Patent · US Active

Systems and methods for vehicle event detection

US11187739B2 · kind B2 · utility

0Cited by
3References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 28, 2019
Grant dateNov 30, 2021
Priority date—
Expiry dateDec 1, 2039

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG07C5/008
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

Systems and methods for determining vehicle operational status in accordance with embodiments of the invention are disclosed. In one embodiment, a vehicle event detection device includes a low pass filter configured to sense a vehicle voltage and filter the sensed voltage to remove noise, and a plurality of first high pass filter configured to detect either a drop or a rise in the vehicle voltage and several low power comparators configured to determine whether the drop or rise in voltage is indicative of a vehicle event.

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