Nonorthogonal quantum states maximize classical information capacity

Preprint

24 March 1997

preprint
Published by arXiv in arXiv

Abstract

I demonstrate that, rather unexpectedly, there exist noisy quantum channels for which the optimal classical information transmission rate is achieved only by nonorthogonal signaling states.

Keywords

CLASSICAL INFORMATION
NONORTHOGONAL QUANTUM
INFORMATION CAPACITY
MAXIMIZE CLASSICAL
OPTIMAL CLASSICAL
STATES MAXIMIZE
QUANTUM STATES
NOISY QUANTUM

All Related Versions

Version 1, 1997-03-24, ArXiv
Version 2, 1997-08-01, ArXiv
Published version: Physical Review Letters, 79 (6), 1162.

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