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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /40/CH7/EX7.11 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '40/CH7/EX7.11')
| -rwxr-xr-x | 40/CH7/EX7.11/Exa_7_11.sce | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/40/CH7/EX7.11/Exa_7_11.sce b/40/CH7/EX7.11/Exa_7_11.sce new file mode 100755 index 000000000..6df3d2b96 --- /dev/null +++ b/40/CH7/EX7.11/Exa_7_11.sce @@ -0,0 +1,14 @@ +//Anti Aliasing filter considerations
+//minimum stop band attenuation As
+B=input('enter no. of bits');//no. of samples
+n=input('enter band width in KHZ');
+As=20*log10(2^B*sqrt(6))
+//nomalised frequency
+Vs=(10^(0.1*As)-1)^(1/(2*n))
+fp=4;//pass edge frequency
+fs=Vs*fp//stop band frquency
+S=2*fs//sampling frequency
+fa=S-fp//aliaed frequency
+Va=fa/fp;
+//Attenuation at aliased frequency
+Aa=10*log10(1+Va^(2*n))
\ No newline at end of file |