期刊文献+

无乘法滤波器的优化设计方法 被引量:2

下载PDF
导出
摘要 在高速数字信号处理中,由于乘法器的复杂性而限制了实现的实时性。本文介细了一种方法,将滤波器的每一个系数都量化成几个2的幂次方数的和或差所代表的数,这样乘法器就可以用少量的加法器或减法器与适当的移位器所实现。该方法可使硬件结构的复杂性大大降低。本文还给出了述量化的最优化设计方法,并给出计算机仿真结果。
出处 《无线电工程》 2000年第1期60-62,共3页 Radio Engineering
  • 相关文献

参考文献2

  • 1Q.Zhao and Y.Tadokoro.A simple design of FIR filters with powers of two coefficient space[].IEEE Transactions on Circuits and Systems.1988
  • 2Nenry Samuel.An improved search algorithm for the design of multiplierless FIR filters w powers of two coefficient[].IEEE Transactions on Circuits and Systems.1989

同被引文献16

  • 1赵耀,季文铎,袁保宗.一种基于矩阵分解的DCT快速算法[J].北方交通大学学报,1994,18(2):182-189. 被引量:4
  • 2[1]Rao Rao K R, Yip P. Discrete cosine transform[M]. New York: Academic Press, 1990.
  • 3[2]Jayant N S, Noll P. Digital coding of waveforms: Principles and applications to speech and video[ M]. Englewood Cliffs. New Jersey: Prentice-Hall, 1984.
  • 4[5]Li D N. Minimum number of adders for implementing a multiplier and its application to the design of multiplierless digital filters[J]. IEEE Trans. Circuits Syst. - ]]: Analog and digital signal processing, 1995, 42(7):453 ~ 460.
  • 5[6]LeeJH, ChiangDC. Optimal design of two-channel nonuniform-division FIR filter banks with -1, 0, and1 coefficients[J]. IEEE Trans. Signal Processing, 1999, 47(2): 422~432.
  • 6[7]Maharatna K, Dhar A S, Banerjee S. A VLSI array architecture for realization of DFT, DHT, DCT and DST[J]. Signal Processing, 2001, 81(9): 1813~1822.
  • 7[9]Adams M D, Kossentine F. Reversible integer to integer wavelet transforms for image compression: performance evaluation and analysis[J]. IEEE Trans. Image Processing, 2000, 9(6): 1010~ 1024.
  • 8[10]Chen W, Smith C H, Fralick S C. A fast computational algorithm for the discrete cosine transform[J]. IEEE Trans. Commununications, 1977, 25(9): 1004~1009.
  • 9[11]Wang Z. Fast algorithm for the discrete W transform and for the discrete Fourier transform[ J]. IEEE Trans.Acoust., Speech, Signal Processing, 1984, 32(8): 803~816,
  • 10[12]MPEG Software Simulation Group(MSSG). MPEG2 Encoder/Decoder, Version 1.2[DB/OL]. http: ∥www. mpeg. org/MSSG/. 1996.

引证文献2

二级引证文献1

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部