数字信号处理matlab版代码

数字信号处理（matlab版）代码 维纳*K*英格尔 著 刘树棠 译

function beq = a2dr（dn）

m = 1;
d1 = abs（d）;
while fix（d1）>0
    d1 = abs（d）/（2^m）
    m = m+1
end
beq = fix（d1*2^n+0.5）
beq = sign（d）.*beq.*2^（m-n-1）;

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2011-03-04 10:27  Student\I&P_DSPUM_book_toolbox\
     文件         164  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\a2dr.m
     文件         896  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\AFD_BUTT.M
     文件         954  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\AFD_CHB1.M
     文件         950  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\AFD_CHB2.M
     文件        1030  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\AFD_ELIP.M
     文件         217  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\BLACKMAN.M
     文件         505  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\CAS2DIR.M
     文件         528  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\CASFILTR.M
     文件       38400  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\cf1filt.dll
     文件        1003  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\CHEB1HPF.M
     文件         361  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\CIRCEVOD.M
     文件         801  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\CIRCONVT.M
     文件         544  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\CIRSHFTT.M
     文件        4887  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\CONTENTS.M
     文件         427  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\CONV_M.M
     文件         466  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\CONV_TP.M
     文件         456  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\CPLXCOMP.M
     文件         134  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\d2bQb2d_t.m
     文件         363  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\DB2DELTA.M
     文件         389  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\DELTA2DB.M
     文件       38400  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\df1filt.dll
     文件       38400  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\df2filt.dll
     文件         645  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\DFS.M
     文件         598  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\DFT.M
     文件        1026  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\DIR2CAS.M
     文件        1009  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\DIR2FS.M
     文件         808  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\DIR2LADR.M
     文件         496  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\DIR2LATC.M
     文件        1160  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\DIR2PAR.M
     文件       26525  2010-12-20 06:37  Student\I&P_DSPUM_book_toolbox\DSPUM_toolbox.zip
............此处省略60个文件信息