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:
Sep. 06, 2011
Filed:
Oct. 26, 2009
Chien-chang Pei, Taipei County, TW;
Chien-Chang Pei, Taipei County, TW;
Everlight Electronics Co., Ltd., Taipei, TW;
Abstract
The invention provides a light emitting diode. The light emitting diode includes a ceramic substrate having a first surface and an opposite second surface. A first conductive trace metal layer and a second conductive trace metal layer are disposed on the first surface of the ceramic substrate. At least one light emitting diode chip is disposed on the first surface of the ceramic substrate, respectively and electrically connected to the first and second conductive trace metal layers. A plurality of thermal metal pads is disposed on the second surface of the ceramic substrate, wherein the thermal metal pads are electrically isolated from the light emitting diode chip.