| 分布式算法在FIR数字滤波器实现中的应用 |
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| 引用本文： | LI Mei,王兰勋.分布式算法在FIR数字滤波器实现中的应用[J].通信技术,2008,41(8). |
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| 作者姓名： | LI Mei 王兰勋 |
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| 作者单位： | 河北大学,电子信息工程学院,河北,保定,071002 |
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| 摘 要： | 文章提出了一种利用FPGA实现FIR数字滤波器的设计方案,在设计过程中应用了分布式算法(DA).FPGA有着规整的内部逻辑阵列和丰富的连线资源,特别适合于数字信号处理任务.分布式算法(DA)是一项重要的FPGA技术,它使得在FPGA中实现FIR滤波器的关键运算--乘加运算,转化为了查找表,大大提高了FIR滤波器的速度.文中给出了VHDL语言编写的程序和仿真波形.
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| 关 键 词： | FIR 数字滤波器 分布式算法 FPGA |
Application of Distributed Algorithms in Realization of FIR Digital Filter |
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| LI Mei,WANG Lan-xun.Application of Distributed Algorithms in Realization of FIR Digital Filter[J].Communications Technology,2008,41(8). |
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| Authors: | LI Mei WANG Lan-xun |
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| Affiliation: | LI Mei,WANG Lan-xun(College of Electronic , Information Engineering,Hebei University,Baoding Hebei 071002,China) |
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| Abstract: | A design is suggested,which realizes the Finite Impulse Response digital filter by using the Field Programmable Gate Array.Distributed Algorithm is applied to the design.The Field Programmable Gate Array has well-regulated internal logic cell array and abundant resource of the Interconnect,so it is suitable for the task of digital signal processing.Distributed Algorithm is an important technology of the Field Programmable Gate Array.It uses the Look Up Table instead of the multiply accumulation operation of... |
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| Keywords: | Finite Impulse Response Digital Filter Distributed Algorithm Field Programmable Gate Array |
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