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 8184932 B1

PDF
Full Text
Expired
Date of Patent:
May. 22, 2012

Filed:

Feb. 03, 2010
Applicants:

Michel J. F. Digonnet, Palo Alto, CA (US);

Anuranjita Tewary, Palo Alto, CA (US);

Mark Brongersma, Redwood City, CA (US);

Inventors:

Michel J. F. Digonnet, Palo Alto, CA (US);

Anuranjita Tewary, Palo Alto, CA (US);

Mark Brongersma, Redwood City, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method fabricates an optical switch comprising a microsphere coated with silicon nanocrystals. The method includes providing a silica optical fiber. The method further includes melting at least a portion of the fiber to form at least one silica microsphere. The method further includes coating the microsphere with a silica layer. The method further includes precipitating silicon nanocrystals within the silica layer by annealing the microsphere. The method further includes passivating the nanocrystals by annealing the microsphere in a hydrogen-containing atmosphere.


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Digonnet, Michel J. F.. (2012). Method of fabricating an optical switch (U.S. Patent No. 8184932). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8184932

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