New achievements in assisted movement of visually impaired in outdoor environments

  • Authors:
  • Ivan Bogdanov;Virgil Tiponut;Radu Mirsu

  • Affiliations:
  • Department of Applied Electronics, POLITEHNICA University of Timisoara, Timisoara, Romania;Department of Applied Electronics, POLITEHNICA University of Timisoara, Timisoara, Romania;Department of Applied Electronics, POLITEHNICA University of Timisoara, Timisoara, Romania

  • Venue:
  • WSEAS Transactions on Circuits and Systems
  • Year:
  • 2009

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Abstract

In the last years, the traditional tools used by visually impaired to navigate in real outdoor environments (white cane and guiding dogs) are to be substituted with electronic travel aids (ETA). These devices are capable to improve the mobility of blind users in unknown or dynamically changing environment, but up to date no ETAs have been practically implemented. In this paper, the most important theoretical and practical results obtained in the field of ETAs are presented first. Some original results of the author's team, including new concepts in this field, like integrated environment for assisted movement, acoustical virtual reality (AVR), bioinspired solutions are then discussed in more detail. Conclusions and the further developments in this area are also presented.