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  • 标题:Design and Implementation of Reconfigurable FIR Digital Filter using VerilogHDL
  • 本地全文:下载
  • 作者:Syed Sadikunnisa ; Akbar Khan
  • 期刊名称:IJCCER
  • 印刷版ISSN:2321-418X
  • 电子版ISSN:2321-4198
  • 出版年度:2017
  • 卷号:5
  • 期号:2
  • 页码:06-10
  • 语种:English
  • 出版社:Eoryx Publications
  • 摘要:The power consumption and speed are the two main challenging factors in Very Large Scale Integrated Circuit (VLSI) design techniques. The computation saving is one of the way to obtain the optimized power consumption and speed. The design of finite-impulse response (FIR) filter using transpose form structure is naturally pipelined and upholds multiple constant multiplication (MCM) technique. This MCM technique results in large computation saving. But, the transpose form configurations are not supporting the block processing. In the existing method, the possibility of realization of FIR filter in transpose form configuration to achieve efficient area and delay for large order FIR filters were explored. In the FIR filter structure the ripple carry adder is used to add the partial inner products. The ripple carry adder provides efficient area utilization but its operating speed is slow. In this proposed method, the carry look ahead adder is used to increase the speed and also to reduce the area and power consumption. The proposed structure significantly reduces the area delay product (ADP) and energy per sample (EPS) than the existing FIR structure. Keywords: Transpose form, ADP, EPS, Ripple carry adder, FIR, Block processing.
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