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Touch Mode Capacitive Pressure Sensors for Automotive Applications
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English
Abstract
The principle, simulation, design, characteristics and application of touch mode capacitive pressure sensors for embedded monitoring of tire pressure are presented In touch mode operation, the diaphragm of the Capacitive pressure sensor is touching the substrate structure The advantages of this mode of operation are near linear output, large over-range pressure and robust structure that make it capable to withstand harsh industrial field environment When properly packaged, the device can be used to measure fluid flow, force, acceleration, and displacement, etc in automotive applications
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Citation
Ko, W. and Wang, Q., "Touch Mode Capacitive Pressure Sensors for Automotive Applications," SAE Technical Paper 962200, 1996, https://doi.org/10.4271/962200.Also In
References
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- Huang Xiang X “Modeling of Large Deflection and Touch Mode Capacitive Sensors” Case Western Reserve Univ Cleveland, Ohio, USA 1994
- Ding Xiaoyi “Mechanical Properties of Silicon Films and Capacitive Microsensors May 1990
- Wang Yang “Industrial Capacitive Pressure Sensor” Case Western Reserve Univ Cleveland, Ohio, USA 1994
- Ko Wen H “Capacitive absolute pressure sensor for industrial applications” June 1996
- Ko W H Yeh G J “An integrated interface circuit for capacitive sensors” Microsystem Technology Springer International 1 1 Oct 1994 42 47 April 1989