219055 ⎘
Circuits for comparing the phase or frequency of two mutually-independent oscillations in which a pulse counter is used followed by a conversion into an analog signal the counter being an up-down counter
Fast-settling clock generator
#2Phase detector for RZ
#3Digital frequency difference detector with inherent low pass filtering and lock detection
#4Method and apparatus for synchronizing clock timing between network elements
#5Phase detector
#6Digital phase detector for periodically alternating signals