FPGA-Based Implementation of Reconfigurable Floating-Point FIR Digital Filter

Ning Zhang, Xin Wei, Bingyi Li, He Chen*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

As a critical digital signal processing method, finite impulse response (FIR) digital filter is widely used in radar signal processing, synthetic aperture radar (SAR) signal processing, etc. Furthermore, an efficient FIR hardware implementation contributes to the practical application of these processing. However, as a computation-intensive operation, the multiple high order FIR digital filter consumes a lot of hardware resources when implemented in commonly used chips such as field-programmable gate array (FPGA). In this paper, a reconfigurable FIR digital filter architecture is presented, which can perform different order FIR filtering operation without FPGA re-programming. In the experiment, the proposed FIR digital filter architecture was implemented and validated on the Xilinx Zedboard Evaluation Kit. The experimental results demonstrate that this design has a low consumption of hardware resources and can achieve real-time processing performance for digital signal processing in the practical applications.

Original languageEnglish
Title of host publicationCommunications, Signal Processing, and Systems - Proceedings of the 8th International Conference on Communications, Signal Processing, and Systems, CSPS 2019
EditorsQilian Liang, Wei Wang, Xin Liu, Zhenyu Na, Min Jia, Baoju Zhang
PublisherSpringer
Pages400-407
Number of pages8
ISBN (Print)9789811394089
DOIs
Publication statusPublished - 2020
Event8th International Conference on Communications, Signal Processing, and Systems, CSPS 2019 - Urumqi, China
Duration: 20 Jul 201922 Jul 2019

Publication series

NameLecture Notes in Electrical Engineering
Volume571 LNEE
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

Conference8th International Conference on Communications, Signal Processing, and Systems, CSPS 2019
Country/TerritoryChina
CityUrumqi
Period20/07/1922/07/19

Keywords

  • FIR digital filter
  • FPGA
  • Reconfigurable
  • Signal processing

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