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An Energy-Efficient Relay Selection Strategy Based on Optimal Relay Location for AF Cooperative Transmission

Zhenzhou Tang, Hongyu Wang, Qian Hu
2013 International Journal of Wireless Information Networks  
In this paper, an energy-efficient optimal relay selection strategy which is jointly optimized with the energyefficient optimal power allocation solution for AF cooperative transmission is proposed.  ...  The results show that with the relay selected by the proposed strategy, the cooperative transmission can achieve considerably high energy-efficiency.  ...  The objective of our work is to provide an energy-efficient optimal relay selection (ORS) strategy for AF cooperative transmission.  ... 
doi:10.1007/s10776-013-0222-8 fatcat:n4grdzblerdnli55hl47aizev4

An energy-efficient relay selection strategy based on optimal relay location for AF cooperative transmission

Zhenzhou Tang, Hongyu Wang, Qian Hu
2012 2012 IEEE International Symposium on a World of Wireless, Mobile and Multimedia Networks (WoWMoM)  
In this paper, an energy-efficient optimal relay selection strategy which is jointly optimized with the energyefficient optimal power allocation solution for AF cooperative transmission is proposed.  ...  The results show that with the relay selected by the proposed strategy, the cooperative transmission can achieve considerably high energy-efficiency.  ...  The objective of our work is to provide an energy-efficient optimal relay selection (ORS) strategy for AF cooperative transmission.  ... 
doi:10.1109/wowmom.2012.6263721 dblp:conf/wowmom/TangWH12 fatcat:gzevzd2l7vemjmazzqisifh4di

Incremental relay selection with reduced power consumption and jamming for secure cooperative networks

2017 Revista Técnica de la Facultad de Ingeniería Universidad del Zulia  
This paper shows the cooperative transmission for securing a decode-and-forward (DF) two-hop network where multiple cooperative nodes coexist with a potential eavesdropper.  ...  Under the more practical assumption that only the channel distribution information (CDI) of the eavesdropper is known, this paper proposes an incremental relaying with artificial jamming and beam forming  ...  Optimal Energy-Efficient RS and PA (EE-RS-PA) A relay is defined to be selected if it is allocated with transmit power.  ... 
doi:10.21311/001.39.10.02 fatcat:5baqwmovm5hctexhz5wkzqpon4

Optimized Power Allocation and Relay Location Selection in Cooperative Relay Networks

Jianrong Bao, Jiawen Wu, Chao Liu, Bin Jiang, Xianghong Tang
2017 Wireless Communications and Mobile Computing  
An incremental selection hybrid decode-amplify forward (ISHDAF) scheme for the two-hop single relay systems and a relay selection strategy based on the hybrid decode-amplify-and-forward (HDAF) scheme for  ...  By the ISHDAF scheme and HDAF relay selection strategy, an optimized power allocation for both the source and relay nodes is obtained, as well as an effective reduction of outage probability.  ...  Therefore, the proposed optimized power allocation and relay location selection algorithm can be effectively adopted in cooperative IoT relay systems in practice for high power efficiency and good outage  ... 
doi:10.1155/2017/9727360 fatcat:6plwemr7wbbofgcurw5ayga5b4

A Survey of Cooperative Jamming-Based Secure Transmission for Energy-Limited Systems

Yuandong Wu, Yan Huo, Zhuojun Duan
2021 Wireless Communications and Mobile Computing  
Finally, we propose open issues and challenges of further works on cooperative jamming in an IoT system with energy constraints.  ...  Using the metrics, we study a series of typical cooperative jamming strategies from two aspects, including power allocation and energy harvesting.  ...  For an EH-enabled secondary system in cooperative cognitive radio-based IoT, the authors of [74] presented a Vickrey auction-based relay selection strategy.  ... 
doi:10.1155/2021/6638405 fatcat:tm3i6b25krcgna33kweipus5ge

Energy-Efficient Transmission Based on Direct Links: Toward Secure Cooperative Internet of Things

Xiaohui Shang, Aijun Liu, Yida Wang, Qing Xie, Yong Wang
2018 Wireless Communications and Mobile Computing  
Firstly, by considering the direct link, an energy-efficient transmission scheme (EET) is proposed, which can be suitable for the resource-constrained devices and applications in IoT communication.  ...  Moreover, the secrecy outage probability (SOP) and secure energy efficiency (SEE) of different transmission strategies are derived, which contributes to the design of energy-efficient secure transmission  ...  The main contributions of this work are listed below. (1) By making use of the advantages of both direct and relay links, we propose a novel energy-efficient secure transmission strategy based on the CSI  ... 
doi:10.1155/2018/5012096 fatcat:cgvtejgoqfakfjgc7c2z7r3ixm

Relay Selection and Power Allocation Strategy in Micro-power Wireless Networks

Xin-Gang WANG, Lu Wang, Na Li, Yi-Chen XU, Shen-Long LI, Hai-Bin LIU
2017 DEStech Transactions on Engineering and Technology Research  
We first propose the relay selection strategy by using the greedy algorithm in which the power is allocated equally.  ...  This paper investigates the problem of relay selection and optimal power allocation in micro-power wireless network under the total power constrain.  ...  Acknowledgement Thankful to fund from research projects of various kinds of data acquisition methods and related technologies for its support in this paper.  ... 
doi:10.12783/dtetr/sste2016/6509 fatcat:lmdegrc6rffefeggos44pqvq3e

