公开(公告)号：US20250140169A1

公开(公告)日：2025-05-01

申请号：US18778239

申请日：2024-07-19

Applicant: Samsung Display Co., Ltd.

Inventor： JAEYONG JANG ,  HYUNJOON KIM ,  DANWON LIM

IPC: G09G3/32 ,  G09G3/3233

Abstract: A pixel includes a light emitting element connected between a first power line and a first node, a first transistor including a first electrode electrically connected to the first node, a second electrode electrically connected to a second node, and a gate electrode electrically connected to a third node, a second transistor including a first electrode electrically connected to a data line, a second electrode electrically connected to a fourth node, and a gate electrode to receive a scan signal, a third transistor including a first electrode connected to the first node, a second electrode connected to the third node, and a gate electrode to receive a compensation signal, a fourth transistor including a first electrode electrically connected to the third node, a second electrode electrically connected to the fourth node, and a gate electrode to receive a first light emitting signal, and a first capacitor.

公开(公告)号：US20240282240A1

公开(公告)日：2024-08-22

申请号：US18391087

申请日：2023-12-20

Applicant: Samsung Display Co., LTD.

Inventor： DANWON LIM ,  HYUNJOON KIM ,  JAEYONG JANG ,  BON-YONG KOO

IPC: G09G3/20 ,  G09G3/3233

CPC classification number: G09G3/2096 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/08

Abstract: A display panel includes: sub-pixels each including a storage capacitor configured to have a data voltage written thereto; a capacitor node line connected to the storage capacitor of at least one of the sub-pixels; a compensation reference voltage line configured to receive a compensation reference voltage; a first power supply voltage line configured to receive a first power supply voltage; a first connection transistor configured to connect the compensation reference voltage line to the capacitor node line based on an emission signal; and a second connection transistor configured to connect the first power supply voltage line to the capacitor node line based on the emission signal.

公开(公告)号：US20250140198A1

公开(公告)日：2025-05-01

申请号：US18919448

申请日：2024-10-18

Applicant: Samsung Display Co., Ltd.

Inventor： JUNGHWAN HWANG ,  DONGWOO KIM ,  JIHOON YANG ,  HYUNJOON KIM

IPC: G09G3/3258

Abstract: A driver including multiple stages is disclosed. At least one of the stages includes an input circuit configured to transfer an input signal to a first node in response to a clock signal, a first transistor connected between the first node and a second node, a carry circuit configured to output a carry signal having a first high gate voltage when the second node has the first high gate voltage, and a level shifting output circuit configured to output an output signal having a second high gate voltage higher than the first high gate voltage by level-shifting the first high gate voltage of the second node.

公开(公告)号：US20240276806A1

公开(公告)日：2024-08-15

申请号：US18441335

申请日：2024-02-14

Applicant: Samsung Display Co., Ltd.

Inventor： DONG-HOON LEE ,  HYUNJOON KIM ,  HAEMIN KIM ,  YOUNGWAN SEO ,  GEUNHO LEE ,  SUNHWA LEE

IPC: H10K59/131 ,  H10K59/12 ,  H10K59/122 ,  H10K59/88

CPC classification number: H10K59/131 ,  H10K59/1201 ,  H10K59/122 ,  H10K59/88

Abstract: A display device includes a first light emitting element, a second light emitting element, and a barrier wall conductive layer disposed between the first light emitting element and the second light emitting element and electrically connected to the first light emitting element and the second light emitting element. A barrier wall opening is formed through the barrier wall conductive layer, and the barrier wall opening is disposed between the first light emitting element and the second light emitting element.

公开(公告)号：US20230207749A1

公开(公告)日：2023-06-29

申请号：US17880105

申请日：2022-08-03

Applicant: Samsung Display Co., Ltd.

