Develops a general framework using local spatial-frequency analysis to model near-field grating lobes as aliasing and derives closed-form aliasing-free regions for uniform linear and circular arrays.
Spatial Aliasing for Nearfield Sensor Arrays,
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Aliasing in Near-Field Array Ambiguity Functions: a Spatial Frequency-Domain Framework
Develops a general framework using local spatial-frequency analysis to model near-field grating lobes as aliasing and derives closed-form aliasing-free regions for uniform linear and circular arrays.