-
公开(公告)号:US20240177679A1
公开(公告)日:2024-05-30
申请号:US18470201
申请日:2023-09-19
Applicant: LG Display Co., Ltd.
Inventor: Jaesung PARK , SeongHwan HONG
IPC: G09G3/3266 , G09G3/3291 , G09G3/36
CPC classification number: G09G3/3266 , G09G3/3291 , G09G3/3677 , G09G3/3688 , G09G2310/08 , G09G2330/021 , G09G2330/12
Abstract: Embodiments of the disclosure relate to a display device and a display driving method. Specifically, there may be provided a display device comprising a display panel having a plurality of subpixels, a gate driving circuit supplying a plurality of scan signals to the display panel through a plurality of gate lines, a data driving circuit supplying a plurality of data voltages to the display panel through a plurality of data lines, a power management circuit supplying a plurality of driving voltages to the gate driving circuit and the data driving circuit, and a timing controller controlling the power management circuit to change a level of a gate voltage applied to the gate driving circuit according to an output state of the gate driving circuit.
-
公开(公告)号:US20240185799A1
公开(公告)日:2024-06-06
申请号:US18508340
申请日:2023-11-14
Applicant: LG Display Co., Ltd.
Inventor: Jaesung PARK , Kwangsoo KIM
IPC: G09G3/3266
CPC classification number: G09G3/3266 , G09G2300/0408 , G09G2310/0291
Abstract: Disclosed herein are a gate driving circuit having a small-area structure and a display device, and more specifically, each of a plurality of stage circuits included in the gate driving circuit includes a sensing part, a logic part, and a buffer group, first to fourth scan clock signals and a first carry clock signal are electrically connected to a first stage circuit, and fifth to eighth scan clock signals and a second carry clock signal are electrically connected to a second stage circuit.
-
公开(公告)号:US20230215380A1
公开(公告)日:2023-07-06
申请号:US18066759
申请日:2022-12-15
Applicant: LG Display Co., Ltd.
Inventor: KwangSoo KIM , YongHo KIM , Jaesung PARK
IPC: G09G3/3266 , G09G3/32
CPC classification number: G09G3/3266 , G09G3/32 , G09G2310/061 , G09G2310/0267 , G09G2310/0291
Abstract: According to embodiments of the disclosure, a gate driving circuit and a display device may include four buffer groups for driving 4k scan lines, two common logic units for controlling the four buffer groups, and a common sensing circuit controlling to output a sensing driving scan signal to at least one scan line among the 4k scan lines. Thus, it is possible to allow the gate driving circuit to have a low-area structure and to reduce the bezel area of the display device.
-
公开(公告)号:US20240290264A1
公开(公告)日:2024-08-29
申请号:US18433794
申请日:2024-02-06
Applicant: LG DISPLAY CO., LTD.
Inventor: Jaesung PARK , SooHong CHOI
IPC: G09G3/3233 , H10K50/88 , H10K59/122 , H10K59/131 , H10K59/80
CPC classification number: G09G3/3233 , H10K50/88 , H10K59/131 , H10K59/80521 , G09G2300/0426 , G09G2310/062 , G09G2310/08 , G09G2330/04 , H10K59/122
Abstract: The present disclosure relates to a display panel and a display device that have a pad structure including a defect detection pad and configured to be suitable for a structure in which a gate driving panel circuit is disposed. The display panel and the display device provide advantages of detecting in advance a possibility that a defect accident may occur in the display panel and preventing such a defect accident in the display panel.
-
-
-