DocumentCode
3115702
Title
Coin recognition using an inductive proximity sensor microsystem
Author
Passeraub, A. ; Besse, P.-A. ; de Raad, C. ; Dezuari, O. ; Quinet, F. ; Popovic, R.S.
Author_Institution
Fed. Inst. of Technol., Lausanne, Switzerland
Volume
1
fYear
1997
fDate
16-19 Jun 1997
Firstpage
389
Abstract
We have realized metallic profile imagery of coins using a miniaturized inductive proximity sensor. The sensor is a microsystem composed of a 1 mm diameter coil and a new ASIC interface based on the principle of a differential relaxation oscillator. This imagery is appropriate for coin pattern recognition. We successfully acquired well recognizable images of various coins with similar and different geometrical, electrical and magnetic properties
Keywords
coils; electric impedance measurement; electric sensing devices; image recognition; microsensors; 1 mm; ASIC interface; coil; coin pattern recognition; differential relaxation oscillator; double alloy coins; ferromagnetic coins; metallic profile imagery; miniaturized inductive proximity sensor; Application specific integrated circuits; Coils; Image recognition; Image sensors; Magnetic sensors; Mechanical sensors; Oscillators; Pattern recognition; Robustness; Variable structure systems;
fLanguage
English
Publisher
ieee
Conference_Titel
Solid State Sensors and Actuators, 1997. TRANSDUCERS '97 Chicago., 1997 International Conference on
Conference_Location
Chicago, IL
Print_ISBN
0-7803-3829-4
Type
conf
DOI
10.1109/SENSOR.1997.613666
Filename
613666
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