公开(公告)号：US20230360605A1

公开(公告)日：2023-11-09

申请号：US18174521

申请日：2023-02-24

Applicant: Samsung Display Co., LTD.

Inventor： SUNHO KIM ,  YOOMIN KO ,  Hyewon Kim ,  JUCHAN PARK ,  PILSUK LEE ,  CHUNG SOCK CHOI ,  SUNGJIN HONG

IPC: G09G3/3241 ,  H03K17/687 ,  G09G3/3266

CPC classification number: G09G3/3241 ,  G09G3/3266 ,  H03K17/6872

Abstract: A gate driver includes: a signal generator configured to generate a gate signal, and output the gate signal to a first output terminal; and an inverted signal generator configured to generate an inverted gate signal based on the gate signal, and output the inverted gate signal to a second output terminal, wherein the inverted signal generator includes: a first transistor connected between a first node connected to the second output terminal and a first driving power supply terminal, and including a PMOS transistor; and a second transistor connected between the first node and a second driving power supply terminal, and including an NMOS transistor, and wherein a second node connected to the first output terminal is connected to a gate electrode of each of the first and second transistors.

公开(公告)号：US20250143123A1

公开(公告)日：2025-05-01

申请号：US18922949

申请日：2024-10-22

Applicant: Samsung Display Co., Ltd.

Inventor： YOOMIN KO ,  SUNHO KIM ,  JUCHAN PARK ,  Hyewon KIM ,  Yerim SON ,  PILSUK LEE ,  CHUNG SOCK CHOI ,  SUNGJIN HONG

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

Abstract: A display panel including a driving device layer including a pixel driver, a light emitting device disposed on the driving device layer and including a first electrode, an intermediate layer disposed on the first electrode, and a second electrode disposed on the intermediate layer, a pixel defining film disposed on the driving device layer and defining an opening through which at least a portion of the first electrode may be exposed, and a connection electrode disposed on the pixel defining film and electrically connected to the pixel driver and the second electrode, wherein the intermediate layer includes a functional layer having a first area and a light emitting layer having a second area that may be smaller than the first area.

公开(公告)号：US20240237442A9

公开(公告)日：2024-07-11

申请号：US18490900

申请日：2023-10-20

Applicant: Samsung Display Co., Ltd.

Inventor： SUNGJIN HONG ,  Hyewon KIM ,  YOOMIN KO ,  SUNHO KIM ,  JUCHAN PARK ,  PILSUK LEE ,  CHUNG SOCK CHOI

IPC: H10K59/131 ,  H10K59/121

CPC classification number: H10K59/131 ,  H10K59/1213

Abstract: A display panel includes first, second, and third emitting parts arranged along a first direction, first, second, and third transistors spaced apart from the first, second, and third emitting parts, and arranged along the first direction, and first, second, and third connection wirings each extending along the first direction and connecting the first, second, and third emitting parts to the first, second, and third transistors. The first, second, and third connection wirings include first, second, and third emission connection parts each connected to a corresponding emitting part, and first, second, and third driver connection parts each connected to a corresponding transistor. An arrangement order of the first, second, and third emission connection parts arranged in the first direction and an arrangement order of the first, second, and third driver connection parts arranged in the first direction are same as each other.

公开(公告)号：US20240237419A9

公开(公告)日：2024-07-11

申请号：US18489979

申请日：2023-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： SUNGJIN HONG ,  YOOMIN KO ,  SUNHO KIM ,  Hyewon KIM ,  JUCHAN PARK ,  PILSUK LEE ,  CHUNG SOCK CHOI

IPC: H10K59/122 ,  H10K50/822 ,  H10K50/844 ,  H10K59/131

CPC classification number: H10K59/122 ,  H10K50/822 ,  H10K50/844 ,  H10K59/131

Abstract: A display device includes a display panel including a first region, a second region, and a third region. The display panel includes a plurality of light emitting devices disposed in the first electrode, and each including a first electrode, an intermediate layer disposed on the first electrode, and a second electrode disposed on the intermediate layer, a separator including a pixel boundary portion disposed in the first region, a peripheral partition portion disposed in the second region, and a peripheral boundary portion disposed in the first region and the third region, and a plurality conductive pattern layers disposed in the second region. A plurality of second electrodes of the plurality of light emitting devices are electrically separated by the pixel boundary portion, and the plurality of conductive pattern layers are electrically separated by the peripheral partition portion.

公开(公告)号：US20240147780A1

公开(公告)日：2024-05-02

申请号：US18500220

申请日：2023-11-02

Applicant: Samsung Display Co., Ltd.

Inventor： SUNGJIN HONG ,  YOOMIN KO ,  SUNHO KIM ,  JUCHAN PARK ,  Hyewon KIM ,  PILSUK LEE ,  CHUNG SOCK CHOI

IPC: H10K59/123 ,  G09G3/3233 ,  H10K59/12 ,  H10K59/122 ,  H10K59/126 ,  H10K59/131 ,  H10K59/40

CPC classification number: H10K59/123 ,  G09G3/3233 ,  H10K59/1201 ,  H10K59/122 ,  H10K59/126 ,  H10K59/131 ,  H10K59/40 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861

Abstract: A display panel includes first and second pixels each including a light emitting device including a first electrode and a second electrode and a transistor electrically connected to the second electrode, a first insulating layer disposed on the transistor of each of the first and second pixels, a conductive pattern disposed on the first insulating layer and including a first pattern corresponding to the first pixel and a second pattern corresponding to the second pixel and spaced apart from the first pattern, and a separator disposed between the first pattern and the second pattern and contacting a portion of the first insulating layer, which is exposed and not covered by the first and second patterns, to separate the second electrode of the first pixel from the second electrode of the second pixel.

