Results 71 to 80 of about 16,642 (207)

A D2D Resource Allocation Scheme in Millimeter Wave Cellular Network [PDF]

Jisuanji gongcheng, 2018
In the 5G system,millimeter wave (mmWave) and Device-to-Device(D2D) communication technology are beneficial to improve the system throughput and spectrum utilization.For underlay cellular network under 28 GHz,a D2D resource allocation scheme is proposed ...
WEN Kai,CHEN Yongli,YAN Biao
doaj   +1 more source

Energy‐Efficient Online Training with In Situ Parallel Computing on Electrochemical Memory Arrays

Advanced Intelligent Systems, Volume 7, Issue 10, October 2025.
By leveraging the intrinsic functionalities of electrochemical random‐access memory, the conductance response to pulse amplitude and quantity enables stochastic multiplication and parallel outer‐product operations between two vectors. This approach significantly accelerates weight gradient computations while reducing time complexity, latency, and ...
Yingming Lu, Zhen Yang, Yaoyu Tao, Lei Cai, Teng Zhang, Longhao Yan, Ru Huang, Yuchao Yang   +7 more
wiley   +1 more source

Optimizing The Spatial Content Caching Distribution for Device-to-Device Communications

, 2016
We study the optimal geographic content placement problem for device-to-device (D2D) networks in which the content popularity follows the Zipf law. We consider a D2D caching model where the locations of the D2D users (caches) are modeled by a Poisson ...
Al-Shalash, Mazin, Andrews, Jeffrey G., Malak, Derya   +2 more
core   +1 more source

A D2D user pairing algorithm based on motion prediction and power control

IET Communications
User pairing plays an important role in device‐to‐device (D2D) relay communication, contributing significantly to maintaining low energy consumption, high throughput, and overall energy efficiency in the communication system.
Zhifeng Huang, Feng Ke, Hui Song
doaj   +1 more source

Energy Efficiency Optimization and Dynamic Mode Selection Algorithms for D2D Communication Under HetNet in Downlink Reuse

IEEE Access, 2020
Device-to-Device communication (D2D) is a promising technique for improving fifth-generation cellular network (5G) spectrum and energy efficiency.
Amal Ali Algedir, Hazem H. Refai
doaj   +1 more source

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

Sensors, 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

An Efficient Hybrid Approach Based on Deep Learning and Stacking Ensemble Using the Whale Optimization Algorithm for Detecting Attacks in IoT Devices

Engineering Reports, Volume 7, Issue 9, September 2025.
Attack Detection Procedure ABSTRACT With the increasing proliferation of the Internet of Things (IoT) and the rise of cyber‐attacks targeting these devices, the need for efficient attack detection methods has become increasingly urgent. In this paper, a novel approach is proposed based on ensemble deep transfer learning optimized using the Whale ...
Reza Tavoli, Elaheh Rezvani, Mirsaeid Hosseini Shirvani   +2 more
wiley   +1 more source

Optimal Throughput-Outage Trade-off in Wireless One-Hop Caching Networks

, 2013
We consider a wireless device-to-device (D2D) network where the nodes have cached information from a library of possible files. Inspired by the current trend in the standardization of the D2D mode for 4th generation wireless networks, we restrict to one ...
Caire, Giuseppe, Ji, Mingyue, Molisch, Andreas F.   +2 more
core   +1 more source

Analysis of Energy Efficiency Considering Device-to-Device (D2D) Communications in Cellular Networks [PDF]

The Journal of Korea Information and Communications Society, 2013
This paper proposes an energy-efficient mode selection and power allocation scheme in device-to-device (D2D) communication system as an underlay coexistence with cellular networks. We analyze the energy efficiency which is defined as the summation of the energy efficiencies for all devices. The proposed scheme consists of two steps. First, we calculate
Minchae Jung, Sooyong Choi
openaire   +1 more source

Linear and Nonlinear Energy Harvesting in Concurrent Cellular and D2D Communication

Engineering Reports, Volume 7, Issue 9, September 2025.
In this study, an interference‐aided dual‐hop cooperative communication scenario is considered, where both cellular and energy‐constrained device‐to‐device (D2D) users coexist and share the same radio resources. The performance of the proposed model is studied considering both linear and nonlinear EH models employing time‐switching and power‐splitting ...
Md. Fazlul Kader, Mohammed Arif Iftakher Mahmood   +1 more
wiley   +1 more source