Accessible Requires Authentication Published by De Gruyter December 1, 2011

Unified conditions for wavelet frames

Dengfeng Li, Guochang Wu and Xiaohui Yang
From the journal


The main purpose of this paper is to establish a necessary condition and two sufficient conditions ensuring that the shift-invariant system is a frame for . As some applications, the results are used to obtain some known conclusions about wavelet frames and Gabor frames.

Received: 2010-04-04
Revised: 2010-12-24
Published Online: 2011-December
Published in Print: 2011-December

de Gruyter 2011