TP-PPV: piecewise nonlinear, time-shifted oscillator macromodel extraction for fast, accurate PLL simulation.

Xiaolue Lai Jaijeet S. Roychowdhury TP-PPV: piecewise nonlinear, time-shifted oscillator macromodel extraction for fast, accurate PLL simulation. 269-274 2006 conf/iccad/2006 ICCAD http://doi.acm.org/10.1145/1233501.1233555 db/conf/iccad/iccad2006.html#LaiR06