Touch stylus with wireless charging function and operating method thereof
A technology of wireless charging and operation method, applied in the direction of electrical components, circuit devices, electromagnetic wave systems, etc., can solve the problem of easy interference between the charging circuit and the frequency of the AC signal, etc.
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[0046] A specific embodiment of the present invention is a stylus with a wireless charging function. In this embodiment, the touch pen is used to perform touch actions on the touch panel of the electronic device, but not limited to this. First, please refer to figure 1 , figure 1 A functional block diagram of the stylus in this embodiment.
[0047] like figure 1 As shown, the stylus 1 with wireless charging function includes a receiving coil 10 , a resonant circuit 12 , a rectifying circuit 14 and a voltage-stabilizing output circuit 16 . The resonant circuit 12 is coupled to the receiving coil 10 . The rectifier circuit 14 is coupled to the resonance circuit 12 . The regulated output circuit 16 is coupled to the rectifier circuit 14 . In practical applications, the touch pen 1 may further include a rechargeable battery 18 . The rechargeable battery 18 can be coupled to the regulated output circuit 16 for storing the power output by the regulated output circuit 16 for s...
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