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FPGA与DSP在二维FFT变换应用中的对比研究

陈路林 许骏 柳光乾 杨画桔 许光

现代电子技术2012,Vol.35Issue(20):80-83,86,5.
现代电子技术2012,Vol.35Issue(20):80-83,86,5.

FPGA与DSP在二维FFT变换应用中的对比研究

Contrast research on FPGA and DSP in application of 2D-FFT

陈路林 1许骏 1柳光乾 1杨画桔 1许光1

作者信息

  • 1. 中国科学院国家天文台云南天文台,云南昆明 650011
  • 折叠

摘要

Abstract

2D-FFT is the most commonly used algorithm in real-time image processing. There are many studies on its computer realization. 2D-FFT algorithm was implemented on FPGA with VHDL language. Meanwhile, the same algorithm was achieved on DSP with C language. By comparing and analyzing the experimental results, the efficiency of real-time image processing in two different platforms was understood. The experimental results show that FPGA is more superior to traditional DSP in time execution, power dissipation and hardware utilization, but the difficulty and development cycle of DSP is far less than that of FPGA.

关键词

二维FFT/FPGA/VHDL/DSP

Key words

2D-FFT/FPGA, VHDL, DSP

分类

信息技术与安全科学

引用本文复制引用

陈路林,许骏,柳光乾,杨画桔,许光..FPGA与DSP在二维FFT变换应用中的对比研究[J].现代电子技术,2012,35(20):80-83,86,5.

基金项目

国家自然科学基金资助项目(10873034) (10873034)

现代电子技术

OACSTPCD

1004-373X

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