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荆州电视台发射中心承担着中央、本省及本地多套电视和调频节目的无线发射任务。长期以来,本地新闻、垄上、精彩三个主要频道的无线播出信号源均采用模拟光端机通过租用有线网络公司专用光纤链路进行传输。近年来,随着电视节目制作系统及播控中心的数字化升级改造的不断深入。为了满足当下的实际需要,并适应今后的发展趋势,我台提出对发射中心信号源传输系统实现数字化升级,并提出双向传输改造的需要。
Jingzhou television transmission center to undertake the central, provincial and local multiple sets of television and FM radio wireless transmission mission. For a long time, the local news, the ridge, the wonderful three major channels of wireless broadcast signal source are used analog optical terminal by leasing wired network company dedicated optical fiber link for transmission. In recent years, with the television program production system and broadcast control center digital upgrade transformation deepening. In order to meet the actual needs of the moment and to adapt to the future development trend, we proposed to digitize the transmission system of transmission center and put forward the need of two-way transmission transformation.