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天津广电利用现有的光传输网络(OTN)传输农网数字电视信号,充分利用OTN网络实时性传输,保护机制完善的特点,采用双路由,双链路及主备端口方式,结合核心1、核心2、总前端及各区县分前端编码设备的主备配置,保证了农网数字电视信号稳定传输。
Tianjin Radio and Television Broadcasting Network (OTN) to transmit digital television signals in rural areas, take full advantage of real-time OTN network transmission, the protection mechanism of the improved features of dual-routing, dual-link and the main port mode, combined with the core 1, Core 2, the total front-end and sub-county front-end encoding equipment, the main configuration, to ensure the stable transmission of rural television digital television signals.