Results 31 to 40 of about 353 (122)

Compressed spectrum sensing for grant-free NOMA based internet of vehicles

open access: yesEURASIP Journal on Advances in Signal Processing, 2022
With the development of communication technology, non-orthogonal multiple access (NOMA) technology is proposed to meet the requirements of high throughput and low latency in massive machine type communication (mMTC) of Internet of Vehicles (IoV).
Liang Zhang, Zengqi Li, Min Jia
doaj   +1 more source

A Novel Multiple Access Scheme for 6G Assisted Massive Machine Type Communication

open access: yesIEEE Access, 2022
The diverse Internet-of-things (IoT) applications involve massive machine type communication (mMTC) with large number of communicating nodes. The energy and resource overhead owing to shorter battery lives and limited network resources are the main ...
Ashu Taneja   +3 more
doaj   +1 more source

Performance Analysis of Signature-Based Grant-Free Random Access Under Impersonation Attacks

open access: yesIEEE Access, 2022
In massive machine-type communications (mMTC), user-specific and non-orthogonal signatures can be assigned to wireless devices for uplink grant-free access.
Nam Yul Yu
doaj   +1 more source

Network Slicing for eMBB and mMTC with NOMA and Space Diversity Reception [PDF]

open access: yes2021 IEEE 93rd Vehicular Technology Conference (VTC2021-Spring), 2021
7 pages, 4 figures, paper accepted for the 2021 IEEE 93rd Vehicular Technology Conference (VTC2021-Spring )
Eduardo Noboro Tominaga   +5 more
openaire   +3 more sources

Performance optimization for mMTC in 5G network with multiple random access schemes

open access: yes物联网学报, 2022
To optimize the support for massive machine type communication (mMTC) services with different traffic characteristics, packet-based random access (PBRA) scheme coexists with the connection-based random access (CBRA) scheme in 5G networks.Yet, given the ...
Wen ZHAN   +3 more
doaj   +2 more sources

Platform Gamifikasi untuk Perkuliahan

open access: yesIJCCS (Indonesian Journal of Computing and Cybernetics Systems), 2017
Gamification in lecturing has a lot of variety designs. A flexible platform is needed for that matter. This research aims to develop a gamification platform for lecturing that flexible, has a good performance and acceptable by users. Generic Gamification
David Kristiadi, Khabib Mustofa
doaj   +1 more source

Sequence Design and User Activity Detection for Uplink Grant-Free NOMA in mMTC Networks

open access: yesIEEE Open Journal of the Communications Society, 2021
Massive machine type communications (mMTC) is one of the three major scenarios in 5G wireless networks. mMTC is an uplink-dominant scenario that supports massive connectivity of small-size packets and sporadic traffic.
Nai-Hsuan Huang, Tzi-Dar Chiueh
doaj   +1 more source

Improving Random Access with NOMA in mMTC XL-MIMO

open access: yes2023 IEEE 97th Vehicular Technology Conference (VTC2023-Spring), 2023
13 pages, 5 figures, 1 table, conference VTC 2023.
Thiago Augusto Bruza Alves   +1 more
openaire   +2 more sources

Subterranean mMTC in Remote Areas: Underground-to-Satellite Connectivity Approach

open access: yesIEEE Communications Magazine, 2023
Abstract Wireless underground sensor networks (WUSNs) promise to deliver substantial social and economic benefits across different verticals. However, many of the relevant application scenarios are located in remote areas with no supporting infrastructure available.
Kaiqiang Lin   +4 more
openaire   +2 more sources

A Flexible Scheme for Critical mMTC

open access: yes2024 IEEE 8th Forum on Research and Technologies for Society and Industry Innovation (RTSI)
In this paper, a grant-free access scheme for massive machine-type communications (mMTC), along with a multiuser detection (MUD) aided processing for packet recovery, are investigated. The proposed grant-free access and receiver processing are flexible, in that they can be applied both in a slotted but unframed configuration and in a slotted and framed
Mirri, Alessandro   +5 more
openaire   +3 more sources

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