Study of DWMT Modulation Techniques for HFC Networks
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Graphical Abstract
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Abstract
In this paper, discrete wavelet multi-tone modulation techniques for Hybrid Fiber/Coax up-stream are studied. The DWMT modulation techniques with discrete multi-tone are compared. It is proved that DWMT is better than DMT through computer simulation expriments.DWMT has a better spectral performance by carefuly desiging of subchannel and thus has a stronger anti-ICI ability than DMT.
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