# 21.6 A 12nW always-on acoustic sensing and object recognition microsystem using frequency-domain feature extraction and SVM classification

> Research article (2017 IEEE International Solid-State Circuits Conference (ISSCC), 2017) · cited 31× · AI/ML

**Wikidata**: [openalex:W2594344251](https://www.wikidata.org/wiki/openalex:W2594344251)  
**Source**: https://4ort.xyz/entity/21-6-a-12nw-always-on-acoustic-sensing-and-object-recognition-microsystem-using-frequency-domain-feature-extraction-and-