ATSC标准中8-VSB调制器的算法改进及FPGA设计实现  

Advanced Algorithm of ATSC 8-VSB Modulation and Implementation of FPGA Design

作　　者：黄航[1] 史松涛[1] 林平分[1] 杨冬勤[1] 

机构地区：[1]北京工业大学北京市嵌入式系统重点实验室,北京100124

出　　处：《电视技术》2011年第7期7-10,14,共5页Video Engineering

摘　　要：重点介绍了ATSC标准的8-VSB系统构架以及FPGA系统的具体实现方案。根据具体标准的参数要求,分析了ATSC标准。基于改进的维弗法,提出了频率范围可变的低中频数字信号输出解决方案,给出了系统硬件的设计步骤,并给出实测结果。The 8-VSB standard of Advanced Television Systems Committee （ATSC） is focused on and the architecture of system is discussed, then concrete implement of FPGA system are given. According to parameter of ATSC standard, analysis of ATSC standard is given. Based on the advanced weaver method, the scheme of the digital intermediate frequency which is changeable is put forward. Design of hardware-system process and the simulation results are given step by step.

关 键 词：ATSC 8-VSB 调制器 频谱成型滤波器 多采样速率转换 FPGA 

分 类 号：TN949.197[电子电信—信号与信息处理]