Results 21 to 30 of about 984,044 (258)

Achievable Throughput Analysis and Channel Access in Energy Harvesting Cognitive Radio Sensor Network

open access: yesIEEE Access, 2019
In this paper, we consider an energy harvesting cognitive radio sensor network (EH-CRSN), which is composed of multiple secondary users (sensor nodes) opportunistically access licensed channels. We first propose a novel single-sink EH-CRSN and derive its
Jing Ren   +4 more
doaj   +1 more source

A Single Threshold Access Protocol for UAV Ad-Hoc Network with High Channel Utilization Rate [PDF]

open access: yesJisuanji gongcheng, 2021
The access protocol of the MAC layer in the existing UAV Ad-Hoc Network(UANET) is faced with errors in load estimation results and the low channel resource utilization,for the estimation time of channel loads is not uniform.To address the problem,this ...
REN Zhi, YANG Di, HU Chun, ZHU Kelan
doaj   +1 more source

An Effective Wide-Bandwidth Channel Access in Next-Generation WLAN-Based V2X Communications

open access: yesApplied Sciences, 2019
As Intelligent Transport System (ITS) applications are diversified and amount of ITS data increases, high throughput and reliability are required in next-generation V2X communications.
Hanseul Hong   +3 more
doaj   +1 more source

The neural multiple access channel [PDF]

open access: yesNeurocomputing, 2003
In many neural systems, independently encoded information must at some point be transmitted over the spike train of one neuron. We introduce a method for quantitatively studying the effects of the signal encoding and transmission processes on the rates of transmission of multiple sources of information over one spike train, using the multiple access ...
Brian J. Fischer, M. Brandon Westover
openaire   +3 more sources

A Novel WLAN Vehicle-To-Anything (V2X) Channel Access Scheme for IEEE 802.11p-Based Next-Generation Connected Car Networks

open access: yesApplied Sciences, 2018
To support a massive number of connected cars, a novel channel access scheme for next-generation vehicle-to-anything (V2X) systems is proposed in this paper.
Jinsoo Ahn   +2 more
doaj   +1 more source

A simple Encoding Scheme to Achieve the Capacity of Half-Duplex Relay Channel

open access: yesAdvances in Electrical and Electronic Engineering, 2022
In this paper, the Half-Duplex Relay Channel (HDRC) is thoroughly investigated. Even though this channel model is widely studied, the capacity is not yet fully understood and particularly has not been tightly expressed.
Zouhair Al-qudah, Khalid Ahmad Darabkh
doaj   +1 more source

Spectrum Handoff based on Imperfect Channel State Prediction Probabilities with Collision Reduction in Cognitive Radio Ad Hoc Networks

open access: yesSensors, 2019
The spectrum handoff is highly critical as well as challenging in a cognitive radio ad hoc network (CRAHN) due to lack of coordination among secondary users (SUs), which leads to collisions among the SUs and consequently affects the performance of the ...
Atif Shakeel   +5 more
doaj   +1 more source

Research on Burst Services Access Mechanism for Multi-Node Cooperation [PDF]

open access: yesHangkong bingqi, 2021
To solve the problem of large delay and small capacity of tactical cooperative network data link, in order to meet the requirements of low delay and large capacity in tactical network, a threshold adaptive access mechanism based on multi-channel ...
Ding Feng, Chen Xiaofei, Ma Shiyin
doaj   +1 more source

The Multiple-Access Channel With Entangled Transmitters

open access: yesIEEE Transactions on Information Theory, 2023
Accepted for publication in IEEE Transactions on Information ...
Uzi Pereg, Christian Deppe, Holger Boche
openaire   +3 more sources

Playing games with multiple access channels [PDF]

open access: yesNature Communications, 2020
AbstractCommunication networks have multiple users, each sending and receiving messages. A multiple access channel (MAC) models multiple senders transmitting to a single receiver, such as the uplink from many mobile phones to a single base station.
Felix Leditzky   +3 more
openaire   +5 more sources

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