Discretized Gabor Frames of Totally Positive Functions
classification
💻 cs.IT
cs.NAmath.ITmath.NA
keywords
framesgaboreverygenerateslatticerectangularwindowsclass
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In this paper a large class of universal windows for Gabor frames (Weyl-Heisenberg frames) is constructed. These windows have the fundamental property that every overcritical rectangular lattice generates a Gabor frame. Likewise, every undercritical rectangular lattice generates a Riesz sequence.
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