量子网络编码研究进展

Advances in Quantum Network Coding

量子网络编码是一种可以提升量子通信网络效率的技术,最初的XQQ方案验证了量子网络编码的可行性,进而结合量子通信的特点,多样的量子网络编码方案不断被提出。针对量子网络编码方案的演进,总结了量子网络编码的发展和研究现状,分析了量子网络编码的发展方向。大多数的量子网络编码方案围绕信道资源利用、节点类型、网络结构、安全性、实用性以及与经典网络编码的关系等角度展开设计,这些方案或多或少都存在缺陷,需要进一步提升。同时,为将量子网络编码应用于量子信息处理,也提出了很多新的方案。随着量子通信技术的迅猛发展,量子网络编码的研究与应用将为量子互联网的建设带来全新的思路。

Quantum network coding is a technology which can improve the efficiency of quantum communication network.The original XQQ scheme verified the feasibility of quantum network coding.Furthermore,in combination with the characteristics of quantum communication,a variety of quantum network coding schemes have been proposed.This paper summarizes the development and research status of quantum network coding,and analyzes the development direction of quantum network coding.Most schemes are designed around channel resource utilization,node types,network structure,security,practicability and the relationship with classical network coding.These schemes have some defects and still need to be improved.Meanwhile,some researchers applied quantum network coding schemes to quantum information processing technology and proposed some new schemes.With the rapid development of quantum communication technology,the research and application of quantum network coding will bring new ideas for the construction of quantum internet.