# A Noncontact Breathing Disorder Recognition System Using 2.4-GHz Digital-IF Doppler Radar

> Research article (IEEE Journal of Biomedical and Health Informatics, 2018) · cited 109× · AI/ML

**Wikidata**: [openalex:W2790943595](https://www.wikidata.org/wiki/openalex:W2790943595)  
**Source**: https://4ort.xyz/entity/a-noncontact-breathing-disorder-recognition-system-using-2-4-ghz-digital-if-doppler-radar