📄 phase-locked loop (hr pota, tutorial note, simulation, simulink, matlab, scilab, scicos).mht
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Subject: Phase-locked Loop (HR Pota, tutorial note, simulation, simulink, matlab, scilab, scicos)
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<H3 align=3Dcenter>Phase-Locked Loop<BR>Material for <A=20
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/index.h=
tml">Electronics=20
4</A> </H3>
<UL>
<LI>A <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/pllJune03.pdf">short=20
note</A> explaining the basic principles of the operation of PLLs and =
how to=20
improve your understanding using simulation (linear and nonlinear).=20
<LI>Simulink block diagram (a) <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/NoClockpll.mdl">step=20
change in frequency</A> (a) <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/pll.mdl">demodulation=20
of FM signals</A>.=20
<LI>Matlab <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/filterpll.m">script</A>=20
to set parameters for the simulink files, simulate linearised =
approximation,=20
and plot the output of simulink simulation.=20
<LI><A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/Literature/BookReviews/review=
s/gomez99.html">Scicos</A>=20
block diagram to simulate <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/pll.cos">step=20
change in frequency</A> in a PLL. A good introduction to Scicos is a =
<A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/ScicosNikoukhah.pdf"=
>paper</A>=20
by Ramine Nikoukhah.=20
<LI><A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/Literature/BookReviews/review=
s/gomez99.html">Scilab</A>=20
<A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/linearpll.sce">script</A>=20
to simulate the linearised approximate PLL operation and plot output =
data from=20
the simulation. The <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/pllcosout.txt">output</A>=20
from scicos PLL simulation is a plain text file with first column as =
time and=20
the next as the output voltage.=20
<LI>A <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/PLLassessmentMay04.pdf">wonderful=20
laboratory exercise</A> (prepared by Mr (soon to be Dr) James Webb) =
using PLL=20
for frequency modulation. Schematics for this laboratory exercise (a) =
<A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/TransmitterSchematic.pdf">complete</A>=20
(b) <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/Protel%20Schematic%201.pdf">PLL=20
board</A> (c) <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/Protel%20Schematic%202.pdf">voltage=20
controlled oscillator</A> (d) <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/smithchart.pdf">Smith=20
Chart</A> (e) <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/BB149CvsV.gif">variable=20
capacitance diode characteristics</A>.=20
<LI>The voltage controlled oscillator in the above PLL exercise uses =
Colpitts=20
oscillator. A <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/colpitts.pdf">short=20
introductory note</A> explains the fundamental principles of =
oscillators and=20
Colpitts oscillator in particular, describes how to set values for =
capacitors,=20
etc., and it also explains and derives the necessary formulae. It uses =
a <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/index.html">maple</A=
> <A=20
=
href=3D"http://www.ee.adfa.edu.au/staff/hrp/teaching/Electronics4/docs/PL=
L/analysis.ma">script</A>=20
to do the analysis. </LI></UL>
<HR>
<ADDRESS><A=20
href=3D"http://www.ee.adfa.edu.au/staff/hrp/index.shtml">http://www.ee.ad=
fa.edu.au/staff/hrp/index.shtml</A>=20
</ADDRESS><!-- hhmts start --><EM>Last modified: <!-- hhmts end =
--></EM><!-- #BeginDate format:fAm1a -->Monday June 6, 2005 9:42=20
AM<!-- #EndDate --> </BODY></HTML>
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