Multiresolution Signal Decomposition Transforms, Subbands, and Wavelets phần 5 pps

... 3. 65( a), which in turn can be ma- nipulated into Fig. 3. 65( b) using the noble identities of Fig. 3.7. From Fig. 3. 65( b) and (c), we can write 3.9. TWO-DIMENSIONAL SUBBAND DECOMPOSITION ... follows. From Eqs. (3.3 15) , (3.327), and (3.329), 250 CHAPTER 3. THEORY OF SUBBAND DECOMPOSITION Now if we can make then Eq. (3.333) reduces to X(z) = T...

Ngày tải lên: 08/08/2014, 01:21

... 347 5. 4.2 Gaussian and Binomial Distributions 350 5. 4.3 Band-Pass Filters 353 5. 5 Time-Frequency Localization 355 5. 5.1 Localization in Traditional Block Transforms 355 5. 5.2 Localization ... M-Band Filter Banks 355 5. 5.3 Localization in Dyadic and Irregular Trees 360 5. 6 Block Transform Packets 362 5. 6.1 From Tiling Pattern to Block Transform Pac...

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... 1 1 1 1 1 1 1 1 1. 750 1.367 0.987 0.419 -0. 250 -0.919 -1.487 -1.867 1 .50 0 0 .59 9 -0. 353 -1. 252 -1 .50 0 -0.869 -1.487 1 .52 2 1. 250 -0.1 25 -1.133 -1. 051 0. 250 1. 258 0. 353 -1.081 1.000 -0. 653 -1.000 0.270 1.000 -0.270 0.633 0. 653 0. 750 -0.890 -0.280 0.769 -0. 250 -0 .58 9 -1.000 -0.316 0 .50 0 -0.816 0. 353 0.162 -0 .50 0 0 .54 4 0.780 0.108 0. 250 ... filters,...

Ngày tải lên: 08/08/2014, 01:21

... computing power and digital storage technologies along with new digital signal 3.2. BANDPASS AND MODULATED SIGNALS 131 Figure 3. 15: The spectrum of a band-pass signal. Figure 3.16: ... subband signal coding. The basic objective is to divide the signal frequency band into a set of uncorrelated frequency bands by filtering and then to encode each of thes...

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... (3.74) 158 CHAPTER 3. THEORY OF SUBBAND DECOMPOSITION approaches, which in turn reveals the connection between block transforms, lapped transforms, and subbands. 3 ,5. 1 The M-Band ... even trans- lates (except n=0), and orthogonal to {hi(n}} and its even translates. 3 .5. M-BAND FILTER BANKS 159 Figure 3.32: Maximally decimated M-band FIR QMF str...

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... TAP 0.03489 755 8217 851 5 -0.01098301946 252 854 -0.06286 453 934 951 963 0.22390772089 256 8 0 .55 6 856 99 353 14 45 0. 357 9763049972 85 -0.02390027 056 1131 45 -0.0 759 4096379188282 16 TAP 0.0219 359 8203004 352 0.00 157 8616497663704 -0.060 254 491028 752 81 -0.011890 659 62 053 91 0.13 753 79 156 366 25 0. 057 454 50 056 390939 -0.3216702961 658 93 -0 .52 872027 154 5339 -0.2 9...

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... REPRESENTATIONS Figure 5. 15: Frequency responses of (a) 2 x 2. 4 x 4 and 8x8 DOT, and (b) 2-band. 4-band, and 8-band binomial QMF-based hierarchical structure. 5. 5.3 Localization in Dyadic and Irregular ... 7.1611 0. 058 9 0.0262 0.0043 0.0196 0.0020 0.0047 0.0020 0.1211 0.1881 0.0136 0.0032 0.0032 0.0012 0.0004 0.0002 0. 056 7 0.1987 0.00 25 0.0014 0.0019 0.0061 0.0...

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... BER for narrow-band interference, SIR — — 15 dB, (b) BER for time- localized wide-band Gaussian jammer, 10% duty cycle, and SIR = — 15 dB. 6.2. MULTIRESOLUTION SIGNAL DECOMPOSITION ... and L. R. R,abiner, "A Unified Approach to Short-Time Fourier Analysis and Synthesis," Proc. IEEE, Vol. 65, pp. 155 8- 156 4, 1977. M. J. Bastiaans, "Gabor&...

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... 0961046 -0.001 152 224 852 •0.0 051 9 452 4026 0.011362 459 244 0.0188672 353 78 -0. 057 464234429 -0.039 652 64 851 7 0.2936673908 95 0 .55 3126 452 562 0.307 157 326198 -0.0471127388 65 -0.068038127 051 0.027813640 153 0.0177 358 37438 -0.010 756 31 851 7 -0.004001012886 0.002 652 6 659 46 0.0008 955 9 452 9 -0.00041 650 057 1 -0.000183829769 0.000044080 354 0.000022082 857 -0.000002...

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... TSA recommends the best subband tree, regular or irregular tree (equal or unequal bandwidth subbands), consisting of two-band and/ or three-band (equal bandwidth) prototype filter ... Saulnier, M. J. Medley and P. K. Das, " ;Wavelets and Filter Banks in Spread Spectrum Communication Systems," in A. N. Akansu and M. J. T. Smith, Eds., Subband and W...

Ngày tải lên: 08/08/2014, 01:21