Patent ID: 9571669
Date: 2017-02-14
CPC Classifications: H04B,H04L,H04M

Claim:
1. A reverse power feeding system for supplying power from a plurality of first devices to a second device, a first set of the plurality of first devices each being powered by a first type power source and a second set of the plurality of first devices each being powered by a second type power source different than the first type power source, the system comprising: a plurality of power paths, each of said plurality of power paths arranged to transfer direct-current (DC) power between a respective one of the plurality of first devices and the second device; and a control circuitry, said control circuitry arranged to adjust the amount of DC power supplied from each of the second set of the plurality of first devices over the respective power paths responsive to the total amount of DC power supplied from the first set of the plurality of first devices over the respective power paths,