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:
Sep. 02, 2025
Filed:
Aug. 23, 2022
Applicant:
Viavi Solutions Inc., Chandler, AZ (US);
Inventors:
Jinhui Yang, Santa Rosa, CA (US);
Marius Grigonis, Santa Rosa, CA (US);
Andrew Clark, Santa Rosa, CA (US);
Assignee:
VIAVI Solutions Inc., Chandler, AZ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/28 (2006.01); G02B 5/20 (2006.01);
U.S. Cl.
CPC ...
G02B 5/286 (2013.01); G02B 5/207 (2013.01); G02B 5/288 (2013.01);
Abstract
An optical interference filter includes one or more sets of layers. Each set of layers includes a first layer that includes at least aluminum and nitrogen (e.g., an aluminum nitride (AlN) material), a second layer that includes at least silicon and oxygen (e.g., a silicon dioxide (SiO) material), and a third layer that includes at least hydrogen and silicon (e.g., a hydrogenated silicon (Si:H) material). The second layer is disposed between the first layer and the third layer.