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.

Date of Patent:
Feb. 02, 2021

Filed:

Mar. 05, 2018
Applicant:

Litec-vermogensverwaltungsgesellschaft Mbh, Greifswald, DE;

Inventors:

Andreas Benker, Lautertal, DE;

Ralf Petry, Griesheim, DE;

Ingo Koehler, Darmstadt, DE;

Irene (Yu Huan) Liu, Taipei, TW;

Christof Hampel, Frankfurt am Main, DE;

Aleksander Zych, Darmstadt, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/77 (2006.01); H01L 27/15 (2006.01); H01L 33/50 (2010.01); H01L 51/52 (2006.01); H01S 5/06 (2006.01);
U.S. Cl.
CPC ...
C09K 11/7734 (2013.01); H01L 27/153 (2013.01); H01L 33/502 (2013.01); H01L 51/5262 (2013.01); H01S 5/0609 (2013.01);
Abstract

The present invention relates to novel phosphor mixtures and to a light-emitting device which comprises at least one of the novel phosphor mixtures. The phosphor mixtures can be used in phosphor-converted LEDs with a semiconductor that emits in the violet spectral region. The present invention furthermore relates to a lighting system which may comprise the light-emitting devices according to the invention, and to a dynamic lighting system. The present invention furthermore relates to a process for the preparation of the phosphor mixtures according to the invention and to the use thereof in light-emitting devices for use in general lighting and/or in specialty lighting.


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