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The Commitment Capacity of the Gaussian Channel Is Infinite

Nascimento, Anderson C. A. Nascimento ; Barros, J. ; Skudlarek, S.S. ; Imai, H. I.

IEEE Transactions on Information Theory Vol. 54, Nº 6, pp. 2785 - 2789, June, 2008.

ISSN (print): 0018-9448
ISSN (online): 1557-9654

Scimago Journal Ranking: 3,85 (in 2008)

Digital Object Identifier: 10.1109/TIT.2008.921686

Abstract
We prove that the commitment capacity of the power-constrained
Gaussian channel, i.e., the optimal rate at which this channel can
be used for implementing commitment schemes, is infinite.