Patent ID: 9667088
Date: 2017-05-30
CPC Classifications: H02J,H02M

Claim:
1. A double-sided bidirectional wireless power device, adapted to be used with at least one electronic device, the double-sided bidirectional wireless power device comprising: a base, which comprises a power member; and at least one support board, which comprises a first surface and a second surface, the support board being mounted on the base, the support board comprising a wireless bidirectional power module built therein, the wireless bidirectional power module comprising a wireless bidirectional power circuit, a induction resonance circuit, a current/voltage detection unit, and a logic control unit that are electrically connected, the wireless bidirectional power module adapted to receive and convert an alternating current signal into electrical power, which is transmitted to the power member for storage, the power member being also operable to transmit electrical power to the wireless bidirectional power module to be converted into an alternating current signal for transmission to the electronic device; wherein the wireless bidirectional power circuit further comprises a boost/buck unit, a receiving/transmission rectification circuit, a first reverse current prevention device, and a second reverse current prevention device that are electrically connected to each other; the boost/buck unit comprises a first voltage adjustment terminal, a second voltage adjustment terminal, and two step-up/step-down control terminals, the second voltage adjustment terminal being electrically connected with a transmission terminal of the receiving/transmission rectification circuit, the two step-up/step-down control terminals being respectively and electrically connected with fourth and fifth control pins of the logic control unit, a power pin of the logic control unit being electrically connected with the second voltage adjustment terminal and the transmission terminal that are connected to each other; the first reverse current prevention device comprises an inlet terminal, an outlet terminal, and a reverse current prevention device control terminal, the outlet terminal and the inlet terminal being respectively and electrically connected with a power receiving terminal of the power member and the first voltage adjustment terminal of the boost/buck unit, the reverse current prevention device control terminal being electrically connected with a first control pin of the logic control unit; a control switch has a terminal electrically connected with the power supply terminal of the power member and another terminal electrically connected with a control terminal of the second reverse current prevention device and the third control pin of the logic control unit; and the second reverse current prevention device comprises an inlet terminal, an outlet terminal, and a reverse current prevention device control terminal, the inlet terminal and the outlet terminal being respectively and electrically connected with the power supply terminal of the power member and the first voltage adjustment terminal of the boost/buck unit, the reverse current prevention device control terminal being electrically connected with the third control pin of the logic control unit.