Buffer-aided cooperative communications: opportunities and challenges

N Zlatanov, A Ikhlef, T Islam… - IEEE Communications …, 2014 - ieeexplore.ieee.org
Cooperative communication can increase the throughput and/or extend the coverage of
wireless networks. However, in conventional cooperative networks, half-duplex relays …

Buffer-aided relay selection with reduced packet delay in cooperative networks

Z Tian, Y Gong, G Chen… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
Applying data buffers at relay nodes significantly improves the outage performance in relay
networks, but the performance gain is often at the price of long packet delays. In this paper, a …

Physical layer security in buffer-state-based max-ratio relay selection exploiting broadcasting with cooperative beamforming and jamming

R Nakai, S Sugiura - IEEE Transactions on Information …, 2018 - ieeexplore.ieee.org
In this paper, we propose a novel secure buffer-aided decode-and-forward relay selection
that amalgamates the benefits of the buffer-state-based relay selection, the max-ratio …

Cache placement in two-tier HetNets with limited storage capacity: Cache or buffer?

Z Yang, C Pan, Y Pan, Y Wu, W Xu… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
In this paper, we aim to minimize the average file transmission delay via bandwidth
allocation and cache placement in two-tier heterogeneous networks with limited storage …

Theoretical analysis of hybrid buffer-aided cooperative protocol based on max–max and max–link relay selections

M Oiwa, C Tosa, S Sugiura - IEEE Transactions on Vehicular …, 2016 - ieeexplore.ieee.org
Motivated by the recent max-link protocol and the max-max protocol, both of which were
developed for a simple dual-hop buffer-aided cooperative network, we present a novel …

Design of link-selection strategies for buffer-aided DCSK-SWIPT relay system

M Qian, G Cai, Y Fang, G Han - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Adaptive link selection for buffer-aided relaying can achieve significant performance gain
compared with the conventional relaying with fixed transmission criterion. However, most of …

On security-delay trade-off in two-hop wireless networks with buffer-aided relay selection

X Liao, Y Zhang, Z Wu, Y Shen, X Jiang… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
This paper investigates the security-delay trade-off of the buffer-aided relay selection
scheme in a two-hop wireless system, which consists of a source-destination pair, one …

Adaptive buffer-aided distributed space-time coding for cooperative wireless networks

T Peng, RC De Lamare - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
This work proposes adaptive buffer-aided distributed space-time coding schemes and
algorithms with feedback for wireless networks equipped with buffer-aided relays. The …

Reduced-packet-delay generalized buffer-aided relaying protocol: Simultaneous activation of multiple source-to-relay links

M Oiwa, S Sugiura - IEEE Access, 2016 - ieeexplore.ieee.org
Motivated by the recent buffer-aided relaying protocol that selects the best available link at
each time slot, we herein introduce an additional degree of freedom to the protocol by …

Buffer-aided relaying with outdated CSI

T Islam, DS Michalopoulos, R Schober… - IEEE Transactions …, 2015 - ieeexplore.ieee.org
Adaptive link selection for buffer-aided relaying can provide significant performance gains
compared to conventional relaying with fixed transmission schedule, when perfect channel …