On quantum capacity and its bound

被引：13

作者：

Ohya, M ^{[1
]}

Volovich, IV

机构：

[1] Tokyo Univ Sci, Dept Informat Sci, Noda, Chiba 2788510, Japan

[2] VA Steklov Math Inst, Moscow 117966, Russia

来源：

INFINITE DIMENSIONAL ANALYSIS QUANTUM PROBABILITY AND RELATED TOPICS | 2003年 / 6卷 / 02期

关键词：

quantum mutual entropy; quantum capacity; Holevo bound;

D O I：

10.1142/S0219025703001171

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

The quantum capacity of a pure quantum channel and that of classical-quantum-classical channel are discussed in detail based on the fully quantum mechanical mutual entropy. It is proved that the quantum capacity generalizes the so-called Holevo bound.

引用

页码：301 / 310

页数：10

共 21 条

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