Automatic digitalized level control method
A technology of automatic level and control method, applied in the field of signal sources, can solve the problems of large debugging workload, cumbersome process, long loop stabilization time, etc., to reduce design cost and complexity, improve work efficiency, and fast stabilization speed. Effect
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[0028] Below in conjunction with accompanying drawing and specific embodiment the present invention is described in further detail:
[0029] The basic idea of the present invention is: by analyzing the characteristics of the output signal of the analog power monitoring circuit, a digital automatic level control method is proposed. The digital processing can effectively reduce the cost and technical complexity of the automatic level control circuit, and is beneficial to improve the work efficiency of system debugging.
[0030] Specifically, combine image 3 As shown, the signal source output circuit includes an amplitude controller, a signal conditioning circuit, a coupler and a digital automatic level control circuit.
[0031] The digital automatic level control circuit includes a wave detector, an ADC conversion circuit, an FPGA circuit, a DAC conversion circuit and a driver. The input signal passes through the amplitude controller, the signal conditioning circuit and the...
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