Results 81 to 90 of about 16,642 (207)

A Hybrid Model to Extend Vehicular Intercommunication V2V through D2D Architecture

open access: yes, 2015
In the recent years, many solutions for Vehicle to Vehicle (V2V) communication were proposed to overcome failure problems (also known as dead ends).
Abd-Elrahman, Emad   +4 more
core   +1 more source

Security in Device-to-Device communications (D2D): a survey

open access: yes, 2017
—Device-to-Device (D2D) communication is a promising technology for the next generation mobile communication networks (5G). Indeed, it is expected to allow high throughput, reduce communication delays and reduce energy consumption and traffic load. D2D technology will enhance the capacity and the performance of traditional cellular networks.
Nait Hamoud, Othmane   +2 more
openaire   +1 more source

Effects of a virtual supportive program on the knowledge of mothers of preterm infants and their bonding

open access: yesInfant Mental Health Journal: Infancy and Early Childhood, Volume 46, Issue 5, Page 549-563, September 2025.
Abstract This quasi‐experimental study examined the effect of a virtual supportive program on knowledge among mothers of preterm infants and their bond. Mothers of preterm infants are at risk of becoming emotionally detached from their infants because of immediate separation and the lack of support during the early postpartum period, especially in ...
Supaporn Pusri   +2 more
wiley   +1 more source

The Invisible Frontline: High‐Tech Root Imaging for Crop Stress Adaptation

open access: yesPhysiologia Plantarum, Volume 177, Issue 5, September/October 2025.
ABSTRACT Roots are crucial for enhancing crop resilience to abiotic stresses, including drought, salinity, cold, nutrient deficiency, and metal toxicity. Root system architecture and morphological traits play a significant role in enabling plants to access water and nutrients under stress conditions.
Rahul Chandnani, Raju Soolanayakanahally
wiley   +1 more source

Joint Optimization of Device to Device Resource and Power Allocation Based on Genetic Algorithm

open access: yesIEEE Access, 2018
Device-to-device (D2D) communication plays an important role in the next generation of communication systems. Enabling D2D communication decreases latency and expands the coverage of a cell in cellular networks.
Hengameh Takshi   +2 more
doaj   +1 more source

Performance Analysis of Network-Assisted Two-Hop D2D Communications

open access: yes, 2014
Network-assisted single-hop device-to-device (D2D) communication can increase the spectral and energy efficiency of cellular networks by taking advantage of the proximity, reuse, and hop gains when radio resources are properly managed between the ...
Fodor, Gabor   +2 more
core   +1 more source

Optimized UAV‐Based Relay Algorithm for Enhanced Emergency Wireless Coverage in Disaster Areas

open access: yesEngineering Reports, Volume 7, Issue 8, August 2025.
An optimized UAV‐based relay algorithm is proposed to enhance emergency wireless coverage in disaster areas. By dynamically adjusting UAV positions and employing energy‐efficient routing, the approach minimizes path loss, improves Device‐to‐Device (D2D) communication, and ensures reliable connectivity for disaster response, enabling seamless ...
Deepika Rani Sona   +7 more
wiley   +1 more source

Infrastructure-Less Communication Platform for Off-The-Shelf Android Smartphones

open access: yesSensors, 2018
As smartphones and other small portable devices become more sophisticated and popular, opportunities for communication and information sharing among such device users have increased.
Takuma Oide, Toru Abe, Takuo Suganuma
doaj   +1 more source

Modelling and simulation of device to device based protocol for ultra-reliable low latency communication [PDF]

open access: yes, 2019
This research project is about the simulation of Device to Device (D2D) communication using MATLAB coding. The focus of system design is for Ultra- Reliable Low Latency Communication (URLLC) system.
Kshash, Abdullah Dawood
core   +1 more source

Mode Selection, Resource Allocation and Power Control for D2D-Enabled Two-Tier Cellular Network

open access: yes, 2016
This paper proposes a centralized decision making framework at the macro base station (MBS) for device to device (D2D) communication underlaying a two-tier cellular network.
Durrani, Salman   +3 more
core   +1 more source

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