Low Cost Obstacle Avoidance Robot
Vivek Hanumante1, Sahadev Roy2, Santanu Maity3

1Vivek Hanumante, Department of Electronics & Communication Engineering, National Institute of  Technology Arunachal Pradesh, India.
2Sahadev Roy, Department of Electronics & Communication Engineering, National Institute of  Technology Arunachal Pradesh, India.
3Santanu Maity, Department of Electronics & Communication Engineering, National  Institute of Technology Arunachal Pradesh, India.
Manuscript received on August 04, 2013. | Revised Manuscript received on August 28, 2013. | Manuscript published on September 05, 2013. | PP: 52-55 | Volume-3, Issue-4, September 2013. | Retrieval Number: D1771093413/2013©BEIESP
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© The Authors. Published By: Blue Eyes Intelligence Engineering and Sciences Publication (BEIESP). This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/)

Abstract: This paper deals with a low cost solution to obstacle avoidance for a mobile robot. This paper also presents a dynamic steering algorithm which ensures that the robot doesn’t have to stop in front of an obstacle which allows robot to navigate smoothly in an unknown environment, avoiding collisions. The obstacle avoidance strategy has been described. Obstacle avoidance strategy and working of robot is greatly dependent on the detection of obstacles by sensors and corresponding response of robot. Working principle of sensors, limitation of their use and obstacle avoidance algorithm has been discussed in detail.
Keywords: AVR Studio, Binary Logic, Dynamic steering algorithm, RS232.