Lecture 1, General Principles

Presentation / Lecture 1, General Principles

Date Submitted: 06 June 2001

Written by RPC Telecommunications Ltd.. Website: http://www.rpctelecom.com

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This is the first in a series of general satcom tutorial lectures submitted by RPC Telecommunications.

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 Printable Version
-Section 1
The pioneers of satellite communications
-Section 2
Historical Perspective
-Section 3
INTELSAT & EUTELSAT
-Section 4
Advantages & Disadvantages of satellite communications.
-Section 5
Frequency bands & the Satellite Link.

Historical Perspective

1968
  • INTELSAT III - to give 3 Ocean Region Coverage

1971 

  • ITU-WARC for Space Telecommunications
  • INTELSAT IV Launched
  • INTERSPUTNIK - Soviet Union equivalent of INTELSAT formed

1976 

  • MARISAT - First civil maritime communications satellite service started

1977 

  • EUTELSAT - European regional satellite
  • ITU-WARC for Space Telecommunications in the Satellite Service

1980 

  • INTELSAT V launched - 3 axis stabilised satellite built by Ford Aerospace

1983 

  • ECS (EUTELSAT 1) launched - built by European consortium supervised by ESA

1984 

  • UK's UNISAT TV DBS satellite project abandoned

1989 

  • INTELSAT VI - one of the last big "spinners" built by Hughes

1990 

  • IRIDIUM, TRITIUM, ODYSSEY and GLOBALSTAR S-PCN projects proposed - CDMA designs more popular
  • EUTELSAT II

1992 

  • OLYMPUS finally launched - large European development satellite with Ka-band, DBTV and Ku-band SS/TDMA payloads - fails within 3 years

1993 

  • INMARSAT II - 39 dBW EIRP global beam mobile satellite - built by Hughes/British Aerospace

1994 

  • INTELSAT VIII launched - first INTELSAT satellite built to a contractor's design
  • Hughes describe SPACEWAY design

1996 

  • INMARSAT III launched - first of the multibeam mobile satellites (built by GE/Marconi)

1997 

  • IRIDIUM launches first test satellites
  • ITU-WRC'97

1999 

  • AceS launch first of the L-band MSS Super-GSOs - built by Lockheed Martin
  • Iridium Bankruptcy - the first major failure?

2000 

  • Thuraya launch L-band MSS Super-GSO

2004 

  • Teledesic network planned to start operation

Next: Section 3 - INTELSAT & EUTELSAT

 
 

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