International Research Journal of Engineering and Technology (IRJET)
e-ISSN: 2395-0056
Volume: 12 Issue: 05 | May 2025
p-ISSN: 2395-0072
www.irjet.net
Pedestrian Safety Enhancement Using IoT For Visually Impaired Adithi
Devika R K
Computer Science Engineering Department Jyothy Institute of Technology Bengaluru, India
Gurram Venu
Computer Science Engineering Department Jyothy Institute of Technology Bengaluru, India
Lalithashree L S
Computer Science Engineering Computer Science Engineering Department Department Jyothy Institute of Technology Jyothy Institute of Technology Bengaluru, India Bengaluru, India
Dr Krishna Prasad R Associate Professor Computer Science Engineering Department Jyothy Institute of Technology Bengaluru, India
-------------------------------------------------------------------------***-------------------------------------------------------------------------Abstract-Safety for pedestrians ranks as a key issue for blind individuals, particularly in dynamic environments where traditional assistive devices like canes and guide dogs prove inefficient in perceiving moving obstacles and providing sufficient advance warnings. In order to compensate for such shortcoming, we present an IoT- enabled wearable system integrated mounted on the shoes to provide enhanced situational awareness and body safety. The system combines an Arduino Uno microcontroller, ultrasonic sensor, piezoelectric buzzer as an audio alert system, and lithium battery inside a compact integrated assembly onto a regular shoe where these connections are connected via jumper wires.
The development of embedded systems and the Internet of Things (IoT) presents a new horizon for assistive technology. With the use of low-power, small-form-factor components and real-time sensing, IoT-based solutions can potentially greatly increase mobility and situational awareness for the visually impaired. Yet numerous current electronic aids to navigation are too complicated, too costly, or too impractical for everyday use. In this study, we suggest a low-cost, wearable system that embeds key IoT elements into a common shoe to enable constant obstacle detection and user notification. The system includes an Arduino Uno microcontroller, an ultrasonic sensor to measure distance, a piezoelectric buzzer for outputting alerts, and a battery power source. Installed directly on footwear, the design is capable of hands-free use and integration into the user's routine without interruption.
This paper enlightens the potential of coupling IoT technologies with wearables on a daily basis to offer accessible, scalable, and user-friendly solutions that enable independent mobility and safety for visually impaired individuals.
The main functionality of the system is that it detects obstacles within a defined range and sends instant warnings through sound and vibration, allowing users to respond immediately and prevent collisions. The components' light weight and ergonomic location ensure that the system will not restrict movement or comfort. Through extensive real-world testing, the imagined device was shown to be robust and able to be a beneficial pedestrian navigation aid for the visually impaired. This work provides the design strategy, component synthesis, system operation, and performance assessment of the imagined wearable system. Through the realization of a necessary gap in assistive mobility devices, this effort continues the ongoing endeavor to facilitate safer, smarter environments for the visually impaired.
Keywords: Detection system, IoT Shoe, Audio alert system, visually impaired, real time, mobility device, wearable device, Pedestrian safety
I.INTRODUCTION Visually impaired people encounter major difficulties in moving around their environment safely, especially in urban areas where there are obstacles, uneven ground, and hazards that are not easy to foresee. Even with the use of conventional aids like the white cane and guide dog, these mechanisms tend to be insufficient in identifying objects at a distance or offering directions in real-time. This shortcoming subjects’ users to risks and their freedom of movement in new locations is limited.
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