摘要
VDES系统是第二代海上窄带通信系统,旨在实现全球范围内水上VHF频段提供更多、更快的数据交换能力。通过介绍通信协议构架和VDE-SAT半双工TDMA设计方案,给出了VDE通信的链路层设计。
VHF Data Exchange System is 2nd maritime VHF data communication system,aimed to meet increasing demand of maritime VHF data communications.The VDE link layer design scheme was introduced according to the VDES architecture and protocol layer functions and VDE-SAT half duplex time division media access scheme.
作者
安然
李俊成
陈东黎
谷晓鹰
杜璞玉
AN Ran;LI Jun-cheng;CHEN Dong-li;GU Xiao-ying;DU Pu-yu(Shanghai Aerospace Electronic Technology Institute,Shanghai 201109)
出处
《数字技术与应用》
2020年第2期18-19,共2页
Digital Technology & Application
关键词
VDES系统
通信协议构架
时分多址
时隙映射
VHF data exchange system
communication protocol layer
time division media access
slot mapping
