Articles with "mmimo" as a keyword



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Performance of mMIMO FD Relay Networks With Limited Relay State Knowledge

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Published in 2022 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2022.3153798

Abstract: Massive MIMO (mMIMO) is a key technology for improving propagation conditions and extending geographical coverage of wireless communications. We here address a mMIMO full-duplex relay network for machine-type-communications where channel state information availability at the… read more here.

Keywords: state; performance mmimo; transmit power; relay ... See more keywords
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Cognitive RF–FSO Fronthaul Assignment in Cell-Free and User-Centric mMIMO Networks

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Published in 2023 at "IEEE Transactions on Mobile Computing"

DOI: 10.1109/tmc.2021.3132575

Abstract: Cell-free massive MIMO (CF-mMIMO) network and its user-centric (UC) version are considered as promising techniques for the next generations of wireless networks. However, fronthaul and backhaul assignments are challenging issues in these networks. In this… read more here.

Keywords: fso; cognitive fso; fso fronthaul; fronthaul assignment ... See more keywords
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Optimizing the Focusing Performance of Non-ideal Cell-Free mMIMO Using Genetic Algorithm for Indoor Scenario

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Published in 2022 at "IEEE Transactions on Wireless Communications"

DOI: 10.1109/twc.2022.3170433

Abstract: This paper proposes a genetic algorithm (GA) combined with ray tracer to generate a cell-free topology of massive MIMO (mMIMO) for the optimal focusing performance serving multiple users. The realistic hardware impairment, for instance the… read more here.

Keywords: topology; cell free; genetic algorithm; focusing performance ... See more keywords