天气预报会商录播系统多媒体数据库的设计  

Design of Multimedia Database of HD Weather Forecast VOD System

作　　者：梁小雨[1] 陈永涛[1] 黄珣[1] 陈文琴[1] 

机构地区：[1]国家气象信息中心,北京100081

出　　处：《电视技术》2014年第8期105-108,共4页Video Engineering

基　　金：中国气象局"天气预报会商系统改造项目"资助

摘　　要：中国气象局高清录播系统是天气预报高清电视会商系统的重要组成部分,是一套涉及硬件编码、存储和软件应用的网络多媒体平台。首先结合气象行业的实际业务需求,阐述了系统的体系结构、硬件平台设计。从系统多媒体数据库设计入手,介绍了该系统媒体数据库采用的关键技术,并详细描述核心模块设计。最后结合录播系统投入业务后的使用情况,借助统计数据说明高清录播系统对气象预报等业务服务支撑的作用。High-definition weather forecast VOD system is an important part of high-definition video conference in China Meteorological Administration（CMA）.The system integrates hardware encoding and software applications. The actual business requirements of the meteorological industry are combined, and the functions of HD weather forecast VOD system is proposed. The architecture of VOD system, the design of hardware platform and software module function are described in detail. Starting from the perspective of the multimedia database designing, the key technology and the core modules are described. At last, based on the service conditions and the statistical data, the VOD system provides amount of business services support for weather forecasting.

关 键 词：天气预报 高清录播系统 多媒体数据库 NET技术 服务器 

分 类 号：TN919.85[电子电信—通信与信息系统]