Path planning algorithm based on the limit-cycle navigation method applied to the edge of obstacles

Y. W. Lim, Y. H. Kim, J. U. An, D. H. Kim

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

This UGV (Unmanned Ground Vehicle) is not only widely used in various practical applications but is also currently being researched in many disciplines. In particular, obstacle avoidance is considered one of the most important technologies in the navigation of an unmanned vehicle. In this paper, we introduce a simple algorithm for path planning in order to reach a goal while avoiding polygonal-shaped static obstacles. Effectively to avoid such obstacles, a path planned near the obstacle is much shorter than a path planned far from the obstacle. The proposed method can be applied to two situations: when the obstacle and the robot differ in size; and when there are two obstacles. The efficiency of the proposed algorithm was verified through a set of simulations and experiments. Consequently, the proposed limit-cycle method is more effective than the original limit-cycle algorithm.

Original languageEnglish
Title of host publicationTrends in Intelligent Robotics - 13th FIRA Robot World Congress, FIRA 2010, Proceedings
Pages226-233
Number of pages8
DOIs
StatePublished - 2010
Event13th FIRA Robot World Congress on Trends in Intelligent Robotics, FIRA 2010 - Bangalore, India
Duration: 15 Sep 201017 Sep 2010

Publication series

NameCommunications in Computer and Information Science
Volume103 CCIS
ISSN (Print)1865-0929

Conference

Conference13th FIRA Robot World Congress on Trends in Intelligent Robotics, FIRA 2010
Country/TerritoryIndia
CityBangalore
Period15/09/1017/09/10

Bibliographical note

Funding Information:
This research was carried out under the General R/D Program of the Daegu Gyeongbuk Institute of Science and Technology(DGIST), funded by the Ministry of Education, Science and Technology(MEST) of the Republic of Korea.

Keywords

  • Edge
  • Limit-cycle
  • Obstacle avoidance
  • Path planning
  • UGV

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