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Assessing the impact of DRS signaling in unlicensed indoor coexistence scenarios

Eduardo Baena, Sergio Fortes, Raquel Barco
2020 EURASIP Journal on Wireless Communications and Networking  
Based on this analysis, some DRS signaling modifications are envisaged to additionally enhance the service provision and fairness towards WiFi in these scenarios.  ...  Meanwhile, the effects of the shared channel signaling defined by the standards have been mostly disregarded, particularly for ultra-dense scenarios.  ...  This tool is extensively applied within the field of wireless networks research and development for all kind of analysis.  ... 
doi:10.1186/s13638-020-01834-x fatcat:24q22g5yvvdjhcex7apn2y4bra

Networking and Performance Issues of Personal Mobile Communications

H. Ahmadi, R. Jain, P.J. Kuehn, V.O.K. Li
1997 IEEE Journal on Selected Areas in Communications  
It is well recognized that performance analysis is very helpful in network design and planning. In this issue, we have two papers on performance analysis.  ...  In the paper entitled "Beyond IN and UPT-A Personal Communications Support System Based on TMN Concepts," Eckardt et al. give an overview of a personal communication support system, which is a platform  ... 
doi:10.1109/jsac.1997.622904 fatcat:hsb2ymugcjcknlzlbvlsx3lyqm

Exploiting user profiles to support differentiated services in next-generation wireless networks

V. Pandey, D. Ghosal, B. Mukherjee
2004 IEEE Network  
We identify the design tradeoffs and present performance results for our architecture, which consists of two service classes, namely, (1) a higher-cost profiled service with higher QoS, and (2) a lower-cost  ...  We investigate the design of a differentiated-services architecture which exploits user profiles to maximize the network efficiency and which supports differentiated service classes, each with different  ...  A Quantitative Analysis We have studied the performance of PARMA using detailed simulation experiments.  ... 
doi:10.1109/mnet.2004.1337734 fatcat:lpyxihhatjcdjezbaeywkqkj5m

Ultrasound Sensor-Based Wireless Power Transfer for Low-Power Medical Devices

Mustafa F. Mahmood, Saleem Latteef Mohammed, Sadik Kamel Gharghan
2019 Journal of Low Power Electronics and Applications  
Batteries cannot be used for a long time and require periodic charging or replacement. UPT is a candidate technology for solving this problem.  ...  The heart rate measurements were validated with statistical analysis.  ...  Acknowledgments: The authors would like to thank Electrical Engineering Technical College, Middle Technical University, Baghdad, Iraq, for their support to conduct the experiments.  ... 
doi:10.3390/jlpea9030020 fatcat:c76s6e65xjdcfl7fay56bpwcuu

Throughput Improvement and Its Tradeoff with The Queuing Delay in the Diamond Relay Networks [article]

Qing Wang, Pingyi Fan, Khaled Ben Letaief
2009 arXiv   pre-print
Node cooperation and opportunistic scheduling scheme are two important techniques to improve the performance in wireless scenarios.  ...  Diamond relay channel model, as a basic transmission model, has recently been attracting considerable attention in wireless Ad Hoc networks.  ...  performance of the networks.  ... 
arXiv:0907.1737v1 fatcat:mifsdsusurfpvibz7ix2dg4hcu

Misunderstandings between Cross-cultural Members within Collaborative Engineering Teams

Luminita Maria Gogan, Anca-Diana Popescu, Vasile Duran
2014 Procedia - Social and Behavioral Sciences  
The article presents the misunderstandings analysis occurred in EMIRAcle virtual community, which is caused by the communication between virtual team members and several layers, analyzed.  ...  The proposed model was tested using "Politehnica" University of Timisoara (UPT) involvement in The European Manufacturing and Innovation Research Association a cluster leading excellence, a virtual community  ...  , networking, participation and control.  ... 
doi:10.1016/j.sbspro.2013.12.474 fatcat:fyoxn35albektki4xx6jhdevju

Cascading Multi-Hop Reservation and Transmission in Underwater Acoustic Sensor Networks

Jae-Won Lee, Ho-Shin Cho
2014 Sensors  
The performance of CMRT is evaluated and compared with that of two conventional MAC protocols (multiple-access collision avoidance for underwater (MACA-U) and MACA-U with packet trains (MACA-UPT)).  ...  Consequently, most terrestrial MAC protocols for wireless sensor networks (WSNs) cannot be directly applied in the underwater environment, because they are designed for supporting high data rates with  ...  Acknowledgments This work was supported in part by the Defense Acquisition Program Administration and Agency for Defense Development under the contract, UD130007DD, and in part by Basic Science Research  ... 
doi:10.3390/s141018390 pmid:25275349 pmcid:PMC4239923 fatcat:cx7hmrwwkbhtrh4kde7nnkfyca

Global mobility management by replicated databases in personal communication networks

K.K. Leung, Y. Levy
1997 IEEE Journal on Selected Areas in Communications  
This paper explores the use of replicated databases for management of customer data (e.g., mobility data, call routing logic) in global, intelligent and wireless networks.  ...  Furthermore, if customers update some of their data frequently (such as location data for highly mobile customers in wireless networks) and each call launches multiple queries into the databases, the partial  ...  In order for the network to support the service, it has to rely on the extensive use of databases for call routing and other signaling functions.  ... 
doi:10.1109/49.634796 fatcat:p62wvulgpreyvp7vuqyhrvid34

