Patent 2: Obstacle detection—Visually impaired
METHOD AND NAVIGATION SYSTEM FOR ASSISTING A VISUALLY IMPAIRED USER TO SAFELY WALK AROUND OBSTRUCTIONS AND IMPEDIMENTS
Highlights of Claims:
A computer-implemented method of guiding a visually impaired user of a navigation system to avoid obstructions and impediments while walking
Ability of the system to perform measurements, providing navigation instructions and alarms to the user based on whether an obstruction or an impediment is detected that is closer than a predetermined distance to the user while the user is walking
Ability of the system to determining field of view dimensions and depth of field distances
Application Summary:
Multiple devices to assist a visually impaired individual to freely walk and navigate without the use of a walking cane
The system will scan, detect and alarm the user utilizing a multitude of options whenever obstacles are within a defined walking path
The system will detect road obstacles, walking path abnormalities and simultaneously inform their distance and location relative to the visually- impaired