Coherent detection scheme for FM chirped laser radar

Optics: measuring and testing – Range or remote distance finding – With photodetection

Reexamination Certificate

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C356S005100, C356S005150

Reexamination Certificate

active

07742152

ABSTRACT:
An optical homodyne detection scheme for FM chirped lidar is described. The system performs de-chirping within a photodetector, and it does not require high-speed photo-detection or RF mixing. Embodiments are also described for dealing with phase noise.

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