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:
Mar. 11, 2014
Filed:
Jun. 15, 2011
Chi Keung Chan, Sheung Shui, HK;
Zhi Kuan Zhang, Shatin, HK;
Xiang Fei, Huizhou, CN;
Hao Liu, Huizhou, CN;
Ju Zuo Sheng, Huizhou, CN;
David Todd Emerson, Chapel Hill, NC (US);
Chi Keung Chan, Sheung Shui, HK;
Zhi Kuan Zhang, Shatin, HK;
Xiang Fei, Huizhou, CN;
Hao Liu, Huizhou, CN;
Ju Zuo Sheng, Huizhou, CN;
David Todd Emerson, Chapel Hill, NC (US);
Cree Huizhou Solid State Lighting Company Limited, Huizhou, Guangdong, CN;
Abstract
LED devices includes a lead frame having a reflector cup with a round bottom surface and a wall surface having a variable inclination with respect to the bottom surface and defining an opening at an upper end thereof. An LED is mounted on the bottom surface of the reflector cup, and an LED module includes first and second LED device that emit different colors. The first and second LED devices have substantially matched far field patterns in a first and second direction, where a first viewing angle in the first direction is less than about 99°.