Research Article
Geometry Based Approach to Obstacle Avoidance of Triomnidirectional Wheeled Mobile Robotic Platform
Figure 3
Effect of type and orientation of obstacles on the response of ultrasonic sensors.
(a) Working principle of Ping Ultrasonic Sensor |
(b) Flat obstacle at angle to Ping Ultrasonic Sensor |
(c) Too small obstacle in front of Ping Ultrasonic Sensor |
(d) Too soft obstacle in front of Ping Ultrasonic Sensor |