Results 91 to 100 of about 1,852,147 (258)

A beginner's guide to infrastructure‐less networking concepts

open access: yesIET Networks, Volume 13, Issue 1, Page 66-110, January 2024.
Infrastructure‐less networks connect communication devices end‐to‐end by managing links and routes independent on fixed networking facilities, relying on dedicated protocols running on end‐user devices. The authors describe the different networking concepts of infrastructure‐less networks by looking at the main properties, common applications, ongoing ...
Anna Förster   +7 more
wiley   +1 more source

Throughput analysis of nonbinary type-II hybrid ARQ [PDF]

open access: yes, 2003
Nonbinary type-II hybrid ARQ (HARQ), which combines shortened Reed-Solomon (RS) code with ARQ, is proposed. Its throughput is obtained by extending Lin and Yu's analysis of binary type-II HARQ.
Li, VOK, Zhang, L, Cao, Z
core   +1 more source

Efficient Design of Multi-Packet Hybrid ARQ Transmission Scheme Based on Polar Codes

open access: yesIEEE Access, 2018
In this paper, a new polar coded hybrid automatic repeat request (HARQ) strategy combining multiple packets (MP) of transmission rounds is proposed to improve the throughput, which is called MP-HARQ. In our scheme, first, part of message bits in previous
Hao Liang   +3 more
doaj   +1 more source

Enabling Realistic Cross-Layer Analysis based on Satellite Physical Layer Traces [PDF]

open access: yes, 2012
We present a solution to evaluate the performance of transport protocols as a function of link layer reliability schemes (i.e. ARQ, FEC and Hybrid ARQ) applied to satellite physical layer traces.
Bès, Caroline   +5 more
core  

Optimum Power Allocation for HARQ-Aided NOMA With Proportional Fairness on Fading Channels

open access: yesIEEE Access
Power-Domain NOMA is one of the enabling technologies for future wireless communication networks of the fifth and sixth generations. This work addresses some key features of Power-Domain NOMA, including the impact of block fading on interference ...
Giorgio Taricco
doaj   +1 more source

Hybrid ARQ communications for severely degraded Hermite-Gaussian FSO link

open access: yesInternational Conference on Space Optics, 2017
In this paper, the potential of hybrid automatic-repeat request (HARQ) algorithm in enhancing the performance of a free- space optical (FSO) communication system, which is impaired by weak turbulence and non-negligible residual pointing error, is ...
K. Kiasaleh
semanticscholar   +1 more source

OFDM-CDM Performance Enhancement by Combining H-ARQ and Interference Cancellation

open access: yes, 2006
In this paper, superimposed packet allocation for orthogonal frequency-division multiple-access code-division multiplexing (OFDMA-CDM) is presented, where each transmitted packet is associated with one spreading code. An iterative algorithm which is
Raulefs, Ronald   +2 more
core  

Amplify-forward and decode-forward cooperation relying on systematic Luby transform coded Hybrid Automatic-Repeat-reQuest [PDF]

open access: yes, 2011
Systematic Luby transform (SLT) codes constitute rateless codes, which are capable of adaptively adjusting their code rate depending on the channel quality without any explicit channel state information (CSI) at the transmitters.
T.D. Nguyen   +5 more
core   +1 more source

Satellite-3G Hybrid Networks: Impact of ACM and ARQ on TCP Performance

open access: yesJournal of Communications Software and Systems, 2007
The adoption of satellite systems in providing broadband transmissions to mobile users such as trains, buses and vans is expected to be an interesting solution.
Giovanni Giambene
doaj  

Joint quadrature modulation and network coding for cooperative Hybrid-ARQ

open access: yesTongxin xuebao, 2013
In order to improve the transmission efficiency of quadrature modulated cooperative diversity system,the joint network coding and quadrature modulated scheme for coo ve hybrid automatic repeat request (NC-QM-HARQ)was proposed.By introducing network ...
Xiao-ye SHI   +3 more
doaj   +2 more sources

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