Satellite communication‚ in telecommunications‚ is the use of artificial satellites to provide communication links between various points on Earth. Satellite communications play a vital role in the global telecommunications system. Approximately 2‚000 artificial satellites orbiting Earth relay analog and digital signals carrying voice‚ video‚ and data to and from one or many locations worldwide. Satellite communication has two main components: the ground segment‚ which consists of fixed or mobile
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1 SATELLITE COMMUNICATION – AN INTRODUCTION Contents 1.1 Introduction 1.2 Basics 1.3 Applications of Satellites o Weather Forecasting o Radio and TV Broadcast o Military o Navigation o Global Telephone o Connecting Remote Areas o Global Mobile Communication 1.4 Frequency Allocation of Satellites 1.5 Types of Orbits o GEO o LEO o MEO o Sun Synchronous Orbit o Hohmann Transfer Orbit o Prograde Orbit o Retrograde Orbit o Polar Orbits 1.6 Examples o INTELSAT o U.S. Domsats o Polar Orbiting Satellites
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History of television broadcasting 1950s During the 1950s‚ the University of Santo Tomas and Feati University were experimenting with television. UST demonstrated its home-made receiver‚ while Feati opened an experimental television station two years later. On October 23‚ 1953‚ the Alto Broadcasting System (ABS)‚ the forerunner of ABS-CBN‚ made its first telecast as DZAQ-TV Channel 3. The ABS offices were then located along Roxas Blvd. ABS was owned by Antonio Quirino‚ brother of former president
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EXECUTIVE SUMMARY This report focuses on the subscription-based television market in Malaysia‚ which is currently an effective monopoly market with ASTRO at its forefront. The background of the market and ASTRO is briefly discussed. The main body of the report comprises of the current and potential application of microeconomic concepts‚ tools and approaches by ASTRO in relation to its role as a monopoly firm in this market. Particular attention is paid to overall market structure‚ impact of
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Satellite Communication Engineering Michael O. Kolawole Jolade Pty. Ltd. Melbourne‚ Australia Marcel Dekker‚ Inc. TM New York • Basel Copyright © 2002 by Marcel Dekker‚ Inc. All Rights Reserved. ISBN: 0-8247-0777-X This book is printed on acid-free paper. Headquarters Marcel Dekker‚ Inc. 270 Madison Avenue‚ New York‚ NY 10016 tel: 212-696-9000; fax: 212-685-4540 Eastern Hemisphere Distribution Marcel Dekker AG Hutgasse 4‚ Postfach 812‚ CH-4001 Basel‚ Switzerland tel: 41-61-261-8482; fax: 41-61-261-8896
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Olivia Wilcox History Of Broadcasting Professor Hamilton 2 October 2012 Albiniak‚ Paige. "No Stopping Till Everyone ’Likes’ Katie." Broadcasting & Cable 142.33 (2012): 23-. ABI/INFORM Complete; ProQuest Research Library. Web. 3 Oct. 2012. In an article called “No Stopping Till Everyone ‘Likes’ Katie” on August 20‚ 2012 is based on the new Disney- ABC’s talk show‚ Katie. ABC is using the tools of technology and the wealth of social media to promote Katie Couric’s new talk show. All of
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History of Satellite Communications The first idea of satellite communication came from an article in 1945 named Wireless World‚ where Author C. Clarke described the use of manned satellites in 24 hour orbits to distribute television programs. However‚ the first person to carefully evaluate the technical and financial aspects of such a venture was John R. Pierce of Bell Telephone Laboratories (Whalen‚ n.d.). In a 1954 speech and 1955 article‚ Pierce described the usefulness of a communications
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Artificial satellites are those put into orbit by man. Equipment on a satellite is hardened to survive in the radiation and vacuum of space. Since there is no air in space and therefore no air resistance‚ satellites come in many shapes and sizes. Types of Satellites and their Uses We use satellites for different purposes and all satellites can be placed in one of the following categories: Communications Satellites Distribution of television and audio signals‚ and telephone connections via satellite
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India has launched 74 artificial satellites in space .Here are some of them- Aryabhatta It was indias first satellite.It was launched by the Soviet Union on 19 April 1975[1] from Kapustin Yar using a Kosmos-3M launch vehicle. It was built by the Indian Space Research Organisation (ISRO) The launch came from an agreement between India and the Soviet Union directed by U.R. Rao and signed in 1972. It allowed the USSR to use India ports for tracking
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Broadcasting speech Good morning and thank you for listening to w-meg 87.9 fm. I’m Caitlin Sholar For international news… Egypt’s President Mohammed Morsi called for a national dialogue to solve the current political crisis during a live televised address to the nation Thursday. His comments follow overnight clashes between his supporters and opposition protesters outside the presidential palace in Cairo‚ which claimed the lives of at least six people and left hundreds more wounded. For national
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