“萌芽杯”参赛论文“一种新型调频广播设备的实现技术”阶段性成果论文自控1001吴浩冉宋松齐张洋于文龙目录摘要............................................................................................................................11．选题背景及方案确定..............................................................................................21.1选题背景..............................................................................................................21.2方案分析及确定..................................................................................................32.方案的原理介绍.........................................................................................................52.1总体框架分析......................................................................................................52.2各主要功能模块的基本原理..............................................................................62.2.1音频信号处理模块........................................................................................62.2.2数字信号处理模块........................................................................................62.2.3射频处理模块..............................................................................................162.2.4控制与显示模块..........................................................................................213．硬件实现................................................................................................................243.1主体硬件实现框架............................................................................................243.2各关键模块的硬件设计与实现........................................................................243.2.1模拟音频采集电路的设计..........................................................................243.2.2数字音频接收电路的设计..........................................................................263.2.3FPGA相关电路的设计..............................................................................273.2.4DDS芯片外围电路设计.............................................................................293.2.5射频电路的设计..........................................................................................303.2.6控制与显示电路的设计..............................................................................324．测试结果与仿真验证............................................................................................354.1试验机的单机测试方法和结果........................................................................354.2组建同步广播网的分析....................................................................................395．项目的创新点与优势............................................................................................415.1使用数字信号处理技术....................................................................................415.2使用FPGA作为开发平台................................................................................415.3实现单频同步广播............................................................................................426．推广前景与进一步完善........................................................................................446.1推广前景..................................................................................................
