Data directed frequency acquisition loop that synchronizes...
Delay detection circuit and low-noise oscillation circuit using
Delay-locked loop circuit and method using a ring oscillator...
Delay-locked loop circuit and method using a ring oscillator...
Digital automatic frequency control of pure sine waves
Digital frequency locked loop and phase locked loop...
Digital phase shifting apparatus which compensates for change of
Digital PLL using phase and frequency error calculating circuits
Digital tuning of a voltage controlled oscillator of a phase...
Digitally controlled phase lock distillator system
Disciplined oscillator system with frequency control and accumul
Doppler signal processing circuitry
Dual loop phase locked loop
Dual loop PLL, and multiplication clock generator using dual...
Dual-loop phase-locked loop
Dual-tune input integrated VCO on a chip