Articles with "uplink noma" as a keyword



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Random Access Games With Cost of Waiting for Uplink NOMA Systems

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Published in 2019 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2019.2918175

Abstract: In power domain non-orthogonal multiple access (NOMA) used for uplink random access (RA) systems, users need to control transmit power such that the received power at the base station can be one of the predetermined… read more here.

Keywords: random access; access; access games; games cost ... See more keywords
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On Coverage Probability in Uplink NOMA With Instantaneous Signal Power-Based User Ranking

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Published in 2019 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2019.2936854

Abstract: In uplink non-orthogonal multiple access (NOMA) networks, the order of decoding at the base station (BS) depends on the received instantaneous signal powers (ISPs). Therefore, the signal-to-interference ratio (SIR) coverage probability for an uplink NOMA… read more here.

Keywords: instantaneous signal; coverage probability; probability uplink; coverage ... See more keywords
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GSIC for Uplink NOMA With Multiple Intelligent Reflecting Surfaces

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Published in 2022 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2022.3192873

Abstract: Intelligent reflecting surface (IRS) is treated as a cutting-edge technology to boost spectrum and energy efficiency for future wireless communications. In this letter, multiple IRSs are deployed to obtain better performance of cell-edge users and… read more here.

Keywords: uplink noma; intelligent reflecting; noma; multiple intelligent ... See more keywords
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Effect of Impulsive Noise on Uplink NOMA Systems

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Published in 2020 at "IEEE Transactions on Vehicular Technology"

DOI: 10.1109/tvt.2020.2964275

Abstract: Non-orthogonal multiple access (NOMA) was recently proposed as a viable technology that can potentially provide the spectral efficiency, low latency, and massive connectivity requirements of future radio networks. In this context, numerous ultra-high reliability technologies… read more here.

Keywords: effect impulsive; noise uplink; noma systems; uplink noma ... See more keywords
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A New Rate Splitting Strategy for Uplink CR-NOMA Systems

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Published in 2022 at "IEEE Transactions on Vehicular Technology"

DOI: 10.1109/tvt.2022.3166218

Abstract: In uplink non-orthogonal multiple access (NOMA) channels, the existing cooperative successive interference cancellation (SIC) and power control (PC) schemes lack the capability of achieving the full capacity region, which restricts the outage performance of uplink… read more here.

Keywords: uplink noma; splitting strategy; rate; secondary user ... See more keywords
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Uplink NOMA Scheme for Wi-Fi Applications

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Published in 2018 at "International Journal of Electronics and Telecommunications"

DOI: 10.24425/123549

Abstract: Non-Orthogonal Multiple Access (NOMA) with Successive Interference Cancellation (SIC) is one of the promising techniques proposed for 5G systems. It allows multiple users with different channel coefficients to share the same (time/frequency) resources by allocating… read more here.

Keywords: system; scheme applications; scheme; noma scheme ... See more keywords
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Error Performance Analysis of Multiuser Detection in Uplink-NOMA With Adaptive M-QAM

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Published in 2022 at "IEEE Wireless Communications Letters"

DOI: 10.48550/arxiv.2204.11460

Abstract: This letter provides a generalized performance analysis for the multi-user uplink-NOMA system with adaptive square quadrature amplitude modulation (QAM) over Rayleigh fading channels. Motivated by the massive IoT connections and unavailability of orthogonal resources for… read more here.

Keywords: performance analysis; uplink noma; error performance; qam ... See more keywords