Patent ID: 9711978
Date: 2017-07-18
CPC Classifications: H02J

Claim:
1. A consumer device configured and operable for communicating with a charging device, wherein the charging device comprises a transmitter unit associated with an antenna unit comprising a power antenna configured to define at least one charging zone for transmitting charging power to said at least one charging zone, a receiver for receiving signals from consumers located within said charging zone, and a controller unit, said controller being configured and operable to be responsive to a request signal from a consumer indicative of demand for charging to initiate a charging process of the consumer by radiation from the antenna unit toward said consumer to supply power required for operating a functional unit of said consumer, the consumer device comprising: a functional unit requiring electric power for operation, and a communication unit comprising a consumer controller, an antenna unit for receiving electromagnetic radiation from surroundings and generating electric output, and a harvester circuit configured for receiving the electric output of the antenna unit and transferring corresponding power to an energy storage unit associated with said functional unit, the consumer controller being configured and operable for generating a request signal addressed to the remote charging device indicative of a demand for charging said energy storage unit.