Title :
Asymptotic shaping gains from nonGaussian distributions
Author :
Deliot, E. ; Tait, D.J.
Author_Institution :
Dept. of Electr. Eng., Manchester Univ., UK
Abstract :
Optimum shaping gains are achieved when constellation symbols are sent on the V.34 modem standard in accordance with a Gaussian probability distribution. The distribution can deviate from Gaussian and still give very good gains. Asymptotic gains are given for two simple distributions.
Keywords :
encoding; intersymbol interference; modems; probability; Gaussian probability distribution; V.34 modem standard; asymptotic shaping gains; coding gain; constellation symbols; nonGaussian distributions;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19931449