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. 01, 2018

Filed:

May. 08, 2015
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Maija Chabaud, Ludwigsburg, DE;

Goetz Kuehnle, Hemmingen, DE;

Assignee:

ROBERT BOSCH GMBH, Stuttgart, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01S 7/40 (2006.01); G01S 13/93 (2006.01); G01S 13/34 (2006.01);
U.S. Cl.
CPC ...
G01S 7/4004 (2013.01); G01S 7/4056 (2013.01); G01S 13/343 (2013.01); G01S 13/345 (2013.01); G01S 13/931 (2013.01); G01S 2007/4039 (2013.01); G01S 2007/4082 (2013.01);
Abstract

A method for determining an indicator for a blindness of a radar sensor, includes: controlling the radar sensor to transmit a transmission signal in the form of at least two successive frequency ramps having the same ramp slope and in the same frequency range, and to receive detection signals associated with the frequency ramps; examining, for multiple frequencies, whether a ratio between the received powers in the frequency spectra of the received signals, at a respective frequency, corresponds to a ratio between the transmission powers of the associated frequency ramps; and determining an indicator for a blindness of the radar sensor based on the result of the examinations.


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