公开(公告)号：US20200152128A1

公开(公告)日：2020-05-14

申请号：US16681271

申请日：2019-11-12

Applicant: LG Display Co., Ltd.

Inventor： Youngho KIM ,  Sungjo KOO ,  Yangseok JEONG

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3291

Abstract: A display device and a method of driving the same are provided. The display device according to an embodiment of the disclosure includes: a display panel including a plurality of pixel lines in an area A, an area B, and an area C; a panel driver configured to: supply input image data to pixel lines in the area A during a first period; supply black image data to pixel lines in the area B during a second period following the first period; and supply input image data to pixel lines in the area C during a third period following the second period; and a timing controller configured to adjust a first input image data to be supplied to a last pixel line in the area A to a first adjusted data based on a first compensation table.

公开(公告)号：US20240260313A1

公开(公告)日：2024-08-01

申请号：US18521893

申请日：2023-11-28

Applicant: LG Display Co., Ltd.

Inventor： Euijun KIM ,  Youngho KIM

IPC: H10K59/121 ,  H10K59/122 ,  H10K59/126 ,  H10K59/80

CPC classification number: H10K59/121 ,  H10K59/122 ,  H10K59/126 ,  H10K59/879

Abstract: An ultra-high resolution light emitting display which prevents light leakage and lateral leakage current is discussed. The light emitting display includes a plurality of pixels disposed on a substrate, and a first area and a second area both disposed in each of the pixels. The pixels include a first pixel and a second pixel, and the first area of the first pixel is disposed adjacent to the second area of the second pixel.

公开(公告)号：US20210202631A1

公开(公告)日：2021-07-01

申请号：US17129110

申请日：2020-12-21

Applicant: LG Display Co., Ltd.

Inventor： Yongsun JO ,  Deuksoo JUNG ,  Woojung BYUN ,  Juhyuk KIM ,  Youngho KIM ,  Gunwoo LEE ,  Hangyu JUNG

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device having a bankless structure may comprises: a substrate on which pixels including an emission area and a non-emission area are disposed; a first conductive layer disposed on the substrate, and including a lower electrode of a storage capacitor; an active layer formed on the first conductive layer; a second conductive layer formed on the active layer, and including electrodes of at least one transistor, and an upper electrode of the storage capacitor which is formed in a single pattern with at least one of the electrodes of the at least one transistor; an overcoat layer covering the second conductive layer; and a light-emitting element may be disposed on the overcoat layer, and connected to the upper electrode of the storage capacitor through a via hole, wherein the via hole does not overlap the at least one transistor, when viewed from above.

公开(公告)号：US20210091159A1

公开(公告)日：2021-03-25

申请号：US16990753

申请日：2020-08-11

Applicant: LG Display Co., Ltd.

Inventor： SiKyu LEE ,  Youngho KIM ,  UngGi LEE

IPC: H01L27/32

Abstract: A display device includes a substrate in which a plurality of sub-pixels are defined, each of the plurality of sub-pixels including an emission area and a circuit area; a driving transistor disposed in the circuit area and including a first gate electrode and a first source electrode disposed on the same layer; a storage capacitor disposed in the circuit area and including a first capacitor electrode electrically connected to the first gate electrode and disposed below the first gate electrode; an insulating layer planarizing upper portions of the driving transistor and the storage capacitor; and a light emitting element disposed on the insulating layer.

公开(公告)号：US20240221596A1

公开(公告)日：2024-07-04

申请号：US18499729

申请日：2023-11-01

Applicant: LG Display Co., Ltd.

Inventor： Youngho KIM

IPC: G09G3/20 ,  G09G3/3233

CPC classification number: G09G3/2096 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/08 ,  G09G2320/0233 ,  G09G2320/045

Abstract: The embodiments relate to display devices and driving methods thereof. A display device includes a display panel including sub-pixels arranged thereon, a gate driver configured to applying a scan signal to the sub-pixels, and a controller configured to sense a characteristic value of the sub-pixels, wherein the controller outputs a first clock and a second clock based on a count value increasing sequentially from an initial value during a sensing period for sensing selected sub-pixels, the gate driver generates a gate clock signal in synchronization with the first clock and the second clock and the scan signal based on the gate clock signal.

