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:
Jun. 29, 2021

Filed:

Dec. 17, 2019
Applicant:

Denso Corporation, Kariya, JP;

Inventors:

Naotsugu Shimizu, Kariya, JP;

Takayuki Kitamura, Kariya, JP;

Assignee:

DENSO CORPORATION, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 13/34 (2006.01); G01S 13/931 (2020.01); G01S 7/35 (2006.01); G01S 13/68 (2006.01);
U.S. Cl.
CPC ...
G01S 13/347 (2013.01); G01S 7/354 (2013.01); G01S 13/68 (2013.01); G01S 13/931 (2013.01);
Abstract

A periphery monitoring radar device includes a transmission unit, a reception unit, a spectrum generation unit, an azimuth calculation unit, an environment determination unit, and a position calculation unit. The transmission unit transmits a combination of transmission signals modulated using a plurality of modulation modes. The environment determination unit determines whether a peripheral environment is a complex environment from the degree of randomness of a frequency spectrum for each modulation mode. The position calculation unit removes, upon the peripheral environment for at least one modulation mode being determined to be the complex environment, at least one azimuth corresponding to the at least one modulation mode from the azimuths respectively calculated for modulation modes to thereby obtain at least one target azimuth that is at least one of the remaining azimuths except for the removed azimuth; and calculates a position of the vehicle based on the at least one target azimuth.


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