Correlation between electrovibration perception magnitude and the normal force applied by finger

  • Xingwei Guo
  • , Yuru Zhang
  • , Dangxiao Wang*
  • , Lei Lu
  • , Jian Jiao
  • , Weiliang Xu
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Electrovibration has been used to render the surface texture on tactile devices. To understand how the rendering performance is related to the normal force applied to the surface of the device by a finger, we investigated the influence of the applied normal force on electrovibration perception magnitude. We conducted a magnitude estimation experiment to observe how the electrovibration perception relates to the applied normal force ranging from 0.5 to 5 N. We measured the frictional force on a finger together with the normal force and calculated the friction induced by the electrostatic force. We found that the electrovibration perception magnitude increased with the increased applied normal force. Similarly, the friction induced by the electrostatic force increased with the applied normal force. This study demonstrates that the applied normal force has a large influence on the electrovibration perception, which needs to be considered in virtual texture rendering on electrovibration-based tactile devices.

Original languageEnglish
Title of host publicationHaptics
Subtitle of host publicationScience, Technology, and Applications - 11th International Conference, EuroHaptics 2018, Proceedings
EditorsHong Z. Tan, Hiroyuki Shinoda, Domenico Prattichizzo, Emanuele Ruffaldi, Emanuele Ruffaldi, Antonio Frisoli
PublisherSpringer Verlag
Pages91-101
Number of pages11
ISBN (Print)9783319934440
DOIs
StatePublished - 2018
Event11th International Conference on Haptics: Science, Technology, and Applications, EuroHaptics 2018 - Pisa, Italy
Duration: 13 Jun 201816 Jun 2018

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume10893 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference11th International Conference on Haptics: Science, Technology, and Applications, EuroHaptics 2018
Country/TerritoryItaly
CityPisa
Period13/06/1816/06/18

Keywords

  • Applied normal force
  • Electrovibration
  • Haptics

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