Weyl-Heisenberg frames for subspaces of L²(R)
classification
🧮 math.FA
keywords
conditionscaseclosedevenfamilyframeframesfunction
read the original abstract
We give sufficient conditions for translates and modulates of a function g in L^2(R) to be a frame for its closed linear span. Even in the case where this family spans all of L^2(R), wou conditions are significantly weaker than the previous known conditions.
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