Results 81 to 90 of about 4,375 (140)

Improved Performance of Mean Greedy Algorithm for Chunk Allocation in SC-FDMA Uplink Systems using Joint-User and Chunk-Based Allocation

open access: yesJournal of ICT Research and Applications, 2014
In this paper, the problem of subcarrier allocation on chunk-by-chunk basis in SC-FDMA uplink systems is investigated. Improved mean enhanced greedy algorithms are proposed for performing joint-user and chunk-based allocation at each transmission time ...
Arfianto Fahmi   +2 more
doaj   +1 more source

PAPR Reduction Using CAZAC Sequences in SC-FDMA

open access: yesJournal of Measurement Science and Instrumentation, 2011
In this paper,a group of methods in reducing Peak to Average Power Ratio(PAPR)in 3GPP-LTE uplink Single-Carrier Frequency Division Multiple Access(SC-FDMA)using Constant Amplitude Zero Auto-Correlation Sequences(CAZAC)sequences were proposed.The authors ...
Lei LI, En-chang SUN, Yan-hua ZHANG
doaj  

LTE physical layer: Performance analysis and evaluation

open access: yesApplied Computing and Informatics, 2019
3GPP LTE was proposed by cooperation between groups of telecommunications consortium named as 3rd Generation Partnership Project to improve the Universal Mobile Telecommunications System (UMTS) standard. It supports up to 300 Mbps of data transmission in
H. Mousavi   +3 more
doaj   +1 more source

Software-Defined NB-IoT Uplink Framework-The Design, Implementation and Use Cases. [PDF]

open access: yesSensors (Basel), 2021
Olejniczak A   +4 more
europepmc   +1 more source

Partially Overlapping NOMA System with Many Neighboring Channels

open access: yesJournal of Communications Software and Systems
The increasing usage of the Internet of Things (IoT) and other modern massive machine-type communication applications has led to a growing demand for more efficient u tilization o f a vailable c ommunication bandwidth.
Zoltán Belso, László Pap
doaj   +1 more source

On the Impact of Multiple Access Interference in LTE-V2X and NR-V2X Sidelink Communications. [PDF]

open access: yesSensors (Basel), 2023
Rehman A   +4 more
europepmc   +1 more source

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