Single-response microwave photonic filter-based frequency measurement device and measurement method
A microwave photon and frequency measurement technology, applied in measurement devices, measuring electrical variables, instruments, etc., can solve the problems of easy electromagnetic interference by the enemy, heavy weight, complex structure, etc., and is suitable for long-distance measurement, large bandwidth, The effect of reducing the cost and complexity of measurements
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[0018] Such as figure 1 As shown, the embodiment of the frequency measurement device based on the single-response microwave photonic filter is provided with a broadband light source 1, a Mach-Zehnder fiber interferometer, an electro-optical modulator 5, a fiber amplifier 7, a microwave antenna 6, a dispersion fiber 8, a photoelectric Detector 9 and electric power meter 10. The broadband light source 1 is connected to the input port of the Mach-Zehnder fiber interferometer, the output port of the Mach-Zehnder fiber interferometer is connected to the input port of the electro-optic modulator 5, and the output port of the electro-optic modulator 5 is connected to the fiber amplifier 7. The input port is connected, the electric drive port of the electro-optic modulator 5 is electrically connected with the microwave antenna 6, the output port of the optical fiber amplifier 7 is connected with one end of the dispersion fiber 8, and the other end of the dispersion fiber 8 is opticall...
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