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Harmonic-Mean-Based Dual-Antenna Selection with Distributed Concatenated Alamouti Codes in Two-Way Relaying Networks
2019
KSII Transactions on Internet and Information Systems
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In this letter, a harmonic-mean-based dual-antenna selection scheme at relay node is proposed in two-way relaying networks (TWRNs). ...
In addition, our proposed scheme can obtain an extra coding gain because of the combination of the well-designed orthogonal concatenated Alamouti STBC and the corresponding dual-antenna selection algorithm ...
Distributed Concatenated Alamouti Codes with Dual-Antenna Selection at Relay Node In this paper, we consider a two-way relaying network in which the source nodes 1 T and 2 T , communicate with the help ...
doi:10.3837/tiis.2019.04.012
fatcat:m7e5utn5ijcalk7ttjudz2cryi
Improved Bi-Directional Three-Phase Single-Relay Selection Technique for Cooperative Wireless Communications
2022
Computers Materials & Continua
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overall network performance in terms of BER is proposed and its performance is proved analytically and through Monte-Carlo simulations. ...
Basically, in this article, an improved bi-directional three-phase single-relay selection technique using the decodeand-forward protocol for wireless cooperative communication networks that enhances the ...
However, two relays should be used in the network in the case of dual-relay selection techniques instead of just one in the case of single-relay section techniques. ...
doi:10.32604/cmc.2022.019758
fatcat:rtehpbq64bhydbdzf2ewhzhq3e
Resource Allocation with Subcarrier Pairing in OFDMA Two-Way Relay Networks
2012
IEEE Wireless Communications Letters
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We study the joint optimization problem of subcarrier-pairing based relay-power allocation, relay selection, and subcarrier assignment. ...
This study considers an orthogonal frequencydivision multiple-access (OFDMA)-based multi-user two-way relay network where multiple mobile stations (MSs) communicate with a common base station (BS) via ...
SYSTEM MODEL AND PROBLEM FORMULATION We consider a single-cell OFDMA two-way relay network, as shown in Fig. 1 , with one BS, multiple MSs and RSs. ...
doi:10.1109/wcl.2012.011712.110170
fatcat:ze3hl5qso5fktb3i2chxg3qra4
Performance analysis of bi-directional relay selection strategy for wireless cooperative communications
2019
EURASIP Journal on Wireless Communications and Networking
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On the other hand, another improvement in the performance at the communication terminals is achieved by performing a network coding method at the selected relay nodes. ...
This paper proposes a new two-way double-relay selection strategy for wireless cooperative communication systems with its bit error rate (BER) performance analysis. ...
Conclusion In this work, we suggested a new dual-relay selection strategy according to orthogonal space time coding using the two-phase two-way relaying protocol and the threephase two-way relaying protocol ...
doi:10.1186/s13638-019-1417-1
fatcat:h6nygzuhr5a7dnshq6ynoagvlm
Guest Editorial: Theories and Methods for Advanced Wireless Relays — Issue II
2013
IEEE Journal on Selected Areas in Communications
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The invited topics included MIMO relays, fullduplex relays, cooperative relays, relay channel estimation, relay channel coding and modulation, relay channel scheduling, networking issues of relays, security ...
issues of relays, and RF/DSP system design of relays. ...
for the 11th IEEE ISSPA 2012 in Montreal and 26th BSC 2012 in Kingston, Technical Program (Co-)Chair for the IEEE WoSPA 2011 in Algeria, 24th BSC 2008 in Ontario and the 11th IEEE ISSPA 2012. ...
doi:10.1109/jsac.2013.130801
fatcat:ob35h66kszedrid5bwqfvlpuiy
Optimal relay selections in two-way amplify-and-forward networks
2013
2013 47th Annual Conference on Information Sciences and Systems (CISS)
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Two-way amplify-and-forward (AF) relay network with both cooperative communication and analog network coding (ANC) has attracted great attention. ...
In this paper, we formulate the fundamental issue, i.e., the optimal selection of multiple AF relays in a two-way dual-hop cooperative network, into linear fractional programming (LFP) problems. ...
CONCLUSION For a dual-hop amplify-and-forward two-way cooperative network with analog network coding, we formulate a linear fractional programming solution to the optimal selection of all possible relays ...
doi:10.1109/ciss.2013.6552312
dblp:conf/ciss/XiongL13
fatcat:iy4vn7d6uvb27cl7zewjpff4su
Relay Selection With Network Coding in Two-Way Relay Channels
2010
IEEE Transactions on Vehicular Technology
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In this paper, we consider the design of joint network coding (NC)and relay selection (RS) in two-way relay channels. ...
We propose two RS schemes, a single relay selection with NC and a dual relay selection with NC. ...
Unlike the conventional RS strategy in one-way relay networks, where the optimal selection strategy selects a single best relay, in two-way relay networks, the dual RS outperforms the single RS and is ...
doi:10.1109/tvt.2010.2070817
fatcat:apetv567ajexpgf6k46qcz5mqe
A Survey on Beamforming Techniques for Wireless MIMO Relay Networks
2013
International Journal of Antennas and Propagation
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Different network topologies have been considered and categorized, pertaining the challenges of BF implementation in MIMO relay networks. ...
