| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a retransmission method that has compatibility of suppression in increase in transmission traffic by a retransmission request and improvement in reliability by retransmission, in the case of carrying out broadcast communication of a real-time signal such as video and audio via a packet network. SOLUTION: Devices, capable of making retransmission requests, are limited in advance in broadcast communication, and the devices make a retransmission request, only when transmission errors are generated in common.</p> |
