On-vehicle gateway device, method for controlling an on-vehicle gateway device, connection device and connection control method
US8139493B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 7, 2008 |
| Grant date | Mar 20, 2012 |
| Priority date | — |
| Expiry date | Nov 4, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W88/16
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An on-vehicle gateway device connected to an information system network and a control system network of a vehicle executes monitoring the status of an information system via an information system access circuit taking charge of message transmission and reception to and from the information system network, and an information system management step to manage information acquired by the information system monitoring, monitoring the status of a control system via a control system access circuit taking charge of message transmission and reception to and from the control system network, and a control system management step to manage information acquired by the control system monitoring, managing policies for access control by the access control circuit controlling data flows between the information system access circuit and the control system access circuit, and determining whether or not to update the policies managed by policy management and to update the policies.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.