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. 29, 2019
Samsung Display Co., Ltd., Yongin-si, KR;
Il Ho Lee, Hwaseong-si, KR;
Sanghyuk Kwon, Seoul, KR;
Yeongbin Kim, Ulsan, KR;
Chansik Noh, Yesan-gun, KR;
Eunchul Shin, Cheonan-si, KR;
Sangmin Choi, Hwaseong-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
A testing device for testing a display module may include touch test pads electrically connected to touch pads of a display module, a first power test pad and a second power test pad electrically connected to a first power pad and a second power pad of the display module, a voltage generator providing a first test power voltage and a second power test voltage to the first power test pad and second power test pad, and a capacitance measurement circuit measuring capacitance between the first power test pad and second power test pad.