Sending classical information via noisy quantum channels
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.
- Publication:
-
Physical Review A
- Pub Date:
- July 1997
- DOI:
- 10.1103/PhysRevA.56.131
- Bibcode:
- 1997PhRvA..56..131S
- Keywords:
-
- 03.65.Bz;
- 42.50.Dv;
- 89.70.+c;
- Nonclassical states of the electromagnetic field including entangled photon states;
- quantum state engineering and measurements;
- Information theory and communication theory