Send to

Choose Destination
Phys Rev Lett. 2004 Jan 16;92(2):027902. Epub 2004 Jan 15.

Classical capacity of the lossy bosonic channel: the exact solution.

Author information

Massachusetts Institute of Technology-Research Laboratory of Electronics, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139-4307, USA.


The classical capacity of the lossy bosonic channel is calculated exactly. It is shown that its Holevo information is not superadditive, and that a coherent-state encoding achieves capacity. The capacity of far-field, free-space optical communications is given as an example.

Supplemental Content

Full text links

Icon for American Physical Society
Loading ...
Support Center