Results 1 to 10 of about 46,286 (117)

Is Satellite Ahead of Terrestrial in Deploying NOMA for Massive Machine-Type Communications? [PDF]

open access: yesSensors, 2021
Non-orthogonal multiple access (NOMA) technologies are considered key technologies for terrestrial 5G massive machine-type communications (mMTC) applications.
Antonio Arcidiacono   +6 more
doaj   +2 more sources

Power Consumption Modeling of Discontinuous Reception for Cellular Machine Type Communications [PDF]

open access: yesSensors, 2019
Machine-type communication (MTC) is an emerging communication trend where intelligent machines are capable of communicating with each other without human intervention.
Yasir Mehmood, Lei Zhang, Anna Förster
doaj   +2 more sources

Overload Control for Signaling Congestion of Machine Type Communications in 3GPP Networks. [PDF]

open access: yesPLoS ONE, 2016
Because of the limited resources on radio access channels of third generation partnership projection (3GPP) network, one of the most challenging tasks posted by 3GPP cellular-based machine type communications (MTC) is congestion due to massive requests ...
Zhaoming Lu   +3 more
doaj   +2 more sources

Direct-to-Satellite IoT Slotted Aloha Systems with Multiple Satellites and Unequal Erasure Probabilities

open access: yesSensors, 2021
Direct-to-satellite Internet of Things (IoT) solutions have attracted a lot of attention from industry and academia recently, as promising alternatives for large scale coverage of a massive number of IoT devices.
Felipe Augusto Tondo   +4 more
doaj   +1 more source

The 6G Ecosystem as Support for IoE and Private Networks: Vision, Requirements, and Challenges

open access: yesFuture Internet, 2023
The emergence of the sixth generation of cellular systems (6G) signals a transformative era and ecosystem for mobile communications, driven by demands from technologies like the internet of everything (IoE), V2X communications, and factory automation. To
Carlos Serôdio   +5 more
doaj   +1 more source

Machine-type communications in NOMA-based terahertz wireless networks

open access: yesInternational Journal of Intelligent Networks, 2022
Terahertz (THz) band is one of the most promising aspects of wireless communication systems because of its potential to meet the growing demands for the envisioned next-generation of cellular communications.
Saifur Rahman Sabuj   +6 more
doaj   +1 more source

Deep Learning-Based Blind Multiple User Detection for Grant-Free SCMA and MUSA Systems

open access: yesIEEE Transactions on Machine Learning in Communications and Networking, 2023
Massive machine-type communications (mMTC) in 6G requires supporting a massive number of devices with limited resources, posing challenges in efficient random access.
Sivalingam Thushan   +4 more
doaj   +1 more source

Impact of backoff time on cellular IoT performance in massive communication environments

open access: yesNOVASINERGIA, 2022
This article evaluates the impact of backoff time through the Backoff Indicator’s (BI) configuration on the random-access channel (RACH) under different massive traffic scenarios considering network performance metrics such as the
Daniel Santander   +3 more
doaj   +1 more source

Analytical Model of ALOHA and Time- and Frequency-Asynchronous ALOHA with Forward Error Correction for IoT Systems

open access: yesSensors, 2022
The blooming of internet of things (IoT) services calls for a paradigm shift in the design of communications systems. Short data packets sporadically transmitted by a multitude of low-cost low-power terminals require a radical change in relevant aspects ...
Federico Clazzer, Marcel Grec
doaj   +1 more source

Lightweight Mobile Core Networks for Machine Type Communications

open access: yesIEEE Access, 2014
Machine type communications (MTCs) enable the communications of machines (devices) to machines over mobile networks. Besides simplifying our daily lives, the MTC business represents a promising market for mobile operators to increase their revenues ...
Tarik Taleb   +2 more
doaj   +1 more source

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