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Subcarrier and power allocation in OFDM-based cognitive radio networks |
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| Institution: | Key Laboratory of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications, Beijing 100876, P. R. China |
| Abstract: | |
| Keywords: | cognitive radio （CR） orthogonal frequency division multiplexing （OFDM） iterative water-filling low-complexity capacity maximization fairness |
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