首先，本文分析了单频网的组网方式和同步原理。
Firstly, we analyzed the structure of SFN and the principle of the synchronization.
其次，本文提出了单频网适配器实现的整体方案。
Secondly, the integral scheme of SFN adapter's implementation is proposed.
本文详细介绍了单频网适配器的设计原理和结构。
This paper describe the principle and structure of SFN Adapter's design in detail.
本文对于调频同步广播单频网的建设，具有重要的参考价值。
It has the effective leading function for the construction of the FM sound sync-broadcasting single frequency net.
本文所研究的单频网适配器，是实现单频网组网的关键设备之一。
The SFN adapter studied here is one of the key equipments of the SFN.
通过调频同步广播试验组建单频网，可以利用有限的频率资源实现最大化覆盖建设。
We can construct the single frequency by the test, and use the frequency resource to implement the biggest covering.
这种方法已在DVB - T单频网项目中采用，取得了良好效果，不仅便于实现，还有非常好的效果。
This method has been adopted in the DVB-T SFN project. The presented method is not only easy to implement, but also excellent in performance.
最后本文扩展性的论证了GPS接收机失锁情况下，对本文所设计的单频网适配器时间同步所产生的影响。
Finally this expansion of the demonstration of the GPS receiver lost lock circumstances, the single frequency network adapter time synchronization of the impact.
介绍了一个单频网适配器的设计方案，该方案由基于FPGA实现的核心功能模块和基于ARM嵌入式CPU实现的控制模块组成。
This paper introduces a design of single frequency network adaptor, which consists of a core functionality module based on FPGA and a control module based on an ARM embedded CPU.
其中单频网技术的关键问题主要包括单频网的网络规划、单频网的组网模式、覆盖重叠区的接收性能以及单频网中的节目分配网络等等。
The key issues of single frequency network technology includes network planning, networking mode, performance of overlapping coverage of the reception area, and program distribution network and so on.
其中单频网技术的关键问题主要包括单频网的网络规划、单频网的组网模式、覆盖重叠区的接收性能以及单频网中的节目分配网络等等。
The key issues of single frequency network technology includes network planning, networking mode, performance of overlapping coverage of the reception area, and program distribution network and so on.
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