Phase lock detector for digital frequency synthesizer

Phase lock loop

Phase lock loop and improved phase detector therefor

Phase lock loop apparatus

Phase lock loop circuit

Phase lock loop circuit having a broad loop band and small step

Phase lock loop for rapid lock-in and method therefor

Phase lock loop for sector servo system

Phase lock loop for sector servo system

Phase lock loop frequency synthesizer

Phase lock loop having switchable filters and oscillators

Phase lock loop prepositioning apparatus with feedback control

Phase lock loops and methods for their operation

Phase lock loss detector

Phase locked crystal oscillator implemented with digital logic e

Phase locked loop

Phase locked loop circuit

Phase locked loop circuit

Phase locked loop circuit for reducing electromagnetic...

Phase locked loop circuit for video hard copy controller