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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 12135456 B1

PDFFull Text
Date of Patent:
Nov. 05, 2024

Filed:

Jun. 27, 2022

Waveguide cores with a dual-trapezoidal shape

Applicant:

Globalfoundries U.s. Inc., Malta, NY (US);

Inventors:

Yusheng Bian, Ballston Lake, NY (US);

Koushik Ramachandran, Wappingers Falls, NY (US);

Karen Nummy, Newburgh, NY (US);

Assignee:

GlobalFoundries U.S. Inc., Malta, NY (US);

Attorneys:

Thompson Hine LLP

Anthony Canale

Primary Examiner:

Daniel Petkovsek

Int. Cl.
CPC ...
G02B 6/122 (2006.01); G02B 6/136 (2006.01); G02B 6/14 (2006.01); G02B 6/30 (2006.01); G02B 6/12 (2006.01);
U.S. Cl.
CPC ...
G02B 6/1228 (2013.01); G02B 6/136 (2013.01); G02B 6/14 (2013.01); G02B 6/305 (2013.01); G02B 2006/12121 (2013.01); G02B 2006/12123 (2013.01); G02B 2006/12152 (2013.01);
Abstract

Structures for a waveguide core and methods of fabricating such structures. The structure comprises a waveguide core including a section having a first trapezoidal portion and a second trapezoidal portion stacked with the first trapezoidal portion. The first trapezoidal portion has a first trapezoidal shape, and the second trapezoidal portion has a second trapezoidal shape different from the first trapezoidal shape.

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Quick Actions:

Bian, Yusheng. (2024). Waveguide cores with a dual-trapezoidal shape (U.S. Patent No. 12135456). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12135456

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