Two-Channel Quadrature Mirror Filter Bank: An Overview

Table 1

Comparison of various nearly PR algorithms for design of two-channel QMF bank based on significant parameters for 𝑁=32.

Methods	PRE (dB)	𝐸𝑝	𝐸𝑠	𝐴𝑠 (dB)	𝐴𝐼 (dB)
Jain-Crochiere [27]	0.015	2.30×10^−8	1.50×10^−6	33.00	44.25
Chen-Lee [28]	0.016	2.11×10^−8	1.55×10^−6	34.00	44.40
Gradient method [38]	0.016	2.64×10^−8	3.30×10^−6	33.60	35.00
Sahu [31]	0.027	1.45×10^−8	2.76×10^−6	33.93	44.25
Upender et al. [33]	0.015	2.35×10^−8	5.79×10^−6	36.87	44.75
Lu-Xu-Antoniou [30]	0.015	1.50×10^−8	1.54×10^−6	35.00	44.30
Xu-Lu-Antoniou [29]	0.031	3.50×10^−8	5.71×10^−6	35.00	43.60
Steepest Descent [36]	0.050	9.84×10^−7	8.36×10^−6	34.56	40.00
Kumar et al. [32]	0.010	7.42×10^−9	1.27×10^−6	36.59	43.50
Ghosh [46]	0.0085	2.48×10^−8	3.16×10^−6	36.91	44.88
Bergovic [20]	0.009	0.155	6.54×10^−8	49.20	61.00
Algorithm in [37]	0.023	3.05×10^−8	5.08×10^−6	35.40	44.10