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:
May. 04, 1993
Filed:
Jan. 14, 1992
Applicant:
Inventors:
Tohru Nakaura, Itami, JP;
Koji Takata, Itami, JP;
Assignee:
Sumitomo Electric Industries Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01P / ; B60K / ;
U.S. Cl.
CPC ...
36442601 ; 36442602 ; 180197 ;
Abstract
A device for calculating estimated vehicle acceleration and speed for use in estimating vehicle speed Vv and vehicle acceleration Av, such that a subservient acceleration Az based on the wheel speed is used when As>Az during acceleration or when As<Az during deceleration, while the substitute acceleration As based on the gravity-type accelerometer is used in place of Az when As<Az during acceleration or when As>Az during deceleration.