Title :
A method for finding orthogonal wavelet filters with good energy tiling characteristics
Author :
Farrell, Thomas C. ; Prescott, Glenn
Author_Institution :
Dept. of Electr. Eng., Kansas Univ., Lawrence, KS, USA
fDate :
1/1/1999 12:00:00 AM
Abstract :
This article describes a method for finding orthogonal wavelet filters with minimum out of tile energy (OTE). An objective function bounding the OTE is found and minimized using the Nelder-Meade simplex algorithm. General results are discussed, and a 22-coefficient filter is presented
Keywords :
FIR filters; filtering theory; wavelet transforms; 22-coefficient filter; FIR filter; energy tiling characteristics; frequency hopped spread spectrum signals; objective function; orthogonal wavelet filters; out of tile energy; simplex algorithm; Feature extraction; Filter bank; Finite impulse response filter; Frequency estimation; Signal design; Signal detection; Spread spectrum communication; Tiles; Time frequency analysis; Tree data structures;
Journal_Title :
Signal Processing, IEEE Transactions on
