Sumários

Analog and digital PLLs (VC class)

28 maio 2020, 11:00 Gonçalo Nuno Gomes Tavares

Resolution of two exercises on analog and digital phase Locked Loops.


Digital Phase Lock Loops (VC class)

25 maio 2020, 11:00 Gonçalo Nuno Gomes Tavares

Digital Phase Lock Loops. Slides 27-35 plus additional notes.


Phase locked loops (VC class)

21 maio 2020, 11:00 Gonçalo Nuno Gomes Tavares

Behaviour of PLLs as a function of order and input phase dynamics. PLL with perfect integrator in the loop. Design criteria of PLLs. Phase and frequency modulators using PLLs. Slides 21-26 plus additional notes.


Class not held

18 maio 2020, 15:30 Gonçalo Nuno Gomes Tavares

This is a laboratory class which requires mandatory access to dedicated hardware boards and instruments. Therefore it is presential in nature. Due to the current COVID-19 constraints this class was not held.


Phase locked loops (VC class)

18 maio 2020, 11:00 Gonçalo Nuno Gomes Tavares

Resolution of an exercise about a type D flip-flop phase detector with different duty-cycles and frequencies. Dynamical behaviour of a PLL. System and Error Transfer Functions of first and second order PLLs. Slides 18-20 plus additional notes.