Signal conditioning for GMR magnetic sensors. Applied to traffic speed monitoring GMR sensors

Sensors and Actuators, A: Physical

Volumn 137, Issue 2, 2007, Pages 230-235

  Pelegrí Sebastiá, José ^a   Alberola Lluch, Jorge ^a   Lajara Vizcaíno, J Rafael ^a  

^a UNIVERSITAT POLITÈCNICA DE VALÈNCIA   (Spain)

Author keywords

Automotive; Disturbance Earth field; GMR sensor; Signal conditioning; Speed monitoring; Vehicle detection

Indexed keywords

AUTOMOBILES; BANDWIDTH; FERRITE; GIANT MAGNETORESISTANCE; MAGNETIC FIELDS; SENSORS; SPEED CONTROL;

DISTURBANCE EARTH FIELD; GMR SENSOR; SPEED MONITORING; VEHICLE DETECTION;

SIGNAL PROCESSING;

EID: 34250203569     PISSN: 09244247     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.sna.2007.03.003     Document Type: Article

References (12)

1. Ripka P. Magnetic sensors for navigation and security applications. Tutorial T01 at IEEE Instrumentation and Measurement Conference 2006 (IMTC2006). Sorrento-Italy (2006)
2. M.J. Caruso, L.S. Withanawasam, Vehicle Detection and Compass Applications using AMR Magnetic Sensors, http://www.ssec.honeywell.com/magnetic/mark_det.html
3. Friis formula for amplifiers in cascade: http://www.internationaleventconnection.com/mtt14/friis.html.
4. Datasheet of the magnetic sensor AB001-02 from NVE Corporation, http://www.nve.com/Downloads/analog_catalog.pdf.
5. ramon P., and Óscar C. Basics of analog differential filters. IEEE Trans. Instrum. Meas. 45 1 (February 1996)
6. S.J. Orfanidis, Introduction to Signal Processing, Prentice-Hall, 1995, ISBN 0-13-209172-0.
7. J.G. Proakis, D.G. Manolakis, Digital Signal Processing: Principles, Algorithms and Applications, Prentice Hall, 1995, ISBN 0-13-394289-9.
8. J.Pelegrí, J.Alberola, V. Llario, Vehicle detection and car speed monitoring system using GMR magnetic sensors, IEEE Industrial Electronics conference 2002 (IECON 02), vol. 2, pp. 1693-1695, 0-7803-7474-6/02.
9. Uchiyama T., and Mohri K. Car traffic monitoring system using MI sensor built-in disk set on the road. IEEE Trans. Magn. 36 5 (September 2000)
10. Mohri K., Uchiyama T., Shen L.P., Cai C.M., and Panina L.V. Sensitive micro magnetic sensor family utilizing magneto-impedance (MI) and stress-impedance (SI) effects for intelligent measurements and controls. Sens. Actuators A: Phys. 91 1 (2001) 85-90 (6)
11. Ripka P. Magnetic sensors for traffic control. Proceeding of International Symposium on Measurement and Control in Robotics (ISMCR 99), vol. 10. Tokyo 1999 (1999) 241-246
12. Pavel R. Magnetic sensors and magnetometers. Magnetoresistors (2001). 1-58053-057-5 Chapter 4