公开(公告)号：US20220069033A1

公开(公告)日：2022-03-03

申请号：US17445694

申请日：2021-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： Mihae Kim ,  Kyeonghwa Kim ,  Junyong An ,  Kyonghwan Oh ,  Chaehan Hyun

IPC: H01L27/32

Abstract: A display apparatus includes: a substrate including: a first region; a second region; a first non-display area surrounding the first region and the second region; and a display area surrounding at least a portion of an outline of the first non-display area; a plurality of dummy pixels at the first non-display area, and to not emit light; a plurality of emission control lines connected to at least one of the plurality of dummy pixels; and a plurality of power supply lines to supply a driving voltage to the plurality of dummy pixels, respectively. One of the plurality of power supply lines is electrically connected to one of the plurality of emission control lines, and one of the plurality of power supply lines is connected to one of the plurality of dummy pixels.

公开(公告)号：US11996056B2

公开(公告)日：2024-05-28

申请号：US18088682

申请日：2022-12-26

Applicant: Samsung Display Co., Ltd.

Inventor： Minchae Kwak ,  Kyeonghwa Kim ,  Mihae Kim ,  Kyonghwan Oh ,  Sumi Jang ,  Seunghan Jo ,  Jae-Ho Choi

IPC: G09G3/3275 ,  H10K59/121

CPC classification number: G09G3/3275 ,  H10K59/121 ,  G09G2310/0297

Abstract: A display device may include a substrate including a circular display area and a non-display area, a plurality of pixels including a first pixel and a second pixel disposed on the display area of the substrate, a first sub-demux circuit connected to the first pixel and disposed on the non-display area, a second sub-demux circuit connected to the second pixel and disposed on the non-display area, a first connection line connected to the first sub-demux circuit and the second sub-demux circuit and disposed on the non-display area to transfer first and second data input signals to the first and second sub-demux circuits, and a plurality of gate stages connected to the pixels and disposed on the non-display area to transfer gate signals to the pixels. Some of the gate stages are disposed between the first sub-demux circuit and the second sub-demux circuit.

公开(公告)号：US12171118B2

公开(公告)日：2024-12-17

申请号：US18520227

申请日：2023-11-27

Applicant: Samsung Display Co., Ltd.

Inventor： Sumi Jang ,  Minchae Kwak ,  Kyeonghwa Kim ,  Mihae Kim ,  Kyonghwan Oh ,  Seunghan Jo ,  Jae-Ho Choi

IPC: H10K59/131 ,  H10K59/121

Abstract: A display device includes a circular display area and a non-display area surrounding the circular display area. The display device may further include a load matcher disposed adjacent to an edge of the circular display area in the circular display area, a pixel disposed in the circular display area, spaced apart from the non-display area by the load matcher, and connected to the load matcher, and a repair pixel disposed adjacent to the edge of the circular display area in the non-display area, and connected to the pixel.

公开(公告)号：US11296180B2

公开(公告)日：2022-04-05

申请号：US17228636

申请日：2021-04-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyeonghwa Kim ,  Nuree Um ,  Kyunghoon Kim ,  Mihae Kim ,  Jaedu Noh ,  Kyonghwan Oh ,  Seunghee Lee

IPC: H01L27/32 ,  G09G3/3225 ,  G09G3/3266 ,  G09G3/3291

Abstract: A display apparatus includes a substrate including a transmitting area, a display area surrounding the transmitting area, a first non-display area disposed between the transmitting area and the display area, and a second non-display area surrounding the display area. A plurality of pixels is arranged in the display area. A set of 2n connection wirings (where n is a positive integer) is disposed in the first non-display area and each of the 2n connection wirings extends along at least a part of an edge of the transmitting area. Each of a plurality of voltage wirings extends in a first direction and is connected to at least some of pixels disposed in a common row from among the plurality of pixels. Each of the plurality of voltage wirings is connected to one of the 2n connection wirings.

公开(公告)号：US11832478B2

公开(公告)日：2023-11-28

申请号：US17332139

申请日：2021-05-27

Applicant: Samsung Display Co., Ltd.

