14,074 Hits in 4.2 sec

A Cross-Modal Electronic Travel Aid Device [chapter]

F. Fontana, A. Fusiello, M. Gobbi, V. Murino, D. Rocchesso, L. Sartor, A. Panuccio
2002 Lecture Notes in Computer Science  
This paper describes the design of an Electronic Travel Aid device, that will enable blind individuals to "see the world with their ears."  ...  In this way the blind person can use a common pointer as a replacement of the cane.  ...  Introduction Electronic Travel Aids (ETA) for visually impaired individuals aim at conveying information in a way that the user can reconstruct a scenario alternative to the visual one, but having similar  ... 
doi:10.1007/3-540-45756-9_46 fatcat:tgm6eulz7jex3eo2gmxc57lbzu

e-skin: research into wearable interfaces, cross-modal perception and communication for the visually impaired on the mediated stage

Jill Scott, Daniel Bisig, Valerie Bugmann
2007 Digital Creativity  
As neuroscientists suggest, the unique cross-modal potentials of human sensory perception could be augmented by electronic devices, which in turn might communicate with sighted audiences.  ...  The e-skin approach "E-skin" is a set of interfaces, which constitute our past and present attempts to electronically simulate the perceptive modalities of the human skin: pressure, temperature, vibration  ...  orientation aids currently on the market and create acoustic feedback which can augment cross-modal activity.  ... 
doi:10.1080/14626260701743218 fatcat:e5b3xihthfauthjtkxuzsoftz4

Toward a Better Guidance in Wearable Electronic Orientation Aids [chapter]

Slim Kammoun, Marc J. -M. Macé, Bernard Oriola, Christophe Jouffrais
2011 Lecture Notes in Computer Science  
In this paper, we describe components of a guidance system designed to provide a better service in wearable electronic orientation aids for the visually impaired.  ...  Electronic Orientation Aids (EOA) usually guide visually impaired pedestrians using turn-by-turn instructions.  ...  Conclusion and Future Work In this paper, we focused on the general guidance process designed for an Electronic Orientation Aid for the visually impaired.  ... 
doi:10.1007/978-3-642-23768-3_98 fatcat:7rhttchcabdq5pfvnds5jt4chm

Brain-Machine Interfaces to Assist the Blind

Maurice Ptito, Maxime Bleau, Ismaël Djerourou, Samuel Paré, Fabien C Schneider, Daniel-Robert Chebat
2021 Frontiers in Human Neuroscience  
The second concept is cross-modal plasticity, which occurs when loss of input in one sensory modality leads to reorganization in brain representation of other sensory modalities.  ...  It is therefore unsurprising that throughout history many attempts have been undertaken to develop devices aiming at substituting for a missing visual capacity.  ...  Electronic Travel Aids to Assist Mobility To improve personal safety during navigation, electronic travel aids (ETAs) mainly function on the echo principle of active energy-radiating systems.  ... 
doi:10.3389/fnhum.2021.638887 pmid:33633557 pmcid:PMC7901898 fatcat:wn4qs5l57nf6zhqdkfl4zjyy5i

Blind Navigation and the Role of Technology [chapter]

Nicholas A. Giudice, Gordon E. Legge
2008 The Engineering Handbook of Smart Technology for Aging, Disability, and Independence  
electronic aids, such as GPS-based devices for piloting [9] .  ...  REVIEW OF SELECTED NAVIGATIONAL TECHNOLOGIES Tools used in blind navigation are often called mobility aids or electronic travel aids (ETAs).  ... 
doi:10.1002/9780470379424.ch25 fatcat:m4gbah2ymfhztjw6n5ig43yhzu

A Review of Some Assistive Tools and their Limitations for Visually Impaired

Suresh Merugu, George Ghinea, Abdul Subhani Shaik, Manir Ahmed, Raveendra Babu P
2022 Helix  
In this paper, a systematic review of some of the assistive tools for Blind and Visually Impaired is done.  ...  Portable Electronic Travel Tools Mounir Bousbia-Salah, Mohamed Fezari [2] proposed a portable Electronic Travel Aid device that provides independent mobility and let travel through known and unknown  ...  Electronic Travel Aid will enhance the independent mobility of visually impaired persons.  ... 
doi:10.29042/2022-12-1-1-9 fatcat:2f6aeqdacjfxzphdjymz6hifia

Multisensory inclusive design with sensory substitution

Tayfun Lloyd-Esenkaya, Vanessa Lloyd-Esenkaya, Eamonn O'Neill, Michael J. Proulx
2020 Cognitive Research  
This article provides a tutorial guide on how to use research into multisensory processing and sensory substitution techniques from the cognitive sciences to design new inclusive cross-modal displays.  ...  applications of sensory substitution techniques are typically focused on the development of assistive technologies whereby visually impaired users can acquire visual information via auditory and tactile cross-modal  ...  Abbreviations ETA: Electronic travel aid; EOA: Electronic orientation aid; HCI: Human computer interactions; TVSS: Tactile vision sensory substitution; SSDs: Sensory substitution devices Fig. 1 1 Illustration  ... 
doi:10.1186/s41235-020-00240-7 pmid:32770416 fatcat:ezpnis664jaxzjvdoggdij7ofq

Navigation and space perception assistance for the visually impaired: The NAVIG project

