# A top-crossover-to-bottom addressed segmented annular array using piezoelectric micromachined ultrasonic transducers

> Research article (Journal of Micromechanics and Microengineering, 2015) · cited 14× · AI/ML

**Wikidata**: [openalex:W2419687101](https://www.wikidata.org/wiki/openalex:W2419687101)  
**Source**: https://4ort.xyz/entity/a-top-crossover-to-bottom-addressed-segmented-annular-array-using-piezoelectric-micromachined-ultrasonic-transducers