Wireless Personal Communications

, Volume 45, Issue 3, pp 423–434

A Context Driven Architecture for Cognitive Radio Nodes


DOI: 10.1007/s11277-008-9480-7

Cite this article as:
Balamuralidhar, P. & Prasad, R. Wireless Pers Commun (2008) 45: 423. doi:10.1007/s11277-008-9480-7


A cognitive radio (CR), in its generic form, needs to be highly flexible and adaptive while desirably hiding its complexities from users and system programmers. For the autonomic management the CR needs to be aware of the ‘self’ and the ‘world’ around it. Embedded intelligence with cognitive and collaborative adaptations require innovative techniques for managing the functionality of the device. Complexity of the cognitive processes involved demand for formal methods for run time evaluations and verification. In this paper we propose a generic architecture for a cognitive node with a context driven approach which incorporates some formalisms including context spaces, ontology, process algebra to represent and manipulate various cognitive processes managing the cognitive node functionality.


Cognitive radioOntologySemantic webContext awarenessProcess Algebra

Copyright information

© Springer Science+Business Media, LLC. 2008

Authors and Affiliations

  1. 1.Embedded Systems Innovation LabTata Consultancy ServicesBangaloreIndia
  2. 2.Center for Teleinfrastruktur (CTIF)Aalborg UniversityAalborg ØstDenmark