Communications with Applications to (B)3G and 4G Systems ─ Introduction © J. Ylitalo & M. Juntti‚ University of Oulu‚ Dept. Electrical and Inform. Eng.‚ Centre for Wireless Communications (CWC) 1 Introduction • Short historical note • Advantages of multi-antenna techniques • Adaptive antennas – - Beamforming: spatial focusing of correlated signals – - Rx/Tx diversity: combining of decorrelated signals – - MIMO: increasing spectral efficiency/ data rates • Simple example: SINR improvement • Definition
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systems. . According to Piush Verma [16]‚ transformers are static electromagnetic devices consisting of two or more windings which are linked with a common magnetic field used for the distribution of electrical power from one voltage level to another. Some of the main parts of the transformer are; the windings‚ tank and insulation (solid or liquid). Transformers normally have an operating temperature range of 60-90oC and an operation lifetime of 40 years [8]. These service temperatures cause gradual
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A computer is a general purpose device that can be programmed to carry out a set of arithmetic or logical operations. There are many types of computers that we are using now like personal computers (desktop)‚ mobile computers and mobile devices‚ game consoles‚ servers‚ mainframes‚ supercomputers‚ and embedded computers [1]. Since a sequence of operations can be readily changed‚ the computer can solve more than one kind of problem[2]. Every day‚ people around the world rely on different kinds of computers
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ADVANTAGES AND DISADVANTAGES OF USING INTERNET In the history of mankind‚ the Internet is the greatest development in the domain of communication industry. Internet has tremendous potential and a lot to offer in terms of services. We can notice advantages and disadvantages of using Internet. In the beginning we can indicate some advantages. At first‚ Internet is a source of information. There is a huge amount of information available on the Internet for just about every subject known to man‚
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HUMAN COMPUTER INTERACTION PROJECT User Evaluation Technique using MPS Deliverable 2 Project Title “User Evaluation Technique using MPS” Abstract This report caters the idea of providing the wide background study on existing m-payment systems and suggesting the most reliable and authentic platform for safe e-commerce‚ m-commerce businesses. Mobile Payment system (MPS) is advancing technology which is successfully fulfilling the needs of business to consumer market. It’s a famous
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The most important advantage of using a credit card is convenient. People can use credit card buy anything everywhere. For example‚ supermarket‚ drug store‚ clothes store‚ shopping center‚ restaurant….all general place are accepted a credit card. Moreover‚ people can remote purchase any products that they want‚ for it enables people to purchase products and services remotely via the internet or phone. When people using a credit card shopping by telephone or in the Internet can speed delivery and
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information is not true. For example‚ when I have to find some information about protein‚ I search it on Google and there are a large number of websites with the same information‚ even some of them provide the wrong one which is completely different from my textbook. Besides‚ when surfing the Internet‚ people often worry about personal information leaking‚ spam or junk mail. For instance‚ you want to buy some goods online‚ you have to provide some of your information to the website so that they can
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Advantages and disadvantages of using Internet. Nowadays almost everyone in the world have had a contact with computers. A great part of them has been using international computer’s net known as Internet. I think using internet has more advantages then disadvantages. First of all‚ Internet provides access to a lot of information. Some of them are very useful in your job other helps in your hobby. Searching the net with Google‚ you can find everything you want. You can also do shopping using Internet
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Educational Advantages of Using Internet Mr. K.V.Deore PVDT College of Education for womens‚ SNDT women’s University‚ Mumbai-20‚ Maharashtra‚ India. Abstract Internet is defined as a collection of various services and resources. Although‚ many people still think e-mail and World Wide Web as the principle constituents of Internet‚ there is a lot more in store than e-mail‚ chat rooms‚ celebrity web sites and search engines. Internet makes more easy to teach nay content using LCD player it
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Advantages of computers: Increases speed of computing and processing information in any other way. People can use sophisticated statistical and mathematical tools for decision making and further purposes without learning in details the algorithms used for computing. This way people can use much more sophisticated analytical tools that would have been possible with only manual information processing. Computers can store large volumes of information without occupying too much space‚ as is in the
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