Vehicle-mounted communication device and communication method
US10638445B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2017 |
| Grant date | Apr 28, 2020 |
| Priority date | — |
| Expiry date | Dec 22, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08G1/163
- WIPO fieldMeasurement
- WIPO sectorInstruments
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 device 1 loaded into a vehicle includes a vehicle-to-vehicle communication unit 15, a position estimation information acquisition unit 14 which periodically acquires a plurality of types of position estimation information, a storage unit 11 which 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 unit 10 which causes the vehicle-to-vehicle communication unit 15 to 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…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.