The visually impaired suffer greatly while moving from one place to another. They face
challenges in going outdoors and in protecting themselves from moving and stationary …

The development of many tools and technologies for people with visual impairment has
become a major priority in the field of assistive technology research. However, many of …

Managing crowded areas is an extremely and difficult task. Several people might be injured
or lost their lives every year because of the mal organization of the crowded areas. There …

In this work, we developed a prototype that adopted sound-based systems for localization of
visually impaired individuals. The system was implemented based on a wireless ultrasound …

Efficient children tracking schemes require attaching a wearable device to the target person
or embedding a tracking software inside a handheld smartphone. Such schemes provide the …

How to efficiently and accurately locate people and objects in the indoor environment has
always been a hotspot in indoor localization research. Channel State Information (CSI) …

Método Geométrico para Localizaçao da Estaçao Móvel em Ambiente Interno Usando uma
Estaçao Base da Rede Celular Page 1 Método Geométrico para Localizaçao da Estaçao Móvel …

Localizar o dispositivo móvel em uma rede celular pode ter diversas aplicações, como
auxiliar na locomoção dos deficientes visuais, proporcionando maior qualidade de vida …