Results 31 to 40 of about 1,255,320 (283)

Outage probability analysis of coded cooperation with multiple relays

open access: yes, 2011
Cooperative communications enable single antenna mobiles in a multi-user environment to share their antennas and form a virtual multiple antenna array that allows them to achieve transmit diversity.
Xiang, Wei   +7 more
core   +1 more source

Distributed Testbed for Coded Cooperation with Software-Defined Radios

open access: yesInternational Journal of Distributed Sensor Networks, 2013
Evaluating the performance of the cooperative communications using the hardware testbed in the real environment is critical for system design and promoting the potential practical applications in the future, considering the disadvantages of the ...
Changcai Han, Si Li
doaj   +1 more source

NETWORK CODED COOPERATION FOR DEEP SPACE NETWORKS

open access: yesElectrica, 2019
In this paper, we investigate the disruptive effects of solar scintillation in Deep Space Networks (DSNs) and we apply Network Coded Cooperation (NCC) in DSNs to improve the throughput, the robustness and the security of the communication systems ...
Tuana Ensezgin   +3 more
doaj   +2 more sources

On-Demand Cooperation MAC Protocols with Optimal Diversity-Multiplexing Tradeoff [PDF]

open access: yes, 2010
This paper presents access protocols with optimal Diversity-Multiplexing Tradeoff (DMT) performance in the context of IEEE 802.11-based mesh networks. The protocols are characterized by two main features: on-demand cooperation and selection of the best ...
Benoit Escrig, Escrig, Benoît
core   +1 more source

Jointly optimized design of distributed RS-coded spatial modulation by appropriate selection at the relay

open access: yesEURASIP Journal on Wireless Communications and Networking, 2023
This paper proposes the distributed Reed–Solomon (RS)-coded spatial modulation (DRSC-SM) scheme over quasi-static Rayleigh fading channel. Two different RS codes are used, one having a smaller minimum distance at the source and the other having a larger ...
Chunli Zhao   +3 more
doaj   +1 more source

Network-Coded Cooperation and Multi-Connectivity for Massive Content Delivery

open access: yesIEEE Access, 2020
Massive content delivery is in the spotlight of the research community as both data traffic and the number of connected mobile devices are increasing at an incredibly fast pace.
Israel Leyva-Mayorga   +6 more
doaj   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Study of equivalent point-to-point transmission model for coded relay cooperations

open access: yesTongxin xuebao, 2012
LDPC-coded relay cooperation and its joint iterative decoding based on the bi-layer Tanner graph were investigated.The coded relay cooperation becomed an equivalent and relatively simple point-to-point transmission model by introducing the notation of ...
Qiu-xia ZHANG   +3 more
doaj   +2 more sources

Optimal Power Allocation for Multi-User Linear Network Coded Cooperation System

open access: yesIEEE Access, 2019
Linear network coded cooperation (LNCC), which deeply integrates cooperative communications and linear network coding, has been proposed to increase spectrum efficiency in wireless communications.
Zhenzhou Tang, Wenbiao Ji, Qian Hu
doaj   +1 more source

Drone Assisted Network Coded Cooperation With Energy Harvesting: Strengthening the Lifespan of the Wireless Networks

open access: yesIEEE Access, 2022
Next generation wireless systems include battery operated devices which demand higher throughput and a better reliability in an energy efficient fashion.
Pankaj Kumar   +6 more
doaj   +1 more source

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