Bluetooth communication circuit and vehicle key containing the same
Abstract:
A Bluetooth communication circuit, comprising: a microcontroller for providing a Bluetooth signal; a surface acoustic wave filter signally connected to the surface acoustic wave filter; an antenna component signally connected to the surface acoustic wave filter; a first matching inductor, with one end connected between the microcontroller and the surface acoustic wave filter and with another end connected to a common ground; and a second matching inductor, with one end connected between the surface acoustic wave filter and the antenna assembly and with another end connected to the common ground.
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