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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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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Unit two: Principles of providing administrative services Section 1 – Understand how to make and receive telephone calls 1. Complete the table below with descriptions of at least two different features of a telephone system and how / when they would be used. Feature | How / when used | 1. Answer phone | This is usually accessed by pressing the number 1. It enables you to access messages left to you by others | 2. Conference calls | This makes it possible to speak to more than one person
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| Question #1 - Suppose the new-car deal is consummated‚ with the repaired used car being retailed for $7‚100‚ the repairs costing Shuman $1‚594. Assume that all sales personnel are on salary (no commissions) and that general overhead costs are fixed. What is the dealership incremental gross profit on the total transaction (i.e.‚ new and repaired-used cars sold)? Answer |Sales Revenue | | | Sales of new car
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Setting a price for a service or product can be very difficult. Patients are now checking to see prices on certain non-emergent services before having them performed. Patients also check prices on medications before they have prescriptions filled. What are the different methods and seven steps for setting an initial price for a product or service? There is much dissatisfaction with the prices of health care services. Consumers face rising co-payments and deductibles‚ employers are feeling the pinch
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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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Level 2 Certificate in Principles of Business and Administration (QCF) QCF [ 600/3451/8] Unit: Principles of providing administrative services (level 2) [R/601/7639] Learning Outcome 1: Understand how to make and receive telephone calls 01.01 Describe the different features of telephone systems and how to use them. Call holding is where you place a caller on hold whilst you complete another task. This could be to locate paperwork‚ look up the caller’s details and information before speaking
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delivered to wrong person‚ inefficient service being delivered‚ payment being lost (incoming and outgoing)‚ materials / parts not being delivered on time‚ dissatisfied customer / supplier which could leave poor image about the organization. Hence making sure that mails are delivered to correct person as soon as possible is vital within a business. 2. Complete the table below with the following information: • At least two examples of internal mail services that are available to organisations
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external organization to help us develop part of our service‚ what would that be called? Q2. Can you name a risk that might occur whilst designing a service? Q3. Can you name 3 types of SLA? Q4. In your opinion‚ what should an SLA contain? Q5. Why would you use SACM? Q6. What is an OLA? Q7. Why do we need CSFs? Q8. When would we create a Service Design Package? Q9. What type of information would you store in the Service Catalogue? Q10. Can you give an example of a policy
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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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