| 摘要 |
<p>PROBLEM TO BE SOLVED: To allow the video audio device to receive plural programs transmitted by different transport streams at the same time without providing plural reception means for one video audio device. SOLUTION: A center device stores in advance information denoting that connection device is provided with each of reception circuits 11, 21 among connection devices connecting to a digital transmission line. In the case of receiving plural programs transmitted by different transport streams at the same time, the operation of each of the reception circuits 11, 21 is controlled based on the stored information.</p> |
