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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What is a satellite? A satellite is a small thing orbiting or circling a larger thing. The complete path it follows is called an orbit. The moon is a example of a natural satellite of the earth. Manmade‚ or artificial satellites are placed into orbit by rockets or space shuttles. After World War II‚ the former Soviet Union successfully launched Sputnik I‚ the first artificial satellite in 1951‚ into space. In 1958‚ the United States launched its first artificial satellite Telstar I into orbit.
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Chapter #1-What is Satellite Radio? People all around the world have their favorite radio stations that are preset into car radios‚ flipping between them driving to and from work‚ on errands and around town. The only problem is‚ when traveling too far away from the source station‚ the signal breaks up and fades into static. Most radio signals can only travel about 30 or 40 miles from their source‚ in big market areas. Looking around Canada‚ there are many areas where terrestrial radio is just not
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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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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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What were the main characteristics of the Nazi state in Germany‚ 1933-1939? From the time the Nazis came to power in Germany in 1933 they imposed their ideology on German society. All aspects of society were placed under the control of the Nazis through their policy of co-ordination. Germany officially became known as the Third Reich and Hitler declared that the Third Reich would last for a thousand years. The Nazis used violence and intimidation to impose their policies as they strove to dominate
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Satellite imagery The first images from space were taken on the sub-orbital V-2 rocket flight launched by the U.S. on October 24‚ 1946. Satellite imagery consists of images of Earth or other planets collected by artificial satellites. History[edit] The satellite images were made from pixels. The first crude image taken by the satellite Explorer 6 shows a sunlit area of the Central Pacific Ocean and its cloud cover. The photo was taken when the satellite was about 17‚000 mi (27‚000
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MAIN CHARACTERISTICS OF A MARKETING ORIENTATED ORGANIZATION Marketing-oriented organization is defined to have characteristics as having FOCUS ON CUSTOMERS and the customers are regarded as top of organization chart. Continuous analysis of the marketplace helps them to adapt‚ promote‚ and differentiate their products and service to meet customers’ needs (Enterprise automation group‚ accessed 2009). Through satisfying customers‚ these organizations can get PROFITS. The STRUCTURE of marketing-oriented
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Satellite Towns In 1927 there were approximately 2 billion people on the earth‚ however today our population is almost 6 billion. This huge amount of increase in human population brought crowded metropolitan areas. In order to create planned cities and houses we created satellite towns. These towns also started to be built in our country. Therefore‚ it might be a good idea to consider its advantages and disadvantages. The main advantage of a town with skyscrapers is its modernity. Since we
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What is Internet Banking? “Internet banking” refers to systems that enable bank customers to access accounts and general information on bank products and services through a personal computer (PC) or other intelligent device. Internet banking products and services can include wholesale products for corporate customers as well as retail and fiduciary products for consumers. Ultimately‚ the products and services obtained through Internet banking may mirror products and services offered through
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