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.

Date of Patent:
May. 15, 2018

Filed:

Aug. 20, 2015
Applicant:

Mitsubishi Electric Research Laboratories, Inc., Cambridge, MA (US);

Inventors:

Hiroyuki Handa, Kanagawa, JP;

Hassan Mansour, Boston, MA (US);

Dehong Liu, Lexington, MA (US);

Ulugbek Kamilov, Cambridge, MA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01S 13/89 (2006.01); G01S 7/292 (2006.01); G01S 3/74 (2006.01); G01S 13/88 (2006.01); G01S 13/00 (2006.01);
U.S. Cl.
CPC ...
G01S 7/292 (2013.01); G01S 3/74 (2013.01); G01S 13/003 (2013.01); G01S 13/888 (2013.01); G01S 13/89 (2013.01);
Abstract

A system and method determines a noise free image of a scene located behind a wall. A transmit antenna emits a radar pulse from different locations in front of the wall, wherein the radar pulses propagate through the wall and are reflected by the scene as echoes. A set of stationary receive antennas acquire the echoes corresponding to each pulse transmitted from each different location. A radar imaging subsystem connected to the transmit antenna and the set of receive antennas determines a noisy image of the scene for each location of the transmit antenna. A total variation denoiser denoises each noisy image to produce a corresponding denoised image. A combiner combines incoherently the denoised images to produce the noise free image.


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