Articles with "qam modulation" as a keyword



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Joint Adaptive M-QAM Modulation and Power Adaptation for a Downlink NOMA Network

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Published in 2022 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2021.3124947

Abstract: In this paper, we study joint adaptive M-QAM modulation and power adaptation for a downlink two-user non-orthogonal multiple access (NOMA) network. Without sacrificing bit error rate (BER), joint adaptive transmission can fully utilize the time-varying… read more here.

Keywords: power; transmission; rate; joint adaptive ... See more keywords
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Sub Carrier Analysis for QAM Modulation

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Published in 2017 at "Bulletin of Electrical Engineering and Informatics"

DOI: 10.11591/eei.v6i4.866

Abstract: Orthogonal Frequency Division Multiplexing (OFDM) based wireless data transmission system is a multi-carrier system in which single higher rate data stream can be divided into multiple lower rate data streams. Modulation and De-Modulation technique play… read more here.

Keywords: modulation; sub carrier; system; carrier ... See more keywords