Patent · US Active

Decelerating factor estimating device

US10024878B2 · kind B2 · utility

0Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 2012
Grant dateJul 17, 2018
Priority date
Expiry dateMay 19, 2034

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60W2720/106
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A decelerating factor estimating device configured to estimate a decelerating factor of a vehicle includes a drive force acquiring unit configured to acquire a drive force of the vehicle; a vehicle speed acquiring unit configured to acquire a vehicle speed of the vehicle; an acceleration acquiring unit configured to acquire an acceleration of the vehicle; and a decelerating factor estimating unit configured to estimate a plurality of decelerating factors based on a relationship of the acquired drive force, speed, and acceleration, wherein the decelerating factor estimating unit determines a type of the decelerating factor to estimate based on a traveling state of the vehicle.

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