A discrete bit loading algorithm for FBMC/OQAM
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In this letter the discrete rate maximization problem is investigated for FBMC/OQAM. The analysis reveals that if there is crosstalk certain bit allocations violate the power constraints. Aiming at ensuring the feasibility along with alleviating the complexity we have devised a novel iterative algorithm, which always converges. Simulation-based results show that the proposed algorithm performs close to the upper bound for high-coherence bandwidth channels. Under highly frequency selective channels the existing algorithms are not able to guarantee the target SER whereas our approach guarantees the QoS.
CitationCaus, M.; Perez, A.; García, A. A discrete bit loading algorithm for FBMC/OQAM. "IEEE signal processing letters", Juny 2012, vol. 19, núm. 6, p. 324-327.
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