Channel Models A Tutorial 1 V1.0 February 21‚ 2007 Please send comments/corrections/feedback to Raj Jain‚ jain@acm.org Please send comments to jain@acm.org 1 This work was sponsored in part by WiMAX Forum. Channel Models: A Tutorial 2 V1 Created on 2/21/2007 TABLE CONTENTS CHANNEL MODELS: A TUTORIAL..................................................................................................................................3 CHANNEL MODELS: A TUTORIAL.....................
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MMAC: A Mobility-Adaptive‚ Collision-Free MAC Protocol for Wireless Sensor Networks Muneeb Ali‚ Tashfeen Suleman‚ and Zartash Afzal Uzmi Computer Science Department‚ LUMS {muneeb‚tashfeens‚zartash}@lums.edu.pk Abstract Mobility in wireless sensor networks poses unique challenges to the medium access control (MAC) protocol design. Previous MAC protocols for sensor networks assume static sensor nodes and focus on energyefficiency. In this paper‚ we present a mobilityadaptive‚ collision-free medium
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science LUM Ultrafine Vertical Roller Mill is absorbing‚ and get better to worse‚ the disc-shaped disc‚ tire-shaped roller‚ rollers‚ rollers alone as a whole outside the pressurized and can be lifted out of a roll or mill‚ introduction of adjustable speed in separator-Static separators. Led LM vertical grinding with to more integrated innovation material adaptability‚ stable running‚ low noise‚ low wear‚ low power consumption‚ easy operation‚ reliable control‚ ease of maintenance‚ the advantages
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(I) INTRODUCTION A channel of distribution or trade channel is defined as the path or route along which goods move from producers or manufacturers to ultimate consumers or industrial users. In other words‚ it is a distribution network through which producer puts his products in the market and passes it to the actual users. This channel consists of :- producers‚ consumers or users and the various middlemen like wholesalers‚ selling agents and retailers(dealers) who intervene between the producers
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If I could turn the tide against poaching I would request for the government to try and take down all the black markets in the country. I would build a fence‚ask for more government help‚and put up more surveillance to save Asian and African Elephants from going extinct. Putting guard towers would increase protection of the homeland of the elephants. Putting around the clock guards at these towers will keep poachers from entering the grasslands. All the towers are approximately 2.5 miles apart to
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success of clothes retailing is how the company use their distribution channel decision and strategies. This essay will study on Hennes & Mauritz’s (H&M) ‚ the Swedish-owned globally famous fashion retailing and research on how they deal and rely on their distribution channel partners. Unlike their competitors such as Uniqlo‚ Forever21‚ ZARA or GAP ‚H&M has implemented a unique and efficient distribution channel strategy to increase their level of competitiveness and cost effectiveness
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CHAPTER 8 Distribution Channels and Logistics Management Objective: examining the nature and role of the channels in attracting and satisfying customers The Nature of Distribution Channels • Distribution channels are intermediaries used by the producers to bring their products to the market. • Why? Because the use of intermediaries bring greater efficiency in making goods available to target markets. In other words‚ they match the supply with the demand. • Most important benefit of using intermediaries
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time so that entrepreneurs and investors alike can measure the fiscal performance of the company. This article looks at vertical analysis as one method of analyzing financial statements. Vertical Analysis of the Financial Statements Vertical analysis compares different categories of the financial statements. The comparison is usually within the same accounting period. Vertical analysis doesn’t normally integrate different financial statements. In other words‚ comparison is made between different
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1.1 GENERAL INTRODUCTION Diabetes mellitus‚ often simply referred to as diabetes‚ is a group of metabolic diseases in which a person has high blood sugar‚ either because the body does not produce enough insulin‚ or because cells do not respond to the insulin that is produced. It is a serious‚ lifelong condition. The three main types of diabetes are: Type 1 diabetes results from the body’s failure to produce insulin‚ and presently requires the person to inject insulin. Type 2 diabetes
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Energy of flow in Open Channels Experiment Lecture’s: Dr Robin Wakelin Group Number: 1 Group Members: Omar Abo Madyan‚ Blain Davis‚ Joshua James‚ Alisa Magar‚ Christopher Peckham‚ Tun Soe (15% of module mark) Submission deadline: 12am‚ Monday‚ 28th/January/2013 Student name: Omar Abo Madyan Student ID: 1114107 Abstract The experiment conducted was in order to find the relationship between the specific energy and the depth in an open channel flowing through an undershot
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