phase-locked loop (PLL)

phase-locked loop (PLL): An electronic circuit that controls an oscillator so that it maintains a constant phase angle relative to a reference signal. (188) Note: Phase-locked loops are widely used in space communications for coherent carrier tracking and threshold extension, bit synchronization, and symbol synchronization.

This HTML version of FS-1037C was last generated on Fri Aug 23 00:22:38 MDT 1996