Power offloading for a subscriber line interface circuit

摘要

A power offload network has a node for receiving at least one supply V 1 . The power offload network includes at least one switch and a power offload element providing a supply drop of VR. The switch is configurable for selecting a linefeed supply level from the set including {V 1 , V 1 -VR}. A subscriber line interface circuit receives the selected linefeed supply level for driving a subscriber line.