1.0 Introduction A computer network is a group of interconnected computers. Networks may be classified according to a wide variety of characteristics. This article provides a general overview of some types and categories and also presents the basic components of a network. Computer network is a collection of computers and devices connected to each other. The network allows computers to communicate with each other and share resources and information. The Advanced Research Projects Agency
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analog similar to a fixed line telephone. When second generation came along transmission shifted to digital‚ not only can 2G transmit and receive voice but it can also transmit and receive data. ii. Data - to meet consumer data needs 3G was introduced offering higher transfer rates paying the way for multimedia apps. 4G is now the current network offering 10 or more times the rate of 3G which can
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Question #1 (a)Requirements for 4G & challenges: 4G is fourth generation standard for mobile phones and telecommunication. It is preceded by 3G. 4G designer has been facing some technical challenges against the requirements. Yes‚ 4G can meet all requirements if designer overcome the challenges. Data in 4G traffic is centric‚ data traffic channel increase instead of voice traffic channels. In wireless link user demand for services with the implementation of Asymmetric Digital Subscriber Line
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1 About Bharthi Airtel: Bharti Airtel Limited is an Indian multinational telecommunications Services Company headquartered in New Delhi‚ India. It operates in 20 countries across South Asia‚ Africa‚ and the Channel Islands. Airtel provides GSM‚ 3G and 4G LTE mobile services‚ fixed line broadband and voice services depending upon the country of operation. It is the largest cellular service provider in India‚ with 225 million subscribers as of August 2013. Airtel is the largest mobile operator in South
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claims that the iPhone 4S will deliver 8 hours of 3G talk time‚ but users claim its battery span is 6 hours‚ 14 minutes. When discussing cameras‚ the Apple iPhone 4s remains the best phone‚ but the HTC Evolution 3D‚ Samsung Galaxy SII (Sprint’s Epic Touch 4G version) finish right on its heels. The T-Mobile MyTough 4G Slide is impressive‚ but not more than the HTC Amaze 4G. Video quality is an entirely different story. The T-Mobile MyTouch 4G Slide goes from one of the best to worst‚ while the
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Medium formulation is an essential stage in the design of fermentation process. Most fermentation media require liquid media‚ although some solid-substrate fermentations are also operated. Fermentation media must satisfy all the nutritional requirements of the microorganisms and fulfill the technical objectives of the process. There are several stages where media are required in a fermentation process; inoculum (starter culture)‚ propagation steps‚ pilot-scale fermentations and the main production
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remained relatively stable since the RTI reported in 2002‚ in contrast with the supply of fixed voice and broadband services. However‚ the availability of higher bandwidth and value-added services has increased with the roll-out of third-generation (3G) networks and with upgrades to existing global system for mobiles (GSM) and code division multiple access (CDMA) mobile networks. Yet despite the availability of these services to a large proportion of the population‚ the market for mobile data is still
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References: http://www.abiforums.com/event/4G-Networks%3A-LTE-%2526-WiMAX/related-research http://stakeholders.ofcom.org.uk/binaries/consultations/award-800mhz/statement/spectrum-value.pdf http://www.worshipdigital.co.uk/blog/4g-and-the-uks-economic-recovery/ Conclusion Bibliography
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Investigating Question: Does the concentration of salt in the water‚ affects the germination of the seed? Purpose: To see if the salinity of the water affects the germination of the seed‚ before its put into the soil. Back Ground Information: Seed germination is the sprouting or growth of a seed into the start of a plant. When environmental factors such as moisture‚ temperature‚ oxygen‚ and sometimes light are appropriate‚ a viable seed will begin to germinate. Salinity (salt-affected)
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between Orange and T-mobile the first parent brand was named as Everything Everywhere‚ which was eventually changed to EE. The parent company has given up the idea of terminating Orange and T-mobile‚ and is instead following a safe model of offering 4G services through the EE brand. However‚ this also means that an impediment in the growth of a premium brand like Orange has been established and if customers want further growth in the technology /bandwidth they require then they would have to move
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