Phase control circuit including an operational transconductance

Phase displacement modulator

Phase displacement modulator having four quadrant phases

Phase lock loop RF modulator system

Phase lock-loop modulator using an arithmetic synthesizer

Phase locked frequency synthesizer with single input gain compen

Phase locked frequency synthesizer with single input wideband mo

Phase locked loop angle modulation system with large modulation

Phase locked loop circuit

Phase locked loop for direct modulation

Phase locked loop frequency and phase modulators

Phase locked loop frequency modulator

Phase locked loop frequency modulator using data modulated digit

Phase locked loop frequency modulator using fractional division

Phase locked loop frequency synthesizer and frequency modulator

Phase locked loop frequency synthesizer with DC data modulation

Phase locked loop that includes D. C. modulation

Phase locked loop with D.C. modulation

Phase locked loop with D.C. modulation and use in receiver

Phase locked loop with down-conversion in feedback path