Vibrotactile feedback as an orientation aid for blind users of mobile guides

  • Authors:
  • Giuseppe Ghiani;Barbara Leporini;Fabio Paternò

  • Affiliations:
  • ISTI-CNR, Pisa, Italy;ISTI-CNR, Pisa, Italy;ISTI-CNR, Pisa, Italy

  • Venue:
  • Proceedings of the 10th international conference on Human computer interaction with mobile devices and services
  • Year:
  • 2008

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Abstract

In this paper, we present a solution for supporting vibrotactile feedback in mobile museum guides for blind users. To this end, we have designed and implemented a hardware/software module, which can be easily plugged into current PDAs to assist blind users in orientation. The solution, which comprises a two-channels haptic module as well as vocal support, has been exploited for moving through tagged objects. We also report on a user evaluation carried out with a number of blind users.