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Curves on torus layers and coding for continuous alphabet sources

Author(s):
Campello, Antonio ; Torezzan, Cristiano ; Costa, Sueli I. R. ; IEEE
Total Authors: 4
Document type: Journal article
Source: 2012 IEEE INTERNATIONAL SYMPOSIUM ON INFORMATION THEORY PROCEEDINGS (ISIT); v. N/A, p. 5-pg., 2012-01-01.
Abstract

In this paper we consider the problem of transmitting a continuous alphabet discrete-time source over an AWGN channel. The design of good curves for this purpose relies on geometrical properties of spherical codes and projections of N-dimensional lattices. We propose a constructive scheme based on a set of curves on the surface of a 2N-dimensional sphere and present comparisons with some previous works. (AU)

FAPESP's process: 09/18337-6 - Lattices and codes: perspectives in cryptography
Grantee:Antonio Carlos de Andrade Campello Junior
Support Opportunities: Scholarships in Brazil - Doctorate (Direct)