Accordingly, the establishment of relays in mobile data networks has emerged spectral efficiency enhancements and cell capacity gains from an overall system perspective. ...
In [58] , the authors study a two-way MIMO relay network that employs network coding. ...
doi:10.1155/2013/745018
fatcat:vclhrye455aedj3fsin43j3cqm
Guest Editorial Theories and Methods for Advanced Wireless Relays — Issue I
2012
IEEE Journal on Selected Areas in Communications
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The paper by Amarasuriya, Tellambura, and Ardakani, entitled "Two-Way Amplify-and-Forward Multiple-Input Multiple-Output Relay Networks with Antenna Selection" proposes new transmit/receive antenna selection ...
The paper by Lehmann, titled "Joint channel estimation and decoding for trellis-coded MIMO two-way relay networks", considers a decoding problem for the multiple access phase of a two-way MIMO relay system ...
doi:10.1109/jsac.2012.120901
fatcat:mzagaquz3zgdhndvlxj6xlswha
Two-Phase Bidirectional Dual-Relay Selection Strategy for Wireless Relay Networks
2021
Computers Materials & Continua
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During the first step of the proposed strategy, two relays out of a set of N relay-nodes are selected in a way to optimize the system performance in terms of BER, based on the suggested algorithm which ...
To further improve the overall system performance, the selected relay-nodes apply also a digital network coding scheme. ...
In their work, they have proved that dual-relay selection techniques offer higher coding gain than single relay selection ones. ...
doi:10.32604/cmc.2021.018061
fatcat:n3brfcbxkvhcllvmgupsbqtz4i
Performance analysis of two-way DF relay selection techniques
2016
ICT Express
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In the proposed techniques, two-and the three-phase relaying schemes are used to perform bi-directional communication between the communicating terminals via two selected single-antenna relays that employ ...
This work proposes novel bi-directional dual-relay selection techniques based on Alamouti space-time block coding (STBC) using the decode and forward (DF) protocol and analyzes their performance. ...
Conflict of interest The authors declare that there is no conflict of interest in this paper. ...
doi:10.1016/j.icte.2016.08.008
fatcat:x4tqejbsmbesbhcnwe6okxpml4
Network Coding in Relay-Based Device-to-Device Communications
2017
IEEE Network
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We then apply two representative network coding techniques to dual-hop D2D communications and present an efficient relay node selecting mechanism as a case study. ...
In this article, we review state-of-the-art network coding in relay-based D2D communications, in terms of application scenarios and network coding techniques. ...
Network Coding in Dual-hop D2D communications: A Case Study
A. ...
doi:10.1109/mnet.2017.1700063
pmid:29503504
pmcid:PMC5831324
fatcat:gssc6v5gxrbxto6rgc3ukmra7a
Resource Allocation for Two-Way OFDM Relay Networks with Fairness Constraints
2009
2009 IEEE 70th Vehicular Technology Conference Fall
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In this paper, a new resource allocation scheme is proposed for a two-way OFDM relay network. ...
In the proposed scheme, two terminals exchange information with the help of multiple relays, and subcarriers and their power are successively allocated to the relays to maximize sum capacity. ...
By combining cooperative relaying with either superposition coding or network coding, two-way relaying provides improved spectral efficiency compared with one-way cooperative relaying [5] . ...
doi:10.1109/vetecf.2009.5378715
dblp:conf/vtc/KangLL09
fatcat:f47bksgckrdglaez452a5eh6vi
Improving dual-hop amplify-and-forward cooperative mobile network based on path selection and STBC with pre-coding scheme
2011
2011 Eighth International Joint Conference on Computer Science and Software Engineering (JCSSE)
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This paper presents a path selection algorithm in conjunction with (2,2) Alamouti's space-time block code with pre-coding scheme (STBC-PC) to improve the network performance of a dual-hop amplify-and-forward ...
STBC-PC is applied to this study in order to employ STBC with single antenna which is incorporated in any wireless portable devices, e.g., mobile stations and to achieve high gain. ...
ACKNOWLEDGEMENT This research was finished completely by the good assistances and suggestions of Mr. Thosporn Janphouk (Computer Center of Nakhon Ratchasima Rajabhat University). ...
doi:10.1109/jcsse.2011.5930156
fatcat:nv5g5opnabgavjoytikivuu2wy
Optimal power allocation for two-way decode-and-forward OFDM relay networks
2012
2012 IEEE International Conference on Communications (ICC)
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2011 pre-print arXiv:1109.6845v1 fatcat:lnm4fwexabehll3plwk3hkv4qqOther Versions
This paper presents a novel two-way decode-and-forward (DF) relay strategy for Orthogonal Frequency Division Multiplexing (OFDM) relay networks. ...
This DF relay strategy employs multi-subcarrier joint channel coding to leverage frequency selective fading, and thus can achieve a higher data rate than the conventional per-subcarrier DF relay strategies ...
A two-way DF OFDM relaying scheme with private information for relay was proposed in [11] , and another one using physicallayer network coding was proposed in [12] . ...
doi:10.1109/icc.2012.6363889
dblp:conf/icc/HeSCXZ12
fatcat:bfh5cbfvzfddpd3j6aprekpno4
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