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. 19, 2020
Filed:
Oct. 24, 2017
Hitachi, Ltd., Tokyo, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A vehicle to vehicle communication device including a satellite vehicle signal reception means for suppressing a decrease in relative position accuracy with a small communication amount during a unit time, a communication means, a kinematic acquisition means, a positioning means, a first vehicle information storage means, a second vehicle information storage means configured to record satellite vehicle information and the velocity vector of the second vehicle in each time, a relative position calculation means configured to calculate a relative position from the velocity vector of the first vehicle, the velocity vector of the second vehicle, and the satellite vehicle information, a requested satellite vehicle number generation means configured to generate a requested satellite vehicle number notifying the second vehicle of a satellite vehicle number observed by the first vehicle, and a transmitting satellite vehicle information generation means configured to generate information to be sequentially transmitted to the second vehicle.