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:
Oct. 01, 2019
Filed:
Nov. 13, 2018
Applicant:
Globalfoundries Inc., Grand Cayman, KY;
Inventors:
Abu Thomas, Brookline, MA (US);
Yusheng Bian, Ballston Lake, NY (US);
Ajey Poovannummoottil Jacob, Watervliet, NY (US);
Assignee:
GLOBALFOUNDRIES INC., Grand Cayman, KY;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/12 (2006.01); G02B 6/126 (2006.01); G02B 6/13 (2006.01); G02B 6/293 (2006.01);
U.S. Cl.
CPC ...
G02B 6/12007 (2013.01); G02B 6/126 (2013.01); G02B 6/13 (2013.01); G02B 6/29344 (2013.01); G02B 2006/1215 (2013.01); G02B 2006/12061 (2013.01);
Abstract
Structures for a polarization splitter and methods of forming a polarization splitter. A multi-mode interference region includes a first waveguide and a second waveguide arranged in a stack over the first waveguide. First and second input ports are connected with the multi-mode interference region. First and second output ports are connected with the multi-mode interference region.