Inventor： Sumi Jang ,  Minchae Kwak ,  Kyeonghwa Kim ,  Mihae Kim ,  Kyonghwan Oh ,  Seunghan Jo ,  Jae-Ho Choi

IPC: H01L21/00 ,  H10K59/121 ,  H10K59/131

CPC classification number: H10K59/121 ,  H10K59/131

Abstract: A display device includes a circular display area and a non-display area surrounding the circular display area. The display device may further include a load matcher disposed adjacent to an edge of the circular display area in the circular display area, a pixel disposed in the circular display area, spaced apart from the non-display area by the load matcher, and connected to the load matcher, and a repair pixel disposed adjacent to the edge of the circular display area in the non-display area, and connected to the pixel.

公开(公告)号：US11342403B2

公开(公告)日：2022-05-24

申请号：US16864615

申请日：2020-05-01

Applicant: Samsung Display Co., Ltd.

Inventor： Nuree Um ,  Hyungjun Park ,  Junyong An ,  Kyeonghwa Kim

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52

Abstract: A display panel having at least one hole inside a display area includes: a substrate; a plurality of display elements arranged in a plane around the at least one hole; and a plurality of signal lines extending in a first direction, wherein the at least one hole includes a first hole having a first width in a second direction and having two sides with asymmetric shapes with respect to a first central line passing through a center of the first width, wherein each of first and second neighboring signal lines extends in the first direction, the first signal line detours around a first side of the first hole, and the second signal line detours around a second side of the first hole opposite to the first side, and wherein the first and second signal lines are asymmetric with respect to a first virtual line therebetween.

公开(公告)号：US12167651B2

公开(公告)日：2024-12-10

申请号：US17533563

申请日：2021-11-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jae-Ho Choi ,  Minchae Kwak ,  Kyeonghwa Kim ,  Mihae Kim ,  Kyonghwan Oh ,  Sumi Jang ,  Seunghan Jo

IPC: H10K59/131 ,  G09G3/3233 ,  H10K59/128

Abstract: A display device includes a substrate on which a display area including a plurality of pixels and a non-display area surrounding the display area are defined, a first voltage line disposed on the substrate in the non-display area, where the first voltage line provides a first voltage to the pixels, a second voltage line disposed on the substrate in the non-display area, where the second voltage line provides a second voltage to the pixels, and a first demux circuit area and a second demux circuit area disposed on the substrate in the non-display area, where the first demux circuit area and the second demux circuit area transmit data signals to the pixels. The first voltage line passes an area between the first demux circuit area and the second demux circuit area.

公开(公告)号：US11653533B2

公开(公告)日：2023-05-16

申请号：US16917716

申请日：2020-06-30

Applicant: Samsung Display Co., Ltd.

Inventor： Byungsun Kim ,  Wonkyu Kwak ,  Kyeonghwa Kim ,  Jaewon Kim ,  Hyungjun Park ,  Seungyeon Cho ,  Junwon Choi

IPC: G09G3/3275 ,  H01L27/32 ,  G09G3/3266

CPC classification number: H01L27/3276 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display device includes: a substrate including a display area and a peripheral area outside the display area, the display area including a first display area and a second display area; a first fan-out portion in a portion of the peripheral area outside the first display area; a second fan-out portion outside the first fan-out portion; a first power supply line in the peripheral area corresponding to one side of the display area and overlapping at least a portion of the first fan-out portion; and a second power supply line in the peripheral area outside the display area and overlapping at least a portion of the second fan-out portion.

公开(公告)号：US11538420B2

公开(公告)日：2022-12-27

申请号：US17354625

申请日：2021-06-22

Applicant: Samsung Display Co., Ltd.

Inventor： Minchae Kwak ,  Kyeonghwa Kim ,  Mihae Kim ,  Kyonghwan Oh ,  Sumi Jang ,  Seunghan Jo ,  Jae-Ho Choi

IPC: G09G3/3275 ,  H01L27/32

Abstract: A display device may include a substrate including a circular display area and a non-display area, a plurality of pixels including a first pixel and a second pixel disposed on the display area of the substrate, a first sub-demux circuit connected to the first pixel and disposed on the non-display area, a second sub-demux circuit connected to the second pixel and disposed on the non-display area, a first connection line connected to the first sub-demux circuit and the second sub-demux circuit and disposed on the non-display area to transfer first and second data input signals to the first and second sub-demux circuits, and a plurality of gate stages connected to the pixels and disposed on the non-display area to transfer gate signals to the pixels. Some of the gate stages are disposed between the first sub-demux circuit and the second sub-demux circuit.