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:
Mar. 30, 2021
Filed:
Sep. 26, 2019
Applicant:
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Inventor:
Minfeng Chen, Hsinchu, TW;
Assignee:
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/20 (2006.01); G02B 1/08 (2006.01); G02B 27/28 (2006.01);
U.S. Cl.
CPC ...
G03F 7/70191 (2013.01); G02B 27/283 (2013.01);
Abstract
A polarization filter includes a multilayer structure including a first plurality of elements and a second plurality of elements alternating between each other. The first plurality of elements and the second plurality of elements have different thicknesses, and the multilayer structure is configured to interact with unpolarized light incident on the multilayer structure and separate transverse electric (TE) waves and transverse magnetic (TM) waves of the unpolarized light.