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电子学报  2013 

支持任意系数长度和数据类型的FIR滤波器向量化方法

DOI: 10.3969/j.issn.0372-2112.2013.02.022, PP. 346-351

Keywords: FIR滤波器,向量化,向量处理器

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Abstract:

向量处理器的向量化算法映射是难点问题.提出一种支持任意系数长度和数据类型的FIR滤波器向量化方法,将(FiniteImpulseResponse)滤波器的卷积计算划分为系数长度步向量乘法和加法计算,每一步的向量乘法和加法计算在各个向量处理单元上并行执行,计算一个输出结果的所有乘法和加法计算都在同一向量处理单元上完成,每次循环能够同时完成向量处理单元数量个输出结果的计算.在向量处理器YHFT-Matrix的实验结果表明,该向量化FIR滤波器能够取得高效的计算性能和加速比.

References

[1]  Mehrara M,Jablin T,Upton D,et al.Multicore compilation strnd challenges[J].IEEE Signal Processing Magazine,2009,26(6):55-63.
[2]  李辉,张安,赵敏,等.粒子群优化算法在FIR数字滤波器设计中的应用[J].电子学报,2005,33(7):1338-1341. Li Hui,Zhang An,Zhao Min,et al.Particle swarm optimization algorithm for FIR digital filters design[J].Acta Electronica Sinica,2005,33(7):1338-1341.(in Chinese)
[3]  Shahbahrami A,Juurlink B H H.Vassiliadis S.Efficient vectorization of the FIR filter[A].Proceedings of the 16th Annual Workshop on Circuits,Systems and Signal Processing [C].Veldhoven,the Netherlands:IEEE,2005.432-437.
[4]  Kutil R,Eder P.Parallelization of wavelet filters using SIMD extensions[J].Parallel Processing Letters,2006,16(3):335-349.
[5]  Kutil R.Parallelization of IIR filters using SIMD extensions[A].Proceedings of the 15th International Conference on Systems,Signals and Image Processing[C].Bratislava,Slovak Republic:IEEE,2008.65-68.
[6]  Texas Instruments.C67x floating point benchmarks[R/OL].http://www.ti.com/sc/docs/products/dsp/c6000/67bench.htm,2011-11-03.
[7]  马宝山,朱义胜.一种用于基因预测的FIR数字滤波器[J].电子学报,2007,35(9):1710-1713. Ma Bao-shan,Zhu Yisheng.FIR digital filter for gene prediction application[J].Acta Electronica Sinica,2007,35(9):1710-1713.(in Chinese)
[8]  Mirzaei S,Hosangadi A,Kastner R.FPGA implementation of high speed FIR filters using add and shift method [A].Proceedings of International Conference on Computer Design[C].San Jose,California:IEEE,2006.308-313.
[9]  Dang B L,Engin N,Gaydadjiev G N.Efficient filtering with the co-vector processor[A].Proceedings of the 14th Annual Workshop on Circuits,Systems and Signal Processing[C].Veldhoven,The Netherlands:IEEE,2003.351-356.
[10]  Texas Instruments.C64x floating point benchmarks [R/OL].http://focus.ti.com/dsp/docs/dspplatformscontentaut.tsp?sectionId=2&familyId=477&tabId=496,2011-11-03.

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