Smart Relay Selection Scheme Based on Fuzzy Logic with Optimal Power Allocation and Adaptive Data Rate Assignment

Nayab Taj, Mohammad Haseeb Zafar, Shakeel Ahmad Waqas, Humaira Rehman, Madini O Alassafi, Imran Khan
2022 International Journal of Communication Networks and Information Security  
In this paper fuzzy logic-based algorithm with improved process of relay selection is presented which not only allocate optimal power for transmission but also help in choosing adaptive data rate.  ...  This algorithm utilizes channel gain, cooperative gain and signal to noise ratio with two cases considered in this paper: In case-I nodes do not have their geographical location information while in case-II  ...  The destination send request to relay for cooperation if bit error rate is below certain threshold value. Based on the relay location optimal power is allocated.  ... 
doi:10.17762/ijcnis.v11i1.4049 fatcat:awz7lqbyk5c3vi3ohrk2tfaheu

Energy Efficient Two-hop D2D Communications Underlay 5G Networks: A Stackelberg Game Approach

Sawsan Selmi, Ridha Boullègue
2021 Journal of Communications Software and Systems  
As a contribution, we propose in this paper a spectral and energy-efficient two-hop device to device (D2D) relay selection algorithm.  ...  In the first stage, the OOC devices (OCDUs) are matched with the relays maximizing their spectral efficiency, and the required bandwidth for each one is determined.  ...  In [28] , an energy-efficient relay selection is studied based on the power allocation. However, a single relay scenario is investigated.  ... 
doi:10.24138/jcomss-2021-0008 fatcat:wbnbcbo4hnay5bemlwudgifiry

A Review of Relay Assignment Problem in the Cooperative Wireless Sensor Networks

Mohammed S. Al-kahtani
2020 Electronics  
In the cooperative networks, the proper selection of relay node is a challenging task.  ...  The relay selection is a promising approach of maximizing the diversity gain achieved in the cooperative wireless sensor networks.  ...  In Figure 6 illustrates the difference between the direct transmission and cooperative transmission schemes. The authors derive the optimal relay location based on two case.  ... 
doi:10.3390/electronics9030443 fatcat:zvnjwqpr7rbbfoqwoluarzbeiq

Power allocations in minimum-energy SER-constrained cooperative networks

Behrouz Maham, Are Hjørungnes, Mérouane Debbah
2009 Annales des télécommunications  
Recent works also discuss relay selection algorithms for networks with multiple relays, which result in power efficient transmission strategies.  ...  Several power allocation strategies for relay networks were studied based on different cooperation strategies and network topologies in [6] .  ...  In particular, we focus on the repetition-based AF cooperation scheme in an environment with one source transmitting to the destination through multiple relays that form a distributed antenna array employing  ... 
doi:10.1007/s12243-009-0099-9 fatcat:en6ysqpi7vbl3pcaz6b3ml766q

Cooperative Communications in Resource-Constrained Wireless Networks

Yao-Win Hong, Wan-Jen Huang, Fu-Hsuan Chiu, C.-C.J. Kuo
2007 IEEE Signal Processing Magazine  
An energy efficiency gain was shown in [38] due to the use of cooperative transmissions.  ...  Selective transmission is shown to be energy efficient under loose distortion constraints.  ... 
doi:10.1109/msp.2007.361601 fatcat:lwcdos2gkrat7opvrtcajmtbga

Transform Domain Processing Based Cooperative Spectrum Sharing Protocol with Adaptive Relaying

Wu Xuanli, Han Xingling, Deng Xiao, Fabrice Labeau, Han Shuai
2018 IEEE Transactions on Cognitive Communications and Networking  
Moreover, an adaptive relaying mechanism is used in our protocol to improve the flexibility of cooperation.  ...  Simulation results show that compared with the existing protocol, outage probability, achievable data rate and average energy efficiency are significantly improved for the secondary system in our proposed  ...  However, the locations of both primary and secondary users are fixed. In [10] , they propose a relay selection strategy.  ... 
doi:10.1109/tccn.2018.2821148 fatcat:hmbvqf7cxzax3d3k7fvajrkrwe

Applying Heterogeneous Cooperative Relay Network Based Cooperative Relay Node Selection and PSO Algorithm

Guang-yu WU
2019 DEStech Transactions on Computer Science and Engineering  
First selects the optimal relay from a set of available relays and then uses this "optimal" relay for cooperation between the source and the destination.  ...  The effect of relay number and locations are investigated by considering energy optimization.  ...  The existing work on the resource allocation has been done in terms of optimal energy, location, and joint energy-location for the system resource.  ... 
doi:10.12783/dtcse/ammso2019/30110 fatcat:jgus2ltivbblflny7jj75ecef4

Learning relaying strategies in cellular D2D networks with token-based incentives

Nicholas Mastronarde, Viral Patel, Jie Xu, Mihaela van der Schaar
2013 2013 IEEE Globecom Workshops (GC Wkshps)  
We endow each device with the ability to learn its optimal cooperation strategy online in order to maximize its long-term utility in the dynamic network environment.  ...  Moreover, within the token system, devices can effectively learn to cooperate online, and achieve over 20% higher throughput on average than with direct transmission alone, all while selfishly maximizing  ...  We use an Amplify-and-Forward (AF) cooperation scheme [12] and a simple algorithm for deciding when a device will request a relay and which relay it will select.  ... 
doi:10.1109/glocomw.2013.6824980 dblp:conf/globecom/MastronardePXS13 fatcat:yynrfjn24nganni5sxxuhmojly
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