<All the claims require, with slight language variations, an "entire ring oscillator variable speed system clock.">
Asolutely UNTRUE! The judge refused to construe it as you state.
<If the accused circuits just have a ring oscillator that is part of a phase-locked loop (PLL) that is locked onto a (non-variable) quartz crystal, that won't do it.>
Absoutely UNTRUE. There are two 336 claims which do not rely on a ring oscillator.
All in my opinion of course.
Opty