Development of a low-cost senor based aid for visually impaired people

The aim of the project is the development of an aid for blind or visually impaired people, considering economic aspects as well as easy adaptability to various daily situations. Distance sensors were attached to a walking frame (rollator) to detect the distance to obstacles. The information from the...

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Main Authors: Loepthien Nora, Jehnichen Tanja, Hauser Josephine, Schullcke Benjamin, Möller Knut
Format: Article
Language:English
Published: De Gruyter 2016-09-01
Series:Current Directions in Biomedical Engineering
Subjects:
Online Access:https://doi.org/10.1515/cdbme-2016-0158
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author Loepthien Nora
Jehnichen Tanja
Hauser Josephine
Schullcke Benjamin
Möller Knut
author_facet Loepthien Nora
Jehnichen Tanja
Hauser Josephine
Schullcke Benjamin
Möller Knut
author_sort Loepthien Nora
collection DOAJ
description The aim of the project is the development of an aid for blind or visually impaired people, considering economic aspects as well as easy adaptability to various daily situations. Distance sensors were attached to a walking frame (rollator) to detect the distance to obstacles. The information from the sensors is transmitted to the user via tactile feedback. This is realized with a number of vibration motors which were located at the upper belly area of the subject. To test the functionality of the aid to the blind, a testing track with obstacles has been passed through by a number of volunteers. While passing the track five times the needed time to pass through, as well as the number of collisions, were noticed. The results showed a decline in the average time needed to pass though the testing track. This indicates a learning process of the operator to interpret the signals given by the tactile feedback.
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spelling doaj.art-ee2f1d7ea4684c48914e11e0e606546f2022-12-21T18:32:42ZengDe GruyterCurrent Directions in Biomedical Engineering2364-55042016-09-012172773010.1515/cdbme-2016-0158cdbme-2016-0158Development of a low-cost senor based aid for visually impaired peopleLoepthien Nora0Jehnichen Tanja1Hauser Josephine2Schullcke Benjamin3Möller Knut4Institute of Technical Medicine, Furtwangen University, VS-SchwenningenInstitute of Technical Medicine, Furtwangen University, VS-SchwenningenInstitute of Technical Medicine, Furtwangen University, VS-SchwenningenInstitute of Technical Medicine, Furtwangen University, VS-SchwenningenInstitute of Technical Medicine, Furtwangen University, VS-SchwenningenThe aim of the project is the development of an aid for blind or visually impaired people, considering economic aspects as well as easy adaptability to various daily situations. Distance sensors were attached to a walking frame (rollator) to detect the distance to obstacles. The information from the sensors is transmitted to the user via tactile feedback. This is realized with a number of vibration motors which were located at the upper belly area of the subject. To test the functionality of the aid to the blind, a testing track with obstacles has been passed through by a number of volunteers. While passing the track five times the needed time to pass through, as well as the number of collisions, were noticed. The results showed a decline in the average time needed to pass though the testing track. This indicates a learning process of the operator to interpret the signals given by the tactile feedback.https://doi.org/10.1515/cdbme-2016-0158aid to the blindlow-costsensor based
spellingShingle Loepthien Nora
Jehnichen Tanja
Hauser Josephine
Schullcke Benjamin
Möller Knut
Development of a low-cost senor based aid for visually impaired people
Current Directions in Biomedical Engineering
aid to the blind
low-cost
sensor based
title Development of a low-cost senor based aid for visually impaired people
title_full Development of a low-cost senor based aid for visually impaired people
title_fullStr Development of a low-cost senor based aid for visually impaired people
title_full_unstemmed Development of a low-cost senor based aid for visually impaired people
title_short Development of a low-cost senor based aid for visually impaired people
title_sort development of a low cost senor based aid for visually impaired people
topic aid to the blind
low-cost
sensor based
url https://doi.org/10.1515/cdbme-2016-0158
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AT schullckebenjamin developmentofalowcostsenorbasedaidforvisuallyimpairedpeople
AT mollerknut developmentofalowcostsenorbasedaidforvisuallyimpairedpeople