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. 17, 2018
Filed:
Oct. 05, 2017
Lextar Electronics Corporation, Hsinchu, TW;
Ren-Hong Wang, Taichung, TW;
Wen-Li Zhou, ChangSha, CN;
Ru-Shi Liu, New Taipei, TW;
Ching-Yi Chen, New Taipei, TW;
Wen-Wan Tai, Kaohsiung, TW;
Yu-Chun Lee, Zhubei, TW;
Tzong-Liang Tsai, Taichung, TW;
LEXTAR ELECTRONICS CORPORATION, Hsinchu, TW;
Abstract
A fluoride phosphor including a sheet-like crystal and a manufacturing method and an application therefore are disclosed. The fluoride phosphor has a chemical formula A[MF]:Mn, with Mnas an activator. The A is Li, Na, K, Rb, Cs, NH4 or a combination thereof. The M is Ge, Si, Sn, Ti, Zr or a combination thereof. The sheet-like crystal has a thickness d. A crystal flat surface of the sheet-like crystal has a maximum length a. The maximum length a is defined as a distance between two end points on an edge of the crystal flat surface and farthest from each other. 8≤a/d≤35.