摘要
视频会商系统是民航气象服务工作的一个重要工具。本文介绍民航服务工作的业务特点,回顾民航气象视频会商系统在各个时期的发展历程,描述多点控制单元、视频终端、视频矩阵以及手拉手式话筒系统的应用情况,重点对比了视频会议系统级联的两种方式,突出了终端背靠背和手拉手话筒系统的技术优势。这套视频会议系统的建设和使用经验,可以为相关部门提供参考和借鉴。
Video conference system is an important tool for civil aviation meteorological services. This paper introduces the operational characteristics of civil aviation services, and reviews the development of civil aviation meteorological video conference system in various periods, describes the application of multi-point control unit, video terminal, video matrix and hand-held microphone system,the technical advantages of the terminal back-to-back and hand-held microphone system are highlighted. This set of video conference system’s construction and use experience can provide reference and reference for relevant departments.
作者
叶雷
YE Lei(Civil Aviation Meteorological Center,Beijing 100015,China)
出处
《电声技术》
2022年第3期109-111,116,共4页
Audio Engineering
关键词
民航气象服务
视频会商系统
多点控制单元
视频矩阵
视频终端
手拉手话筒
civil aviation weather service
video conference system
multi-point control unit
video matrix
video terminal
hand-held microphone