Airborne frequency-division laser three-dimensional imaging device and imaging method thereof
A laser three-dimensional imaging and frequency divider technology, which is applied in the field of laser radar and laser three-dimensional scanners, can solve the problems of ranging distance and laser repetition frequency, code misalignment, long pulse interval time, etc., and achieve the goal of increasing processing complexity Effect
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[0029] The present invention will be further described below in conjunction with example and accompanying drawing, but should not limit protection scope of the present invention with this.
[0030] see first figure 1 , figure 1 It is a structural schematic diagram of the airborne frequency-division laser three-dimensional imaging device of the present invention. Taking two-frequency division as an example, it can be seen from the figure that the airborne frequency-division laser three-dimensional imaging device of the present invention includes a signal generator 1, a signal frequency divider 2, a laser 3. Echo detector 4, shaper 5, multi-channel time measurement circuit 6, scanning mirror 7, angle encoder 8, code counting circuit 9, data synchronous collector 10 and data processing module 11, the connection relationship of the above components as follows:
[0031] The periodic square wave generated by the signal generator 1 is input to the signal frequency divider 2 and t...
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