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Half-band Filter" r! }/ [7 M0 j$ h7 g6 L
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As previously described, every second filter coefficient for a half-band filter with an odd number of terms is zero. When specifying the filter coefficient data for this filter class, the zero value entries must be included in the coefficient file. For example, the filter coefficient file that specifies the filter impulse response in Figure 3-43 is shown in Figure 3-44.) ~, C3 g6 V6 o3 @, m6 q% q
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