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Decision feedback equalization for MIMO systems with hybrid ARQ
Decision feedback equalization for MIMO systems with hybrid ARQ
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机译:具有混合ARQ的MIMO系统的决策反馈均衡
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摘要
Systems and methods are provided for decision feedback equalization (DFE) in multiple-input multiple-output (MIMO) systems with hybrid automatic repeat request (HARQ). Using a pre-equalization approach, the receiver combines received vectors by vector concatenation before equalization using DFE. Using a post-equalization approach, the receiver equalizes received vectors using DFE before combining the vectors. Cholesky factorization and QR decomposition may be used for DFE.
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