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:
Mar. 03, 2020
Filed:
Feb. 24, 2017
Sharp Kabushiki Kaisha, Sakai, Osaka, JP;
Hikaru Kuki, Sakai, JP;
Asahi Yamato, Sakai, JP;
SHARP KABUSHIKI KAISHA, Sakai, JP;
Abstract
The disclosure has an object to achieve an organic EL display device capable of effectively inhibiting image sticking caused by deterioration of the organic EL element from occurring. An organic EL display device includes a total time deterioration amount DB holding a total time deterioration amount for each pixel, a total time deterioration amount update unit obtaining an incremental deterioration amount of the organic EL element taking into account a gray scale value, a set value in a brightness setting, and a temperature for each unit of time to add the incremental deterioration amount to the total time deterioration amount held in the total time deterioration amount DB, and an image deterioration correction unit correcting the gray scale value based on the total time deterioration amount held in the total time deterioration amount DB.