A simple design method for near-perfect-reconstruction nonuniformfilter banks

  • Authors:
  • Jianlin Li;T.Q. Nguyen;S. Tantaratana

  • Affiliations:
  • PictureTel Corp., Reading, MA;-;-

  • Venue:
  • IEEE Transactions on Signal Processing
  • Year:
  • 1997

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Abstract

In this correspondence, we propose a simple design method for nonuniform integer-decimated filter banks based on a uniform cosine-modulated filter bank. The resulting distortion and aliasing are comparable to the stopband attenuation of the prototype filter. Examples are given to demonstrate the proposed method