IEEE - Institute of Electrical and Electronics Engineers, Inc. - A Capacitance-Ratio-Modulated Current Front-End Circuit With Pulsewidth Modulation Output for a Capacitive Sensor Interface

Author(s): Meng-Lieh Sheu ; Wei-Hung Hsu ; Lin-Jie Tsao
Sponsor(s): IEEE Instrumentation and Measurement Society
Publisher: IEEE - Institute of Electrical and Electronics Engineers, Inc.
Publication Date: 1 February 2012
Volume: 61
Page Count: 9
Page(s): 447 - 455
ISSN (Paper): 0018-9456
ISSN (Online): 1557-9662
DOI: 10.1109/TIM.2011.2161929
Regular:

This paper presents a front-end circuit with pulsewidth modulation (PWM) output for a capacitive sensor interface. A single-MOSFET-based capacitance-ratio-modulated current (CRMC) circuit... View More

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