Benjamin Schumacher, Michael Westmoreland
Abstract
This paper extends previous results about the classical information capacity of a noiseless quantum-mechanical communication channel to situations in which the final signal states are mixed states, that is, to channels with noise.
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This paper extends previous results about the classical information capacity of a noiseless quantum-mechanical communication channel to situations in which the final signal states are mixed states, that is, to channels with noise.
Key concepts: Physics, Classical capacity, Quantum channel, Amplitude damping channel, Quantum, Channel (broadcasting), Quantum information science, Quantum information