An acoustic multi-touch sensing method using amplitude disturbed ultrasonic wave diffraction patterns
dc.contributor.author | LIU, Yuan |
dc.contributor.author
hal.structure.identifier | NIKOLOVSKI, Jean-Pierre
|
dc.contributor.author
hal.structure.identifier | HAFEZ, Moustapha
|
dc.contributor.author | VERGÉ, Michel |
dc.contributor.author
hal.structure.identifier | MECHBAL, Nazih
|
dc.date.accessioned | 2015 |
dc.date.available | 2015 |
dc.date.issued | 2010 |
dc.date.submitted | 2015 |
dc.identifier.issn | 0924-4247 |
dc.identifier.uri | http://hdl.handle.net/10985/9217 |
dc.description.abstract | This paper proposes an acoustic multi-touch tactile sensing method. The proposed method is based on an amplitude disturbed ultrasonic wave diffraction pattern. An A0 Lamb wave transmitted in a thin finite copper plate is processed to provide tactile information, for one or two fingers. A touch event is localized by identifying the diffraction signals among a database of diffracted Lamb wave references. Statistic models are used to improve the localization reliability. An artificial silicone finger is used in the calibration procedure. This touch interface is evaluated as a 2-touch interface. |
dc.language.iso | en |
dc.publisher | Elsevier |
dc.rights | Post-print |
dc.subject | Lamb waves |
dc.subject | Tactile |
dc.subject | Multi-touch |
dc.subject | Diffraction |
dc.subject | Pattern recognition |
dc.title | An acoustic multi-touch sensing method using amplitude disturbed ultrasonic wave diffraction patterns |
dc.identifier.doi | 10.1016/j.sna.2010.03.020 |
dc.typdoc | Article dans une revue avec comité de lecture |
dc.localisation | Centre de Paris |
dc.subject.hal | Sciences de l'ingénieur: Acoustique |
dc.subject.hal | Sciences de l'ingénieur: Automatique / Robotique |
dc.subject.hal | Sciences de l'ingénieur: Mécanique: Vibrations |
dc.subject.hal | Sciences de l'ingénieur: Traitement du signal et de l'image |
ensam.audience | Internationale |
ensam.page | 394-399 |
ensam.journal | Sensors and Actuators A: Physical |
ensam.volume | 162 |
ensam.issue | 2 |
hal.identifier | hal-01102732 |
hal.version | 1 |
hal.status | accept |
dc.identifier.eissn | 1873-3069 |