The AS1716 capacitive-sensor-interface IC interfaces piezoelectronic capacitive sensors and finds use in automotive knock sensors. The device provides differential inputs; differential-to-single-ended ...

Quantum Research Group, the charge-transfer (QT) capacitive touch company, announces the QT1081, 8-key QTouch sensor integrated circuit (IC). Its successful predecessor, the QT1080, features in the ...

Capacitive sensor technology has evolved markedly over recent years, underpinned by advancements in integrated circuit design and novel measurement approaches. These sensors function by detecting ...

Most proximity sensors use an electromagnetic field to sense the presence of a target metal. But there are times when it's necessary to sense nonmetallic materials such as plastics, liquids, or ...

Two tiny ICs and a few passive components can yield a capacitive proximity sensor with excellent sensitivity and extremely fast response time. The circuit’s operation leverages the pulse-front-edge ...

Capacitive sensing is a contactless-sensing technique with numerous applications, ranging from proximity sensing (Fig. 1), gesture recognition, automotive rain sensors, and remote liquid-level sensing ...

Depending upon the distance between the surface of a capacitance probe and a target source, the electrical capacitance that is formed between these two objects will vary. In an effort to improve ...