IEEE - Institute of Electrical and Electronics Engineers, Inc. - Additive Bounds of Minimum Output Entropies for Unital Channels and an Exact Qubit Formula

Author(s): Motohisa Fukuda ; Gilad Gour
Sponsor(s): IEEE Information Theory Society
Publisher: IEEE - Institute of Electrical and Electronics Engineers, Inc.
Publication Date: 1 March 2017
Volume: 63
Page(s): 1,818 - 1,828
ISSN (Paper): 0018-9448
ISSN (Online): 1557-9654
DOI: 10.1109/TIT.2016.2641455
Regular:

We find an upper bound for the minimum output entropy of a unital quantum channel, and obtain an exact formula for general qubit channels. Our techniques incorporate the Rényi entropies,... View More

Advertisement