than that of other sensing regions. The non-sensing region includes an additional non-sensing region disposed between the second sensing region and the third sensing region and a bridge line provided in the additional non-sensing region and electrically connecting the first touch electrodes of the second sensing region to the first touch electrodes of the third sensing region.

公开(公告)号：US20220083173A1

公开(公告)日：2022-03-17

申请号：US17407963

申请日：2021-08-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung Jin YANG ,  Hwan Hee JEONG ,  Young Hyun KIM ,  Ma Eum CHO

IPC: G06F3/044

Abstract: A display device is provided. A display device includes a display unit, and a touch sensing unit disposed on the display unit, wherein the touch sensing unit includes a substrate, a first sensing electrode disposed on the substrate, wherein the first sensing electrode includes a plurality of touch conductive patterns separated from each other, a second sensing electrode disposed on the same layer as the first sensing electrode and insulated from the first sensing electrode, and a connection electrode electrically connecting the touch conductive patterns to each other, wherein the connection electrode includes a first connection electrode overlapping the second sensing electrode and a second connection electrode not overlapping the second sensing electrode.

公开(公告)号：US20200326817A1

公开(公告)日：2020-10-15

申请号：US16844905

申请日：2020-04-09

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Seon PARK ,  Hwan Hee JEONG

IPC: G06F3/044 ,  G06F3/041 ,  G06F3/047 ,  H01L27/32 ,  H01L51/52

Abstract: A touch sensor includes a base layer, electrode units, and loop-shaped first lines. The electrode units are disposed on the base layer. The electrode units are arranged in a first direction and a second direction crossing the first direction. The loop-shaped first lines are in a same layer as the electrode units. The loop-shaped first lines are disposed between some of the electrode units, which are adjacent in the second direction. The loop-shaped first lines include resistance lines extending in the first direction and connection lines extending in the second direction. Some of the resistance lines, which are adjacent in the second direction, are connected by a connection line among the connection lines. The connection lines are spaced apart from each other in the first direction.

公开(公告)号：US20180299999A1

公开(公告)日：2018-10-18

申请号：US15797558

申请日：2017-10-30

Applicant: Samsung Display Co., Ltd.

Inventor： Hwan Hee JEONG ,  Ki Cheol KIM ,  Sung Jae MOON

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

CPC classification number: G06F3/0412 ,  G06F3/044 ,  G06F2203/04103 ,  G06F2203/04111 ,  G06F2203/04112 ,  H01L27/323 ,  H01L27/3244 ,  H01L27/3276 ,  H01L51/0097 ,  H01L2251/5338

Abstract: A touch sensor may include a plurality of sensing rows including first sensing electrodes connected in a first direction, a plurality of sensing columns including second sensing electrodes connected in a second direction crossing the first direction, first protrusions disposed at an edge of the first sensing electrodes and protruding toward an adjacent second sensing electrode, a plurality of second protrusions disposed at an edge of the second sensing electrodes, protruding toward an adjacent first sensing electrode and alternately arranged with the first protrusions, first sub protrusions protruding toward an adjacent second protrusion from an edge of the first protrusions and second sub protrusions protruding toward an adjacent first protrusion from an edge of the second protrusions and alternately arranged with the first sub protrusions.

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：US20240411415A1

公开(公告)日：2024-12-12

申请号：US18809278

申请日：2024-08-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ki Cheol KIM ,  Gyeong Nam BANG ,  Hwan Hee JEONG

IPC: G06F3/045

Abstract: A display device including a substrate having an active area and a non-active area and including a pad region and a bending region disposed between the active area and the pad region, light-emitting elements disposed on the substrate, and a touch layer having a main touch area corresponding to the active area, in which the touch layer includes touch electrodes disposed in the main touch area and touch lines connected to the touch electrodes, the main touch area corresponding to the active area and a portion of the touch lines corresponding to the non-active area, and the touch lines include a first touch line part disposed on an upper portion of the bending region, and a second touch line part disposed on a lower portion of the bending region, the upper portion of the bending region disposed between the active area and the lower portion of the bending region.