5.8 GHz single transistor microwave motion sensor
A mobile sensor, single-transistor technology, applied in the sensor field, can solve the problems of complex circuit structure and high production cost, and achieve the effects of reducing product volume, low cost, and improving stability
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[0020] The present invention will be further described in detail below in conjunction with the embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
[0021] Concrete implementation process of the present invention is as follows:
[0022] Such as Figure 1 to Figure 3 As shown, a 5.8GHz single-transistor microwave mobile sensor includes a circuit board and a microwave mobile sensor circuit located on the circuit board, and the microwave sensor circuit includes an oscillating frequency mixing unit and a signal transceiver unit, and the oscillating frequency mixing unit The unit and the signal transceiving unit are respectively arranged on the circuit layer and the antenna layer of the multilayer circuit board.
[0023] The oscillation mixing unit is a transistor, and the transistor completes the oscillation and frequency mixing functions in the circuit, and the signal transceiver unit is a microstrip transceiver antenn...
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