Results 61 to 70 of about 1,654 (206)

Grant-Free Uplink Transmission With Multi-Codebook-Based Sparse Code Multiple Access (MC-SCMA)

open access: yesIEEE Access, 2019
In sparse code multiple access (SCMA)-based grant-free (GF) access, both user's channel and the selected SCMA codebook (CB) are considered as a transmission signature for multi-user detection (MUD). In conventional SCMA-based grant-free (GF) access where
Ameha Tsegaye Abebe, Chung G. Kang
doaj   +1 more source

Utility‐Scale Solar Photovoltaic Plant Performance Assessment: A RETScreen‐Based Analysis

open access: yesInternational Transactions on Electrical Energy Systems, Volume 2026, Issue 1, 2026.
The global move to renewable energy needs thorough reviews of large‐scale solar installations. The study provides a comprehensive performance evaluation of a nominal capacity of 100 MW utility‐scale solar photovoltaic system that uses integrated clean energy management software.
Md. Ramjan Chowdhury   +7 more
wiley   +1 more source

Enabling High Order SCMA Systems in Downlink Scenarios With a Serial Coding Scheme

open access: yesIEEE Access, 2018
In the future fifth generation communication systems, sparse code multiple access (SCMA) shows strong competitiveness as a novel non-orthogonal multiple access (NOMA) technique. Attributing to multi-dimensional codebooks, the SCMA can obtain shaping gain
Yuxi Han   +3 more
doaj   +1 more source

Head and Neck Muscle Activity in Post‐Stroke Dysphagia Patients: Muscle Dynamics and Implications for Rehabilitation

open access: yesJournal of Oral Rehabilitation, Volume 52, Issue 12, Page 2379-2391, December 2025.
Surface electromyography (sEMG) was used to collect the electromyographic signals of the head and neck muscles during swallowing and phonatory tasks, revealing the differences in muscle activation levels of patients with dysphagia under different phonatory tasks.
Yingying Zhang   +6 more
wiley   +1 more source

Low Complexity Multi-User MIMO Detection for Uplink SCMA System Using Expectation Propagation Algorithm

open access: yes, 2018
Sparse code multiple access (SCMA), which combines the advantages of low density signature (LDS) and code-division multiple access (CDMA), is regarded as one of the promising modulation technique candidate for the next generation of wireless systems ...
Kosasih, Alva; University of Brawijaya   +2 more
core   +2 more sources

NEW COMPUTER GENERATED-SCMA CODEBOOK WITH MAXIMIZED EUCLIDIAN DISTANCE FOR 5G

open access: yesIraqi Journal of Information & Communication Technology, 2019
Sparse code multiple access (SCMA) is one of the Non-Orthogonal Multiple Access (NOMA) that attracts many researchers for its promising future uses in 5G systems. In this paper, a Computer Generated-Sparse Code Multiple Access (CG-SCMA) is proposed.
Yasmine M. Tabra, Bayan M. Sabbar
doaj   +1 more source

Applications of artificial intelligence‐driven microfluidics in medical laboratory science

open access: yesInterdisciplinary Medicine, Volume 3, Issue 5, September 2025.
The advancements in microfluidics and artificial intelligence are transforming the landscape of Medical Laboratory Science. This article systematically reviews the approaches and applications of AI‐driven microfluidics for analyzing cells, bacteria, nucleic acids, proteins, viruses, and cancer, while also addressing current challenges and proposing ...
Qingyang Jiang   +9 more
wiley   +1 more source

Sparse Code Multiple Access (SCMA) Technique

open access: yes, 2023
Next-generation wireless networks require higher spectral efficiency and lower latency to meet the demands of various upcoming applications. Recently, non-orthogonal multiple access (NOMA) schemes are introduced in the literature for 5G and beyond ...
Deka, Kuntal, Sharma, Sanjeev
core  

Three-Step Optimization Algorithm in SCMA-based System for User Association and Resource Allocation in C-RAN

open access: yesInternational Journal of Information and Communication Technology Research, 2020
In this paper, downlink user association, codebook assignment, and power allocation for a Sparse Code Multiple Access (SCMA)-based communication in Cloud Radio Access Network (C-RAN) are interrogated.
Armin Farhadi Zavleh, Hamidreza Bakhshi
doaj  

Design and Optimization of Joint Iterative Detection and Decoding Receiver for Uplink Polar Coded SCMA System

open access: yesIEEE Access, 2018
SCMA and polar coding are possible candidates for 5G systems. In this paper, we firstly propose the joint iterative detection and decoding (JIDD) receiver for the uplink polar coded sparse code multiple access (PC-SCMA) system.
Zhipeng Pan   +4 more
doaj   +1 more source

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