# Highly Linear Phase-Canceling Self-Injection-Locked Ultrasonic Radar for Non-Contact Monitoring of Respiration and Heartbeat

> Research article (IEEE Transactions on Biomedical Circuits and Systems, 2019) · cited 26× · AI/ML

**Wikidata**: [openalex:W2996060087](https://www.wikidata.org/wiki/openalex:W2996060087)  
**Source**: https://4ort.xyz/entity/highly-linear-phase-canceling-self-injection-locked-ultrasonic-radar-for-non-contact-monitoring-of-respiration-and-heart