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 7872233 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 18, 2011

Filed:

Jan. 28, 2009
Applicants:

Juejun HU, Cambridge, MA (US);

Ning-ning Feng, Somerville, MA (US);

Anuradha M. Agarwal, Weston, MA (US);

Lionel C. Kimerling, Concord, MA (US);

Inventors:

Juejun Hu, Cambridge, MA (US);

Ning-Ning Feng, Somerville, MA (US);

Anuradha M. Agarwal, Weston, MA (US);

Lionel C. Kimerling, Concord, MA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A surface plasmon polariton (SPP) pixel structure is provided. The SPP pixel structure includes a coupling structure that couples the probing light into the SPP mode by matching the in-plane wave vector by changing the refractive index of the coupling structure using thermo-optic effects to vary the coupling strength of the probing light into the SPP mode. An absorber layer is positioned on the coupling structure for absorbing incident infrared/thermal radiation being detected.


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Hu, Juejun. (2011). Thermo-optic infrared pixel and focal plane array (U.S. Patent No. 7872233). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7872233

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