Difference between revisions of "Hw1 ECE301S11 Wei Wang" - Rhea

Revision as of 10:16, 19 January 2011

 %ECE301 HW#1
%Wei Wang (wang241)

 %Problem#1

%Regular
f = 2*pi*440;
t = 0.0001;
beat = 60/112;
H = 2*beat;
Q = beat;
E = beat/2;
DQ = 3*beat/2;
timeH = 0:t:H;
timeQ = 0:t:Q;
timeE = 0:t:E;
timeDQ = 0:t:DQ;
NoteG = sin(2^(-1/6)*f*timeQ);
NoteBflat = sin(2^(1/12)*f*timeQ);
NoteC_DQ = sin(2^(1/4)*f*timeDQ);
NoteC_H = sin(2^(1/4)*f*timeH);
NoteDflat = sin(2^(1/3)*f*timeE);
Melody = [NoteG,NoteBflat,NoteC_DQ,NoteG,NoteBflat,NoteDflat,NoteC_H,NoteG,NoteBflat,NoteC_DQ,NoteBflat,NoteG];
sound(Melody,1/t);
wavwrite(melody, 1/delta, 32, 'Regular.wav');

%Two Times Speed
f = 2*pi*440;
t = 0.0001;
beat = 60/112/2;
H = 2*beat;
Q = beat;
E = beat/2;
DQ = 3*beat/2;
timeH = 0:t:H;
timeQ = 0:t:Q;
timeE = 0:t:E;
timeDQ = 0:t:DQ;
NoteG = sin(2^(-1/6)*f*timeQ);
NoteBflat = sin(2^(1/12)*f*timeQ);
NoteC_DQ = sin(2^(1/4)*f*timeDQ);
NoteC_H = sin(2^(1/4)*f*timeH);
NoteDflat = sin(2^(1/3)*f*timeE);
Melody = [NoteG,NoteBflat,NoteC_DQ,NoteG,NoteBflat,NoteDflat,NoteC_H,NoteG,NoteBflat,NoteC_DQ,NoteBflat,NoteG];
sound(Melody,1/t);
wavwrite(melody, 1/delta, 32, 'Two_Time_Speed.wav');

%High Pinch
f = 2*pi*440;
t = 0.0001;
beat = 60/112;
H = 2*beat;
Q = beat;
E = beat/2;
DQ = 3*beat/2;
timeH = 0:t:H;
timeQ = 0:t:Q;
timeE = 0:t:E;
timeDQ = 0:t:DQ;
NoteG = sin(2*2^(-1/6)*f*timeQ);
NoteBflat = sin(2*2^(1/12)*f*timeQ);
NoteC_DQ = sin(2*2^(1/4)*f*timeDQ);
NoteC_H = sin(2*2^(1/4)*f*timeH);
NoteDflat = sin(2*2^(1/3)*f*timeE);
Melody = [NoteG,NoteBflat,NoteC_DQ,NoteG,NoteBflat,NoteDflat,NoteC_H,NoteG,NoteBflat,NoteC_DQ,NoteBflat,NoteG];
sound(Melody,1/t);
wavwrite(melody, 1/delta, 32, 'High_Pinch.wav');