Results 41 to 50 of about 5,731 (141)

Improving Link Reliability through Network Coding in Cooperative Cellular Networks [PDF]

open access: yes, 2012
The paper proposes a XOR-based network coded cooperation protocol for the uplink transmission of relay assisted cellular networks and an algorithm for selection and assignment of the relay nodes. The performances of the cooperation protocol are expressed
Bota, V.   +4 more
core   +1 more source

Deep convolutional generative adversarial networks: performance analysis in wireless systems

open access: yesDiscover Internet of Things
This paper introduces Deep Convolutional Generative Adversarial Networks (DCGAN) as a potential solution for wireless systems aiming to enhance the Block Error Rate (BLER).
Shams Fardous Arnab   +4 more
doaj   +1 more source

Impact of Integer Quantization on Polar-Coding Over 4096-QAM OFDM Systems

open access: yesIEEE Access
Polar codes are fundamental to the control channels of fifth-generation (5G) systems. Owing to their excellent block error rate (BLER) performance, polar coding is considered a strong candidate for sixth-generation (6G) networks.
Wittawad Pimsri   +4 more
doaj   +1 more source

LTE physical layer: Performance analysis and evaluation

open access: yesApplied Computing and Informatics, 2019
3GPP LTE was proposed by cooperation between groups of telecommunications consortium named as 3rd Generation Partnership Project to improve the Universal Mobile Telecommunications System (UMTS) standard. It supports up to 300 Mbps of data transmission in
H. Mousavi   +3 more
doaj   +1 more source

Performance Analysis of NB-IoT Uplink in Low Earth Orbit Non-Terrestrial Networks

open access: yesSensors, 2022
The 3rd Generation Partnership Project (3GPP) narrowband Internet of Things (NB-IoT) over non-terrestrial networks (NTN) is the most promising candidate technology supporting 5G massive machine-type communication.
Min-Gyu Kim, Han-Shin Jo
doaj   +1 more source

Link level modelling techniques for analysing the configuration of link adaptation algorithms in mobile radio networks [PDF]

open access: yes, 2004
The operation of Link Adaptation algorithms is based on channel quality estimates. It is therefore important to analyse the performance of such algorithms with link level models that properly capture the channel conditions and dynamics. Previous research
Dunlop, J., Gozalvez, J.
core  

An Algebraic Coding Scheme for Wireless Relay Networks With Multiple-Antenna Nodes [PDF]

open access: yes, 2006
We consider the problem of coding over a half-duplex wireless relay network where both the transmitter and the receiver have respectively several transmit and receive antennas, whereas each relay is a small device with only a single antenna.
Hassibi, Babak, Oggier, Frédérique
core   +1 more source

Short packet communication in IoT networks: performance analysis

open access: yesJournal of Information and Telecommunication
In this paper, we investigated the block error rate (BLER) performance of a wireless powered communication network (WPCN) employing short packet communication (SPC). In this system, a source node harvests energy from a dedicated power beacon and utilizes
Dinh-Tung Vo   +5 more
doaj   +1 more source

Polar Coded HARQ Scheme with Chase Combining

open access: yes, 2014
A hybrid automatic repeat request scheme with Chase combing (HARQ-CC) of polar codes is proposed. The existing analysis tools of the underlying rate-compatible punctured polar (RCPP) codes for additive white Gaussian noise (AWGN) channels are extended to
Chen, Kai   +3 more
core   +1 more source

Turbo Packet Combining for Broadband Space-Time BICM Hybrid-ARQ Systems with Co-Channel Interference

open access: yes, 2010
In this paper, efficient turbo packet combining for single carrier (SC) broadband multiple-input--multiple-output (MIMO) hybrid--automatic repeat request (ARQ) transmission with unknown co-channel interference (CCI) is studied. We propose a new frequency
Ait-Idir, Tarik   +2 more
core   +3 more sources

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