| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an in-house interior wiring method with user power supply, where a DC current is supplied to network apparatus on each floor from user's power system, with no power supply construction. <P>SOLUTION: Wiring is made to supply network signal and DC current to a network apparatus 12 connected to an high-order network from an AC adaptor/concentrator 13 provided in a premise interior network. <P>COPYRIGHT: (C)2003,JPO |
