Design and development of an indoor navigation and object identification system for the blind

  • Authors:
  • Andreas Hub;Joachim Diepstraten;Thomas Ertl

  • Affiliations:
  • University of Stuttgart, Universitätsstraße 38, Stuttgart, Germany;University of Stuttgart, Universitätsstraße 38, Stuttgart, Germany;University of Stuttgart, Universitätsstraße 38, Stuttgart, Germany

  • Venue:
  • Assets '04 Proceedings of the 6th international ACM SIGACCESS conference on Computers and accessibility
  • Year:
  • 2003

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Abstract

In this paper we present a new system that assists blind users in orienting themselves in indoor environments. We developed a sensor module that can be handled like a flashlight by a blind user and can be used for searching tasks within the three-dimensional environment. By pressing keys, inquiries concerning object characteristics, position, orientation and navigation can be sent to a connected portable computer, or to a federation of data servers providing models of the environment. Finally these inquiries are acoustically answered over a text-to-speech engine.