实时视频安全传输卫星通信系统设计  

Design of a satellite communication system for real-time video secure transmission

作　　者：王毅[1] 高誉阁 WANG Yi;GAO Yuge(Space Star Technology Co.,Ltd.,China Academy of Space Technology,Beijing 100086,China)

机构地区：[1]中国空间技术研究院航天恒星科技有限公司,北京100086

出　　处：《通信与信息技术》2024年第6期78-82,104,共6页Communication & Information Technology

摘　　要：卫星通信解决了没有地面网络覆盖的通信问题,如沙漠、大海、森林中的通信。随着通信业务的发展,用于军方、政府及保密单位的通信越来越普遍。在特殊时期具有简单、快速部署、高安全通信特点的卫星通信系统得到大量应用,对数据传输的安全性、实时性和可靠性提出了更高要求。设计的实时视频安全传输系统是在卫星通信系统基础上植入加解密、编解码等技术实现安全视频实时传输要求,提升了偏远及极端环境地区数据传输的可靠性和便利性。方案从系统组成、工作机制、系统规格及实物部署方面进行设计,对通信卫星系统数据安全、加密通信的研制和发展有较强指导意义。Satellite communication is an effective measure to solve the need to establish communication without ground network coverage such as desert,sea,forest,etc.With the development of communication services,the communication used for military,govern⁃ment and secret units is becoming more and more common.In the special period,the satellite communication system with the character⁃istics of simple,rapid deployment and high security communication has been widely used,which puts forward higher requirements for the security,real-time and reliability of data transmission.The designed real-time video secure transmission system is based on the sat⁃ellite communication system implanted encryption and decryption,codec and other technologies to achieve the requirements of secure video real-time transmission,improve the reliability and convenience of data transmission in remote and extreme environment areas.The scheme is designed from the aspects of system composition,working mechanism,system specification and physical deployment,which has a strong guiding significance for the research and development of data security and encrypted communication of communica⁃tion satellite system.

关 键 词：卫星通信 单路单载波 实时传输 数据安全 加解密 

分 类 号：TN927.2[电子电信—通信与信息系统]