S. Kammoun, G. Parseihian, O. Gutierrez, A. Brilhault, A. Serpa, M. Raynal, B. Oriola, M.J.-M. Macé, M. Auvray, M. Denis, S.J. Thorpe, P. Truillet (+2 others)
2012 IRBM  
Over the past 50 years, a number of electronic travel aids (ETAs) have been developed with the aim of improving the mobility of the VI. Despite the efforts, these systems are rarely used.  ...  The NAVIG device aims to complement conventional mobility aids (i.e. white cane and guide dog), while also adding unique features to localize specific objects in the environment, restore some visuomotor  ...  A review in 2009 of existing electronic mobility aids for the VI identified 146 devices, providing details on 21 commercially available systems that can be used without environmental adaptations [4] .  ... 
doi:10.1016/j.irbm.2012.01.009 fatcat:t7oyqv3pkvcjjor2b4mvki7rfy

Assessment of feedback modalities for wearable visual aids in blind mobility

Aminat Adebiyi, Paige Sorrentino, Shadi Bohlool, Carey Zhang, Mort Arditti, Gregory Goodrich, James D. Weiland, Jeffrey Jutai
2017 PLoS ONE  
Sensory substitution devices engage sensory modalities other than vision to communicate information typically obtained through the sense of sight.  ...  Prototype systems were developed to deliver verbal and vibrotactile commands to allow an investigator to guide a subject through a course.  ...  In general comments, several subjects stated a need for better electronic travel aids to assist in mobility.  ... 
doi:10.1371/journal.pone.0170531 pmid:28182731 pmcid:PMC5300186 fatcat:6tujk4kzhrhalfl3mh27a76dla

Artificial control of optical gain polarization by stacking quantum dot layers

T. Kita, N. Tamura, O. Wada, M. Sugawara, Y. Nakata, H. Ebe, Y. Arakawa
2006 Applied Physics Letters  
Figure 1 shows a typical ͑110͒ cross-sectional transmission electron microscopy ͑TEM͒ image of columnar QDs ͑SLN= 9͒ and a schematic image of the stacking layers.  ...  The obtained loss is a net modal loss including optical absorption and propagation loss. The modal loss decreases with the SLN in a similar way as the gain in Fig. 4 .  ... 
doi:10.1063/1.2206126 fatcat:tn5ni2nm35g2fkovfgkbsz4rja

The impact of new assistive technologies on specific occupational risks for blind and visual impaired peoples

Doru Costin Darabont, Daniel Onuţ Badea, Alina Trifu, Paul Fogarassy, V.M. Pasculescu
2020 MATEC Web of Conferences  
This assistive technologies, which are a most needed tool for the visually impaired people to access the labour market, could be also a danger if not properly installed and implemented.  ...  Such an accident could be of tremendous impact for a blind that need to rely continuously on his fingers for environment tactile exploration.  ...  This research was partially supported by a project co-financed from the European Regional Development  ... 
doi:10.1051/matecconf/202030500079 fatcat:zgpiqvf3sval3ieczp4wbeptpi

Sonification: Review of Auditory Display Solutions in Electronic Travel Aids for the Blind

Michał Bujacz, Paweł Strumiłło
2016 Archives of Acoustics  
In assistive technologies for the blind, sonification is most often used in electronic travel aids (ETAs) - devices which aid in independent mobility through obstacle detection or help in orientation and  ...  Additionally, a sonification approach developed in the Naviton project is presented.  ...  ., F usiello A., G obbi M ., M urin o V ., R occhesso D ., Sartor R , P anu ccio A. (2002) A Cross-Modal Electronic Travel Aid Device, H um an C om puter In teraction w ith Mobile Devices, Lecture N otes  ... 
doi:10.1515/aoa-2016-0040 fatcat:pzftpat3qvbhnirqryahxdszua

Wearable Assistive Devices for the Blind [chapter]

Ramiro Velázquez
2010 Lecture Notes in Electrical Engineering  
Assistive devices are a key aspect in wearable systems for biomedical applications, as they represent potential aids for people with physical and sensory disabilities that might lead to improvements in  ...  This chapter focuses on wearable assistive devices for the blind.  ...  Many electronic travel aids (ETAs) for safe and independent mobility of the blind have been proposed over the last decades.  ... 
doi:10.1007/978-3-642-15687-8_17 fatcat:6pwisvfjrrgbrciogahp2hvnoa

Design and Analysis of Separate-Absorption-Transport-Charge-Multiplication Traveling-Wave Avalanche Photodetectors

J.-W. Shi, Y.-H. Liu, C.-W. Liu
2004 Journal of Lightwave Technology  
A near 30-Gb/s electrical bandwidth and 10 avalanche gain can be achieved simultaneously, even with a long device absorption length (150 m) and low operation voltage ( 12 V).  ...  As a key component in these transmission systems, ultra-high-speed photodetectors are able to not only increase the transmission capability in a single channel, but also reduce the required number of channels  ...  DEVICE STRUCTURE The conceptual band diagram and cross-sectional view of the proposed device are shown in Fig. 1 (a) and (b), respectively.  ... 
doi:10.1109/jlt.2004.829230 fatcat:2kd6mpdnt5frhl3ydit7h2l7bi

Integrated thin-film piezoelectric traveling wave ultrasonic motors

Gabriel L. Smith, Ryan Q. Rudy, Ronald G. Polcawich, Don L. DeVoe
2012 Sensors and Actuators A-Physical  
An integrated approach to the fabrication of thin-film piezoelectric traveling wave ultrasonic motors at the mm-scale is being developed for low power, high torque motors for small scale robotics, biomedical  ...  Using laser Doppler vibrometry (LDV), controlled traveling waves were demonstrated in the bulk silicon elastic medium of the stator and the standing wave behavior was characterized for control purposes  ...  Army Research Laboratory for device fabrication. Access to LDV facilities in the UMD Dynamics and Control Laboratory is gratefully acknowledged.  ... 
doi:10.1016/j.sna.2011.12.029 fatcat:qbb5aei6ezfjtjnwy4rsgsm6ye
« Previous Showing results 1 — 15 out of 14,074 results