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. 27, 2021
Filed:
Aug. 08, 2019
Korea University Research and Business Foundation, Sejong Campus, Sejong-si, KR;
Mun Pyo Hong, Seongnam-si, KR;
Sang II Kim, Seongnam-si, KR;
Ho Won Yoon, Seoul, KR;
Yun Seong Jang, Gunsan-si, KR;
Korea University Research and Business Foundation, Sejong Campus, Sejong-si, KR;
Abstract
A display device according to an embodiment of the present invention comprises: a first substrate to which external light is applied; a first and a second control electrode disposed on the first substrate, the second control electrode being spaced apart from the first control electrode; an insulating film disposed on the first and the second control electrode; a first and a second contact electrode formed on the insulation film, wherein the first contact electrode at least partially overlaps the first control electrode, and the second contact electrode is spaced apart from the first contact electrode and at least partially overlaps the second control electrode; a shuttering operation body moving between the first and the second contact electrode so as to transmit or block light; a second substrate opposite to the first substrate; and a quantum dot film disposed on the first or the second substrate and adjusting the wavelength of light passing through the shuttering operation body.