一种光安全通信系统及光安全通信方法
By utilizing an all-optical chaotic source and vector beam encryption/decryption method in an optical secure communication system, the problem of insufficient security in optical communication is solved, achieving higher security and resistance to atmospheric turbulence.
CN117155535BActive Publication Date: 2026-07-17TIANFU XINGLONG LAKE LAB
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- TIANFU XINGLONG LAKE LAB
- Filing Date
- 2023-08-31
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
Existing optical communication technologies lack sufficient security, and traditional mathematical encryption methods are no longer secure when facing high-performance computers.
Method used
An optically secure communication system is adopted, which utilizes the first and second communication systems connected by an atmospheric channel. Through a chaotic source, a selection switch, a carrier generation unit, an encryption unit, and a transmission unit, a chaotic key is generated by the all-optical chaotic source for encryption and decryption, and information is transmitted using a vector beam.
Benefits of technology
It improves the security and resistance to atmospheric turbulence in optical communication, ensuring communication quality.
✦ Generated by Eureka AI based on patent content.
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Figure CN117155535B_ABST
Abstract
本申请提供一种光安全通信系统及光安全通信方法，涉及通信技术领域。本申请提供的光安全通信系统包括通过大气信道进行通信的第一通信系统及第二通信系统。所述第一通信系统包括第一混沌源、选择开关、载波生成单元、加密单元及第一传输单元，所述第二通信系统包括第二混沌源、控制开关、第二传输单元及解密单元。该系统通过双混沌源产生混沌密钥，采用混沌密钥基于物理层的加密方式相对于现有技术中基于算法加密的方式具有更高的安全性，可以提高光通信的安全性。另外，相比于常规高斯光束，采用载波生成单元生成的矢量光束进行信息传输，具有一定的抗大气湍流性特性，保证光通信质量。
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