公开(公告)号：US20230074067A1

公开(公告)日：2023-03-09

申请号：US17743147

申请日：2022-05-12

Applicant: LG Display Co., Ltd.

Inventor： Ri Yu ,  SangHyun Lim ,  Myoungjae Kang ,  Bonghwan Kim

IPC: G09G3/3258 ,  G09G3/3291

Abstract: Embodiments of the present disclosure relate to a display device, comprising: a display panel in which a plurality of driving voltage feedback lines branched from a driving voltage line for supplying a driving voltage to a plurality of subpixels are disposed; a driving circuit for supplying a data voltage to the plurality of subpixels and determining a deviation of a feedback driving voltage detected through the plurality of driving voltage feedback lines; and a timing controller for compensating for image data depending on positions at which the plurality of driving voltage feedback lines are branched in the display panel based on the deviation of the feedback driving voltage, and supplying a compensated image data to the driving circuit.

公开(公告)号：US11980051B2

公开(公告)日：2024-05-07

申请号：US18138530

申请日：2023-04-24

Applicant: LG Display Co., Ltd.

Inventor： SangHyun Lim ,  MinJi Kang ,  SeHwan Na

IPC: H10K50/844 ,  H04N23/54 ,  H10K59/00 ,  H10K59/122 ,  H10K77/10

CPC classification number: H10K50/844 ,  H04N23/54 ,  H10K59/00 ,  H10K59/122 ,  H10K77/10

Abstract: A display device can include an organic light emitting device in a display area on a substrate, a thin film transistor being connected with the organic light emitting device, a protecting portion surrounding at least a portion of a camera area on the substrate, a dam structure disposed between the thin film transistor and the protecting portion, an encapsulation layer, and a hole in the camera area. The encapsulation layer can include a first encapsulation layer, a second encapsulation layer on the first encapsulation layer, and a third encapsulation layer on the second encapsulation layer. The hole can be provided inside the display area, and the first encapsulation layer and the third encapsulation layer are disposed on a side surface and an upper surface of the dam structure.

公开(公告)号：US11475847B2

公开(公告)日：2022-10-18

申请号：US17528004

申请日：2021-11-16

Applicant: LG Display Co., Ltd.

Inventor： Junggyu Lee ,  Kyoung-June Jung ,  SangHyun Lim

IPC: G09G3/3266 ,  G09G3/3233 ,  G09G3/3291

Abstract: A display apparatus can include an Nth scan driving stage among a plurality of scan driving stages, which outputs an Nth scan signal to an Nth pixel and an N+1th pixel among the plurality of pixels. Further, an N+1th scan driving stage among the plurality of scan driving stages is configured to output an N+1th scan signal to the N+1th pixel among the plurality of pixels, and a Kth reset driving stage among the plurality of reset driving stages is configured to output a Kth reset signal to the Nth pixel and the N+1th pixel. An anode electrode of a light emitting diode in each of the Nth pixel and the N+1th pixel is initialized in accordance with the Kth reset signal.

公开(公告)号：US20230269963A1

公开(公告)日：2023-08-24

申请号：US18138530

申请日：2023-04-24

Applicant: LG Display Co., Ltd.

Inventor： SangHyun Lim ,  MinJi Kang ,  SeHwan Na

IPC: H10K50/844 ,  H04N23/54 ,  H10K59/00 ,  H10K59/122 ,  H10K77/10

CPC classification number: H10K50/844 ,  H04N23/54 ,  H10K59/00 ,  H10K59/122 ,  H10K77/10

Abstract: A display device can include an organic light emitting device in a display area on a substrate, a thin film transistor being connected with the organic light emitting device, a protecting portion surrounding at least a portion of a camera area on the substrate, a dam structure disposed between the thin film transistor and the protecting portion, an encapsulation layer, and a hole in the camera area. The encapsulation layer can include a first encapsulation layer, a second encapsulation layer on the first encapsulation layer, and a third encapsulation layer on the second encapsulation layer. The hole can be provided inside the display area, and the first encapsulation layer and the third encapsulation layer are disposed on a side surface and an upper surface of the dam structure.

公开(公告)号：US20220223822A1

公开(公告)日：2022-07-14

申请号：US17710426

申请日：2022-03-31

Applicant: LG Display Co., Ltd.

Inventor： SangHyun Lim ,  MinJi Kang ,  SeHwan Na

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H04N5/225

Abstract: A display device includes an organic light emitting device in a display area on a substrate; a thin film transistor being connected with the organic light emitting device, the thin film transistor including a gate electrode, a source electrode and a drain electrode; a protecting portion surrounding at least a portion of a camera area on the substrate, the protecting portion formed of a same material as a material of the source electrode or the drain electrode; and a hole in the camera area, the hole provided inside the display area.

