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. 22, 2021
Filed:
Jan. 05, 2018
Lumens Co., Ltd., Yongin-si, KR;
Tae Kyung Yoo, Yongin-si, KR;
Seong Bok Yoon, Yongin-si, KR;
LUMENS CO., LTD., Yongin-si, KR;
Abstract
An LED display apparatus according to one exemplary embodiment is disclosed. The LED display apparatus may include: a first LED substrate in which a plurality of LED elements capable of emitting a first-wavelength light are arranged in rows and columns; a second LED substrate in which a plurality of LED elements capable of emitting a second-wavelength light are arranged, the second LED substrate being provided on the first LED substrate and having a first light transmitting portion formed by punching a partial region of the second LED substrate; and a third LED substrate which is provided on the second LED substrate and in which a plurality of LED elements capable of emitting a third-wavelength light are arranged, the third LED substrate being provided on the second LED substrate and having a second light transmitting portion formed by punching a partial region of the third LED substrate.