Inventor： MYUNGHOON PARK ,  HYUNJOON KIM ,  HAEMIN KIM ,  BYUNGCHANG YU ,  DONG-HOON LEE

IPC: H01L33/54 ,  H01L33/00

CPC classification number: H01L33/54 ,  H01L33/005 ,  H01L2933/005

Abstract: A display device includes a first substrate including a display area including pixels and a non-display area adjacent to the display area, a second substrate facing to the first substrate, a sealing member contacting the first substrate and the second substrate and disposed in the non-display area, a light emitting diode disposed on the first substrate in the display area, a protective layer covering the light emitting diode and spaced apart from the sealing member, a spacer disposed in the non-display area, disposed between the protective layer and the sealing member and surrounding the display area, and a filler disposed between the first substrate and the second substrate.

公开(公告)号：US20230157107A1

公开(公告)日：2023-05-18

申请号：US18053317

申请日：2022-11-07

Applicant: Samsung Display Co., Ltd.

Inventor： DONG-HOON LEE ,  DONGUK KANG ,  HYUNJOON KIM ,  HAEMIN KIM ,  MYUNGHOON PARK ,  BYUNGCHANG YU

IPC: H01L29/04 ,  G06F3/041 ,  G06F3/044

CPC classification number: H01L27/3276 ,  G06F3/0412 ,  G06F3/0443 ,  G06F3/0446 ,  G06F2203/04107 ,  G06F2203/04111 ,  H01L27/323

Abstract: A display device includes a first electrode portion that overlaps a first sensing electrode of an input sensor, a second electrode portion spaced apart from the first electrode portion and that overlaps a second sensing electrode of the input sensor, a voltage line of a first group that is connected to the first electrode portion, and a voltage line of a second group that is connected to the second electrode portion. The first electrode portion and the second electrode portion correspond to an electrode of a light emitting element.

公开(公告)号：US20230013346A1

公开(公告)日：2023-01-19

申请号：US17701089

申请日：2022-03-22

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNJOON KIM ,  HAEMIN KIM ,  BYUNGCHANG YU ,  MINJAE JEONG

IPC: H01L27/32

Abstract: A pixel of a display device includes a light emitting diode, a capacitor, and first to fourth transistors, where the first transistor is connected to the light emitting diode, and the second transistor is connected between the first transistor and a data line. A first electrode of the first transistor receives a data signal during a driving frame and a bias signal during a bias frame through the data line and the second transistor.

公开(公告)号：US20240260440A1

公开(公告)日：2024-08-01

申请号：US18509172

申请日：2023-11-14

Applicant: Samsung Display Co., Ltd.

Inventor： DONG-HOON LEE ,  HYUNJOON KIM ,  GYUNGSOON PARK ,  SUNHWA LEE ,  SEON YOUNG CHOI

IPC: H10K59/88 ,  H10K71/00 ,  H10K71/60

CPC classification number: H10K59/88 ,  H10K71/60 ,  H10K71/621 ,  H10K59/122

Abstract: A display device includes a conductive pattern, an overhang layer pattern, an organic layer, and a second electrode. A width of a top surface of the overhang layer pattern is greater than a width of a top surface of the conductive pattern. The display device disconnects the organic layer by including the overhang layer pattern serving as a tip, and the display device includes a second electrode contacting sidewalls of the conductive pattern to be connected over an entirety of a panel.

公开(公告)号：US20240096281A1

公开(公告)日：2024-03-21

申请号：US18321900

申请日：2023-05-23

Applicant: Samsung Display Co., Ltd.

Inventor： DANWON LIM ,  HYUNJOON KIM ,  BON-YONG KOO

IPC: G09G3/3233 ,  H10K59/131

CPC classification number: G09G3/3233 ,  H10K59/131 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/08

Abstract: A display device includes a display panel including a first pixel, a second pixel, and a connection line connecting the first pixel and the second pixel. Each of the first pixel and the second pixel includes a light emitting element, a first transistor including a first electrode, a second electrode electrically connected to the light emitting element, and a gate electrode, a second transistor connected between a first driving voltage line and a connection node and including a gate electrode connected to an emission line, a third transistor connected between a second driving voltage line and the connection node and including a gate electrode connected to the emission line, and a capacitor connected between the gate electrode of the first transistor and the connection node. The connection node of the first pixel is electrically connected to the connection node of the second pixel through the connection line.