# In-Loop Filters and Prefilters in Phase-Locked Loop Systems: Equivalent or Different Solutions?

> Research article (IEEE Industrial Electronics Magazine, 2021) · cited 16× · AI/ML

**Wikidata**: [openalex:W3215667983](https://www.wikidata.org/wiki/openalex:W3215667983)  
**Source**: https://4ort.xyz/entity/in-loop-filters-and-prefilters-in-phase-locked-loop-systems-equivalent-or-different-solutions