公开(公告)号：US20150187303A1

公开(公告)日：2015-07-02

申请号：US14450130

申请日：2014-08-01

Applicant: Samsung Display Co., Ltd.

Inventor： Jae-Seok CHOI ,  HOISIK MOON ,  Gwangho NAM ,  Chang-Soo LEE ,  Min-Yup CHAE ,  Hak-Mo CHOI

IPC: G09G3/36

CPC classification number: G09G3/20 ,  G09G2320/0276 ,  G09G2320/0285 ,  G09G2320/0673 ,  G09G2320/0693

Abstract: A display apparatus is provided. The display apparatus includes a display panel including a plurality of display blocks; a driving circuit configured to control an image to be displayed on the display panel; and a timing controller configured to control the driving circuit in response to an image signal and a control signal and to provide a data signal to the driving circuit, wherein the timing controller comprises a memory storing gamma correction values corresponding to gray scales of the image signal, and wherein the timing controller outputs the data signal, and the data signal is obtained by correcting the image signal using the gamma correction values.

Abstract translation: 提供一种显示装置。 显示装置包括：显示面板，包括多个显示块; 驱动电路，被配置为控制要在所述显示面板上显示的图像; 以及定时控制器，其被配置为响应于图像信号和控制信号来控制所述驱动电路，并且向所述驱动电路提供数据信号，其中所述定时控制器包括存储与所述图像信号的灰度级对应的伽马校正值的存储器 并且其中定时控制器输出数据信号，并且通过使用伽马校正值校正图像信号来获得数据信号。

公开(公告)号：US20210035275A1

公开(公告)日：2021-02-04

申请号：US16894660

申请日：2020-06-05

Applicant: Samsung Display Co., Ltd.

Inventor： Seyun KIM ,  HOISIK MOON ,  Mingyu KIM ,  Sangcheol PARK ,  Jae-Seok CHOI

IPC: G06T7/00

Abstract: Provided is a spot detection device including an imager configured to capture a display panel displaying a first image of a first grayscale and a second image of a second grayscale different from the first grayscale and generate image data, and a spot detector configured to receive the image data from the imager in order to detect a spot. The image data includes first image data obtained by capturing the first image, second image data obtained by capturing the second image, and a plurality of third image data obtained by capturing portions of the first image.