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:
Apr. 28, 2020
Filed:
Dec. 22, 2017
Clarion Co., Ltd., Saitama, JP;
Clarion Co., Ltd., Saitama, JP;
Abstract
An object is to enable a receiving side to estimate a position of a vehicle on a transmission side to be estimated with high accuracy. A vehicle-mounted communication deviceloaded into a vehicle includes a vehicle-to-vehicle communication unit, a position estimation information acquisition unitwhich periodically acquires a plurality of types of position estimation information, a storage unitwhich stores the plurality of types of position estimation information with acquisition time information representing an acquisition time at which each of the position estimation information has been acquired associated with the position estimation information, and a control unitwhich causes the vehicle-to-vehicle communication unitto transmit vehicle information, in which among the transmitted plurality of types of position estimation information, the at least one type of position estimation information is the position estimation information with which the acquisition time information representing the latest acquisition time is associated among the one type of position estimation information, and the other type of position estimation information different from the one type of position estimation information is the position estimation information with which the acquisition time information representing the acquisition time closest to the acquisition time at which the one type of position estimation information has been acquired is associated.