Results 21 to 30 of about 15,386 (154)

Relay Positions Considering Interference from Other Sub-Channels in OFDMA-Based D2D Group-Casting Systems

open access: yesSensors, 2019
Device-to-device (D2D) communication is a technique for direct communication between devices without going through a base station or other infrastructure.
Minjoong Rim, Eulhyeon Go
doaj   +1 more source

D2D-V2X-SDN: Taxonomy and Architecture Towards 5G Mobile Communication System

open access: yesIEEE Access, 2021
In the era of information society and 5G networks, cars are extremely important mobile information carriers. In order to meet the needs of multi-scenario business requirements such as vehicle assisted driving and in-vehicle entertainment, cars need to ...
Ying He   +9 more
doaj   +1 more source

Research on the Rate of Devices-to-Devices Communication System based on Reconfigurable Intelligent Surface

open access: yesGuangtongxin yanjiu, 2022
There are problems of interference between Devices-to-Devices (D2D) communication users and cellular users, mutual interference between D2D communication users, and environmental interference caused by the existence of environmental obstacles in the D2D ...
Feng-ting FU, Li LI, Jing ZHANG
doaj   +3 more sources

Trust Management Method of D2D Communication Based on RF Fingerprint Identification

open access: yesIEEE Access, 2018
iWith the rapid development and the increasing security threats of D2D communication, the D2D communication security has become more and more important. Device recognition is the foundation of communication security.
Zhaoyue Zhang, Xinghao Guo, Yun Lin
doaj   +1 more source

Social-Aware-Based Resource Allocation for NOMA-Enhanced D2D Communications

open access: yesApplied Sciences, 2020
In mobile communication systems, device-to-device (D2D) communication and nonorthogonal multiple access (NOMA) are effective ways to improve spectrum efficiency and system throughput.
Wenying Gu, Qi Zhu
doaj   +1 more source

Game-theoretic Resource Allocation Methods for Device-to-Device (D2D) Communication [PDF]

open access: yes, 2014
Device-to-device (D2D) communication underlaying cellular networks allows mobile devices such as smartphones and tablets to use the licensed spectrum allocated to cellular services for direct peer-to-peer transmission.
Han, Zhu   +3 more
core   +1 more source

Social-Aware Relay Selection Scheme for Relay-Based D2D Communications

open access: yesIEEE Access, 2018
In order to improve the communication quality of relay-based D2D communication, this paper proposed a relay selection algorithm with the consideration of the information of the social domain and the physical domain. First, the transmission performance of
Min Hu   +4 more
doaj   +1 more source

Efficient Exploitation of Radio Frequency and Visible Light Communication Bands for D2D in Mobile Networks [PDF]

open access: yes, 2019
The concept of device-to-device (D2D) communication, combining common radio frequency (RF) and visible light communication (VLC), is seen as a feasible way how to cope with spectrum crunch in the RF domain and how to maximize spectral efficiency in ...
Bečvář Z.   +4 more
core   +1 more source

Survey of software defined D2D and V2X communication

open access: yesTongxin xuebao, 2019
The related D2D (device-to-device) and V2X (vehicle-to-everything) are regarded as vital components of 5G communication system,which providing alternative network services and multiple application services for cellular network.In the meanwhile,SDN ...
Wenjuan SHAO, Qingguo SHEN
doaj   +2 more sources

Energy-Efficient Resource Allocation for Device-to-Device Underlay Communication

open access: yes, 2014
Device-to-device (D2D) communication underlaying cellular networks is expected to bring significant benefits for utilizing resources, improving user throughput and extending battery life of user equipments.
Han, Zhu   +3 more
core   +1 more source

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