The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 15, 2020
Filed:
Feb. 26, 2019
Samsung Electronics Co., Ltd., Suwon-si, KR;
Ji Heon Ok, Wonju-si, KR;
Yong Hoon Yu, Suwon-si, KR;
Joo Hyuk Yum, Yongin-si, KR;
Jae Youl Lee, Hwaseong-si, KR;
Byoung Yoon Jang, Gimhae-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A degradation compensation device and an organic light emitting display device including the same are provided. The degradation compensation device includes a degradation rate acquisition unit acquiring estimated degradation rates, estimated with respect to a plurality of respective pixels, based on panel usage information, a digital compensation unit performing digital compensation to lower a digital gradation of each pixel, based on a luminance of a pixel having a maximum degradation rate, among the estimated degradation rates, and an analog compensation unit performing analog compensation to increase luminance of the plurality of pixels by changing an analog voltage supplied to a panel, after performing the digital compensation.