Results 11 to 20 of about 11,108 (198)

Multiple-Access Interference and Multipath Influence Mitigation for Multicarrier Code-Division Multiple-Access Signals

open access: yesIEEE Access, 2020
Sidelobe raising, caused by multipath and multiple-access interference (MAI), hinders the signal detection and time-delay estimation of multicarrier code-division multiple-access (MC-CDMA) signals, which are crucial for localization and tracking ...
Yuyao Shen, Ying Xu
doaj   +1 more source

Timestamp Estimation in P802.15.4z Amendment

open access: yesSensors, 2020
Due to the known issue that the ranging in the 802.15.4™-2015 standard is prone to external attacks, the enhanced impulse radio (EiR), a new amendment still under development, advances the secure ranging protocol by encryption of physical layer (PHY ...
Ioan Domuta   +3 more
doaj   +1 more source

Energy-Efficient and Disjoint Multipath Using Face Routing in Wireless Sensor Networks

open access: yesEnergies, 2021
In WSNs, multipath is well-known as a method to improve the reliability of packet delivery by making multiple routes from a source node to a destination node.
Hyunchong Cho   +3 more
doaj   +1 more source

An ant colony genetic fusion routing algorithm based on soft define network

open access: yesIET Networks, EarlyView., 2022
Abstract Aiming at the problem that there are many paths in data forwarding in soft define network (SDN) network, and the optimal path is difficult to find, combined with the advantages of ant colony algorithm and Genetic algorithm (GA), a routing control strategy based on the ant colony genetic fusion algorithm is proposed.
Kaixin Zhao, Yong Wei, Yang Zhang
wiley   +1 more source

Performance of Flow Allocation with Successive Interference Cancelation for Random Access WMNs

open access: yesApplied Sciences, 2022
In this study, we explore the gain that can be achieved by jointly allocating flow on multiple paths and applying successive interference cancelation (SIC), for random access wireless mesh networks with multi-packet reception capabilities.
Manolis Ploumidis   +2 more
doaj   +1 more source

Multipath Spanners [PDF]

open access: yes, 2010
This paper concerns graph spanners that approximate multipaths between pair of vertices of an undirected graphs with $n$ vertices. Classically, a spanner $H$ of stretch $s$ for a graph $G$ is a spanning subgraph such that the distance in $H$ between any two vertices is at most $s$ times the distance in $G$.
Gavoille, Cyril   +2 more
openaire   +2 more sources

The method of intelligent wireless sensor to improve the water permeability of permeable asphalt concrete pavement

open access: yesIET Networks, EarlyView., 2022
Abstract This research aims to study the intelligent wireless sensor to improve the water permeability of permeable asphalt concrete pavement. The water permeability of pavement is extremely important for the traffic environment. This study first briefly introduces the background and significance analysis, and then exemplifies the deployment algorithm ...
Xingmei Zhang, Cong Xu, Qi Lei
wiley   +1 more source

Nonlinear Regression-Based GNSS Multipath Modelling in Deep Urban Area

open access: yesMathematics, 2022
As the necessity of location information closely related to everyday life has increased, the use of global navigation satellite systems (GNSS) has gradually increased in populated urban areas.
Yongjun Lee, Byungwoon Park
doaj   +1 more source

A Novel Single Differencing Measurement for Multipath Detection

open access: yesRemote Sensing, 2023
Increased global dependence on Global Navigation Satellite Systems (GNSSs) has resulted in a high demand for greater precision and reliable measurements from GNSS receivers. The multipath problem is the single largest source of errors in modernised GNSSs.
Matthew Alcock, Paul Blunt
doaj   +1 more source

Multipath TCP in LTE Networks

open access: yesAdvances in Electrical and Electronic Engineering, 2014
The results of experiments with Multipath TCP (Multipath Transmission Control Protocol) in LTE (3GPP Long Term Evolution) networks are presented. Our results show increased resiliency and availability of network Multipath TCP connection.
Ondrej Vondrous   +2 more
doaj   +1 more source

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