Abstract: A radio-frequency power receiving device has RF antennas connected to multiple controllable rectifying circuits to produce corresponding DC signals which are combined in a controllable switching network to produce a combined DC output. A control unit determines an amplitude control signal that controls each rectifying circuit and also determines switch control signals that control a switching network. The switching network controllably combines the direct-current signals to combine the multiple corresponding direct-current signals in series, in parallel, or in a combination of series and parallel.
Type:
Grant
Filed:
September 21, 2016
Date of Patent:
September 18, 2018
Assignee:
NVoLogic Inc
Inventors:
Yuji Tanabe, Ada Shuk Yan Poon, Siu-Weng Simon Wong