| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a node introduction apparatus which can distribute the load incident to measurement of the upstream band of a node device which participates in the tree type broadcasting system while enhancing the measurement precision, and to provide the node introduction processing program, the tree type broadcasting system, and the node introduction method. <P>SOLUTION: The node introduction apparatus acquires the reception quality of broadcast information from each node device which participates in the tree type broadcasting system and receives broadcast information, selects at least one node device having the reception quality which is suitable for measuring the upstream band of a first node device as a second node device, and transmits the introduction information indicating the second node device thus selected to the first node which transmitted the introduction request information. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
