Results 1 to 10 of about 135,125 (299)

Cognitive radio network in vehicular ad hoc network (VANET): A survey

open access: yesCogent Engineering, 2016
Cognitive radio network and vehicular ad hoc network (VANET) are recent emerging concepts in wireless networking. Cognitive radio network obtains knowledge of its operational geographical environment to manage sharing of spectrum between primary and ...
Joanne Mun-Yee Lim   +3 more
doaj   +2 more sources

SMART PHOTONIC GUIDANCE SYSTEM FOR ROAD SAFETY [PDF]

open access: yesTransport Problems, 2020
Despite therapid and continuous progress in the constructionofvehicles and accompanying improving road infrastructure,the road safety issue remains very serious.
Dariusz LITWIN   +6 more
doaj   +1 more source

Analysis of the poverty alleviation status of farmers’ cooperatives in Lianghe County, Yunnan Province [PDF]

open access: yesE3S Web of Conferences, 2021
This paper analyzes the poverty alleviation status of cooperatives in Lianghe County, Yunnan Province as an example, first introduces the poverty alleviation situation of Lianghe County, followed by a statistical analysis of the basic situation of ...
Huimin Shao   +3 more
doaj   +1 more source

Calculations and measurements of torque and inductance of switched reluctance motors with laminated and composite magnetic cores [PDF]

open access: yesArchives of Electrical Engineering, 2022
The performance of drives with switched reluctance motors (SRMs) depends on magnetic materials used in their construction which influence static parameters such as inductance and electromagnetic torque profiles.
Marek Przybylski
doaj   +1 more source

Modeling Radio Networks [PDF]

open access: yesDistributed Computing, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Newport, Calvin Charles   +1 more
openaire   +4 more sources

The Influence of Feminist Movements on the Change of Female Images in Film and Television Dramas: Based on the Theory of Semiotics [PDF]

open access: yesSHS Web of Conferences, 2023
Semiotics mainly studies the role of symbols in signals, language, culture, human behavior, and social mechanisms. Based on the semiotic theory of female images, this article explores the relationship between feminist ideas and female appearance ...
Zhou Yuhan   +3 more
doaj   +1 more source

Cognitive radio networks [PDF]

open access: yesIEEE Signal Processing Magazine, 2008
In recent years, the development of intelligent, adaptive wireless devices called cognitive radios, together with the introduction of secondary spectrum licensing, has led to a new paradigm in communications: cognitive networks. Cognitive networks are wireless networks that consist of several types of users: often a primary user (the primary license ...
Natasha Devroye, Mai Vu, Vahid Tarokh
openaire   +1 more source

UTC Synchronized Signal Generation for Synchrophasors and Sampled Values Measurements

open access: yesEnergies, 2022
This article describes two methods and circuits for generation of a signal synchronized to the Coordinated Universal Time (UTC) time scale. The signal is used as a sampling clock for a synchrophasor and Sampled Values generation.
Karol Makowiecki   +3 more
doaj   +1 more source

Application of multimedia services in the broadband environment to improve logistic needs of the army [PDF]

open access: yesVojnotehnički Glasnik, 2012
The paper analyzes the flow of some multimedia services, and points to the possibility of applying some of the services in the broadband environment to improve the logistic needs of the army.
Radiša R. Stefanović
doaj   +1 more source

Base Station Energy Use in Dense Urban and Suburban Areas

open access: yesIEEE Access, 2023
Growing energy consumption is a global problem. The information and communications technology (ICT) industry is in a critical role as an enabler of energy savings in other sectors.
Jari Huttunen   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy