ieee 802.11e standard is proposed to support quality of service (qos) in wireless local area networks (wlans). the distributed access method of 802.11e, enhanced distributed channel access (edca), prioritizes traffic generated by delay-sensitive applications by increasing probability to access medium for this type of traffic. edca resets the contention window (cw) of mobile stations to a minimu...

the study of ngos network function as facilitator in enviropreneurship development in iranian environmental ngos was the main aim of this research that conducted as a casual model method. the statistical sample was 51 environmental ngos in iran that selected randomly. questionnaire research instrument was to measure the studied structures. content validity by panel study confirmed. to determine...

a rain gauge network should serve general as well as specific purposes such as water supply, hydropowergeneration, flood forecasting, irrigation, and flood control. the level of accuracy a network can achieve depends onthe number and locations of gauges in the network. in this study, a rain gauge network was designed for hormozganprovince in the south of iran. monthly rainfall totals from 124 r...

Previous allocation rules for network games, such as the Myerson Value, implicitly or explicitly take the network structure as fixed. In many situations, however, the network structure can be altered by players. This means that the value of alternative network structures (not just sub-networks) can and should influence the allocation of value among players on any given network structure. I pres...

Value chain deconstruction and reconfiguration into new value constellations is a phenomenon impacting many industry sectors. An important strategic issue therefore is the creation and analysis of new networked business models that cut across a variety of enterprise and market actors. In this paper we take up this issue from a design perspective, and consider the construction of networked busin...

background global health partnerships have grown rapidly in number and scope, yet there has been less emphasis on their evaluation. gavi, the vaccine alliance, is one such public-private partnership; in gavi-eligible countries partnerships are dynamic networks of immunization actors who work together to support all stages and aspects of gavi support. this paper describes a conceptual framework ...