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Two conditions for nonuniform Gabor frames
被引:0
|
作者
:
Liu Youming
论文数:
0
引用数:
0
h-index:
0
机构:
Beijing Univ Technol, Dept Appl Math, Beijing 100022, Peoples R China
Beijing Univ Technol, Dept Appl Math, Beijing 100022, Peoples R China
Liu Youming
[
1
]
机构
:
[1]
Beijing Univ Technol, Dept Appl Math, Beijing 100022, Peoples R China
来源
:
ACTA MATHEMATICA SCIENTIA
|
2006年
/ 26卷
/ 03期
关键词
:
wavelet;
Gabor frame;
density;
D O I
:
10.1016/S0252-9602(06)60065-9
中图分类号
:
O1 [数学];
学科分类号
:
0701 ;
070101 ;
摘要
:
A necessary condition is given for general nonuniform Gabor frames, which generalizes Benedetto and Walnut's theorem. A sufficient and necessary condition for a class of nonuniform Gabor frames is proved.
引用
收藏
页码:415 / 420
页数:6
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