Results 1 to 10 of about 19,486 (148)

Analyses of Time Division Multiple Access (TDMA) Schemes for Global Mobile Satellite Communications (GMSC) [PDF]

open access: yesTransNav, 2020
This paper provides analyzes of the Time Division Multiple Access (TDMA) techniques and their hybrids with Time Division Multiplexing (TDM) for implementation in Global Mobile Satellite Communications (GMSC).
Stojce Dimov Ilcev
doaj   +3 more sources

A Hybrid Anti-Collision Protocol Based on Frequency Division Multiple Access (FDMA) and Time Division Multiple Access (TDMA) for Radio Frequency Identification (RFID) Readers

open access: yesNetwork
Radio Frequency Identification (RFID) technology plays a crucial role in various Internet of Things (IoT) applications, necessitating the integration of RFID systems into dense networks.
Mourad Ouadou   +2 more
doaj   +2 more sources

Index Time Division Multiple Access (I-TDMA) for LiFi Systems [PDF]

open access: yes2019 IEEE 89th Vehicular Technology Conference (VTC2019-Spring), 2019
As a key enabling technology for next generation wireless connectivity, light fidelity (LiFi) is envisioned to support seamless multi-user access. In this paper, we propose a novel time-domain based multiple access scheme referred to as index time division multiple access (I-TDMA).
Hanaa Abumarshoud, Harald Haas
openaire   +3 more sources

N-time Division Multiple Access Dynamic Slot Allocation Protocol Based on I-Sequential Vertex Coloring Algorithm [PDF]

open access: yesJisuanji gongcheng, 2016
According to the characteristics of Medium Access Control(MAC) layer protocol in mobile Ad Hoc network,combining with the actual engineering requirements,N-time Division Multiple Access(TDMA) dynamic slot allocation protocol based on I-sequential Vertex ...
WANG Lingzhi,CHEN Lingyu,YUAN Aisha
doaj   +1 more source

Idle Time Slot Reservation TDMA Protocol for Flying Ad-Hoc Networks [PDF]

open access: yesJisuanji gongcheng, 2021
In the Flying Ad-Hoc Networks(FANets),the fixed time slot allocation Time Division Multiple Access(TDMA) protocol has the problem that the idle time slot cannot be used successfully.By introducing an idle time slot reservation mechanism to the TDMA ...
LU Yi, FU Jielin, QIU Hongbing, LIN Jiming, LI Yanlong
doaj   +1 more source

Machine Learning for Medium Access Control Protocol Recognition in Communications Networks

open access: yesIEEE Access, 2021
The ability to recognize the medium access control protocol employed by a network can facilitate the incorporation of a cognitive radio into an existing network by elucidating an integral aspect of network behavior.
Margaret M. Rooney, Mark K. Hinders
doaj   +1 more source

Energy-Efficient Beamforming and Resource Allocation for Multi-Antenna MEC Systems

open access: yesIEEE Access, 2022
This paper studies an energy-efficient beamforming and resource allocation for multi-access edge computing (MEC) systems consisting of multi-antenna access points (APs) and single-antenna users.
Hunwoo Lim, Taewon Hwang
doaj   +1 more source

Minimizing Age of Information in Energy Harvesting Wireless Sensor Networks

open access: yesIEEE Access, 2020
We consider the uplink of an energy harvesting (EH) wireless sensor network (WSN) where N single-antenna sensors communicate with a common fusion center (FC) with the aim of cooperatively minimizing the overall average age of information (AoI ...
Naoya Hirosawa   +3 more
doaj   +1 more source

Analyses of Space Division Multiple Access (SDMA) Schemes for Global Mobile Satellite Communications (GMSC) [PDF]

open access: yesTransNav, 2020
This paper describes analyzes of the Space Division Multiple Access (SDMA) technique and their hybrids with other Multiple Access Technique (MAT) such as Frequency Division Multiple Access (FDMA), Time Division Multiple Access (TDMA), and Code Division ...
Stojce Dimov Ilcev
doaj   +1 more source

GSR-TDMA: A Geometric Spatial Reuse-Time Division Multiple Access MAC Protocol for Multihop Underwater Acoustic Sensor Networks [PDF]

open access: yesJournal of Sensors, 2016
The nonnegligible propagation delay of acoustic signals causes spatiotemporal uncertainty that occasionally enables simultaneous, collision-free packet transmission among underwater nodes (UNs). These transmissions can be handled by efficiently managing the channel access of the UNs in the data-link layer. To this end, Geometric Spatial Reuse-TDMA (GSR-
Yun, Changho, Lim, Yong-Kon
openaire   +2 more sources

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