摘要 |
PROBLEM TO BE SOLVED: To distribute stream contents by a system which is applied in the case of distributing music and images, for instance, through the Internet and provided with the both advantages of stream distribution by unicast communication and buffer distribution by multicast communication in regard to an information providing method. SOLUTION: One set of stream contents is distributed by switching the distributing methods between the stream distribution by the unicast communication or the stream distribution by the multicast communication. |