The Strategy for Implementing Agricultural Extension Based on Cyber Extension in Malang Raya Region, Indonesia

Sabir Sabir, Sugiyanto Sugiyanto, Keppi Sukesi, Yayuk Yuliati
2019 Habitat  
The analysis used to determine strategy priority for implementing agricultural extension used SWOT analysis.  ...  Based on internal analysis (IFAS) and external analysis (EFAS) implied that the position of cyber extension utilization by agricultural extension workers in the Malang Raya Region was in the area of strategy  ...  of cyber extensions is less attractive and the contents are not in accordance with the needs of the field, signals in some places at certain hours are very weak because users exceed capacity (overload  ... 
doi:10.21776/ub.habitat.2019.030.1.2 fatcat:vwjxkk4dwneofnmiv53nzyifb4

Network issues for wireless communications

B. Jabbari, G. Colombo, A. Nakajima, J. Kulkarni
1995 IEEE Communications Magazine  
Analysis of the signaling performance of a mobile network involves the transactions performed among elements of network control, traffic and mobility events, and signaling network architecture.  ...  Handover is related to access. radio resource. and network control and has significant impact o n system capacity and performance.  ... 
doi:10.1109/35.339886 fatcat:2ibr3obtqne2he2uuq7djex3uy

An Index for the Sustainability of Integrated Urban Transport and Logistics: The Case Study of São Paulo

Clara Moreira Senne, Josiane Palma Lima, Fábio Favaretto
2021 Sustainability  
The model was developed through a multi-criteria decision analysis methodology consisting of the application of Analytic Hierarchy Process (AHP) in a system specially developed for remote evaluation of  ...  and integrated transportation.  ...  With the partial results in hand, the ISITransLog is calculated for the selected city, so that the Analysis of Results can be performed.  ... 
doi:10.3390/su132112116 doaj:2db4228c927d460a812252385e5e740a fatcat:wr5dgpae25drddvz6fbpt7tcz4

Impact of user patience on auto-scaling resource capacity for cloud services

Marcos Dias de Assunção, Carlos H. Cardonha, Marco A.S. Netto, Renato L.F. Cunha
2016 Future generations computer systems  
QoS) delivered by a service provider based on the ratio between expected and actual response times for each request.  ...  Auto-scaling algorithms generally take into account aspects such as system load and response time to determine when and by how much a resource pool capacity should be extended or shrunk.  ...  This work has also been supported and partially funded by FINEP / MCTI, under subcontract no. 03.14.0062.00.  ... 
doi:10.1016/j.future.2015.09.001 fatcat:rfj37tpkyfeizflzver4mlileq

A Hybrid Sender- and Receiver-Initiated Protocol Scheme in Underwater Acoustic Sensor Networks

Jae-Won Lee, Ho-Shin Cho
2015 Sensors  
Sensors 2015, 15 28053 Introduction Underwater acoustic sensor networks (UWSNs) comprise variable numbers of sensor nodes, which are deployed to perform a variety range of applications, such as oceanic  ...  Such collisions may severely degrade the performance in terms of throughput and latency.  ...  -W.L. developed the HSR protocol and a custom MATLAB network simulator for simulations, and wrote the manuscript. H.  ... 
doi:10.3390/s151128052 pmid:26556359 pmcid:PMC4701268 fatcat:icie7nxsdvbhhe45pmjmdvwq44

Learning Management for New Students in the New Normal Era

Najmi Wahyuni, Bukman Lian, Alhadi Yan Putra
2022 JMKSP (Jurnal Manajemen, Kepemimpinan, dan Supervisi Pendidikan)  
This qualitative study examines how new students' learning is managed in the new normal era at UPT SMK Negeri 3 Muara Enim using a network infrastructure and few face-to-face encounters.  ...  if not supported by all school members, because there are many limitations that come from schools, teachers, and students. student.  ...  Other policies and programs implemented during the Covid-19 pandemic included internet data quota assistance, flexibility in the use of BOS funds, allocation of Affirmation BOS and Performance BOS for  ... 
doi:10.31851/jmksp.v7i2.7574 fatcat:gjn43lmgazgq3bsplod5rbhafi

Molecular and morphological data of the freshwater fish Glandulocauda melanopleura (Characiformes: Characidae) provide evidences of river captures and local differentiation in the Brazilian Atlantic Forest

Priscila Camelier, Naércio Aquino Menezes, Guilherme José Costa-Silva, Claudio Oliveira, Wolfgang Arthofer
2018 PLoS ONE  
A random tree was used as a starting tree for the MCMC searches and eight chains were run simultaneously. The above analysis was performed twice in the CIPRES portal.  ...  a strong population genetic structure within this species, with two clades-(UPT, ITA) and GUA-well supported.  ... 
doi:10.1371/journal.pone.0194247 pmid:29579069 pmcid:PMC5868800 fatcat:j2r2ssrrwvewdnkq6d6tsfdodq
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