【摘要】 通过分析地面数字电视广播单频网调制器的同步工作原理,介绍了如何利用SDRAM实现单频网调制器的延时同步功能,并重点论述了SDRAM控制器的设计.该设计基于FPGA,采用Verilog HDL硬件描述语言进行编程实现,具有较好的通用性,可适用于其它需要大容量缓存的应用场合.更多还原

【Abstract】 This paper analyzed the principle of synchronization for digital terrestrial video broadcasting single frequency networks,presented how to implement synchronization function by using SDRAM,and described the design of SDRAM controller in detail.The design is implemented using Verilog HDL based on FPGA,which has a good compatibility that can be used in other mass storage applications.更多还原