| 摘要 |
<p>PURPOSE:To facilitate the subscription broadcasting service by requesting for receival of a key signal from each terminals to a central controller and allowing the program watched or heard by the key signal when the chargeable program is watched or heard using the terminals provided for the seats in an airplane or so. CONSTITUTION:When a subscription broadcasting program is watched or heard, receival of key signal is requested for from the terminals 6a... of seats 9a... to the center controller 1 and when the key signal is received as an allowance signal, the subscription broadcasting program may be watched or heard so that the program of the selected item is transmitted from VTR 11 to 17. The master controller 19 of the central controller 1 counts the sum of the charge of the subscription broadcasting program displays both the message of requesting the payment of the sum by the operation on a keyboard 20 and the sum on a monitor 21, and has a printer 22 hardcopies the sum. By such simple constitution, the subscription broadcasting service may be executed and the charge payment be facilitated.</p> |
