公开(公告)号：US20190279543A1

公开(公告)日：2019-09-12

申请号：US16228679

申请日：2018-12-20

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunwoong KIM ,  Seung-kyu LEE ,  Kwang-min KIM ,  Jongwon PARK

IPC: G09G3/00 ,  G01N21/958 ,  H05K1/02

Abstract: A display device includes a display panel, a first inspection line, a second inspection line, and an inspection circuit controlling a connection between the first inspection line and a first pixel group and a connection between the second inspection line and the second pixel group. The inspection circuit includes a switching part including a first switching part that controls the connection between the first inspection line and the first pixel group and a second switching part that controls the connection between the second inspection line and the second pixel group and a dummy circuit including a dummy transistor that is electrically connected to the switching part and including a first dummy electrode, a second dummy electrode that is connected to the first dummy electrode, and a dummy control electrode.

公开(公告)号：US20200081572A1

公开(公告)日：2020-03-12

申请号：US16565276

申请日：2019-09-09

Applicant: Samsung Display Co., Ltd.

Inventor： Jisu NA ,  Kwang-min KIM ,  Kiwook KIM ,  Yangwan KIM

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

Abstract: An input sensing unit includes a plurality of first electrodes which are arranged in a first direction and each of which extends in a second direction crossing the first direction, a plurality of row electrodes each of which includes a second electrode and a third electrode, a plurality of first sensing lines respectively connected to the first electrodes, a plurality of second sensing lines respectively connected to the second electrodes, and a third sensing line connected to each of the third electrodes. Each of the row electrodes includes one side and the other side, which are opposed to each other in the first direction, and the one side is connected to one of one second sensing line and one third sensing line of the second sensing lines, and the other side is connected to the other of the second sensing lien and the third sensing line.

公开(公告)号：US20240385719A1

公开(公告)日：2024-11-21

申请号：US18788117

申请日：2024-07-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyunwoong KIM ,  Kwang-min KIM ,  Kiwook KIM ,  Yangwan KIM ,  Jisu NA

IPC: G06F3/044 ,  H10K59/40

Abstract: A display device including a display panel and an input sensor including a sensing region and a wiring region, the input sensor including a first sensing electrode, a second sensing electrode, a first signal line electrically connected to a first end of the first sensing electrode, a second end thereof being electrically isolated, and second and third signal lines electrically connected to ends of the second sensing electrode, respectively, in which a total distance between the ends of the second sensing electrode is greater than that between the ends of the first sensing electrode, the second sensing electrode includes sensor parts formed from a same layer as the first sensing electrode and bridge patterns formed from a different layer from the sensor parts, and each of the first end and the second end of the second sensing electrode is configured to receive a sinusoidal signal.

公开(公告)号：US20230176670A1

公开(公告)日：2023-06-08

申请号：US18097448

申请日：2023-01-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jisu NA ,  Kwang-min KIM ,  Kiwook KIM ,  Yangwan KIM

IPC: G06F3/041 ,  G06F3/047 ,  G06F3/044 ,  H10K59/40 ,  H10K59/131

CPC classification number: G06F3/0412 ,  G06F3/047 ,  G06F3/044 ,  H10K59/40 ,  H10K59/131

Abstract: An input sensing unit including a plurality of first electrodes, which are arranged in a first direction and each of which extends in a second direction crossing the first direction, a plurality of row electrode each of which includes a second electrode and a third electrode, a plurality of first sensing lines respectively connected to the first electrodes, a plurality of second sensing lines respectively connected to the second electrodes, and a third sensing line connected to each of the third electrodes. Each of the row electrodes includes one side and the other side, which are opposed to each other in the first direction, and the one side is connected to one of one second sensing line and one third sensing line of the second sensing lines, and the other side is connected to the other of the second sensing lien and the third sensing line.

公开(公告)号：US20220155896A1

公开(公告)日：2022-05-19

申请号：US17532944

申请日：2021-11-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jisu NA ,  Kwang-min KIM ,  Kiwook KIM ,  Yangwan KIM

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

Abstract: An input sensing unit includes a plurality of first electrodes which are arranged in a first direction and each of which extends in a second direction crossing the first direction, a plurality of row electrode each of which includes a second electrode and a third electrode, a plurality of first sensing lines respectively connected to the first electrodes, a plurality of second sensing lines respectively connected to the second electrodes, and a third sensing line connected to each of the third electrodes. Each of the row electrodes includes one side and the other side, which are opposed to each other in the first direction, and the one side is connected to one of one second sensing line and one third sensing line of the second sensing lines, and the other side is connected to the other of the second sensing lien and the third sensing line.