| 震区广播电视应急移动卫星基站的搭建和运维探讨 |
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| 引用本文： | 李向坤,贾立高,安疆.震区广播电视应急移动卫星基站的搭建和运维探讨[J].广播与电视技术,2008,35(10). |
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| 作者姓名： | 李向坤 贾立高 安疆 |
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| 作者单位： | 甘肃广播电影电视总台微波传输中心 |
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| 摘 要： | 应对突发特大自然灾害是广播电视技术保障的重要组成部分,特大自然灾害中心区的广播电视主要任务一是覆盖,二是广播电视新闻实时回传.在5.12汶川特大地震发生后,高裂度破坏区广播电视基础设施遭到毁灭性破坏,特别是保障广播电视新闻回传成为困难最大,挑战性最强的任务之一.本文针对震区广播电视宣传需要和回传设施的实际情况,论述了卫星直播车和移动卫星基站是最快捷、最易实现、效率最高的传输手段.通过在严重破坏区搭建卫星移动基站的实践,对基站的工程设计、设备的选型,系统的维护运行做了详细论述和探讨,寄企于不断提高广播电视宣传应对特大自然灾害的能力.
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| 关 键 词： | 广播电视 新闻回传 震区技术保障 移动卫星基站 搭建与维护 |
Construction and Operation of Broadcasting Emergency Moving Satellite Base in Seismic Area |
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| Abstract: | Dealing with serious natural calamities is an important part of broadcasting technical guarantee.In the Wenchuan earthquake, almost all broadcasting facilities, especially as news return networks, are damaged in serious disaster counties. To recover live broadcasting, the Microwave Transmission Center in the Gansu Head Station of Radio, Film and Television has built a moving satellite transmission platform urgently in the Wen county of the Gansu province. This satellite platform has had working time of more... |
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