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:
Jun. 30, 2026
Filed:
Jan. 17, 2023
Applicant:
Cisco Technology, Inc., San Jose, CA (US);
Inventors:
Long Chen, Marlboro, NJ (US);
Qianfan Xu, San Jose, CA (US);
Li Chen, Marlboro, NJ (US);
Mark A. Webster, Bethlehem, PA (US);
Assignee:
CISCO TECHNOLOGY, INC., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/035 (2006.01); G02B 6/12 (2006.01); G02B 6/13 (2006.01); G02F 1/025 (2006.01); G02F 1/225 (2006.01);
U.S. Cl.
CPC ...
G02F 1/0356 (2013.01); G02B 6/13 (2013.01); G02F 1/025 (2013.01); G02B 2006/12142 (2013.01); G02F 1/2255 (2013.01); G02F 1/2257 (2013.01); G02F 2201/127 (2013.01); G02F 2201/501 (2013.01);
Abstract
A device and a method of fabricating the device are provided. The device includes an optical modulator formed in a dielectric material, a silicon substrate adjacent the dielectric material, and a metal shield formed in the dielectric material between the optical modulator and the silicon substrate. The metal shield blocks an electromagnetic field of a driving signal of the optical modulator from extending into the silicon substrate.