first-order phase-locked loop 一阶锁相环

sampled phase-locked loop 抽样锁相环 ; 取样锁相环

impulse phase-locked loop 脉冲锁相环

PLL-Phase locked Loop 锁相环

software phase-locked loop 软件锁相环 ; 软件锁相环技术

phase-locked loop detector [电子] 锁相环路检波器

all digital phase locked loop 全数字锁相环 ; 全数位式锁相回路

discrete phase-locked loop [电子] 离散锁相环

automatic phase-locked loop 自动锁相环