Method and device for monitoring and disconnecting control units in a network and a network
US6925581B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 20, 2001 |
| Grant date | Aug 2, 2005 |
| Priority date | — |
| Expiry date | Apr 6, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L41/0654
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method for monitoring control units in a network is described, each control unit including a security function for detecting errors, a monitoring routine being assigned to each error and a plurality of monitoring routines being available, a shutdown matrix which is subdivided according to errors being assigned to the security function, at least one of the monitoring routines being selected from the plurality of monitoring routines according to the errors present in the shutdown matrix, depending on at least one first condition, the shutdown matrix containing various shutdown strategies, and on detection of at least one error by the monitoring routine, one of the shutdown strategies is carried out in the network, depending on at least the first condition and/or at least one second condition, at least one control unit in the network being shut down.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.