Bluetooth communication circuit and vehicle key containing the same
AssigneesInventec (Pudong) Technology Corporation, Inventec Corporation
InventorYou Zhang
Life of this patent
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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.
Claims16
A Bluetooth communication circuit, comprising:
- a microcontroller configured to provide a Bluetooth signal;
- a surface acoustic wave filter signally connected to the microcontroller;
- an antenna component signally connected to the surface acoustic wave filter;
- a first matching inductor connected between the microcontroller and the surface acoustic wave filter with one end, and connected to a common ground with another end;
- and
- a second matching inductor connected between the antenna component and the surface acoustic wave filter with one end, and connected to the common ground with another end.
Dependencies are inferred from the claim text.