**Author details**

Jong-Gyu Hwang1 \*, Tae-Ki An1 , Kyeong-Hee Kim1 and Chung-Gi Yu<sup>2</sup>

1 Korea Railroad Research Institute, Uiwang, Korea

2 Bluemobile Co., Ltd., Seoul, Korea

\*Address all correspondence to: jghwang@krri.re.kr

© 2022 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

*IoT-Based Route Guidance Technology for the Visually Impaired in Indoor Area DOI: http://dx.doi.org/10.5772/intechopen.105549*
