FPGA-Based Networked Phasemeter for a Heterodyne Interferometer
NASA’s Jet Propulsion Laboratory
Friday, May 01 2009
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A document discusses a component of a laser metrology system designed to measure displacements along the line of sight with precision on the order of a tenth the diameter of an atom. This component, the phasemeter, measures the relative phase of two electrical signals and transfers that information to a computer.
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