Satellite Communications Physics

About this eBook

Editor

Foster, R. M. (Ronald Martin), 1896-1998

Credits

Produced by Stephen Hutcheson and the Online Distributed Proofreading Team at www.pgdp.net

Language

English

LoC Class

TK: Technology: Electrical, Electronics and Nuclear engineering

Subject

Artificial satellites in telecommunication

Category

Text

Project Gutenberg

eBook-No. 62886

Release Date

August 9, 2020

Copyright

Public domain in the USA.

Contents

1. 1.Satellite Communications Physics
2. 2.Foreword
3. 3.Contents
4. 4.Introduction
5. 5.part 1 Satellite Communications — Why Do We Bother With Satellite Communications? — What a Communications Satellite Can Do — The Road to Successful Satellite Communications — What About the Future?
6. 6.Project Telstar — What Project Telstar Was Designed To Do — The Telstar I Satellite—Outside — The Telstar I Satellite—Inside — Ground Stations for Satellite Communications — The Satellite Goes Into Orbit — The Second Telstar Satellite — How the Telstar Satellite Works
7. 7.Some Big Problems in Satellite Communications — Types of Satellite Orbits
8. 8.part 2 Satellite Communications Case Histories — Six Typical Problems — At the Foundation: Basic Physical Principles — Problem-Solving Techniques
9. 9.CASE HISTORY NO. 1 How Do We Calculate a Satellite’s Orbit? — THE PROBLEM — How We Track Satellites — The Basic Physics of Satellite Motion — Calculating the Orbit of Echo I — Calculating the Orbit of Telstar I
10. 10.CASE HISTORY NO. 2 What Color Should a Satellite Be? — THE PROBLEM — The Radiation of Heat — Absorptivity and Emissivity — How We Measure the Radiation of Heat — Finding the Right Surface for Telstar
11. 11.CASE HISTORY NO. 3 How Can We Make Optical Measurements on a Satellite? — THE PROBLEM — Why We Want to Know About the Spin Axis — Ways of Measuring the Spin Axis — Locating the Mirrors on the Satellite — How We Record Flashes from the Mirrors — Results
12. 12.CASE HISTORY NO. 4 How Do We Keep Solar Cell Power Plants Working in Space? — THE PROBLEM — Organizing the Work — Technical Background on Solar Cells — Finding Out About Radiation Damage — Designing and Making the Best Solar Cells — Mounting the Cells on the Satellite
13. 13.CASE HISTORY NO. 5 Would Time Delay Be a Problem in Using a Synchronous Satellite? — THE PROBLEM — How a Synchronous Satellite Would Work — The Effects of Time Delay — The Echo Problem — Experimenting With Pure Delay — Designing the Experiment — What Should We Observe? — The Results and What They Mean — Length of Time Before Seven Pairs of Talkers Could Detect 1.2 Seconds of Delay
14. 14.CASE HISTORY NO. 6 How Can We Repair an Orbiting Satellite? — THE PROBLEM — The Telstar Command Circuit — The Fifteen Telstar Commands — What Went Wrong With Telstar I — Looking for the Trouble Spot — The Villain: Radiation — Fooling the Decoder — Removing the Ionization — Back to Normal—For a Time — A Final Note to the Reader — Suggested Reading — Satellite Communications — Project Telstar — Satellite Communications Case Histories — The Editor
15. 15.Footnotes
16. 16.Transcriber’s Notes

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