公开(公告)号：US11176889B2

公开(公告)日：2021-11-16

申请号：US16927729

申请日：2020-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： Wontae Kim ,  Bong-Hyun You ,  Sun-Koo Kang ,  Joon Chul Goh ,  Soon-Dong Kim ,  Jin-Wook Yang ,  Ki Hong Song

IPC: G09G3/3258 ,  G09G3/3275

Abstract: A display apparatus includes a display panel, a data driver, and a power voltage generator. The display panel includes a plurality of pixels and configured to display an image. The data driver is configured to apply a data voltage to the display panel. The power voltage generator is configured to provide a power voltage and an initialization voltage to the display panel. The power voltage generator is configured to receive a feedback initialization voltage from the display panel and configured to compensate the initialization voltage based on the feedback initialization voltage.

公开(公告)号：US11386844B2

公开(公告)日：2022-07-12

申请号：US16943197

申请日：2020-07-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jae Hyeon Jeon ,  Joon Chul Goh ,  Jin Wook Yang ,  Ki Hong Song

IPC: G09G3/3258 ,  G09G3/3266

Abstract: A display device includes: a plurality of pixels, where each of the pixels includes a light emitting device and a pixel circuit coupled to the light emitting device; a scan driver which supplies a scan signal to the pixel circuit; a data driver which supplies a data signal to the pixel circuit; a power supply which supplies a voltage to the pixel circuit; a timing controller which controls the scan driver; a first signal generator which provides a first clock signal to the timing controller; and a second signal generator which provides a second clock signal to the timing controller.