公开(公告)号：US11980062B2

公开(公告)日：2024-05-07

申请号：US17138717

申请日：2020-12-30

Applicant: LG Display Co., Ltd.

Inventor： YoungHo Jeon ,  JongHyun Park ,  DongHee Yoo

IPC: H10K59/122 ,  H01L25/065 ,  H10K50/844 ,  H10K59/131

CPC classification number: H10K59/122 ,  H01L25/0655 ,  H10K50/844 ,  H10K59/131

Abstract: A display apparatus includes a first substrate including a plurality of pixel areas provided in a display portion, a second substrate coupled to the first substrate, and a routing portion disposed on an outer surface of the first substrate and an outer surface of the second substrate. The first substrate includes a dam pattern disposed along an edge of the display portion, a light emitting device layer including a light emitting device disposed on the dam pattern and in the plurality of pixel areas, and a trench pattern portion disposed near the dam pattern. The light emitting device is isolated by the trench pattern portion.

公开(公告)号：US20230032631A1

公开(公告)日：2023-02-02

申请号：US17874148

申请日：2022-07-26

Applicant: LG Display Co., Ltd.

Inventor： YoungHo Jeon ,  Yuseok Jung ,  Yoonseob Jeong

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus is provided, which reduces a size of a non-display area while preventing encapsulation characteristics from being deteriorated. The display apparatus comprises a substrate including a display area having a plurality of pixels and a non-display area adjacent to the display area and having a dam spaced apart from the plurality of pixels, a flat portion provided below a pixel electrode of each of the plurality of pixels, and a bank covering an edge of the pixel electrode, wherein the bank includes a first bank disposed between the flat portion adjacent to the dam and the dam, and a thickness of the first bank is thinner than or equal to a thickness of the flat portion adjacent to the dam.

公开(公告)号：US12114536B2

公开(公告)日：2024-10-08

申请号：US17565145

申请日：2021-12-29

Applicant: LG Display Co., Ltd.

Inventor： YoungHo Jeon ,  Yuseok Jung ,  Saemleenuri Lee

IPC: H01L51/52 ,  G09F9/302 ,  H10K50/844 ,  H10K59/122 ,  H10K59/131

CPC classification number: H10K59/122 ,  G09F9/3026 ,  H10K50/844 ,  H10K59/131

Abstract: A light emitting display apparatus includes a substrate including a display area, a circuit layer disposed in the display area, a planarization layer disposed over the circuit layer, a dam disposed over the circuit layer along a periphery portion of the substrate, a device isolation portion disposed in the circuit layer and including a device isolation line surrounding the dam, and a light emitting device layer including a self-emitting device disposed over the planarization layer, the dam, and the device isolation portion, the device isolation line may comprise a protrusion tip protruding from the circuit layer to the dam, and the self-emitting device may be isolated by the protrusion tip of the device isolation line at the device isolation portion.

公开(公告)号：US12213336B2

公开(公告)日：2025-01-28

申请号：US17558971

申请日：2021-12-22

Applicant: LG Display Co., Ltd.

Inventor： YoungHo Jeon ,  Yuseok Jung ,  Yoonseob Jeong

IPC: H10K50/844 ,  H10K59/131 ,  H10K59/18 ,  H10K59/122 ,  H10K59/124

Abstract: A light emitting display apparatus includes a substrate configured to include a display area, a planarization layer disposed over the display area, a groove line disposed along a periphery portion of the substrate and configured to surround a lateral surface of the planarization layer, a dam configured to surround the groove line, a light emitting device layer configured to include a self-emitting device disposed over the planarization layer, the groove line, and the dam, and an encapsulation layer configured to include an organic encapsulation layer disposed over an encapsulation region surrounded by the dam, the organic encapsulation layer is configured to be filled in the groove line and is configured to surround a lateral surface of the light emitting device layer and the lateral surface of the planarization layer, and the self-emitting device is configured to be isolated at each of the groove line and the dam.

公开(公告)号：US11910682B2

公开(公告)日：2024-02-20

申请号：US17138708

申请日：2020-12-30

Applicant: LG Display Co., Ltd.

Inventor： YoungHo Jeon ,  JongHyun Park ,  DongHee Yoo

IPC: H10K59/18 ,  H10K50/11 ,  H10K50/12 ,  H10K50/17 ,  H10K101/40

CPC classification number: H10K59/18 ,  H10K50/11 ,  H10K50/12 ,  H10K50/17 ,  H10K2101/40

Abstract: A display apparatus includes a first substrate including a plurality of pixels provided in a display portion, a second substrate coupled to the first substrate, and a routing portion disposed on an outer surface of the first substrate and an outer surface of the second substrate. The second substrate includes a metal pattern layer connected to the routing portion and a rear insulation layer insulating the metal pattern layer and including an isolation pattern area.

公开(公告)号：US11322565B2

公开(公告)日：2022-05-03

申请号：US16720689

申请日：2019-12-19

Applicant: LG Display Co., Ltd.

Inventor： YoungHo Jeon ,  KyungChan Kim ,  Mingyu Kang

IPC: H01L27/32 ,  G09F9/30 ,  H01L51/52 ,  H01L51/56

Abstract: The present disclosure relates to a stretchable display device. According to an embodiment of the present disclosure, a stretchable display device includes a lower substrate having a plurality of first areas in which a plurality of sub-pixels is included, a plurality of second areas in which a plurality of connection lines is included, the connection lines electrically connecting adjacent ones of the first areas, and a plurality of third areas other than the first areas and the second areas. The stretchable display device further includes a plurality of additional sub-pixels in the respective third areas, and a plurality of piezoelectric patterns electrically connected to the respective additional sub-pixels. Adjacent ones of the first areas are spaced apart from one another. The stretchable display device may suppress deterioration of image quality when it is stretched.