Results 71 to 80 of about 14,038 (206)

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

Acontecimientos vitales negativos y salud mental: datos en una muestra de CSMA

open access: yesPsicosomática y Psiquiatría, 2021
Georgina Sánchez-Tomico   +2 more
doaj   +1 more source

Improving TCP Performance on CSMA/CA Connections

open access: yesProceedings of the International Conference on Applied Innovations in IT, 2014
In IP networks, most of packets, that have been dropped, are recovered after the expiration of retransmission timeouts. These can result in unnecessary retransmissions and needless reduction of congestion window.
Hao Hu, Dmitry Kachan, Eduard Siemens
doaj   +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

Protocolos CSMA, CSMA/CD e padrão Ethernet

open access: yes, 2015
Protocolos CSMA, CSMA/CD e padrão ...
Daniel Ratton Figueiredo
core  

Exploiting an Optimal Delay-Collision Tradeoff in CSMA-Based High-Dense Wireless Systems

open access: yes, 2021
A novel carrier sense multiple access strategy with collision avoidance (CSMA/CA) balancing contention probability and channel access time is proposed.
Tropea, Mauro   +2 more
core   +1 more source

NES (Night Eating Syndrome). A propósito de un caso.

open access: yesPsicosomática y Psiquiatría, 2021
Beatriz Pascual García
doaj   +1 more source

Dynamic-Persistent CSMA: A Reinforcement Learning Approach for Multi-User Channel Access

open access: yesIEEE Access
This paper addresses the challenge of multiple users concurrently sharing a single channel in a wireless network, a problem typically managed by Carrier Sense Multiple Access (CSMA) protocols.
Chanho Lee, Seungkeun Park, Taesu Cheong
doaj   +1 more source

Delay optimal queue-based CSMA

open access: yes, 2010
In the past year or so, an exciting progress has led to throughput optimal design of CSMA-based algorithms for wireless networks. However, such an algorithm suffers from very poor delay performance.
Jinwoo Shin, Devavrat Shah
core   +1 more source

Time Slot Utilization for Efficient Multi-Channel MAC Protocol in VANETs

open access: yesSensors, 2018
In vehicular ad hoc networks (VANETs), many schemes for a multi-channel media access control (MAC) protocol have been proposed to adapt to dynamically changing vehicle traffic conditions and deliver both safety and non-safety packets.
VanDung Nguyen   +5 more
doaj   +1 more source

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