Learning to Beamform for Minimum Outage.
IEEE Transactions on Signal Processing(2018)
摘要
Acquiring channel state information (CSI) at the base station (BS) is a critical requirement for successfully employing transmit beamforming in multiantenna systems. In practice, channel estimation/quantization errors, feedback delays, and fast fading can make it difficult to obtain accurate CSI at the BS. In this paper, we consider an outage-based approach for transmit beamforming in order to dea...
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关键词
Channel estimation,Downlink,Array signal processing,Uncertainty,MISO communication,Stochastic processes,Optimization
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