Patent ID: 7263518

Claim:
A database architecture for an air traffic information display system comprising: an air traffic control system in a secured domain, including: a data manager including a first interface; and a first SQL database server connected to the data manager via the first interface for receiving operating data from the data manager; a business system outside the air control system, including: a second SQL database server including a stored procedure for sending a request for updating to the first SQL database server and copying the operating data from the first SQL database server based on the request to allow a user of the business system to use the operating data in the second SQL database server, and a secured network including a data transfer link between the first SQL database server and the second SQL database server and a firewall for access control to the first SQL database server and the second SQL database serve for exclusively implementing a one-way transfer of the operating data from the first SQL database server to the second SQL database server using the stored procedure to prevent the data in the first SQL database server from being corrupted by the user of the business system.