Patent ID: 7209811
Filing Date: 2007-04-24
Classification: B61L,G06F

Abstract:
1. A method for controlling a safety-critical railroad operating process using at least one computer, comprising: outputting control signals to process elements which are produced from incoming commands in accordance with a set of railroad operating rules; and feeding messages originating from the process elements to a process state monitoring system and process control system, wherein one system software package, whose programs enable the computer to perform inputting/outputting and the data comparison is stored in the computer, and railroad administration-specific software which includes conditions and dependencies predefined for the railroad operating process by a railroad administration by means of a set of railroad operating rules, is stored in at least one commercial computer, such that processing orders are generated from the computer from the commands and the messages fed thereto, and are transmitted to the at least one commercial computer, such that the processing orders are processed there independently from one another, at least twice, the results which are produced in the process and/or intermediate results are transmitted to the computer and checked for correspondence of their contents, the computer accepting the results and/or intermediate results and outputting to the process of the control instructions derived therefrom, which have been made available by the commercial computers such that they correspond on at least two occasions, wherein the at least one commercial computer is an operating console computer via which commands can be input into the computer and messages can be displayed.