Patent · US Active

Method for checking a distance measuring device having an ultrasonic sensor

US11520025B2 · kind B2 · utility

0Cited by

5References

23Claims

0Family size

Assignee

VOLKSWAGEN AKTIENGESELLSCHAFT · DE

Inventors

Thorben Günzel · Braunschweig, DE
Lynn Brennecke · Braunschweig, DE
Tilo Ernesti · Braunschweig, DE
Norman Hornung · Gifhorn, DE
Jan Sebastian Brandes · Groß Schwülper, DE

Key dates

Filing date	Nov 30, 2018
Grant date	Dec 6, 2022
Priority date	—
Expiry date	Sep 21, 2039

Classification

Technology area (CPC G)Physics
CPC primaryG01S2015/938
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A method for checking a distance measuring device of a transportation vehicle wherein the distance measuring device has ultrasonic sensors. A functional impairment of at least one ultrasonic sensor, a check is performed to determine whether one of the ultrasonic sensors is maladjusted, and an often occurring source of a fault causing a functional impairment of ultrasonic sensors is considered.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.