公开(公告)号：US20210357057A1

公开(公告)日：2021-11-18

申请号：US17157508

申请日：2021-01-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： KWANG HYEOK KIM ,  Mi Young Kim ,  So Yeon Park ,  Yong Hwan Park ,  Sang Hyun Jun

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

Abstract: A touch sensor includes a sensing electrode that receives a touch input disposed on a sensing area of a substrate; and a plurality of sensing lines disposed on a non-sensing area of the substrate. Each of the plurality of sensing lines includes a first area and a second area, and first and second metal layers electrically coupled to the sensing electrode. The second metal layer is disposed on the first metal layer, and an insulating layer is interposed between the first and second metal layers. The sensing lines include first and second sensing lines. The first and second sensing lines include the first and second metal layers in the first area. The first sensing line includes the first metal layer without the second metal layer in the second area, and the second sensing line includes the second metal layer without the first metal layer in the second area.

公开(公告)号：US10886326B2

公开(公告)日：2021-01-05

申请号：US16535299

申请日：2019-08-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ki Ho Bang ,  Eun Hye Kim ,  Sang Hyun Jun

IPC: H01L27/15 ,  H01L27/32 ,  H01L23/31 ,  H01L23/29

Abstract: A display device includes a substrate that includes a display area and a peripheral area, a transistor in the display area, a pixel electrode connected to the transistor, a common electrode that overlaps the pixel electrode, and an organic insulation layer that is between the common electrode and the substrate, and overlaps at least a part of the peripheral area, wherein a thickness of a portion of the organic insulation layer overlapping the display area, and a thickness of a portion of the organic insulation layer overlapping the peripheral area, are different from each other, and the organic insulation layer includes a valley that penetrates the organic insulation layer, while overlapping the peripheral area.

公开(公告)号：US20180284926A1

公开(公告)日：2018-10-04

申请号：US15940260

申请日：2018-03-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hwa Jeong Kim ,  Jae Sic Lee ,  Na Yun Kwak ,  Dong Hwan Kim ,  Seung Woo Sung ,  Min Kyu Woo ,  Min Ku Lee ,  Seong Jun Lee ,  Sang Jin Pak ,  Sang Hyun Jun

IPC: G06F3/044

CPC classification number: G06F3/044 ,  G06F3/0416

Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.

公开(公告)号：US11917871B2

公开(公告)日：2024-02-27

申请号：US18110893

申请日：2023-02-17

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Ho Bang ,  Seong Ryong Lee ,  Sang Hyun Jun

IPC: H10K59/126 ,  G06F3/041 ,  G06F3/044 ,  H10K50/80 ,  H10K50/82 ,  H10K59/121 ,  H10K59/123 ,  H10K59/131 ,  H10K59/40 ,  H10K50/844 ,  H10K59/124 ,  H10K59/50

CPC classification number: H10K59/126 ,  G06F3/0412 ,  G06F3/04164 ,  G06F3/0443 ,  G06F3/0446 ,  H10K50/80 ,  H10K50/82 ,  H10K59/121 ,  H10K59/123 ,  H10K59/131 ,  H10K59/40 ,  G06F2203/04111 ,  H10K50/844 ,  H10K59/124 ,  H10K59/50

Abstract: A display device includes: a base layer including a display area (DA) and a non-DA; a circuit element layer on the base layer and including: a power supply electrode (PSE) overlapping the non-DA, circuit elements, and a shielding electrode connected to the PSE and overlapping some of the circuit elements; a display element layer on the circuit element layer and including: a light emitting element including a first electrode, a light emitting unit, and a second electrode, and a connection electrode connecting the second electrode to the PSE and including first through-holes; a thin film encapsulation layer (TFEL) on the display element layer and including an organic layer overlapping the DA; and an input sensing layer on the TFEL and including sensing electrodes and sensing signal lines connected to the sensing electrodes. The sensing signal lines overlap the connection electrode. Some of the first through-holes overlap the shielding electrode.

