In-vehicle communication system, gateway, switching device and communication control method
US11128711B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 30, 2017 |
| Grant date | Sep 21, 2021 |
| Priority date | — |
| Expiry date | Feb 4, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/08
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An in-vehicle communication system is an in-vehicle communication system to be mounted on a vehicle, and includes: a gateway performing relay processing involving communication protocol conversion; and one or a plurality of switching devices performing relay processing not involving the communication protocol conversion, the gateway or the switching device manages data update of a target device mounted on the vehicle, the gateway receives update data for the target device from an external device disposed outside the vehicle, transmits, to the switching device connected thereunder, the update data for the target device, which is connected to the switching device, not holding the update data at least after completing the update, and holds the update data for the target device, which is connected thereto, also after completing the update not through the switching device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.