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:
Aug. 09, 2022
Filed:
Oct. 09, 2020
Mitsubishi Electric Corporation, Tokyo, JP;
Shuzo Yamaguchi, Kumamoto, JP;
Trivale Technologies, Santa Clara, CA (US);
Abstract
A display apparatus includes: an inspection TFT of which a drive output of a gate driver circuit is connected to a gate electrode and a drive output of a source driver circuit is connected to a source electrode; and an abnormality detection circuit unit that receives an output from a drain electrode of the inspection TFT to detect an abnormality of the gate driver circuit or the source driver circuit, and, in a period in which the drive output of the gate driver circuit is high, the abnormality detection circuit unit determines as abnormal when an output voltage from the drain electrode of the inspection TFT is out of a predetermined voltage range.