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一种可变插值比的脉冲成型数字滤波器FPGA设计
Alternative TitleA Var iable In terpolating Ratio Pulse ShapedFilter Des ign Based on FPGA
付文君; 姜景山; 王拴荣; 吕娈; 北京8701信箱
Department国家863计划微波遥感技术实验室
Source Publication遥感技术与应用
2006
Volume21Issue:5Pages:445-449
ISSN1004-0323
Language中文
Keyword脉冲成型滤波器 fpga 时变系数多相插值滤波器 航空遥感
Abstract通信卫星的频分复用机制,对卫星通信系统的发送信号频谱成型提出了严格的要求.在宽带/窄带兼容的卫星通信系统中,发射信号的频谱带宽随不同速率的通信应用而改变.提出了一种脉冲成型基带数字滤波器的设计方法,将脉冲成型与插值滤波集成在一起,采用时变系数多相结构,可以在较宽的范围内灵活调整发送信号的码率与占用频谱带宽,满足了航空遥感数据实时传输系统的要求.脉冲成型滤波器设计针对FPGA的结构进行了优化,降低了硬件占用资源,达到了通信系统的设计性能指标.
Other AbstractAs frequency divided mult iplex access is widely adop ted in commun ication satellite system ,strict frequency spect rumlimits on modu lator is mandated.In a widebandön arrow band compat ib le commun ication system ,bandw idth of modu lated signal is variable for different code rate app licat ion s. At imevarying in terpo lat ing pu lse shaped F IR is designed to provide a large code rate dynamic range and an agile code rate adju stmen t requ ired by airbo rne remo te sen sing data realt ime t ran sm ission system in th is paper.It is implemented and optimized for FPGA ,which results in a low cost digital IF tran smitter that meets the performance of the system designing.
Indexed ByCSCD
Funding Project中国科学院空间科学与应用研究中心
Citation statistics
Document Type期刊论文
Identifierhttp://ir.nssc.ac.cn/handle/122/2010
Collection微波遥感部
Corresponding Author北京8701信箱
Recommended Citation
GB/T 7714
付文君,姜景山,王拴荣,等. 一种可变插值比的脉冲成型数字滤波器FPGA设计[J]. 遥感技术与应用,2006,21(5):445-449.
APA 付文君,姜景山,王拴荣,吕娈,&北京8701信箱.(2006).一种可变插值比的脉冲成型数字滤波器FPGA设计.遥感技术与应用,21(5),445-449.
MLA 付文君,et al."一种可变插值比的脉冲成型数字滤波器FPGA设计".遥感技术与应用 21.5(2006):445-449.
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