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:
Jul. 16, 2013
Filed:
Jul. 21, 2010
Tien-heng Huang, Yongkang, TW;
Fang-ching Chang, Yongkang, TW;
Yao-tsung Yeh, Taoyuan, TW;
Shian-jy Wang, Hsinchu County, TW;
Tien-Heng Huang, Yongkang, TW;
Fang-Ching Chang, Yongkang, TW;
Yao-Tsung Yeh, Taoyuan, TW;
Shian-Jy Wang, Hsinchu County, TW;
Industrial Technology Research Institute, Hsinchu County, TW;
Abstract
The invention provides phosphors composed of EuMaMbMgMcO, wherein Ma is Yb, Sn, Ce, Tb, Dy, or combinations thereof, and 0<x<0.5, Mb is Ca, Sr, Ba, or combinations thereof, and 0≦w≦0.5, and Mc is Al, Ga, Sc, In, or combinations thereof. The blue phosphors emit blue light under the excitation of ultraviolet light or blue light, and the phosphors may be further collocated with different colored phosphors to provide a white light illumination device. The blue phosphors of the invention can efficiently utilize light in solar cells.