# In-Air Handwriting by Passive Gesture Tracking Using Commodity WiFi

> Research article (IEEE Communications Letters, 2020) · cited 27× · AI/ML

**Wikidata**: [openalex:W3040956619](https://www.wikidata.org/wiki/openalex:W3040956619)  
**Source**: https://4ort.xyz/entity/in-air-handwriting-by-passive-gesture-tracking-using-commodity-wifi