According to transfer functions of the loop filter and the single phase lockedloop system, it figures out the loop filters parameters, and introduces the selection of loop bandwidth.
This article presents a new design structure of variable bandwidth phase-lockedloop based on improving phase-lockedloop of actively mode-locked fiber laser.
对主动锁模光纤激光器的锁相环进行改进,提出一种新型的“变带宽锁相环”的设计结构。
3
A fast all digital phase-lockedloop with automatic modulus control is presented.