Proceedings of the American Mathematical Society

Author(s): Qingtang Jiang
Journal: Proc. Amer. Math. Soc. 126 (1998), 561-567.
MSC (1991): Primary 42C05, 42C99
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Abstract: Let $W(\psi; x, y)$ be the wideband ambiguity function. It is obtained in this note that $y^{-\frac {\alpha +2}2}W(\psi; x, y) (\alpha >-1)$ is $SO(2)$

-invariant if and only if the Fourier transform of $\psi$ is a Laguerre function.

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