Nonorthogonal quantum states maximize classical information capacity

被引：64

作者：

Fuchs, CA

机构：

[1] Norman Bridge Laboratory of Physics 12-33, California Institute of Technology, Pasadena, CA

来源：

PHYSICAL REVIEW LETTERS | 1997年 / 79卷 / 06期

关键词：

D O I：

10.1103/PhysRevLett.79.1162

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

I demonstrate that, rather unexpectedly, there exist noisy quantum channels for which the optimal classical information transmission rate is achieved only by signaling alphabets consisting of nonorthogonal quantum states.

引用

页码：1162 / 1165

页数：4

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