Active and passive composite laser holographic radar
A laser holographic, active and passive technology, applied in the direction of instruments, measuring devices, and re-radiation, can solve the problems of high pulse laser peak power, APD saturation, high system cost, etc., to improve imaging sensitivity, increase modulation bandwidth, high The effect of precision distance resolution
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[0024] The present invention will be further described below in conjunction with the accompanying drawings and embodiments, but the protection scope of the present invention should not be limited thereby.
[0025] Schematic diagram of the structure of the active-passive composite laser holographic radar of the present invention, as figure 1 As shown, the active-passive composite laser holographic radar of the present invention consists of a laser 1, a phase modulator 2, a beam splitter 3, a radio frequency signal generator 4, a laser amplifier 5, a transmitting telescope 6, a local oscillator delay 7, and a receiving telescope 8,2 ×2 180° space optical bridge 9, A-way CCD detector 10, B-way CCD detector 11, control computer 12 and image processing 13. Described phase modulator 2 is carried out phase modulation by radio frequency signal generator 4, and described control computer 12 is respectively connected with described laser 1, radio frequency signal generator 4, local osci...
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Abstract
Description
Claims
Application Information
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