Imperial College is developing an implantable passive blood pressure monitor based around a SAW (surface acoustic wave) oscillator. “In essence, it is an oscillator that you can ping from the outside ...

Sand 9 has launched Piezo-electric MEMS timing device based on its patented Temperature Compensated MEMS Oscillator (TCMO) platform. Sand 9 says the TM651 exceeds the performance of quartz in several ...

This beeper circuit will generate an car-splitting 110dB from 9V. The setup uses a single 74C14 (CD40106B) CMOS hex inverting Schmitt-trigger IC, which must be used with a piezoelectric device with a ...

How an ultra-tiny, injectable energy-harvesting, temperature-sensing, and data-link system was developed. The use of ultrasound energy to provide both a wireless power source and data link. How a ...

For a PDF verion of this article, click here. Though the understanding of piezoelectrics is more than a century old, there is, of late, a rapidly expanding interest in piezoelectric actuators, because ...