Knowledge management framework for robust cognitive radio operation in non-stationary environments

作者: F. Bouali , O. Sallent , J. Perez-Romero

DOI: 10.1109/PIMRC.2013.6666665

关键词:

摘要: To increase cognitive radio operation efficiency, this paper proposes a new knowledge management functional architecture, based on the fittingness factor concept, for supporting spectrum in non-stationary environments. It includes reliability tester module that detects, hypothesis testing, relevant changes suitability levels of resources to support set heterogeneous applications. These are captured through advanced statistics stored database and exploited by proactive strategy assist both selection mobility functionalities. The results reveal proposed is able disregard due intrinsic randomness environment efficiently detect actual interference conditions pools. Thanks support, exhibits substantial robustness when becomes non-stationary, obtaining performance improvements up 75% with respect reference case does not make use functionality.

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