New beamforming and space‐time coding for two‐path successive decode and forward relaying

M Shirzadian Gilan, A Olfat - IET Communications, 2018 - Wiley Online Library
Successive relaying is a bandwidth‐efficient scheme in cooperative networks. In this study, a
novel distributed space‐time coding (DSTC) transmission scheme for a two‐path successive …

New beamforming and distributed space‐time coding with selection relaying over Nakagami‐m fading channels

M Shirzadian Gilan, A Olfat - Transactions on Emerging …, 2018 - Wiley Online Library
In this paper, a decode‐and‐forward (DF) cooperative network under Nakagami‐m fading is
considered. A threshold‐based selection relaying scheme is used to choose the relays for …

On the performance of space‐time coding and threshold‐based selection relaying in cooperative networks with multiple antenna relays

M Shirzadian Gilan, A Olfat - Transactions on Emerging …, 2018 - Wiley Online Library
In this paper, a threshold‐based selection relaying scheme that employs space‐time coding
(STC) strategy is considered in a decode and forward (DF) cooperative network with multiple …

Cooperative beamforming for two-hop multi-relay decode-and-forward networks

H Moharrer, A Olfat, NC Beaulieu - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Cooperative communication through relaying can improve the performance of
communication systems under multipath fading conditions. Increasing the number of relays …

Two-way incremental relaying with symbol-based network coding: Performance analysis and optimal thresholds

AH Bastami - IEEE Transactions on Communications, 2016 - ieeexplore.ieee.org
In this paper, we investigate the signal-to-noise ratio-based incremental relaying scheme for
a two-way relay channel (TWRC) with symbol-based network coding. Under the assumption …

Joint relay selection and cooperative beamforming in two‐hop multi‐relay decode‐and‐forward networks

H Moharrer, A Olfat - IET Communications, 2014 - Wiley Online Library
Cooperative communication can improve the performance of communication systems under
multi‐path fading conditions through relaying. Increasing the number of relays will also …

On the performance of distributed space-time coding with selection relaying and beamforming for two-path successive relay network

MS Gilan, A Olfat - … IEEE international black sea conference on …, 2017 - ieeexplore.ieee.org
Two-path successive relaying is used as a method of transmission for recovering the
bandwidth loss of conventional relay networks. In this paper, a new beamforming method is …

BER-constrained incremental relaying with relay selection in cooperative wireless networks

AH Bastami, A Olfat - Wireless personal communications, 2013 - Springer
One of the main drawbacks of cooperative communication systems with half-duplex relaying
is inefficient use of spectrum. Incremental relaying is an effective technique that overcomes …

Asymmetric adaptive modulation with symbol-based network coding for heterogeneous two-way relay network

AH Bastami, P Halimi - IEEE Transactions on Communications, 2019 - ieeexplore.ieee.org
In this paper, we propose an asymmetric adaptive modulation scheme for a heterogeneous
two-way relay network (TWRN). In this scheme, due to the heterogeneity of the TWRN …

Relay selection in dual-hop underlay relay-assisted cognitive radio networks: A comprehensive survey

K Sultan, FA Alhaidari - Journal of Computational and …, 2019 - ingentaconnect.com
Cooperative relaying is a well-established and fascinating technique, in which intermediate
nodes, known as relays, assist the source-destination pair (s) in their communication under …