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Author:

李云章 (李云章.) (Scholars:李云章) | 赵静 (赵静.)

Indexed by:

CQVIP CSCD

Abstract:

因其在数字信号处理的潜在应用,近年来,离散Gabor分析引起了众多学者的关注.本文研究整数集Z的离散周期子集S上的Gabor分析.众所周知,当S≠Z时, l~2(Z)的Gabor框架到l2(S)上的投影不可能穷尽l~2(S)的所有Gabor框架.本文引入了弱Gabor双框架(weak Gabor bi-frame,WGBF),其推广了Gabor双框架的概念,得到了l~2(S)上WGBF的Zak变换域刻画和时域刻画.所得结果即使S=Z时仍是新的,并给出了一些例子.

Keyword:

双框架 Gabor框架 弱Gabor双框架 离散Gabor分析 框架

Author Community:

  • [ 1 ] 北京工业大学应用数理学院

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Source :

中国科学:数学

Year: 2018

Issue: 12

Volume: 48

Page: 1803-1818

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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