Capacities of Quantum Channels and Quantum Coherent Information

  • Authors:

  • Michael Westmoreland;Benjamin Schumacher

  • Affiliations:

  • -;-

  • Venue:
  • QCQC '98 Selected papers from the First NASA International Conference on Quantum Computing and Quantum Communications
  • Year:
  • 1998

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Abstract

We derive relation between a quantum channel's capacity to convey classical information and its ability to convey quantum information. We also show that these properties of a quantum channel are related to the channel's ability to convey quantum coherent information.