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:
Jan. 03, 2023
Filed:
Nov. 08, 2018
Applicant:
Osram Oled Gmbh, Regensburg, DE;
Inventors:
Rainer Butendeich, Sinzing, DE;
Philipp Pust, Langquaid, DE;
David O'Brien, Portland, OR (US);
Ion Stoll, Tegernheim, DE;
Marcus Adam, Regensburg, DE;
Assignee:
OSRAM OLED GMBH, Regensburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/08 (2006.01); H05B 45/24 (2020.01); C09K 11/59 (2006.01); C09K 11/77 (2006.01); H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
C09K 11/0883 (2013.01); C09K 11/592 (2013.01); C09K 11/7734 (2013.01); C09K 11/7774 (2013.01); H01L 33/502 (2013.01); H01L 33/504 (2013.01); H05B 45/24 (2020.01);
Abstract
A phosphor combination may include a first phosphor and a second phosphor. The second phosphor may be a red-emitting quantum dot phosphor. The phosphor combination may optionally include a third phosphor that is a red-emitting phosphor with the formula (MB) (TA)3-2x(TC)1+2xO4-4xN4x:E. A conversion element may include the phosphor combination. An optoelectronic device may include the phosphor combination and a radiation-emitting semiconductor chip.