Results 21 to 30 of about 2,120,304 (301)

Power Amplifier Energy Efficiency Enhancement via Adaptive Polarization-QAM Modulation Scheme in OFDM Systems

open access: yesIEEE Access, 2017
In this paper, an adaptive polarization-QAM modulation (APQAM) scheme is proposed to improve the power amplifier (PA) energy efficiency (EE) in orthogonal frequency division multiplexing (OFDM) systems.
Shulun Zhao   +3 more
doaj   +1 more source

Reflective Architectures for Adaptive Information Systems [PDF]

open access: yes, 2003
Nowadays the anytime/anywhere/anyone paradigm is becoming very important and new applications are being developed in many contexts. The possibility of using applications along a wide range of devices, networks, and protocols raises new problems related to delivery of services.
MAURINO, ANDREA   +2 more
openaire   +2 more sources

Model-based Information Security Management Systems Architecture

open access: yes, 2023
The representation of the architecture of an information security management system has been investigated. The peculiarities of how the organization, as an environment, influences its key concepts and properties have been demonstrated. This influence is reflected in the elements of connections, principles, and the evolution of the information security ...
Tsurkan, Vasyl   +3 more
openaire   +2 more sources

The Impacts of Weak Links on Routing Process in Large Scale Multi-Hop Networks

open access: yesIEEE Access, 2017
In wireless multi-hop networks, especially large scale wireless multi-hop networks, the feasibility of routing strategies is of vital significance.
Liao Wenxing   +3 more
doaj   +1 more source

Mobility patterns consideration of educational facilities distribution model formulation in Southeast Malang Regional development plan

open access: yesARTEKS : Jurnal Teknik Arsitektur, 2022
Regional disparities, and urban sprawl, will cause inequality in mobility between regions—one of the causes of the uneven distribution of educational facilities. The study of mobility patterns provides an overview of student movement patterns from and to
Respati Wikantiyoso   +3 more
doaj   +1 more source

Information systems modelling based on graph-theoretic background

open access: yesJournal of Information and Telecommunication, 2018
The recent tendency in analysis and design of information systems is that the emphasis is placed on the documents that are ubiquitous around information systems and organizations.
B. Molnár, A. Béleczki, A. Benczúr
doaj   +1 more source

Locust-inspired vision system on chip architecture for collision detection in automotive applications [PDF]

open access: yes, 2006
This paper describes a programmable digital computing architecture dedicated to process information in accordance to the organization and operating principles of the four-layer neuron structure encountered at the visual system of Locusts.
Carranza González, Luis   +6 more
core   +1 more source

Exploiting Polarization for System Capacity Maximization in Ultra-Dense Small Cell Networks

open access: yesIEEE Access, 2017
Ultra-dense deployment of small cell networks is widely regarded as a key role to meet the increasing demand for huge capacity of wireless communication systems.
Shuo Chen, Zhimin Zeng, Caili Guo
doaj   +1 more source

Reference Architecture for Blockchain-Native Distributed Information System

open access: yesIEEE Access, 2023
The blockchain paradigm and its application of Distributed Ledger Technology (DLT) are now enabling technologies for the worldwide development of trustworthy and decentralized solutions.
Itzhak Aviv   +3 more
doaj   +1 more source

The European Declarative System, Database, and Languages [PDF]

open access: yes, 1990
The EP2025 EDS project develops a highly parallel information server that supports established high-value interfaces. We describe the motivation for the project, the architecture of the system, and the design and application of its database and language ...
ECRC   +6 more
core   +1 more source

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