# Observer-Based Pulsed Signal Injection for Grid Impedance Estimation in Three-Phase Systems

> Research article (IEEE Transactions on Industrial Electronics, 2018) · cited 73× · AI/ML

**Wikidata**: [openalex:W2793343711](https://www.wikidata.org/wiki/openalex:W2793343711)  
**Source**: https://4ort.xyz/entity/observer-based-pulsed-signal-injection-for-grid-impedance-estimation-in-three-phase-systems