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. 2022 Oct 17;22(20):7888. doi: 10.3390/s22207888

Table 8.

Properties of Voice and Vibration Navigation Tools.

Voice and Vibration-Based Navigation System
Better Obstacle Detection The ultrasonic sensor accurately detects any obstacles in range of a visually impaired person.
Fast and Reliable Alerts The ultrasonic sensor provides better navigation with voice and vibration feedback providing proper guidance.
Multipurpose The system can be used for both indoor and outdoor environments.