Results 51 to 60 of about 19,525 (187)

MAC Protocol Design for Optical Wireless Body‐Area Networks: Latency, Energy Efficiency and Scalability Analysis

open access: yesIET Networks, Volume 15, Issue 1, January/December 2026.
This work investigates suitable MAC protocols for medical optical wireless body‐area networks (WBANs), focussing on multiple access management. Using realistic channel models, we evaluate the network performance in terms of energy efficiency, quality‐of‐service and scalability for different IEEE protocols, for both intra‐ and extra‐WBAN connectivity in
Christos Giachoudis   +5 more
wiley   +1 more source

A hybrid MAC protocol for optimal channel allocation in large-scale wireless powered communication networks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2018
This paper proposes a large-scale wireless powered communication network (WPCN), which consists of a hybrid access point (H-AP) and numerous nodes. The H-AP broadcasts energy to all nodes, and the nodes harvest the energy and then use the harvested ...
Sungryung Cho   +3 more
doaj   +1 more source

Goby-Acomms version 2: extensible marshalling, queuing, and link layer interfacing for acoustic telemetry [PDF]

open access: yes, 2018
We present the Goby-Acomms project version 2 (Goby2) which provides software for communication amongst autonomous marine vehicles over extremely bandwidth-constrained links.
Schmidt, Henrik, Schneider, Toby Edwin
core   +1 more source

Deep Reinforcement Learning Reconfigurable Smart Surface Sensing MAC Protocol for Terahertz Mesh Networks

open access: yesIET Networks, Volume 15, Issue 1, January/December 2026.
This paper proposes a reconfigurable intelligent surface‐based deep reinforcement learning MAC (RIS‐DRL‐MAC) protocol for terahertz mesh networks. By embedding RIS perception into the MAC decision loop and using a distributed TD3 algorithm, the proposed scheme achieves a cross‐layer optimisation of beam direction, access timing and RIS phase control ...
Wenjian Zhang, Ping Li
wiley   +1 more source

A Novel Hybrid Access Protocol Based on Traffic Priority in Space-Based Network

open access: yesIEEE Access, 2018
The space-based network is made up of aircrafts, spacecrafts, and all kinds of satellites in different orbits, which is hierarchical and tridimensional.
Min Jia   +5 more
doaj   +1 more source

Deep Q-learning-based resource allocation for solar-powered users in cognitive radio networks

open access: yesICT Express, 2021
This paper considers uplink solar-powered cognitive radio networks (CRNs) where multiple secondary users (SUs) transmit data to a secondary base station (SBS) by sharing a licensed channel of a primary system.
Hoang Thi Huong Giang   +2 more
doaj   +1 more source

Simulation Analysis of Medium Access Techniques

open access: yes, 2012
This paper presents comparison of Access Techniques used in Medium Access Control (MAC) protocol for Wireless Body Area Networks (WBANs). Comparison is performed between Time Division Multiple Access (TDMA), Frequency Division Multiple Access (FDMA ...
Israr, I.   +4 more
core   +1 more source

TDMA scheduling design of multihop packet radio networks based on latin squares [PDF]

open access: yes, 1999
Many transmission scheduling algorithms have been proposed to maximize the spatial reuse and minimize the time division multiple access (TDMA) frame length in multihop packet radio networks.
Ju, JH, Li, VOK
core   +1 more source

Design and Optimization of Finite Alphabet Waveforms for Multiple‐Antenna Radar Covariance Matching

open access: yesIET Radar, Sonar &Navigation, Volume 20, Issue 1, January/December 2026.
This article propose a novel method for finite‐alphabet waveform generation based on constrained matrix decomposition. It also expands theoretical feasibility bounds for generating covariance matrices with binary waveforms, proves that matrices from autoregressive processes are always realizable and introduces an optimal adjustment procedure for ...
Karim Saifullin   +2 more
wiley   +1 more source

A cooperative V2X MAC protocol for vehicular networks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2019
In support of traffic safety applications, vehicular networks should offer a robust Medium Access Control (MAC) layer protocol that can provide a reliable delivery service to safety-related messages.
Mohamed A. Abd El-Gawad   +2 more
doaj   +1 more source

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