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:
Jun. 11, 2019
Filed:
Apr. 27, 2015
Samsung Display Co., Ltd, Yongin, Gyeonggi-Do, KR;
Korea University Research and Business Foundation, Seoul, KR;
Jung-Jin Yang, Seoul, KR;
Won-Jun Song, Hwaseong-si, KR;
Mun-Chae Yoon, Seoul, KR;
Gyu-Tae Kim, Seoul, KR;
Tae-Woong Yoon, Seoul, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Korea University Research and Business Foundation, Seoul, KR;
Abstract
A method of inspecting the quality of an organic light-emitting diode (OLED) and an inspecting system for performing the method are disclosed. In one aspect, the method includes applying an input voltage to the OLED, measuring an OLED voltage across the OLED and an OLED current flowing through the OLED, estimating a parameter of the OLED based at least in part on the OLED voltage and the OLED current, and extracting a physical characteristic of the OLED based at least in part on the parameter.