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.