Qubit Channels Can Require More Than Two Inputs to Achieve Capacity

Christopher King; Michael Nathanson; Mary Beth Ruskai

doi:10.1103/PhysRevLett.88.057901

Qubit Channels Can Require More Than Two Inputs to Achieve Capacity

量子物理 2009-11-07 v1

作者: Christopher King , Michael Nathanson , Mary Beth Ruskai

在 arXiv 上查看 ↗ PDF ↗ DOI ↗

摘要

We give examples of qubit channels that require three input states in order to achieve the Holevo capacity.

引用

@article{arxiv.quant-ph/0109079,
  title  = {Qubit Channels Can Require More Than Two Inputs to Achieve Capacity},
  author = {Christopher King and Michael Nathanson and Mary Beth Ruskai},
  journal= {arXiv preprint arXiv:quant-ph/0109079},
  year   = {2009}
}