公开(公告)号：US11594590B2

公开(公告)日：2023-02-28

申请号：US17118840

申请日：2020-12-11

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Ho Bang ,  Eun Hye Kim ,  Sang Hyun Jun

IPC: H01L27/32 ,  H01L27/15 ,  H01L23/31 ,  H01L23/29

Abstract: A display device includes a substrate that includes a display area and a peripheral area, a transistor in the display area, a pixel electrode connected to the transistor, a common electrode that overlaps the pixel electrode, and an organic insulation layer that is between the common electrode and the substrate, and overlaps at least a part of the peripheral area, wherein a thickness of a portion of the organic insulation layer overlapping the display area, and a thickness of a portion of the organic insulation layer overlapping the peripheral area, are different from each other, and the organic insulation layer includes a valley that penetrates the organic insulation layer, while overlapping the peripheral area.

公开(公告)号：US11482591B2

公开(公告)日：2022-10-25

申请号：US17146639

申请日：2021-01-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung Hwan Cho ,  Won Suk Choi ,  Jung Tae Park ,  Ki Ho Bang ,  Seong Jun Lee ,  Sang Hyun Jun ,  Jong Hyun Choi

IPC: H01L27/32

Abstract: A display device includes an active region including pixels receiving data signals through data lines, and a non-active region on a side of the active region in a first direction and including a pad portion. The display device includes non-active fan-out wirings in the non-active region and connected to the pad portion, signal wirings extending in the first direction across the active region and connected to the pixels, and connection wirings passing through the active region and connecting some of the non-active fan-out wirings and some of the signal wirings. Each of the connection wirings includes first and second extension portions made of a first conductive layer, and a third extension portion made of a second conductive layer different from the first conductive layer. The first and second extension portions extend in the first direction, and the third extension portion extends in a second direction intersecting the first direction.

公开(公告)号：US11422664B2

公开(公告)日：2022-08-23

申请号：US17157508

申请日：2021-01-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kwang Hyeok Kim ,  Mi Young Kim ,  So Yeon Park ,  Yong Hwan Park ,  Sang Hyun Jun

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

Abstract: A touch sensor includes a sensing electrode that receives a touch input disposed on a sensing area of a substrate; and a plurality of sensing lines disposed on a non-sensing area of the substrate. Each of the plurality of sensing lines includes a first area and a second area, and first and second metal layers electrically coupled to the sensing electrode. The second metal layer is disposed on the first metal layer, and an insulating layer is interposed between the first and second metal layers. The sensing lines include first and second sensing lines. The first and second sensing lines include the first and second metal layers in the first area. The first sensing line includes the first metal layer without the second metal layer in the second area, and the second sensing line includes the second metal layer without the first metal layer in the second area.

公开(公告)号：US11163412B2

公开(公告)日：2021-11-02

申请号：US16915946

申请日：2020-06-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hwa Jeong Kim ,  Jae Sic Lee ,  Na Yun Kwak ,  Dong Hwan Kim ,  Seung Woo Sung ,  Min Kyu Woo ,  Min Ku Lee ,  Seong Jun Lee ,  Sang Jin Pak ,  Sang Hyun Jun

IPC: G06F3/041 ,  G06F3/044

Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.

公开(公告)号：US10732775B2

公开(公告)日：2020-08-04

申请号：US15940260

申请日：2018-03-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hwa Jeong Kim ,  Jae Sic Lee ,  Na Yun Kwak ,  Dong Hwan Kim ,  Seung Woo Sung ,  Min Kyu Woo ,  Min Ku Lee ,  Seong Jun Lee ,  Sang Jin Pak ,  Sang Hyun Jun

IPC: G06F3/041 ,  G06F3/044

Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.

公开(公告)号：US10409410B2

公开(公告)日：2019-09-10

申请号：US16015386

申请日：2018-06-22

Applicant: Samsung Display Co., Ltd.

Inventor： Yong-Hwan Park ,  Jong Seok Kim ,  Chi Wook An ,  Seong Jun Lee ,  Sang Hyun Jun

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

Abstract: A display device is disclosed. In one aspect, the display device includes a substrate including a display area and a non-display area adjacent to the display area and a display member formed over the substrate in the display area. The display device also includes an encapsulation layer formed over the display member and encapsulating the display member together with the substrate and a plurality of first touch lines formed over the encapsulation layer in the display area. The first touch lines extend in a first direction. The display device further includes a plurality of second touch lines formed on the same layer as the first touch lines in the display area. The second touch lines extend in the first direction and are spaced apart from the first touch lines.