| 摘要 |
PROBLEM TO BE SOLVED: To enable efficient and fast services such that broadband information supplied via the Internet is easily available with existing home terminals. SOLUTION: Cheap analogue telephone cables existing in home 2 are used by using DMT-based VDSL system as a transmission system and using a plurality of home terminals 3-1 and 3-2 for bus connection, and assigning the possibility of use of a upward carrier wave to each of terminals 3-1 and 3-2 without the use of the same carrier wave with each other to identify a carrier wave assigned to each of terminals 3-1 and 3-2 from the upward carrier wave enables the plurality of terminals 3-1 and 3-2 to be connected with a bus without congestion of each information.
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