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:
Mar. 03, 2026

Filed:

Apr. 20, 2023
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventor:

Shoei Nashimoto, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S 7/36 (2006.01); G01S 7/35 (2006.01); G01S 13/58 (2006.01);
U.S. Cl.
CPC ...
G01S 7/36 (2013.01); G01S 7/356 (2021.05); G01S 13/584 (2013.01);
Abstract

A waveform shaping unit () accumulates beat signals S, which are beat signals Sin frame units. A distance calculation unit () generates a histogram of range bins using the beat signals S, and calculates a distance based on a range bin number corresponding to a peak in the histogram as a relative distance of a target object. A velocity calculation unit () generates a power spectrum of Doppler bins for each time period or for each range bin using the beat signals S, generates a difference statistic graph that indicates a statistic of differences between power spectra, and calculates a velocity based on a Doppler bin number corresponding to a peak in the difference statistic graph as a relative velocity of the target object.


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