Capacitive micromachined ultrasonic transducer (cMUT) arrays provide broad bandwidth, high sensitivity, low mechanical impedance, and potential for electronic integration, and thus are promising for medical imaging applications.

Abstract: Capacitive micromechanical ultrasonic transducers (CMUTs) have widespread applications in ultrasonic imaging, therapeutic treatment, and underwater applications. Reasonable design of their array structures essentially determines the performance in aforementioned applications.

Our CMUT technology enables high volume ultrasound transducer manufacturing and high levels of integration at a lower cost. You benefit from our expertise, built from developing and manufacturing a range of CMUT array devices.

2022年6月2日 · In this paper, we introduce key architectural features to enable high-reliability CMUTs with enhanced performance. Typically, a CMUT element in an array is designed with an ensemble of smaller...

2020年8月24日 · Phased CMUT arrays contain multiple individual elements that can be controlled separately in a programmable pattern. They can achieve tiny dimensions and high imaging resolution at a low cost.

As an alternative, capacitive micromachined ultrasonic transducer (CMUT) technology, using integrated circuit fabrication tech-niques, can provide arrays with the small dimensions required for high-frequency operation. We have designed and fabricated several linear and ring arrays of CMUTs to operate in the 10 to 50 MHz range.

2022年1月8日 · Capacitive micromachined ultrasound transducers (CMUTs) have broad application prospects in medical imaging, flow monitoring, and nondestructive testing. CMUT arrays are limited by their fabrication process, which …

2006年8月1日 · Capacitive micromachined ultrasonic transducers consist of an array of metallized micro-membranes suspended over a substrate. CMUTs are commonly fabricated by means of the surface micromachining technology, using standard integrated circuits techniques.

2016年10月9日 · We have designed, fabricated, and characterized two-dimensional 16x16-element capacitive micromachined ultrasonic transducer (CMUT) arrays. The CMUT array elements have a 250-μ m pitch, and when tested in immersion, have a. 5-MHz center frequency and 99% fractional bandwidth.

A two-dimensional (2D) transducer array is an integral part of a three-dimensional (3D) ultrasound imaging system as well as a compact ultrasound system for neu