Cognitive Radio Engine Design Based on Ant Colony Optimization

  • Authors:
  • Nan Zhao;Shuying Li;Zhilu Wu

  • Affiliations:
  • School of Information and Telecommunication Engineering, Dalian University of Technology, Dalian, China 116024;School of Electronics and Information Technology, Harbin Institute of Technology, Harbin, China 50001;School of Electronics and Information Technology, Harbin Institute of Technology, Harbin, China 50001

  • Venue:
  • Wireless Personal Communications: An International Journal
  • Year:
  • 2012

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Abstract

In this letter, a mutated ant colony optimization (MACO) cognitive radio engine is proposed, and it is the first time to apply ACO algorithm to this problem. The cognitive radio is a promising technology nowadays to alleviate the apparent scarcity of available radio spectrum, and the cognitive radio engine determines the optimal radio transmission parameters for the system. The cognitive engine problem is usually solved by genetic algorithm (GA), however, the GA converges slowly and its performance can still be improved. Hence, MACO algorithm with excellent performance is applied to the cognitive engine in this letter. Simulation results show that the fitness scores obtained by the MACO engine are much better than the ACO and GA engines in different scenarios.