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:
Oct. 14, 2014
Filed:
Feb. 14, 2013
Epistar Corporation, Hsinchu, TW;
Jhih-Sian Wang, Hsinchu, TW;
Chia-Liang Hsu, Hsinchu, TW;
Yi-Ming Chen, Hsinchu, TW;
Yi-Tang Lai, Hsinchu, TW;
Epistar Corporation, , TW;
Abstract
A two dimensional array light-emitting diode device is disclosed, which includes a transparent substrate including a first surface; a plurality of adjacent light-emitting diode units arranged on the first surface, wherein each of the light-emitting diode units including a plurality of sides and a circumference; and a plurality of conductive connecting structures arranged on the first surface, electrically connecting the plurality of light-emitting diode units mentioned above; wherein the sides of each of the light-emitting diode units have a plurality of vertical distances between the closest light-emitting diode units, and when the plurality of vertical distances larger than 50 μm, the sides are not near the closest light-emitting diode units; wherein the ratio of the total length of the sides not near the light-emitting diode units of each light-emitting diode unit and the circumference of the light-emitting diode unit is larger than 50%.