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|H|\');
>> title(\'Magnitude Response of h(n)=(0.9)^{|n|}\');
>> subplot(2,1,2); plot(w/pi,phaH);
>> xlabel(\'w/pi\'); ylabel(\'Degrees\');
>> title(\'Phase Response of h(n)=(0.9)^{|n|}\');
3.11 (3)
>> [h1,n1]=stepseq(0,0,40);
>> [h2,n2]=stepseq(40,0,40);
>>
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\'x_7(n)\');
>> title(\'Sequence x_7(n)\');
2.3 (1)
>> n1=[-12:12]; x1=[-2,-1,0,1,2];
>> x1=x1\'*ones(1,5);
>> x1=(x1(:))\';
>> Hs=stem(n1,x1);
>> xlabel(\'n\'); ylabel(\'x_1(n)\');
>> title(\'Sequence x_1(n)\');
2.3 (3)
>> n3=[0:11]; x3=sin(0.1*pi*n3)
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Matlab
1) Voice Signal 의 Recoding, Writing, plotting
2) Voice Signal 의 Quantization bits 변환 (1~16bits)
3) 각 nbits 양자화된 voice signal의 음성재생 비교, plotting
4) 각 nbits 양자화된 voice signal의 Resampling, 음성재생 비교, plotting
5) Specgram을 이용한 Frequency 성분분석
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1. Problem P2.1:
(a) x1 (n) = å10
m=0 (m+1)[d(n2m1)d(n2m)] ; 0 n 25.
clear; close all;
Hf_1 = figure(’Units’,’normalized’,’position’,[0.1,0.1,0.8,0.8],’color’,[0,0,0]);
set(Hf_1,’NumberTitle’,’off’,’Name’,’P2.1ac’);
%
% x1(n) = sum_
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Signal Processing. Pearson.
Haykin, S. (2008). Communication Systems. Wiley.
Proakis, J. G., & Manolakis, D. K. (2014). Digital Signal Processing: Principles, Algorithms, and Applications. Pearson.
Smith, S. W. (1997). The Scientist and Engineer\'s Guide to Digital Signal Processing. California Tech
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digital hardware must be supported to decide the operation and performance of whole system. It is using DSP device based on Software Radio concept for the development of mobile communication system. Because DSP device has the reconfigurable, programmable and flexible features.
The purpose of this st
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