A precise capacitance-to-pulse width converter for integrated sensors

Analog Integrated Circuits and Signal Processing

Volumn 41, Issue 1, 2004, Pages 93-97

  Bruschi, P ^a   Navarrini, D ^a   Barillaro, G ^a   Gola, A ^b  

^a UNIVERSITY OF PISA   (Italy)

^b STMICROELECTRONICS   (Czech Republic)

Author keywords

Capacitive sensor; Pulse width modulation; Sensor interface

Indexed keywords

CAPACITANCE; COMPUTER SIMULATION; ELECTRIC CONVERTERS; ENERGY DISSIPATION; INTEGRATED CIRCUIT LAYOUT; PULSE WIDTH MODULATION;

CAPACITIVE SENSOR; ELECTRONIC INTERFACES; SENSOR INTERFACE;

SENSORS;

EID: 4344595023     PISSN: 09251030     EISSN: None     Source Type: Journal    
DOI: 10.1023/B:ALOG.0000038288.41566.0f     Document Type: Article

References (5)

1. H.K. Trieu, N. Kordas, and W. Mokwa, "Fully CMOS compatible capacitive differential pressure sensors with On-Chip Programmabilities and Temperature Compensation." Sensors 2002. Proc. of IEEE., vol. 2, 2002.
2. M. Esashi, S. Sugiyama, K. Ikeda, Y. Wang, and H. Miyashita, "Vacuum-Sealed Silicon Micromachined Pressure Sensors." IEEE Proc., vol. 86, pp. 1627-1639, 1998.
3. A. Gola, P. Bendiscioli, E. Chiesa, E. Lasalandra, F. Pasolini, M. Tronconi, T. Ungaretti, and A. Baschirotto, "A 80 dB-SNR ± 1g Fully-Integrated Biaxial Linear Accelerometer in a Standard 0.5 μm CMOS Technology for High-Sensitivity Applications," in Proc. ESSCIRC, Florence (Italy), Sept. 2002, pp. 631-634.
4. G. Ferri and P. De Laurentis, "A novel low voltage low power oscillator as a capacitive sensor interface for portable applications," Sensors and Actuators, vol. 76, pp. 437-441, 1999.
5. D.E. Ward and R.W. Dutton, "A charge Oriented Model for MOS Transistor Capacitances." IEEE J. Solid-State Circuits, vol. SC-13, pp. 703-708, 1978.