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:
May. 17, 2022
Filed:
Nov. 23, 2018
Applicants:
Fuzhou Boe Optoelectronics Technology Co., Ltd., Fujian, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Inventors:
Shaojun Sun, Beijing, CN;
Yajiao Zhang, Beijing, CN;
Guiguang Hu, Beijing, CN;
Junxiang Lu, Beijing, CN;
Yanfei Chi, Beijing, CN;
Xia Chen, Beijing, CN;
Assignees:
Fuzhou BOE Optoelectronics Technology Co., Ltd., Fuzhou, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/77 (2006.01); H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
C09K 11/778 (2013.01); H01L 33/502 (2013.01);
Abstract
Disclosed are a phosphors, a preparation method thereof and a white LED. The phosphors with a chemical formula being α-Ba3Y1-x(BO3)3:xDy3+ is obtained by doping Dy3+ and is a single-matrix phosphors which can be excited by near-ultraviolet light to emit white light.