A multi-regional message delivery system (100) delivers messages from a central hub (108) to a number of message transmission regions (102,104,106) for transmission of the messages therein. The central hub 108) receives messages, encodes the messages, and transmits the encoded messages in a number of...http://www.google.de/patents/US5394560?utm_source=gb-gplus-sharePatent US5394560 - Nationwide satellite message delivery system
