Patent ID: 9544022
Date: 2017-01-10
CPC Classifications: H02J,H04B

Claim:
1. A portable device separable from a primary unit, said portable device comprising: a secondary adapted to couple with a field generated by a primary unit such that power is received inductively from the primary unit without direct electrical conductive contacts; a load capable of receiving power from said secondary; a load connection unit operably coupled to said secondary and said load of said portable device, said load connection unit capable of selectively connecting said load and said secondary, wherein said load connection unit, in a connected state, enables said secondary to provide power to said load, wherein said load connection unit, in a disconnected state, isolates said load from said secondary; and a communication unit operable to receive communication from the primary unit, wherein, based on communication from the primary unit, said load connection unit isolates said load from said secondary.