Patent · US Expired

Operating method for a data bus for several users with flexible timed access

US6934775B2 · kind B2 · utility

1Cited by

4References

3Claims

0Family size

Assignee

Bayerische Motoren Werke Aktiengesellschaft · DE

Inventors

Martin Peller · Birkenfeld, DE
Josef Berwanger · Poing, DE

Key dates

Filing date	Apr 3, 2002
Grant date	Aug 23, 2005
Priority date	—
Expiry date	Apr 8, 2023

Classification

Technology area (CPC H)Electricity
CPC primaryH04L12/40163
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

The invention relates to an operating method for a data bus for several parties with flexible, timed access. According to the method, the parties are synchronized, the bus messages are sent from the parties in a hierarchical sequence and are sent at least in part, only if necessary. A logic element is provided between the parties and the data bus which only gives bus access to each party when said party is allowed to send and for the duration of the send operation.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.