Transmit authorization

A system for transmitting an authorization message to a mobile platform comprising:

• at least one ground station having transmit equipment, the transmit equipment comprising return link assignments;
• and
• at least one transponder that transmits data to the mobile platform
• wherein when the transmit equipment transmits the return link assignment in a signal to the mobile platform via the transponder, the return link assignment serves as the authorization message, wherein the signal is transmitted to the mobile platform at least every thirty seconds.

A system for transmitting an authorization message to a mobile platform comprising

• at least one ground station having transmit equipment, the transmit equipment further comprising a path having a unique address and return link assignments;
• and
• at least one transponder that transmits data to the mobile platform,
• wherein the transmit equipment combines the unique address and the return link assignment into a single signal that serves as the authorization message, wherein the single signal is transmitted to the mobile platform at least every thirty seconds.

A method for transmitting an authorization message from a ground station to a mobile platform, the method comprising the steps of:

• (b) embedding a return link assignment within a signal comprising a unique address;
• and
• (a) transmitting the signal comprising the unique address and the return link assignment from a ground station to a mobile platform via a transponder,
• wherein the return link assignment is transmitted to the mobile platform with the unique address signal at least every thirty seconds as an authorization message to authorize the mobile system to continue transmitting for a predefined time period after receiving the authorization message.