Walking in a city can be like walking on a mine field for someone who is visually impaired. Traditional walking canes help detect obstacles on the ground, but what about obstacles that are higher? They present a different challenge—and one that SmartCane wants to tackle. Using ultrasonic ranging and vibration patterns, SmartCane serves as an enhancement to the classic walking cane by detecting dangling or above-knee-height obstacles. It creates spatial awareness and warns of possible contact with objects—and people—from a safe distance. Here's the story of this powerful innovation!