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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.:

US 6721650 B1

PDFFull Text
Expired
Date of Patent:
Apr. 13, 2004

Filed:

Feb. 26, 2003

Method of presuming traffic conditions by using floating car data and system for presuming and presenting traffic conditions by using floating data

Applicant:
Inventors:

Takumi Fushiki, Hitachi, JP;

Kenichiro Yamane, Hitachi, JP;

Takeshi Inoue, Hitachi, JP;

Takayoshi Yokota, Hitachiota, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:

Kenyon & Kenyon

Primary Examiner:

Thomas G Black

Assistant Examiner:

Ronnie Mancho

Int. Cl.
CPC ...
G06G 7/70 ;
U.S. Cl.
CPC ...
G06G 7/70 ;
Abstract

A method of presuming traffic conditions for implementing a forecast and a presumption of traffic jam situation in an area where probe cars are not traveling currently, in which the probe cars send floating car data that is times and positions of traveled areas to center facilities, and the center accumulates the floating car data in a floating car data database by traffic conditions presumption means and also presumes forecast traffic jam information in the forward areas of the probe cars and presumed traffic jam information in the backward areas thereof by using the current floating car data and the floating car data database accumulated from the past to the present.

Find Patent Forward Citations

Fushiki, Takumi. (2004). Method of presuming traffic conditions by using floating car data and system for presuming and presenting traffic conditions by using floating data (U.S. Patent No. 6721650). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6721650

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