It is argued here that owing to an improper comparison with the ``classical'' discrete-time cross-ambiguity function (DTXAF), Bekir [J. Acoust. Soc. Am. 94, 817–826 (1993)] failed to demonstrate the alleged unaliasing property of his DTXAF.
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机译：本文认为，由于与``经典''离散时间交叉歧义函数（DTXAF）的不正确比较，Bekir [J. co Soc。上午。 94，817–826（1993）]未能证明其DTXAF的无别名财产。
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