公开(公告)号：US20240138202A1

公开(公告)日：2024-04-25

申请号：US18491835

申请日：2023-10-22

Applicant: Samsung Display Co., Ltd.

Inventor： YOOMIN KO ,  JUCHAN PARK ,  SUNGJIN HONG ,  SUNHO KIM ,  Hyewon KIM ,  PILSUK LEE ,  CHUNG SOCK CHOI

IPC: H10K59/122 ,  H10K59/131

CPC classification number: H10K59/122 ,  H10K59/131

Abstract: Disclosed is a display panel including a first emitting part and a second emitting part spaced apart from each other. Each of the first and second emitting parts includes an separator and at least one emitting part. The separator includes a first isolation portion. The first isolation portion includes first portions spaced apart from each other and second portions, each of the second portions is bent from each of the first portions and is disposed between adjacent ones of the first portions.

公开(公告)号：US20240138201A1

公开(公告)日：2024-04-25

申请号：US18490814

申请日：2023-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： SUNHO KIM ,  JUCHAN PARK ,  YOOMIN KO ,  HYEWON KIM ,  PILSUK LEE ,  CHUNG SOCK CHOI ,  SUNGJIN HONG

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/131 ,  H10K71/20

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/131 ,  H10K71/233 ,  H10K59/8792

Abstract: A display panel includes a transistor, a first insulation layer disposed on the transistor, a pixel definition layer disposed on the first insulation layer and having a light emitting opening and an opening pattern surrounding the light emitting opening, a light emitting element disposed on the first insulation layer and including a first electrode at least a portion of which is exposed by the light emitting opening and a second electrode which is electrically connected to the transistor, and a connection line disposed on the transistor and electrically connecting the transistor and the second electrode. A groove overlapping the opening pattern is defined in the first insulation layer, and a portion of the pixel definition layer protrudes from an edge of the first insulation layer defining the groove toward an inside of the opening pattern.

公开(公告)号：US20240135869A1

公开(公告)日：2024-04-25

申请号：US18491912

申请日：2023-10-22

Applicant: Samsung Display Co., Ltd.

Inventor： JUCHAN PARK ,  YOOMIN KO ,  SUNHO KIM ,  Hyewon KIM ,  PILSUK LEE ,  CHUNG SOCK CHOI ,  SUNGJIN HONG

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0426 ,  G09G2320/0257 ,  G09G2320/043

Abstract: A display panel including a transistor, a light-emitting element including a first electrode, a light emitting layer disposed on the first electrode, and a second electrode disposed on the light emitting layer, the second electrode being electrically connected to the transistor, an insulating layer disposed between the transistor and the light-emitting element, and connection wiring.

公开(公告)号：US20220320192A1

公开(公告)日：2022-10-06

申请号：US17693453

申请日：2022-03-14

Applicant: Samsung Display Co., LTD.

Inventor： JUCHAN PARK ,  SUNHO KIM ,  JA EUN LEE ,  GUN HEE KIM ,  JIEUN KIM ,  SUN HEE LEE

IPC: H01L27/32 ,  G09G3/3233

Abstract: A display device includes a first display area and a second display area located on opposite sides of a display area. The display device includes first through third sub-pixels. The first through third sub-pixels are disposed in the first and second display areas. The first and second sub-pixels are arranged in a first column adjacent to a first boundary, and the third sub-pixels are arranged in a second column. The second and first sub-pixels are arranged in a third column adjacent to a second boundary, and the third sub-pixels are arranged in a fourth column. The third sub-pixels are arranged in a first column and a second column of the first sub-area. The first and second sub-pixels are arranged in a first column and a second column of the third sub-area. The first to third sub-pixels are not disposed in the second column of the first and third sub-areas.

公开(公告)号：US20250169302A1

公开(公告)日：2025-05-22

申请号：US18882063

申请日：2024-09-11

Applicant: Samsung Display Co., Ltd.

Inventor： SUNHO KIM ,  YOOMIN KO ,  JUCHAN PARK ,  Yerim SON ,  CHUNG SOCK CHOI

IPC: H10K59/131 ,  H10K59/12 ,  H10K59/122 ,  H10K59/80

Abstract: A display panel includes a driving element layer including a pixel driving part, a light emitting element disposed on the driving element layer and including a first electrode, an intermediate layer disposed on the first electrode, and a second electrode disposed on the intermediate layer. The display panel further includes a pixel definition layer disposed on the driving element layer and including a light emitting opening to expose at least a portion of the first electrode and a groove to surround the light emitting opening, and a connection electrode disposed on the pixel definition layer and electrically connected to the pixel driving part and the second electrode.