The invention discloses a wireless charging system, which is provided with a transmitting end and a receiving end, and the receiving end further comprises a receiving end detection system; the transmitting end detection system comprises a signal generator, a driver, a transmitting circuit and a detection transmitting coil which are communicated in sequence; the receiving end detection system comprises a detection receiving coil, a detection circuit and an auxiliary charging circuit, wherein one of the detection circuit and the auxiliary charging circuit is communicated with the detection receiving coil; the detection receiving coils are at least arranged at two positions, and the detection transmitting coil is at least arranged at one position, and mutual inductance is generated between the detection transmitting coil and the detection receiving coil when the detection transmitting coil is in a working range; at most three detection receiving coils are arranged at one position and facedifferent directions, and at most three detection transmitting coils are arranged at one position and face different directions. On one hand, alignment judgment during wireless charging can be realized, and on the other hand, the auxiliary power supply can be powered to ensure normal operation of wireless charging.
本发明公开了无线充电系统,具有发射端和接收端,接收端还包括:接收端检测系统;发射端检测系统包括依次联通的:信号发生器、驱动器、发射电路和检测发射线圈;接收端检测系统包括:检测接收线圈、检测电路以及辅充电路,检测电路和辅充电路中的一个,与检测接收线圈联通;检测接收线圈至少设置在两个位置;检测发射线圈至少设置在一个位置,处于工作范围内时,检测发射线圈和检测接收线圈之间产生互感;在一个位置的检测接收线圈至多具有三个,且朝向不同;在一个位置的检测发射线圈至多具有三个,且朝向不同。一方面能够实现对无线充电时的对准判断,另一方面可以对辅助电源进行供电,确保无线充电的正常运行。
Wireless charging system
无线充电系统
2020-11-03
Patent
Elektronische Ressource
Chinesisch
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