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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.:

US 9725648 B1

PDFFull Text
Date of Patent:
Aug. 08, 2017

Filed:

Dec. 10, 2014

Phosphor and light-emitting device including the same

Applicant:

Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Inventors:

Takamasa Izawa, Kanagawa, JP;

Dohoon Kim, Kanagawa, JP;

Masahiko Yoshino, Kanagawa, JP;

Takatoshi Seto, Kanagawa, JP;

Assignee:

SAMSUNG ELECTRONICS CO., LTD., Samsung-ro, Yeongtong-gu, Suwon-si, Gyeonggi-do, KR;

Attorney:

Muir Patent Law, PLLC

Primary Examiner:

Carol M Koslow

Int. Cl.
CPC ...
C09K 11/77 (2006.01); F21K 99/00 (2016.01); H01L 33/50 (2010.01); H01L 33/56 (2010.01); C09K 11/08 (2006.01); F21S 8/10 (2006.01); F21K 9/23 (2016.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
C09K 11/7792 (2013.01); C09K 11/0883 (2013.01); F21S 48/1131 (2013.01); F21S 48/1145 (2013.01); F21S 48/1159 (2013.01); H01L 33/502 (2013.01); H01L 33/504 (2013.01); F21K 9/23 (2016.08); F21Y 2115/10 (2016.08); H01L 2224/48247 (2013.01); H01L 2224/48465 (2013.01); H01L 2224/8592 (2013.01); H01L 2924/181 (2013.01);
Abstract

A yellow phosphor is provided. The yellow phosphor includes a crystal formed of a compound that is represented by the following formula (1): Ln(EuM)SiAlON(0.5≦x≦3, 0<z<0.3, 0<y≦4) (1), wherein Ln includes at least one rare earth element, and M includes at least one selected from calcium (Ca), barium (Ba), strontium (Sr), and magnesium (Mg).

Find Patent Forward Citations

Izawa, Takamasa. (2017). Phosphor and light-emitting device including the same (U.S. Patent No. 9725648). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9725648

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