A flow chart of the blind stick to build a connection with smart assistant
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GPS & GSM Enabled Blind Stick Tracking Using Ultrasonic & Infrared
What are the best sensors to be used in smart stick (cane) for blind people to avoid obstacle such as walls and holes? - Quora
SMART CANE Blind Stick Mobility Aid for Visual Impaired with White Cane 120cm
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Smart cane for blind to detect obstacles
Smart Stick for Blind
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Smart Blind Stick
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Schematic diagram Figure 5. Simulation test
Design and Realization of a Low-Cost Smart Walking Aid for Visually Impaired and Blind People - Article (v1) by Papai Shee et al.