| 摘要 |
PROBLEM TO BE SOLVED: To supply a power reception device with larger power than power normally supplied from a power supply device to the power reception device.SOLUTION: A supply voltage amplifier includes: a plurality of power supply side ports for connecting to the power supply device; and one power reception side port for connecting to the power reception device. By a connection between either one of the plurality of power supply side ports and the power reception side port, a communication signal transmitted and received between the power supply device and the power reception device is relayed. Also, by a connection between each port of the plurality of power supply side ports and the power reception side port, power to be supplied from the power supply device to the power reception device is relayed.SELECTED DRAWING: Figure 1 |
