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.:
Date of Patent:
Aug. 13, 2019
Filed:
Jun. 09, 2015
Applicant:
Nira Dynamics Ab, Linkoping, SE;
Inventors:
Assignee:
NIRA DYNAMICS AB, Linköping, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 21/30 (2006.01); E01C 23/01 (2006.01);
U.S. Cl.
CPC ...
E01C 23/01 (2013.01); G01B 21/30 (2013.01);
Abstract
The present invention relates to the detection of a short term irregularity under a driving vehicle having a first wheel, by determining a first sensor signal indicative of time dependent vibrations at the first wheel, using a first sensor; determining a second sensor signal indicative of a vertical movement the vehicle chassis, using a second sensor; and detect a short term irregularity of a road surface under the driving vehicle based on the first sensor signal and the second sensor signal.