Correlation sampling based laser multi-pulse ranging system
A technology of laser pulse and ranging system, which is applied in the direction of radio wave measurement system, measuring device, electromagnetic wave re-radiation, etc. It can solve the problems of difficult accurate measurement and short short-range echo time, so as to improve accuracy, reduce sampling time, The effect of increasing the ranging speed
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[0026] See figure 1 The laser multi-pulse ranging system based on correlation sampling described in this embodiment is provided with a clock control circuit module 1, a laser pulse transmitting module 2, a laser pulse receiving module 3, and a time information processing module 4; figure 1 Among them, the mark 5 indicates the spectroscope; the mark P indicates the object to be measured.
[0027] The clock control circuit module 1 has two clock signal output terminals, one of the clock signal output terminals is connected to the input terminal of the laser pulse emission module 2, the other clock signal output terminal is connected to the input terminal of the time information processing module 4, and the laser pulse emission module 2 outputs The output laser is irradiated on the measured object P, and the input end of the laser pulse receiving module 3 receives the echo pulse reflected by the measured object P and outputs it to the time information processing module 4 for calculati...
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