公开(公告)号：US11871639B2

公开(公告)日：2024-01-09

申请号：US17981453

申请日：2022-11-06

Applicant: Samsung Display Co., Ltd.

Inventor： Kwanghyeok Kim ,  Miyoung Kim ,  Soyeon Park ,  Yong-Hwan Park

IPC: H01L27/32 ,  G06F3/044 ,  H10K59/40 ,  G06F3/041 ,  H10K50/844 ,  H10K59/131

CPC classification number: H10K59/40 ,  G06F3/0412 ,  G06F3/0446 ,  H10K50/844 ,  H10K59/131

Abstract: A display device including: a display panel including a light emitting element; and an input detection layer disposed on the display panel and including sensing electrodes and trace lines electrically connected to the sensing electrodes, respectively, in which at least one of the trace lines includes a single layer part including one conductive layer, and a multilayer part including at least two conductive layers disposed on different layers, a length of an ith trace line and a length of a jth trace line are different from each other, each of the ith trace line and the jth trace line includes the single layer part and the multilayer part, and a length ratio of the single layer part and the multilayer part of the ith trace line is different from a length ratio of the single layer part and the multilayer part of the jth trace line.

公开(公告)号：US11789577B2

公开(公告)日：2023-10-17

申请号：US17936747

申请日：2022-09-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Miyoung Kim ,  Kwanghyeok Kim ,  Soyeon Park ,  Yong-Hwan Park ,  Sanghyun Jun

IPC: G06F3/044 ,  G06F3/041

CPC classification number: G06F3/0446 ,  G06F3/0412 ,  G06F2203/04107 ,  G06F2203/04111

Abstract: A display device including a display panel, and an input sensor on the display panel, and in which an active area and a peripheral area and includes a first area and a second area spaced apart in a first direction, are defined, the input sensor including first sensing electrodes extending in the first direction, and arranged in a second direction crossing the first, second sensing electrodes extending in the second direction, and arranged in the first direction, first sensing lines extending in the second direction within the active area, connected to the first sensing electrodes, and partially located in the first area, respectively, second sensing lines electrically connected to the second sensing electrodes, respectively, and at least partially located in the second area, and a first guard electrode between the first sensing lines and the second sensing lines, and at a boundary between the first area and the second area.

公开(公告)号：US11675465B2

公开(公告)日：2023-06-13

申请号：US17403937

申请日：2021-08-17

Applicant: Samsung Display Co., Ltd.

Inventor： Kwanghyeok Kim ,  Yonghwan Park ,  Miyoung Kim ,  Soyeon Park ,  Sanghyun Jun ,  Sugwoo Jung

IPC: G06F3/044 ,  H10K59/12 ,  H01L27/32 ,  H10K59/40

CPC classification number: G06F3/0446 ,  G06F3/0448 ,  H01L27/323 ,  H01L27/3244 ,  G06F2203/04111

Abstract: A display device includes a display area in which red, green, and blue sub-pixels are arranged, and a touch sensing layer including a conductive pattern, the conductive pattern including touch electrodes arranged in a row direction and a column direction in the display area, and trace lines electrically connected to the touch electrodes, respectively, and extending in the column direction in the display area. Here, the conductive pattern includes touch pattern unit blocks arranged along the row direction, each of the touch pattern unit block including some parts of the plurality of trace lines and at least one touch electrode among the plurality of touch electrodes, and the touch pattern unit block has a size corresponding to an integer multiple of a size of a pixel unit block, wherein the pixel unit block is a minimum repetition unit of the red, green, and blue sub-pixels.

公开(公告)号：US11672157B2

公开(公告)日：2023-06-06

申请号：US17363740

申请日：2021-06-30

Applicant: Samsung Display Co., Ltd.

Inventor： Kwanghyeok Kim ,  Yong-Hwan Park ,  Sanghyun Jun ,  Miyoung Kim ,  Soyeon Park ,  Sugwoo Jung

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

CPC classification number: H01L27/323 ,  G06F3/0412 ,  G06F3/0445 ,  H01L27/3262 ,  H01L27/3276 ,  H01L51/5253 ,  G06F2203/04107 ,  G06F2203/04111

Abstract: An electronic device includes a display unit having a plurality of pixels. Each of the pixels includes a transistor and a light-emitting element. A plurality of signal lines is connected to the pixels. An encapsulation layer covers the pixels. The display unit includes a display region and a non-display region adjacent to the display region in a plan view. A sensing unit includes a plurality of sensing patterns overlapping the display region. A plurality of sensing pads overlaps the non-display region. A plurality of sensing lines electrically connects the sensing patterns and the sensing pads. A bridge line is connected to a first sensing line and a corresponding first sensing pad. The bridge line is bent to extend in a direction that is different from an extending direction of the first sensing line to connect the bridge line to the first sensing pad.

公开(公告)号：US20220187955A1

公开(公告)日：2022-06-16

申请号：US17403937

申请日：2021-08-17

Applicant: Samsung Display Co., Ltd.

Inventor： Kwanghyeok Kim ,  Yonghwan Park ,  Miyoung Kim ,  Soyeon Park ,  Sanghyun Jun ,  Sugwoo Jung

IPC: G06F3/044 ,  H01L27/32

Abstract: A display device includes a display area in which red, green, and blue sub-pixels are arranged, and a touch sensing layer including a conductive pattern, the conductive pattern including touch electrodes arranged in a row direction and a column direction in the display area, and trace lines electrically connected to the touch electrodes, respectively, and extending in the column direction in the display area. Here, the conductive pattern includes touch pattern unit blocks arranged along the row direction, each of the touch pattern unit block including some parts of the plurality of trace lines and at least one touch electrode among the plurality of touch electrodes, and the touch pattern unit block has a size corresponding to an integer multiple of a size of a pixel unit block, wherein the pixel unit block is a minimum repetition unit of the red, green, and blue sub-pixels.

公开(公告)号：US20210271367A1

公开(公告)日：2021-09-02

申请号：US17086434

申请日：2020-11-01

Applicant: Samsung Display Co., Ltd.

Inventor： Soyeon Park ,  Kwanghyeok Kim ,  Miyoung Kim ,  Yong-Hwan Park ,  Sanghyun Jun

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

Abstract: Provided is a display device which includes a display panel that includes an active area and a peripheral area and an input sensing layer that includes a first conductive layer and a second conductive layer. The first conductive layer includes first trace lines and second trace lines. The second conductive layer includes first sensing electrodes and second sensing electrodes. The first trace lines extend in a second direction, are disposed apart from each other in a first direction, and are electrically connected to the first sensing electrodes, respectively. The second trace lines extend in the second direction, are disposed apart from each other in the first direction, and are electrically connected to the second sensing electrodes, respectively. The first conductive layer and the second conductive layer overlap the active area of the display panel.