Results 21 to 30 of about 3,018,601 (297)

Incremental Relaying with Partial Relay Selection

open access: yesIEICE Transactions on Communications, 2010
We propose an incremental relaying protocol in conjunction with partial relay selection with the aim of making efficient use of the degrees of freedom of the channels as well as improving the performance of dual hop relaying with partial relay selection (DRPRS).
Vo Nguyen Quoc Bao, Hyung Yun Kong
openaire   +1 more source

Buffer-Aided Relay Selection for Cooperative Hybrid NOMA/OMA Networks With Asynchronous Deep Reinforcement Learning

open access: yesIEEE Journal on Selected Areas in Communications, 2021
This paper investigates asynchronous reinforcement learning algorithms for joint buffer-aided relay selection and power allocation in the non-orthogonal-multiple-access (NOMA) relay network.
Chong Huang   +5 more
semanticscholar   +1 more source

Power Consumption Scheme Oriented to Full-duplex Multi-relay Cooperative SWIPT Networks [PDF]

open access: yesJisuanji kexue, 2022
In full-duplex multi-relay cooperative simultaneous wireless information and power transfer (SWIPT) networks,traditional relay selection algorithms have not taken into account the idle utilization of unselected relays.As a result,the performance waste of
SHAN Yong-feng, JIANG Rui, XU You-yun, LI Da-peng
doaj   +1 more source

NOMA-Based Integrated Satellite Terrestrial Networks With Relay Selection and Imperfect SIC

open access: yesIEEE Access, 2021
Integrated satellite terrestrial networks (ISTNs) are becoming a hot research topic in recent years due to the capabilities of high quality, high throughput, and seamless coverage.
Haifeng Shuai   +3 more
semanticscholar   +1 more source

Analog network coding using differential and double-differential modulation with relay selection

open access: yesICT Express, 2019
A simple relay selection scheme is proposed for analog network coding using differential modulation (ANC-DM). We propose a relay selection scheme based solely on the received signal power in which their own information is canceled out at each source node.
Sangmin Heo   +3 more
doaj   +1 more source

Relay Selection Scheme for Multi-Hop Transmission of MU-MIMO System

open access: yesApplied Sciences, 2018
Recently, wireless communication systems use a multi-hop transmission scheme using a relay to expand the cell coverage of the system. The multi-hop transmission scheme can expand the cell coverage of wireless communication systems.
Won-Chang Kim   +2 more
doaj   +1 more source

Energy cooperation in wireless relay networks

open access: yesIET Communications, 2021
This work deals with the problem of insufficient energy caused by the frequent use of relay nodes in wireless sensor networks. Here, energy cooperation relay selection algorithm is proposed in energy heterogeneous networks.
Xiangli Liu   +3 more
doaj   +1 more source

Relay selection algorithm based on selfish behavior analysis in ultra-dense D2D

open access: yesTongxin xuebao, 2021
In ultra-dense D2D communication, the current relay selection schemes mainly assume that the relay device has the initiative to participate in data forwarding, but some rational relay devices may delay or refuse to forward due to their own considerations,
Yijun WANG   +3 more
doaj   +2 more sources

Efisiensi Energi Sistem Komunikasi Kooperatif Multi-relay Quantize and Forward Berdasarkan Pemilihan Relay

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2017
Currently, the increasing energy consumption is a global issue. Information technology and telecommunication industry is one of the areas with the largest energy consumption.
Fityanul Akhyar   +2 more
doaj   +1 more source

Relay Selection for Improving Physical-Layer Security in Hybrid Satellite-Terrestrial Relay Networks

open access: yesIEEE Access, 2018
In this paper, a hybrid satellite-terrestrial relay network (HSTRN) interconnecting a satellite and multiple terrestrial nodes is considered, where communication is achieved by the satellite transmitting information to a destination through multiple ...
Weifeng Cao   +3 more
doaj   +1 more source

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