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relaying systems

Linear precoder design for non orthogonal AF MIMO relaying systems based on MMSE criterion

Linear precoder design for non orthogonal AF MIMO relaying systems based on MMSE criterion

... Motivated by the above advantages of the MMSE cri- terion in AF MIMO networks, we propose a linear pre- coder design for half-duplex NAF MIMO relaying networks based on the MMSE criterion. To the best our ...

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Secrecy Enhancement in Cooperative Relaying Systems

Secrecy Enhancement in Cooperative Relaying Systems

... two-hop relaying systems are expected to be extensively utilized in the future com- munication systems, security of a two-hop relaying system is investigated in this ...cellular systems ...

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Outage Probability Analysis of AF Relaying Systems with Heterogeneous Ad Hoc Networks

Outage Probability Analysis of AF Relaying Systems with Heterogeneous Ad Hoc Networks

... In this paper, we analyze the outage probability of AF relaying systems with Heterogeneous Ad Hoc Networks with respect to power allocation. The communicaton system can be decomposed into a a two-tier ...

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Capacity analysis for MIMO two hop two relay amplify and forward relaying systems

Capacity analysis for MIMO two hop two relay amplify and forward relaying systems

... Relaying systems have been of interest since the 1970s [1, ...such systems is to increase coverage and reduce the need to use high power at the transmitter or source ...a relaying system is ...

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Diversity multiplexing tradeoff analysis and optimization for OFDM based multihop relaying systems

Diversity multiplexing tradeoff analysis and optimization for OFDM based multihop relaying systems

... AF relaying systems employing subcarrier grouping and linear constellation precoding at the source node, and lin- ear detection at the destination ...multihop relaying systems over frequency ...

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Delay tolerant distributed space time coding with feedback for cooperative MIMO relaying systems

Delay tolerant distributed space time coding with feedback for cooperative MIMO relaying systems

... MIMO relaying systems equipped with a feedback channel in both MAS and SAS ...cooperative systems exploiting the AF protocol and the opportunistic relaying algorithms in [18] in order to ...

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Performance analysis of SWIPT relaying systems in the presence of impulsive noise

Performance analysis of SWIPT relaying systems in the presence of impulsive noise

... SWIPT systems is based upon the assumption of the classical AWGN noise assumption, there have been recent results [22], [23] which study the performance of a point-to-point SWIPT system under the assumption of ...

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Joint Power and Bit rate Allocation for Multi carrier Wireless Bidirectional Relaying Systems

Joint Power and Bit rate Allocation for Multi carrier Wireless Bidirectional Relaying Systems

... Recently, the realization of energy efficient wireless communications has attracted lots of interest in the research community. As such, the power minimization problem (i.e., saving as much energy as possible) has become ...

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Performance analysis of multiuser dual hop satellite relaying systems

Performance analysis of multiuser dual hop satellite relaying systems

... Figure 5 illustrates the OP comparison between OS/SC scheme and OS/MRC schemes. As we see, the perfor- mance of OS/MRC scheme is better than that of OS/SC scheme, but the OP slope at high SNR of the consider system with ...

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Highly Efficient Resource Allocation Techniques in 5G for NOMA-based Massive MIMO and Relaying Systems

Highly Efficient Resource Allocation Techniques in 5G for NOMA-based Massive MIMO and Relaying Systems

... long distances from the BS to MT2 and MT3, regarded as cell-edge users, it is hard for BS to provide good quality of service via direct links. Hence, we apply MT1 as a relay to establish connections from BS to MT2 and ...

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Performance Analysis of Relaying Systems with Fixed and Energy Harvesting Batteries

Performance Analysis of Relaying Systems with Fixed and Energy Harvesting Batteries

... Leila Musavian (S’05-M’07) received her Ph.D. degree in Telecommunications from Kings College London, UK, in 2006. She is currently working as a Reader at the School of Computer Science and Electrical Engineering, ...

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Amplify and Forward Relaying Systems  for Collocated Antennas

Amplify and Forward Relaying Systems for Collocated Antennas

... The study of cooperative communication for collocated antennas setting employed at relay node and ULA at source and destination is investigated. Two schemes of relaying network known as AF and S-AF are presented ...

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Spectral energy efficiency maximization for wireless powered low latency NOMA systems with full duplex relaying

Spectral energy efficiency maximization for wireless powered low latency NOMA systems with full duplex relaying

... Among all full-duplex transmission, full-duplex relay- ing is a typical application scenario, which has attracted significant attention in academia and industry [8–11]. In general, FD relay techniques are divided into ...

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Adaptive Equalization and Capacity
Analysis for Amplify and Forward Relays

Adaptive Equalization and Capacity Analysis for Amplify and Forward Relays

... Relaying systems have been studied since the 1970s [18, ...of relaying systems are to increase coverage and reduce the need to use high power at the transmitter or source ...in relaying ...

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Performance evaluation of multi hop relaying over non gaussian PLC channels

Performance evaluation of multi hop relaying over non gaussian PLC channels

... cooperative relaying PLC ...DF relaying systems are also analyzed in terms of outage probability and energy efficiency for which analytical expressions are ...

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Perception of Student Teachers’ on Quality of Skills provided in Public Universities in Kenya

Perception of Student Teachers’ on Quality of Skills provided in Public Universities in Kenya

... wireless systems and therefore has received a considerable amount of research ...interest.Several relaying schemes have been incorporated in standard proposals,such as 3GPP release 10 for next generation ...

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Mutual information based incremental relaying communications for wireless biomedical implant systems

Mutual information based incremental relaying communications for wireless biomedical implant systems

... incremental relaying protocols can significantly reduce the overall communication distance, and consequently achieve a smaller PL value than does the two-relay-based routing ...incremental relaying ...

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An Incremental Selective Cooperative Relaying Scheme with Best Relay Selection in WSN80002

An Incremental Selective Cooperative Relaying Scheme with Best Relay Selection in WSN80002

... Cooperative relaying has been considered as a potential candidate to combat the effects of channel fading by exploiting cooperative diversity gain achieved via cooperation among the relays nodes in WSN ...

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Buffer-aided successive relay selection scheme for energy harvesting IoT networks

Buffer-aided successive relay selection scheme for energy harvesting IoT networks

... AF relaying environment is given in sub-figures of ...a relaying system is observed for both comparing schemes in both energy harvesting strategies in both AF and DF cases as depicted in ...DF ...

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Resource management issues for multi carrier relay enhanced systems

Resource management issues for multi carrier relay enhanced systems

... Several inter-cell interference coordination (ICIC) schemes have already been proposed for different types of cellular systems (traditional macro-only, heteroge- neous, relay-enhanced). The designed solutions ...

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