AFC circuit for producing a ripple-free oscillator control volta
AFC circuit having local oscillator phase locked loop
AFC System for controlling an oscillator according to an input f
All digital phase locked loop system and method
All-digital frequency following system
All-digital phase-locked loop
All-digital phase-locked loop for a digital pulse-width...
Alternate clock apparatus and methods for improving radio...
Amplification circuit and oscillation circuit including...
Amplitude limiter with automatic duty cycle control for use in a
Analog frequency locked loop with digital oversampling...
Analog macro embedded in a digital gate array
Analog phase locked loop holdover
Analog phase-locked loop including voltage regulator
Analog-to-digital conversion apparatus
Analog/digital phase locked loop
Analogue self-calibration method and apparatus for low...
Analogue-controlled phase interpolator
Anti-deadlock circuit and method for phase-locked loops
Anti-latching mechanism for phase lock loops