MAC Architecture for Broadband Satellite Access Systems Tallal O. Elshabrawy In recent years, the telecommunications industry has expanded tremendously. A tendency of integrating various business revenues with the conventional communication systems is becoming more and more popular to achieve global information services. The integration is triggered by increasing demands of costumers to access ...

Abstract Ameliorating and deteriorating products, or, more generally, items that change value over time, present a high sensitiveness to the surrounding environment (e.g., temperature, humidity, light intensity). For this reason, they should be properly stored along supply chain guarantee desired quality consumers. Specifically, ameliorating face an increase in if there are for longer periods, ...

today, every enterprise needs to have its own business model. a business model explains what exactly the costumers want, how they want it and how the company can satisfy them. this can actually leads to the industry's competitive advantages and help the enterprises to revive them. in the late decades the prevalence of e-commerce leads it to be known as a tool to organize the business and s...

This paper presents a new and useful methodology for simultaneous allocation of sectionalizer switches and distributed energy resources (DERs) considering both reliability and supply security aspects. The proposed algorithm defines the proper locations of sectionalizer switching devices in radial distribution networks considering the effect of DER units in the presented cost function and other ...

OBJECTIVES To explore salt content in bread and to evaluate the feasibility of reducing salt contained in 'pan francés' bread. DESIGN The study had two phases. Phase 1, an exploratory phase, involved the estimation of salt contained in bread as well as a triangle taste test to establish the amount of salt to be reduced in 'pan francés' bread without detection by consumers. In Phase 2, a quasi...

Vulnerability to sudden service disruptions due to deliberate sabotage and terrorist attacks is one of the major threats of today. Whereas the design of reliable supply networks has received considerable attention in the last few decades, few authors have addressed the issue of optimizing security investments for existing, but vulnerable, systems. In this paper we consider a simple service/supp...

Due to the ever-growing load, especially peak load, the increase in the capacity of plants is inevitable for the response to this growth. Peak load causes increases in customer costs and vast investments in generating and transmission parts. Therefore, restructuring in the electrical industry, competition in the electrical market and Demand Response Programs (DRPs) are of special importance in ...