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:
Feb. 14, 2023
Filed:
Sep. 20, 2017
Applicant:
Materion Precision Optics (Shanghai) Limited, Shanghai, CN;
Inventors:
Assignee:
MATERION PRECISION OPTICS (SHANGHAI) LIMITED, Shanghai, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 11/02 (2006.01); G02B 26/00 (2006.01); G03B 21/20 (2006.01);
U.S. Cl.
CPC ...
C09K 11/02 (2013.01); G02B 26/008 (2013.01); G03B 21/204 (2013.01);
Abstract
A light conversion device is disclosed. The light conversion device includes a substrate and a wavelength conversion element (). The wavelength conversion element () includes an inorganic binder, such as sodium silicate. Also disclosed are phosphor wheels and light engines including such phosphor wheels. Further disclosed are high-power laser projection display systems comprising a laser having a power of from about 60 W and about 300 W and a light conversion device. The use of an inorganic binder permits high thermal stability at reasonable cost.