Patent ID: 9219380
Filing Date: 2015-12-22
Classification: H02J

Abstract:
1. A bypass control bidirectional wireless charging device, comprising: a logic control unit; a wireless transmission unit, electrically connecting to the logic control unit; a full-bridge inverter, electrically connecting to the logic control unit and the wireless transmission unit; a buck-boost unit, electrically connecting to the full-bridge inverter and the logic control unit; a discharging switch unit, having a battery terminal, a signal terminal, and output terminal, wherein the signal terminal electrically connecting to the logic control unit and the output terminal electrically connecting to the buck-boost unit; a battery, electrically connecting to the battery terminal of the discharging switch unit; a switch, electrically connecting to the battery terminal with one end thereof, and the other end of the switch electrically connecting to the signal terminal across a first diode; a back current prevention unit, having a inlet terminal, a outlet terminal and a control terminal, wherein the inlet terminal electrically connecting to one end of a first resistance and a charging terminal, the other end of the first resistance electrically connecting to the logic control unit and one end of a second resistance and the other end of the second resistance is grounding, the outlet terminal electrically connecting to the discharging switch unit and the buck-boost unit therebetween, and the control terminal electrically connecting to the logic control unit; and a selective switch unit, having a selective connecting terminal, a selective output terminal, and a selective control terminal, wherein the selective connecting terminal electrically connecting to the outlet terminal of the back current prevention unit, the output terminal of the discharging switch unit, and the buck-boost unit, and the selective control terminal electrically connecting to the logic control unit.