Efficient Design of Cosine-Modulated Filter Banks via Convex Optimisation

Publisher:
IEEE-Inst Electrical Electronics Engineers Inc
Publication Type:
Journal Article
Citation:
IEEE Transactions On Signal Processing, 2009, 57 (3), pp. 966 - 976
Issue Date:
2009-01
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This paper presents efficient approaches for designing cosine-modulated filter banks with linear phase prototype filter. First, we show that the design problem of the prototype filter being a spectral factor of 2 Mth-band filter is a nonconvex optimizati
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