0403188v1

related topics
{information, entropy, channel}
{error, code, errors}
{let, theorem, proof}
{alice, bob, state}
{key, protocol, security}
{state, states, coherent}
{states, state, optimal}

Zero-error capacity of a quantum channel

Rex A. C. Medeiros, Francisco M. de Assis

abstract: We define the quantum zero-error capacity, a new kind of classical capacity of a noisy quantum channel. Moreover, the necessary requirement for which a quantum channel has zero-error capacity greater than zero is also given.

oai_identifier:
oai:arXiv.org:quant-ph/0403188
categories:
quant-ph
comments:
One page abstract accepted for presentation at Foundations of Quantum Information - FQI04 - Italy
arxiv_id:
quant-ph/0403188
journal_ref:
IJQI, vol. 3(1), pp.135-139, 2005.
created:
2004-03-26

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