DocumentCode
1443402
Title
Quantum data processing
Author
Ahlswede, Rudolf ; Löber, Peter
Author_Institution
Fak. fur Math., Bielefeld Univ., Germany
Volume
47
Issue
1
fYear
2001
fDate
1/1/2001 12:00:00 AM
Firstpage
474
Lastpage
478
Abstract
We prove a data processing inequality for quantum communication channels, which states that processing a received quantum state may never increase the mutual information between input and output states
Keywords
information theory; quantum communication; telecommunication channels; data processing inequality; input states; mutual information; output states; quantum communication channel; received quantum state; Communication channels; Data processing; Entropy; Information theory; Linear matrix inequalities; Mutual information; Probability distribution; Quantum mechanics; Stochastic processes; Upper bound;
fLanguage
English
Journal_Title
Information Theory, IEEE Transactions on
Publisher
ieee
ISSN
0018-9448
Type
jour
DOI
10.1109/18.904565
Filename
904565
Link To Document