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Multi-way relay network

Network coding-based channel quality indicator reporting for two-way multi-relay networks

Network coding-based channel quality indicator reporting for two-way multi-relay networks

... available relay nodes, relay selection (RS) should be ...best relay is chosen based on a specific selection criterion, ...best relay is chosen such that the sum of MSE (sum-MSE) of the ...

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On the achievable rates of symmetric Gaussian multi way relay channels

On the achievable rates of symmetric Gaussian multi way relay channels

... Keywords: Multi-way relay channel, Multi-way relaying, One-way relaying, Capacity gap, Achievable rate 1 Introduction As an extension of two-way relay channels ...

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Joint Channel Network Coding for the Gaussian Two Way Two Relay Network

Joint Channel Network Coding for the Gaussian Two Way Two Relay Network

... two-way relay network with one relay to two-way relay network with multiple ...multiple-relay network, we focus on the case of two relays in our ...including ...

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Physical-layer network coding for two-way relay channels

Physical-layer network coding for two-way relay channels

... Cette thèse traite le problème de la communication sur le TWRC. Pour ce prob- lème, différentes stratégies de codage réseau ont été étudiées dans la littérature. Avec certaines stratégies, le relais décode le message de ...

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On the Energy-Delay Trade-off of a Two-Way Relay Network

On the Energy-Delay Trade-off of a Two-Way Relay Network

... use network coding as the only coding ...opportunistic network coding scheduling algorithm relies on the fact that a multi-hopping scheme is used along with network coding ...scheme; ...

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Multi-Pair Two-Way Relay Network With Harvest-Then-Transmit Users: Resolving Pairwise Uplink-Downlink Coupling

Multi-Pair Two-Way Relay Network With Harvest-Then-Transmit Users: Resolving Pairwise Uplink-Downlink Coupling

... power at U 1 . Consequently, it is crucial to strike a balance where wirelessly powered TWR is the most efficient. B. Technical Challenges and Contributions While finding the balance can be cast as a beamforming design ...

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Wireless network coding for multi-hop relay channels

Wireless network coding for multi-hop relay channels

... Finally, this study extends the research on WNC one step forward from two-user networks to multi-user networks. An extended CPF joint with a dominated so- lution for maximizing the overall computation rate is ...

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Computationally Efficient Multi-Antenna Techniques for Multi-User Two-Way Wireless Relay Networks

Computationally Efficient Multi-Antenna Techniques for Multi-User Two-Way Wireless Relay Networks

... 4.1. Symbol Error Rate To find the SER at each SNR value, 500000 symbols are transmitted from each MS. In the techniques based on randomization strategy, 30 iterations of randomization are used. Fig. 2 shows the ...

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Multi-way relay networks: characterization, performance analysis and transmission scheme design

Multi-way relay networks: characterization, performance analysis and transmission scheme design

... Abstract Multi-way relay networks (MWRNs) are a growing research area in the field of relay based wireless ...general multi-user ...social network, as well as satellite networks ...

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Resource allocation for asymmetric multi way relay communication over orthogonal channels

Resource allocation for asymmetric multi way relay communication over orthogonal channels

... 1.1 Multi-Way relaying with network coding Consider a multi-way relay system where N terminals want to exchange their independent information packets with the help of a ...

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Generalized wireless network coding schemes for multihop two-way relay channels

Generalized wireless network coding schemes for multihop two-way relay channels

... Wireless Network Coding Schemes for Multi-Hop Two-Way Relay Channels Gengkun Wang, Wei Xiang, Senior Member, IEEE, and Jinhong Yuan, Senior Member, IEEE Abstract—Due to the overwhelming ...

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The energy harvesting multi way relay channel with intermittent data: the impact of buffer sizes

The energy harvesting multi way relay channel with intermittent data: the impact of buffer sizes

... the relay does not have data buffers. This way, the solution is computationally less expensive, but the feasible region is very ...harvesting network, and is very close to the upper bound under ...

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Success-Probability-Based Power Allocation for Downlink PNC in Multi-way Relay Channels

Success-Probability-Based Power Allocation for Downlink PNC in Multi-way Relay Channels

... allocation is formulated as a constrained optimization problem, where the aim is to maximize the success probability under a total power constraint when using Babai estimation for signal detection. Optimizing over this ...

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Iterative Transceiver Beamformer Design for Multi-Pair Two-Way Distributed Relay Networks

Iterative Transceiver Beamformer Design for Multi-Pair Two-Way Distributed Relay Networks

... multipair relay networks, where multiple users can communicate with their destination pair simultaneously with the assistance of one or multiple relay nodes [5, ...basic multi-pair one-way ...

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PSO based power allocation for single and multi relay AF cooperative network

PSO based power allocation for single and multi relay AF cooperative network

... in multi-user wireless environment, to create a virtual multiple ...the way to reduce fading, and the ultimate aim of diversity is allow multiple antennas in to wireless environment to send multiple copies ...

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Outage optimal opportunistic scheduling with analog network coding in multiuser two way relay networks

Outage optimal opportunistic scheduling with analog network coding in multiuser two way relay networks

... a multi-pair ANC-based two-way relay system and evaluate its per- formance over Rayleigh fading ...the relay, we derive an exact expression for the CDF of the minimum of SNRs of the two end- ...

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Relay Technology with Unequal Emission Power: Multi mode Relay

Relay Technology with Unequal Emission Power: Multi mode Relay

... Two-way Relay, Amplify-and-Forward, Multi-mode ...Abstract. Relay technology can enlarge the coverage of cellular network, improve the spectral efficiency, and enhance the robustness of ...

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Beamforming optimization for two-way relay channel

Beamforming optimization for two-way relay channel

... Cooperative Relay Network 24 ...the relay has also attracted much attention in recent years and has been addressed for the TWRC, which is the aim of this ...single multi-antenna relaying ...

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Network Coded Modulation for Two Way Relay Networks

Network Coded Modulation for Two Way Relay Networks

... and relay nodes to improve transmission ...two way relay network coding ...two way relaying ...at relay node seems to be a promising ...

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To Enhance Secrecy in Two Way Relay Network by Selecting Relay/Jamming Node Intelligently

To Enhance Secrecy in Two Way Relay Network by Selecting Relay/Jamming Node Intelligently

... Meanwhile, another two intermediate nodes that perform as jamming nodes are selected and transmit artificial interference in order to degrade the eavesdropper links in the first and second phase of data transmission, ...

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