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:
Jul. 11, 2023
Filed:
Sep. 12, 2018
Lg Display Co., Ltd., Seoul, KR;
Uif (University Industry Foundation), Yonsei University, Seoul, KR;
Young-Joo Kim, Seoul, KR;
Hyo-Jun Kim, Seoul, KR;
Jeong Min Moon, Paju-si, KR;
Su Seok Choi, Paju-si, KR;
Sungpil Ryu, Paju-si, KR;
Jihwan Jung, Paju-si, KR;
Kiseok Chang, Paju-si, KR;
LG DISPLAY CO., LTD., Seoul, KR;
UIF (UNIVERSITY INDUSTRY FOUNDATION), YONSEI UNIVERSITY, Seoul, KR;
Abstract
An organic light emitting diode (OLED) display device includes a thin film transistor substrate including a first substrate, a thin film transistor disposed on the first substrate and a white organic light emitting diode (WOLED) electrically connected to the thin film transistor; a color filter substrate comprising a second substrate that faces the first substrate, and red, green and blue color filters disposed on the second substrate; a quantum dot pattern disposed on the WOLED of the thin film transistor substrate; and a refractive film disposed between the color filter substrate and the thin film transistor substrate provided with the quantum dot pattern.