Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Abstract: Three types of piezoresistive pressure sensors were designed and fabricated using different process technologies incorporating standard diffused piezoresistors, and oxide isolated ...

Abstract: Monitoring the vital signs and sleep qualities of patients lying on the airbed in Emergency Intensive Care Unit (EICU) is of great importance. In this paper, a novel flexible vital signs and ...