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:
Nov. 16, 2010
Filed:
Aug. 23, 2006
Chulsoo Yoon, Kyungki-do, KR;
Joon Ho Yoon, Seoul, KR;
Chang Hoon Kwak, Seoul, KR;
Yun Seup Chung, Seoul, KR;
Chulsoo Yoon, Kyungki-do, KR;
Joon Ho Yoon, Seoul, KR;
Chang Hoon Kwak, Seoul, KR;
Yun Seup Chung, Seoul, KR;
Samsung LED Co., Ltd., Gyunggi-do, KR;
Abstract
The invention provides a high quality composite phosphor powder which ensures diversity in emission spectrum, color reproduction index, color temperature and color, a light emitting device using the same and a method for manufacturing the composite phosphor powder. The composite phosphor powder comprises composite particles. Each of the composite particles includes at least two types of phosphor particles and a light transmitting binder. The phosphor particles have different emission spectrums. In addition, the light transmitting binder is formed between the phosphor particles and binds them together.