Articles with "noma" as a keyword



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Throughput, capacity and latency analysis of P-NOMA RRM schemes in 5G URLLC

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Published in 2021 at "Multimedia Tools and Applications"

DOI: 10.1007/s11042-021-11086-6

Abstract: 5G is expected to cover a wide range of potential use cases due to its flexible and configurable physical layer waveform. One of the use cases proposed is the application of 5G on Ultra-Reliable Low… read more here.

Keywords: rrm; throughput capacity; noma; capacity latency ... See more keywords
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Comparative Analysis of Ergodic Sum Capacity of Cooperative NOMA Aided with Spatial Modulation

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Published in 2022 at "Wireless Personal Communications"

DOI: 10.1007/s11277-021-09313-2

Abstract: Non-Orthogonal Multiple Access (NOMA) is one of the upsurging various access techniques for beyond 5G networks due to its high spectral efficiency. Combining Multiple-Input and Multiple-Output (MIMO) and NOMA provides significantly effective multiple access with… read more here.

Keywords: cooperative noma; sum capacity; spatial modulation; noma ... See more keywords
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Facing Africa: describing Noma in Ethiopia

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Published in 2020 at "British Journal of Oral and Maxillofacial Surgery"

DOI: 10.1016/j.bjoms.2020.10.229

Abstract: Noma affects the most marginalized communities in the world, beginning as oral ulceration and rapidly progressing to orofacial gangrene. With a mortality rate estimated to be as high as 90% and with very few able… read more here.

Keywords: noma ethiopia; describing noma; africa describing; facing africa ... See more keywords
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Joint optimization for secure ambient backscatter communication in NOMA-enabled IoT networks

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Published in 2022 at "Digital Communications and Networks"

DOI: 10.1016/j.dcan.2022.03.017

Abstract: Non-orthogonal multiple access (NOMA) has emerged as a novel air interface technology for massive connectivity in sixth-generation (6G) era. The recent integration of NOMA in backscatter communication (BC) has triggered significant research interest due to… read more here.

Keywords: optimization; noma; communication; iot networks ... See more keywords
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JOSEF MENGELE'S RESEARCH PROGRAM ON NOMA IN AUSCHWITZ.

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Published in 2020 at "Journal of stomatology, oral and maxillofacial surgery"

DOI: 10.1016/j.jormas.2020.07.003

Abstract: Noma research protocol was conducted in the Auschwitz Birkernau camp by the infamous (Schutzstaffel) SS doctor Josef Mengele who was known as "the Angel of Death" in close collaboration with researchers at the Kaiser-Wilhelm Institute… read more here.

Keywords: research; josef mengele; mengele research; research program ... See more keywords
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Implementation of network-coding approach for improving the BER performance in non-orthogonal multiple access (NOMA)-PON

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Published in 2020 at "Optics Communications"

DOI: 10.1016/j.optcom.2020.125301

Abstract: Abstract In the current passive optical networks (PONs), we address the challenge of dealing with asymmetric channel conditions and asymmetric data rates in order to meet the traffic demand of optical network unit (ONU) to… read more here.

Keywords: network coding; non orthogonal; approach; orthogonal multiple ... See more keywords
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Secrecy analysis of a cooperative NOMA network using an EH untrusted relay

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Published in 2019 at "International Journal of Electronics"

DOI: 10.1080/00207217.2019.1570554

Abstract: ABSTRACT In this paper, a down-link non-orthogonal multiple access (NOMA) system with imperfect successive interference cancellation (SIC) using Energy-Harvesting untrusted relays is investigated. These relaying nodes use in this study use a power-switching architecture to… read more here.

Keywords: analysis cooperative; system; relay; secrecy analysis ... See more keywords
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Full-duplex cooperative NOMA system under impacts of residual SI and MAI

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Published in 2020 at "International Journal of Electronics"

DOI: 10.1080/00207217.2020.1818844

Abstract: ABSTRACT In this paper, we investigate the performance of a downlink cooperative non-orthogonal multiple access (C-NOMA) system with full-duplex decode-and-forward relaying, where a NOMA user with better channel operates as a full-duplex (FD) relay to… read more here.

Keywords: system; cooperative noma; impacts residual; noma ... See more keywords
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Energy Efficiency Maximization Design for Full-Duplex Cooperative NOMA Systems With SWIPT

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Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2896252

Abstract: This paper investigates non-orthogonal multiple access (NOMA) system, where the near NOMA user is able to communicate with a base station (BS) directly while the far NOMA user needs to resort to a full-duplex (FD)… read more here.

Keywords: full duplex; energy efficiency; noma;
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NOMA With Guaranteed Weak User QoS: Design and Analysis

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Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2900067

Abstract: Non-orthogonal multiple access (NOMA) in the power domain serves multiple users at the same time and frequency slot. The significance of NOMA is its ability to increase the sum rate of the system and serve… read more here.

Keywords: system; qos; rate; noma ... See more keywords
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Joint Spectrum Resource Allocation in NOMA-based Cognitive Radio Network With SWIPT

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Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2926429

Abstract: In a conventional cognitive radio (CR) network, only when the primary user’s (PU) frequency bands are sensed to be free, secondary users (SUs) can utilize these frequency band resources. Therefore, spectrum sensing (SS) can improve… read more here.

Keywords: radio network; power; spectrum; cognitive radio ... See more keywords