公开(公告)号：US20240339058A1

公开(公告)日：2024-10-10

申请号：US18410841

申请日：2024-01-11

Applicant: Samsung Display Co., LTD.

Inventor： HAEGOO JUNG ,  YEON-SHIL JUNG ,  DONG-HO KIM

IPC: G09G3/00 ,  G06F3/041 ,  G09G3/3208

CPC classification number: G09G3/006 ,  G06F3/0418 ,  G09G3/3208 ,  G09G2310/0262 ,  G09G2330/04 ,  G09G2330/12 ,  G09G2354/00

Abstract: A display panel includes a display panel test circuit including an open-short test transistor including a gate electrode which receives a test gate signal, a first electrode which receives an open-short test voltage, and a second electrode connected to a data line which transmits a data voltage and an electrostatic discharge protection circuit including: a first electrostatic discharge diode including a cathode electrode connected to the data line and an anode electrode which receives a first voltage; a first switching element which determines a minimum voltage of the display panel as the first voltage under a first condition and determines an electrostatic discharge low potential voltage higher than the minimum voltage of the display panel as the first voltage under a second condition; and a second electrostatic discharge diode including a cathode electrode which receives a second voltage and an anode electrode connected to the data line.

公开(公告)号：US20240204155A1

公开(公告)日：2024-06-20

申请号：US18454189

申请日：2023-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： YEON-SHIL JUNG ,  DONG-HO KIM ,  JUNHYUN LEE ,  HWANWOO LEE ,  HAEGOO JUNG

IPC: H01L33/62 ,  G06F3/044 ,  G09G3/32 ,  H01L25/075 ,  H01L25/16

CPC classification number: H01L33/62 ,  G06F3/0446 ,  G09G3/32 ,  H01L25/0753 ,  H01L25/167 ,  G09G2310/0275

Abstract: A display module including: a display panel including pixels arranged in a display area, first signal pads arranged in a non-display area and electrically connected to the pixels through signal lines, and second signal pads arranged in the non-display area and spaced farther from the display area than the first signal pads; first insulating patterns arranged at edges of the first signal pads; second insulating patterns arranged at edges of the second signal pads; and an insulating film disposed on the non-display area, wherein the insulating film is spaced apart from the first signal pads and the first insulating patterns, overlaps the edges of the second signal pads, and covers the second insulating patterns.

公开(公告)号：US20230368709A1

公开(公告)日：2023-11-16

申请号：US18081693

申请日：2022-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： HAEGOO JUNG ,  YEON-SHIL JUNG

IPC: G09G3/00 ,  H10K59/131 ,  G06F3/041

CPC classification number: G09G3/006 ,  H01L27/3276 ,  G06F3/0412 ,  G09G2330/12 ,  G09G2300/0426 ,  G09G2300/0408 ,  G09G2320/045

Abstract: A display device includes a substrate including a display area, a hole area, a peripheral area, and a bending area, a printed circuit board disposed on the pad area, a first hole crack detection line and a second hole crack detection line disposed in the peripheral area and extending to the bending area and the pad area, a first transistor including a gate electrode connected to a first signal line to apply a first signal, a first electrode, and a second electrode connected to the first hole crack detection line, and a second transistor including a gate electrode connected to a second signal line to receive a second signal, a first electrode connected to a high voltage line applying a high voltage, and a second electrode connected to the first hole crack detection line.

公开(公告)号：US20230309352A1

公开(公告)日：2023-09-28

申请号：US18103354

申请日：2023-01-30

Applicant: Samsung Display Co., LTD.

Inventor： HAEGOO JUNG ,  SANGHYUN LEE ,  YEON-SHIL JUNG

IPC: H10K59/131 ,  H10K59/88

CPC classification number: H10K59/131 ,  H10K59/88 ,  H10K59/122

Abstract: A display device includes: a substrate including a display area, a bending area spaced apart from the display area, and a peripheral area between the display area and the bending area; a dummy pattern on the substrate in the peripheral area; a bank on the dummy pattern in the peripheral area and exposing a portion of the dummy pattern; and a light emitting diode on the substrate in the display area.

公开(公告)号：US20240355984A1

公开(公告)日：2024-10-24

申请号：US18600770

申请日：2024-03-11

Applicant: Samsung Display Co., Ltd.

Inventor： HAEGOO JUNG ,  YEON-SHIL JUNG

IPC: H01L33/62 ,  G06F3/041

CPC classification number: H01L33/62 ,  G06F3/0412 ,  G06F2203/04102

Abstract: A display device includes: a substrate including a display area, a pad area spaced apart from the display area in a first direction, and a bending area disposed between the display area and the pad area, a transfer line overlapping the pad area and extending from pad area in a direction opposite to the first direction, a connection line disposed on the transfer line, connected to the transfer line, and overlapping the bending area, an organic insulating layer disposed on the connection line and entirely overlapping the connection line, and an inorganic insulating layer disposed on the organic insulating layer, defining an opening overlapping the organic insulating layer, and overlapping one end of the organic insulating layer.

公开(公告)号：US20240072224A1

公开(公告)日：2024-02-29

申请号：US18139848

申请日：2023-04-26

Applicant: Samsung Display Co., Ltd.

Inventor： JUNHYUN LEE ,  DONG-HO KIM ,  HAEGOO JUNG ,  JOOHO LIM

IPC: H01L33/62 ,  H01L25/16 ,  H01L27/12

CPC classification number: H01L33/62 ,  H01L25/167 ,  H01L27/124

Abstract: A display device includes: a substrate including a display area and a non-display area positioned around the display area and including a pad area adjacent to one side of the display area, a light emitting element disposed in the display area on the substrate, a pad portion disposed in the pad area on the substrate and including a plurality of output pads, a driving chip, and a control signal line. The driving chip includes a base portion facing the substrate, overlapping the pad area, and including dummy bump areas, an output bump area positioned between the dummy bump areas, and a data output area positioned between the dummy bump areas, a plurality of dummy bumps attached to a lower surface of the base portion and overlapping the dummy bump areas and the output bump area, respectively, a plurality of output bumps attached to the lower surface of the base portion, overlapping the output bump area, and connected in parallel to each other through transistors, and a plurality of detection bumps attached to the lower surface of the base portion, each of the detection bumps is electrically connected to the output bumps and overlapping the output bump area. The control signal line electrically connected through the transistors to the output bumps.