公开(公告)号：US11869447B2

公开(公告)日：2024-01-09

申请号：US17562414

申请日：2021-12-27

Applicant: LG Display Co., Ltd.

Inventor： Jae Ik Yoo ,  Jae Yoon Bae ,  Seok Hyun Hong

IPC: G09G3/3291 ,  G09G3/00 ,  G09G3/3258

CPC classification number: G09G3/3291 ,  G09G3/006 ,  G09G3/3258 ,  G09G2330/12

Abstract: A light emitting display device includes a display panel configured to display an image, and a data driver including a panel driving circuit and a panel sensing circuit, the panel driving circuit configured to drive the display panel, and the panel sensing circuit configured to sense the display panel. The data driver pre-charges a reference line of the display panel based on a voltage output from at least one of data voltage output circuits included in the panel driving circuit.

公开(公告)号：US20220208129A1

公开(公告)日：2022-06-30

申请号：US17562414

申请日：2021-12-27

Applicant: LG Display Co., Ltd.

Inventor： Jae Ik Yoo ,  Jae Yoon Bae ,  Seok Hyun Hong

IPC: G09G3/3291 ,  G09G3/3258 ,  G09G3/00

Abstract: Light emitting display device and driving method thereof. A light emitting display device includes a display panel configured to display an image, and a data driver including a panel driving circuit and a panel sensing circuit, the panel driving circuit configured to drive the display panel, and the panel sensing circuit configured to sense the display panel. The data driver pre-charges a reference line of the display panel based on a voltage output from at least one of data voltage output circuits included in the panel driving circuit.