Results 61 to 70 of about 27,971 (206)

Protocolli Framed Slotted Aloha [PDF]

open access: yes, 2022
Il protocollo Aloha è un noto protocollo di accesso al mezzo a contesa indicato per canali di tipo broadcast. In questo lavoro si studiano alcune innovazioni del protocollo Aloha recentemente proposte che riescono a incrementarne le prestazioni in ...
Carraro, Enrico
core  

Enhance Capacity Region of Multi‐Class IIoT Network by Applying Entanglement Assistance Protocol

open access: yesIET Quantum Communication, Volume 6, Issue 1, January/December 2025.
ABSTRACT In the Industrial Internet of Things (IIoT) context, heterogeneous IIoT nodes need diverse performance requirements, including throughput and quality of service (QoS). These IIoT nodes transmit data over a common shared communication medium. The existing critical challenge arises in efficiently scheduling access to this shared medium among a ...
Doaa Subhi, Laszlo Bacsardi
wiley   +1 more source

Slotted Aloha with Priorities and Random Power [PDF]

open access: yes, 2005
We study distributed choice of retransmission probabilities in slotted Aloha under power differentiation. We consider random transmission powers and further study the role of priorities (through power control) given either to new arriving packets or to backlogged ones.
Eitan Altman   +3 more
openaire   +1 more source

ADVANCED DYNAMIC FRAMED SLOTTED ALOHA [PDF]

open access: yesICTACT Journal on Communication Technology, 2012
RFID is a technology that used to identify the objects automatically. But identifying multiple objects simultaneously caused for collision which reduces the efficiency of the system. Because of the collision, some tags cannot be identified.
T. Raja, V. Peruma
doaj  

Slotted Aloha With Capture for OWC-Based IoT: Finite Block-Length Performance Analysis

open access: yesIEEE Access, 2023
In this paper, we analyze the throughput and reliability of an indoor optical wireless communication (OWC)-based Internet of Things (IoT) system based on Slotted ALOHA (SA) where IoT devices exchange data with an access point (AP).
Tijana Devaja   +4 more
doaj   +1 more source

Enhanced performance of secondary surveillance radar system in dense UAV environments using CDMA techniques

open access: yesIET Radar, Sonar &Navigation, Volume 19, Issue 1, January/December 2025.
In future battlefield scenarios, the existing secondary radar systems are confronted with the problem of excessive platform density. This paper explores integrating CDMA technology with the ALOHA algorithm to increase the target identification probability and shorten the target identification time.
Haonan Chen, Rui Guo, Zengping Chen
wiley   +1 more source

Multi-Agent Quantum Reinforcement Learning for Adaptive Transmission in NOMA-Based Irregular Repetition Slotted ALOHA

open access: yesIEEE Open Journal of the Communications Society
This paper proposes a Multi-Agent Quantum Deep Reinforcement Learning (MA-QDRL) framework to optimize uplink access in Irregular Repetition Slotted ALOHA with Non-Orthogonal Multiple Access (IRSA-NOMA) systems under practical constraints such as finite ...
Won Jae Ryu, Jae-Min Lee, Dong-Seong Kim
doaj   +1 more source

BeGuard: An LSTM–Fused Defense Model Against Deepfakes in Competitive Activities–Related Social Networks

open access: yesInternational Journal of Intelligent Systems, Volume 2025, Issue 1, 2025.
We propose a novel defense mechanism for protecting users from deepfakes by analyzing their behaviors in competitive activities and their social interactions. The model dynamically embeds user behaviors based on their participation in competitive activities, capturing these activities’ temporal dynamics through long short–term memory networks.
Yujie Li   +5 more
wiley   +1 more source

Stability analysis of Frame Slotted Aloha protocol [PDF]

open access: yes2015 IEEE 23rd International Symposium on Quality of Service (IWQoS), 2015
14 pages, submitted to IEEE Transaction on Information ...
Jihong Yu, Lin Chen 0002
openaire   +6 more sources

Internet of Things in Healthcare Research: Trends, Innovations, Security Considerations, Challenges and Future Strategy

open access: yesInternational Journal of Intelligent Systems, Volume 2025, Issue 1, 2025.
The Internet of Things (IoT) has become a transformative force across various sectors, including healthcare, offering new opportunities for automation and enhanced service delivery. The evolving architecture of the IoT presents significant challenges in establishing a comprehensive cyber‐physical framework. This paper reviews recent advancements in IoT‐
Attiq Ur Rehman   +11 more
wiley   +1 more source

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