Shenzhen Microbt Electronics Technology Co., Ltd.

Jianli Wei

Zuoxing Yang

Yang Gao

Yuefeng Wu

A resonant tank circuit includes: a number-of-turns variable transformer unit, having an input end coil and an output end coil, the input end coil including at least two first connection ends and a second connection end, where a number of coil turns between each of the first connection ends and the second connection end is not equal; a switch switching unit, having a control end, a first input end, and at least two first output ends, where a quantity of the first output ends is equal to a quantity of the first connection ends, the first output ends are electrically connected to the first connection ends in a one-to-one manner, and the switch switching unit is configured to turn on a circuit connection between the first input end and one of the at least two first output ends according to a control signal received by the control end.

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GUANGDONG, China

Jianli Wei