2.The Methods
(3)Multiplexing System

・ MPEG-2 system has been adopted.

・ Adopting MPEG-2 System, therefore various digital contents such as sound, text, still picture, moving picture and data can be transmitted simultaneously.

・ In addition, cross-media communications were considered because MPEG-2 system has been adopted in terrestrial digital TV broadcasting, BS digital broadcasting and CS digital broadcasting.