公开(公告)号：US11847971B2

公开(公告)日：2023-12-19

申请号：US17743147

申请日：2022-05-12

Applicant: LG Display Co., Ltd.

Inventor： Ri Yu ,  SangHyun Lim ,  Myoungjae Kang ,  Bonghwan Kim

IPC: G09G3/3258 ,  G09G3/3291

CPC classification number: G09G3/3258 ,  G09G3/3291 ,  G09G2310/027 ,  G09G2310/0291 ,  G09G2310/08

Abstract: Embodiments of the present disclosure relate to a display device, comprising: a display panel in which a plurality of driving voltage feedback lines branched from a driving voltage line for supplying a driving voltage to a plurality of subpixels are disposed; a driving circuit for supplying a data voltage to the plurality of subpixels and determining a deviation of a feedback driving voltage detected through the plurality of driving voltage feedback lines; and a timing controller for compensating for image data depending on positions at which the plurality of driving voltage feedback lines are branched in the display panel based on the deviation of the feedback driving voltage, and supplying a compensated image data to the driving circuit.

公开(公告)号：US11329255B2

公开(公告)日：2022-05-10

申请号：US16716817

申请日：2019-12-17

Applicant: LG Display Co., Ltd.

Inventor： SangHyun Lim ,  MinJi Kang ,  SeHwan Na

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H04N5/225

Abstract: A display device is disclosed, wherein the display device comprises a hole area on a substrate, a buffer area configured to surround the hole area, and a display area configured to surround the buffer area, wherein the display area includes a thin film transistor including a gate electrode, a source electrode, and a drain electrode on the substrate, the buffer area is provided with a damage preventing portion configured to control damages generated in a process of forming the hole area from extending to the display area, and the damage preventing portion is formed of a same material as a material of the source and drain electrodes.

公开(公告)号：US10748978B2

公开(公告)日：2020-08-18

申请号：US16211073

申请日：2018-12-05

Applicant: LG Display Co., Ltd.

Inventor： SangHyun Lim

IPC: G09G3/3291 ,  G09G3/3266 ,  G09G3/3225 ,  H01L27/32

Abstract: The display device according to the present disclosure includes a substrate which includes a display area having an irregularly shaped side and a non-display area which includes a notch area defined by a shape of the irregularly shaped side of the display area and is disposed to enclose the display area. A connecting metal line which electrically connects a plurality of gate lines disposed to be divided due to formation of the irregularly shaped side is formed so that a scan load amount due to a length difference of the plurality of gate lines may be compensated.

公开(公告)号：US11672142B2

公开(公告)日：2023-06-06

申请号：US17710426

申请日：2022-03-31

Applicant: LG Display Co., Ltd.

Inventor： SangHyun Lim ,  MinJi Kang ,  SeHwan Na

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H10K50/844 ,  H04N23/54 ,  H04N5/225

CPC classification number: H01L51/5253 ,  H01L27/3225 ,  H01L27/3246 ,  H01L51/0096 ,  H04N23/54

Abstract: A display device includes an organic light emitting device in a display area on a substrate; a thin film transistor being connected with the organic light emitting device, the thin film transistor including a gate electrode, a source electrode and a drain electrode; a protecting portion surrounding at least a portion of a camera area on the substrate, the protecting portion formed of a same material as a material of the source electrode or the drain electrode; and a hole in the camera area, the hole provided inside the display area.

公开(公告)号：US11049456B2

公开(公告)日：2021-06-29

申请号：US16726896

申请日：2019-12-25

Applicant: LG Display Co., Ltd.

Inventor： SangHyun Lim ,  Kiyoung Sung ,  SeHwan Na

IPC: G06F3/041 ,  G09G3/3266 ,  H01L27/32 ,  H01L51/52 ,  G09G3/3258 ,  H01L51/00

Abstract: A light emitting display apparatus comprises a light emitting display panel including a display area displaying an image and a non-display area surrounding the display area; a first non-display area of the non-display area including a pad area provided with pads electrically connected with a circuit board, a boundary area adjacent to the display area, and a bending area provided between the pad area and the boundary area, a power line pad and a first sensing line pad provided in the pad area; wherein the power line pad supplies a power source to the pixels and is connected with a power line provided in the pad area, the bending area and the boundary area, and wherein the first sensing line pad is connected with a first sensing line provided in the pad area, the bending area and the boundary area, and the first sensing line is connected with the power line in the boundary area.