New Radio (NR), which is part of Release 15 of Third Generation Partnership Project (3GPP) standards, marks the first fifth generation (5G) standards designed to meet the requirements set forth by the International Telecommunication Union for IMT-2020. This article presents an overview of the NR radio interface and the ongoing work in 3GPP to evolve NR toward 5G-Advanced, allowing it to access new spectrum and support a broader range of vertical services while enhancing its performance beyond what is available today.
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Kim et al. (2019) studied this question.
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