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.

Date of Patent:
Feb. 04, 1997

Filed:

Feb. 09, 1995
Applicant:
Inventor:

Shigekazu Okamura, Himeji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S / ; G01S / ; G01S / ;
U.S. Cl.
CPC ...
364460 ; 340903 ; 356-407 ;
Abstract

A vehicle distance data processor precisely correlates or matches points of detection in a time serial manner to thereby accurately determine distances of a subject vehicle to a plurality of other vehicles or obstacles lying ahead as well as relative velocity vector data indicative of a velocity vector of each of the other vehicles or obstacles relative to the subject vehicle. Currently obtained coordinate data is correlated or matched with previously obtained coordinate data by means of a matching element 5A on the basis of coordinate data obtained by a distance data converting element 3A, reflection strength data obtained by a distance data/reflection-strength data input element 2A, and predicted coordinate data obtained by a coordinate data predicting element 4A.


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