文件列表:

9c8_cerdemo.m (796, 2004-07-29)
c8_pi4demo.m (3004, 2004-07-29)
c8_PSDexample.m (1645, 2004-07-29)
c8_snrexample.m (1319, 2004-07-29)
c8_welchp.m (827, 2004-07-29)
cer2ber.m (965, 2004-07-29)
dqeye.M (960, 2004-07-29)
dqplot.M (705, 2004-07-29)
nkchoose.m (472, 2004-07-29)
q.m (307, 2004-07-29)
rc8_convcode.m (634, 2004-07-29)
sigcon.M (397, 2004-07-29)
SNRMSE.M (1366, 2004-07-29)
Wc8_hist.m (580, 2004-07-29)

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Tranter \par \tab \tab Department of Electrical and Computer Engineering \par \tab \tab Virginia Tech - Mail Code 0350 \par \tab \tab Blacksburg, VA 24061 \par \par \tab \tab email: btranter@vt.edu \par \par }{\f1\insrsid3702699 Revision Dates:\tab June 20, 200}{\f1\insrsid15341612 4}{\f1\insrsid3702699 \par \par Note: This readme file contains changes to programs contained in Chapter 8 of the textbook \par }{\f1\insrsid10621822 \par W. H. Tranter, K. S. Shanmugan, T. S. Rappaport, and K. L. Kosbar, }{\i\f1\insrsid8527706 Principles of }{\i\f1\insrsid10621822 Communications System Simulation with Wireless Applications}{\f1\insrsid15341612 , Pre}{\f1\insrsid10621822 ntice Hall PTR, }{ \f1\insrsid8527706 2004 (ISBN 0-13-494790-8}{\f1\insrsid10621822 )}{\f1\insrsid15341612 .}{\f1\insrsid10621822 \par }{\f1\insrsid14769351 \par }{\f1\insrsid3702699 File: c8_welchp.m \par }{\f1\insrsid12466579 Explanation: On later versions of MATLAB the file c8_welchp.m does not execute properly and does not give the result illustrated in the textbook. The problem is due to a change to the argument list of the MATLAB library function pwelch.m that computes the Welch periodogram. \par Fix: R}{\f1\insrsid13901327 eplace the}{\f1\insrsid12466579 second line of code in the for loop in o}{\f1\insrsid13901327 rder to update the argument list}{\f1\insrsid12849260 from the \'93old\'94 to the \'94new\'94}{\f1\insrsid6895218 as shown below.} {\f1\insrsid12466579 \par }{\f1\insrsid6895218 Old: \par }{\f2\insrsid12849260\charrsid4143311 [pxx,f] = pwelch(x,nwindow,fs);}{\f2\insrsid4143311 \tab }{\f2\insrsid12849260\charrsid4143311 (as given in textbook)}{\f2\insrsid12849260 \par }{\f1\insrsid6895218 New:}{\f1\insrsid6895218\charrsid6895218 \par }{\f2\insrsid12849260\charrsid4143311 [pxx,f] = pwelch(x,nwindow,[],[],fs); \par }{\f2\insrsid3302438\charrsid4143311 \par }}

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