基于预构建资源的量子纠缠分发方法及相关设备

By parsing the attributes of business requests, determining the shortest path, and obtaining the number of pre-built entangled resources, the problem of low distribution efficiency of pre-built entangled resources in quantum communication networks is solved, and efficient end-to-end entanglement channel establishment is achieved, ensuring normal communication.

CN116405196BActive Publication Date: 2026-07-17BEIJING UNIV OF POSTS & TELECOMM

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
BEIJING UNIV OF POSTS & TELECOMM
Filing Date
2023-01-13
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

How to efficiently distribute pre-built entangled resources in quantum communication networks to establish end-to-end entangled channels between any nodes, especially when the duration of storage units is insufficient to support the duration of services, to ensure normal communication.

Method used

By receiving service requests, parsing their attributes, determining the shortest path in the network topology, and judging whether the service duration is less than the available duration of the storage unit, the storage units on the shortest path are traversed to obtain the number and remaining duration of pre-built entangled resources, and entanglement is performed to establish end-to-end entanglement.

Benefits of technology

This method enables efficient distribution of pre-built entangled resources in quantum communication networks, ensuring the establishment of end-to-end entangled channels between communicating parties, avoiding task interruptions caused by insufficient storage unit duration, and improving network efficiency and reliability.

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Abstract

本公开提供了一种基于预构建资源的量子纠缠分发方法及相关设备,包括:接收业务请求并解析得到业务属性;根据所述业务属性确定所述业务请求在网络拓扑中的最短路径;判断所述业务持续时间是否小于所述网络中存储单元的可持续时间;响应于所述业务持续时间小于所述可持续时间,遍历所述最短路径上包含的所有存储单元,得到所述每个存储单元中存储的预构建纠缠资源的数量及所述预构建纠缠资源在单位周期内的剩余持续时间;根据所述数量及剩余持续时间进行纠缠交换,建立端到端纠缠。本公开实现了利用预构建纠缠资源实现量子存储器中存储单元的动态切分,保证网络可以实现高效预构建纠缠资源分发,最终完成任意节点间的端到端纠缠通道建立。
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