公开(公告)号：US20230165060A1

公开(公告)日：2023-05-25

申请号：US18100644

申请日：2023-01-24

Applicant: LG DISPLAY CO., LTD.

Inventor： SiKyu LEE ,  Youngho KIM ,  UngGi LEE

IPC: H10K59/121 ,  H10K59/38 ,  H10K59/88 ,  H10K59/124 ,  H10K59/126 ,  H10K59/131

CPC classification number: H10K59/1216 ,  H10K59/38 ,  H10K59/88 ,  H10K59/124 ,  H10K59/126 ,  H10K59/131

Abstract: A display device includes a substrate in which a plurality of sub-pixels are defined, each of the plurality of sub-pixels including an emission area and a circuit area; a driving transistor disposed in the circuit area and including a first gate electrode and a first source electrode disposed on the same layer; a storage capacitor disposed in the circuit area and including a first capacitor electrode electrically connected to the first gate electrode and disposed below the first gate electrode; an insulating layer planarizing upper portions of the driving transistor and the storage capacitor; and a light emitting element disposed on the insulating layer.

公开(公告)号：US20210098557A1

公开(公告)日：2021-04-01

申请号：US17035249

申请日：2020-09-28

Applicant: LG Display Co., Ltd.

Inventor： UngGi LEE ,  Youngho KIM

IPC: H01L27/32

Abstract: A display device can include a substrate on which reference lines extending in a first direction are disposed; first sub pixels which include a first circuit area disposed at one side of the reference lines and a first emission area disposed at another side of the reference lines; second sub pixels which include a second emission area disposed at one side of the reference lines and a second circuit area disposed at another side of the reference lines; first data lines which extend in the first direction and are disposed to be spaced apart from the reference lines; and second data lines which extend in the first direction and are disposed to be spaced apart from the reference lines. Accordingly, the reference line and the data line are disposed at both sides of the circuit area so that the reference line and the data line do not overlap and the ripple phenomenon and the dim phenomenon can be improved.

公开(公告)号：US20210202643A1

公开(公告)日：2021-07-01

申请号：US17138136

申请日：2020-12-30

Applicant: LG Display Co., Ltd.

Inventor： SiKyu LEE ,  Youngho KIM ,  JaeHyun KIM

IPC: H01L27/32

Abstract: A display device includes a substrate in which a plurality of sub pixels including an emission area and a circuit area is defined. The display device further includes a storage capacitor disposed in the circuit area and including a first capacitor electrode and a second capacitor electrode on the first capacitor electrode. The display device further includes a driving transistor disposed in the circuit area. The display device further includes a light emitting diode disposed in each of the plurality of sub pixels. The plurality of sub pixels includes a red sub pixel, a green sub pixel, a blue sub pixel, and a white sub pixel. And a distance between the first capacitor electrode and the second capacitor electrode in the white sub pixel is smaller than a distance between the first capacitor electrode and the second capacitor electrode in the red sub pixel, the green sub pixel, and the blue sub pixel.

公开(公告)号：US20170162632A1

公开(公告)日：2017-06-08

申请号：US15368275

申请日：2016-12-02

Applicant: LG Display Co., Ltd.

Inventor： Youngho KIM ,  SeungBeum LEE ,  InCheol PARK ,  EunMi JO

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3213 ,  H01L27/322 ,  H01L51/5281 ,  H01L51/5284

Abstract: An organic light emitting diode display device can include a display panel including a plurality of pixels, at least one pixel among the plurality of pixels including first to fourth sub-pixels defined at intersection regions between gate lines and data lines; and first to third color filter layers corresponding to the first sub-pixel, the third sub-pixel and the fourth sub-pixel, respectively; the second sub-pixel includes: an emission area, and first and second color filter patterns disposed in the second sub-pixel configured to absorb light incident from an outside of the organic light emitting diode display device, the first color filter pattern and a second color filter pattern are different colors; and the first color filter pattern or the second color filter pattern has a first gap between an edge of the first or second color filter pattern and an edge of the emission area.