SATELLITE COMMUNICATIONS SATELLITE COMMUNICATIONS - AN OVERVIEW INTRODUCTION The outer space has always fascinated people on the earth and communication through space evolved as an offshoot of ideas for space travel. The earliest idea of using artificial satellites for communications is found in a science fiction Brick Moon by Edward Evert Hale‚ published in 1869-70. While the early fictional accounts of satellite and space communications bear little resemblance to the technology as it exists
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Radio Broadcasting is familiar to everyone. We are all familiar with the simple task of turning on the radio‚ tuning to our favorite station and listening to news‚ traffic reports‚ weather forecasts‚ music and other programs. Radio broadcasting is defined as using radio waves to send transmissions to a large audience‚ who will listen to the transmission through a radio. The definition of radio broadcasting can be expanded by examining radio waves‚ radio transmitters and receivers.
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3. In the recent report by the Scottish Broadcasting Commission‚ the chair Blair Jenkins said “Broadcasting is important to the economic‚ cultural and democratic health of the nation. At its best‚ it has a unique power and impact which can enrich our imagination and our thinking‚ and our space to share‚ discuss and challenge as a society.” But ITV has also recently said that the costs of such Public Service Broadcasting (PSB) outweigh the benefits and have asked Ofcom to reduce their PSB commitments
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INTRODUCTION For three decades‚ satellite communications have been used for public switched telephone network (PSTN) and video broadcasting applications. However‚ with daily technology advancements made in society and the requirement for global data connectivity‚ satellites are increasingly being used to provide data communication links at all data rates ranging from 64 Kbps to 155 Mbps (Buchsbaum). Wireless technology allows data to be sent out into space to a satellite and back to earth to provide
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for girls. The following summer‚ a New York Times documentary was filmed about her life as the Pakistani military intervened in the region‚ culminating in the Second Battle of Swat. Yousafzai rose in prominence‚ giving interviews in print and on television‚ and she was nominated for the International Children’s Peace Prize by South African activist Desmond Tutu. On 9 October 2012‚ Yousafzai was shot in the head and neck in an assassination attempt by Taliban gunmen while returning home on a school
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Radio broadcasting | This article includes a list of references‚ but its sources remain unclear because it has insufficient inline citations. Please help to improve this article by introducing more precise citations. (November 2008) | | The examples and perspective in this article deal primarily with the United States and do not represent a worldwide viewof the subject. Please improve this article and discuss the issue on the talk page. (December 2010) | Long wave radio broadcasting station
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Sirius Satellite Radio Inc (initially called Satellite CD Radio) was one of the two initial players in the satellite radio industry created by two passionate guys David Margolese and Robert Brckman back in 1997 in Canada. The second player in the industry was XM Radio‚ backed by AMS Corp.‚ and Hughes Electronic (a subsidiary of GM). Market situation for both companies was similar‚ but Sirius somehow fell a few steps behind XM Radio‚ therefore I will analyze in particular problems of and opportunities
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Satellite Telecommunications Network and Telecommunications Concepts 360 September 11‚ 2005 Table of Contents Introduction Satellite Communications History Sputnik Changed Everything America ’s Response Future Trends in Satellite Communications GEO vs. LEO Bent-Pipe Satellite Relay vs. the Switch in the Sky Companies Involved in Satellite Communications Regulatory Issues in Satellite Communications Global implications for the
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Subject : Introduction to satellite (SCM01D4) Introduction Eclipses can only occur when the Sun‚ Earth‚ and Moon are all in a straight line. Solar occur at new moon‚ when the Moon is between the Sun and Earth and in contrast‚ lunar eclipses occur at full moon‚ when Earth is between the Sun and Moon. The apparent size of the Moon is roughly the same as that of the Sun‚ with both being viewed at close
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FM Radio Broadcasting Industry - India December 2009 Executive Summary Market Radio stations generated a revenue of INR 8 bn in 2008 ; expected to reach INR 18 bn by 2012 Share of radio advertising was 3.3 % in 2008; expected to reach 4% in 2012 Most stations use same level of genre of content with little or no differentiation There are over 240 radio stations beaming across over 90 cities in India Drivers: Drivers & Challenges Trends Competition – – – – – – Challenges:
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