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:
May. 29, 2018
Filed:
Jun. 14, 2016
Samsung Electronics Co., Ltd., Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
An LED display apparatus includes a plurality of light emitting diodes; a first microlens array disposed at an upper side of the plurality of light emitting diodes, the first microlens array comprising a plurality of first microlenses which corresponds to the plurality of light emitting diodes one-to-one and is configured to combine light received from the plurality of light emitting diodes into light bundles; and a second microlens array disposed at an upper side of the first microlens array, the second microlens array comprising a plurality of second microlenses, a number of which is larger than a number of the first microlenses included in the first microlens array, each of the plurality of second microlenses configured to cause a convergence of light that has propagated through the first microlens array.