Results 1 to 10 of about 1,016 (162)

Power Control for Two-Way AF Relay Assisted D2D Communications Underlaying Cellular Networks

open access: yesIEEE Access, 2020
As a key technology of the 5G communication system, device-to-device (D2D) communications have drawn significant research interests. However, the advantage of D2D communications may be limited when D2D users are far away from each other or the ...
Liang Han   +4 more
doaj   +3 more sources

D2D Multi-hop Multi-path Communications in B5G Networks: A Survey on Models, Techniques, and Applications [PDF]

open access: yesEAI Endorsed Transactions on Industrial Networks and Intelligent Systems, 2021
In 5G networks, device-to-device (D2D) communications have played an important role in enlarging the coverage, relaxing the workload of backhaul links of both macro base stations (MBSs) and small-cell basestations (SBSs), and serving the ...
Quang-Nhat Tran   +6 more
doaj   +1 more source

Signaling Overhead Reduction Techniques in Device-to-Device Communications: Paradigm for 5G and Beyond

open access: yesIEEE Access, 2021
Device-to-Device (D2D) communications have recently attracted researchers, attention because of their numerous applications in industry verticals. It enables communications among devices without or with the partial involvement of a central system.
Omar Hayat   +4 more
doaj   +1 more source

A Lightweight Key Generation Scheme for Secure Device‐to‐Device (D2D) Communication [PDF]

open access: yesWireless Communications and Mobile Computing, 2021
Key agreement is one the most essential steps when applying cryptographic techniques to secure device‐to‐device (D2D) communications. Recently, several PHY‐based solutions have been proposed by leveraging the channel gains as a common randomness source for key extraction in wireless networks.
Chunwei Lou   +4 more
openaire   +1 more source

Enabling Device‐to‐Device (D2D) Communication for the Next Generation WLAN

open access: yesWireless Communications and Mobile Computing, 2021
Device‐to‐device (D2D) communication technology is widely acknowledged as an emerging candidate to alleviate the wireless traffic explosion problem for the next generation wireless local area network (WLAN) IEEE 802.11ax. In this paper, we integrate D2D communication into IEEE 802.11ax for maximizing the spectrum efficiency.
Ying Wang, Jianjun Lei, Fengjun Shang
openaire   +1 more source

Energy-Efficient Device Discovery Mechanism for Device-to-Device Communications in 5G Networks

open access: yesEnergies, 2021
The conventional direct device discovery scheme which uses the random access protocol and encounters contentions or collisions is highly energy and time-consuming.
Mingfu Li, Hsin-Ling Tsai
doaj   +1 more source

Performance Analysis of Unsupervised LTE Device-to-Device (D2D) Communication [PDF]

open access: yes2018 IEEE 88th Vehicular Technology Conference (VTC-Fall), 2018
Cellular network technology based device-to-device communication attracts increasing attention for use cases such as the control of autonomous vehicles on the ground and in the air. LTE provides device-to-device communication options, however, the configuration options are manifold (leading to 150+ possible combinations) and therefore the ideal ...
Fabian Eckermann   +2 more
openaire   +2 more sources

Quality of Service Based NOMA Group D2D Communications

open access: yesFuture Internet, 2017
Non-orthogonal multiple access (NOMA) provides superior spectral efficiency and is considered as a promising multiple access scheme for fifth generation (5G) wireless systems.
Asim Anwar, Boon-Chong Seet, Xue Jun Li
doaj   +1 more source

Resource Allocation for D2D Cellular Networks With QoS Constraints: A DC Programming- Based Approach

open access: yesIEEE Access, 2022
Device-to-device (D2D) communications provide efficient ways to increase spectrum utilization ratio with reduced power consumption for proximity wireless applications.
Hao-Hsuan Chang   +8 more
doaj   +1 more source

User Clustering and Optimized Power Allocation for D2D Communications at mmWave Underlaying MIMO-NOMA Cellular Networks

open access: yesIEEE Access, 2021
Fifth-generation (5G) cellular networks are being developed to meet the ever-growing data traffic across mobile devices and their applications. The core of 5G cellular networks is leveraging wider and higher frequencies available at millimeter wave ...
Suhare Solaiman   +2 more
doaj   +1 more source

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