ESOG 120 Issue 8 – Rev
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TYPE APPROVAL AND CHARACTERIZATION PROCEDURES ESOG 120 Issue 8 – Rev. 1, May 2021 Antennas and Transmissions Team Antenna and VSAT Type Approval/Characterization ESOG 120 – Issue 8 - Rev. 1 May 2021 Antennas and VSATs Type Approval / Characterization Table of Contents Forward .................................................................................................................................. v 1 Overview of the ESOG modules ...................................................................................... 6 1.1 Volume I: Eutelsat S.A. system management and policies ........................................................ 6 1.2 Volume II: Eutelsat S.A. system operations and procedures ..................................................... 6 2 Introduction ................................................................................................................... 7 2.1 About this document .................................................................................................................. 7 2.2 Disclaimer ................................................................................................................................... 7 2.3 Eutelsat certification .................................................................................................................. 7 2.3.1 Type Approval ........................................................................................................................ 8 2.3.2 Characterization ..................................................................................................................... 9 2.3.3 Type Approval for Eutelsat Broadband Services .................................................................. 10 2.3.4 Type Approval for Eutelsat Interactive Satellite Terminal ................................................... 11 2.4 Future operations ..................................................................................................................... 12 3 Reference documents ................................................................................................... 13 4 Antenna sidelobe pattern and cross polar discrimination (extract of EESS 502 standard M) 14 4.1 Sidelobes .................................................................................................................................. 14 4.2 Tolerance and overshoot policy ............................................................................................... 15 4.3 Cross Polarization Discrimination ............................................................................................. 15 5 Approval process........................................................................................................... 17 5.1 Type Approval process for fix Antennas and VSATs ................................................................. 17 5.2 Type Approval process for auto-pointing antennas ................................................................. 18 5.3 Step-by-step process ................................................................................................................ 19 5.4 Data to be submitted ............................................................................................................... 19 5.5 Engineering support ................................................................................................................. 20 5.6 Design review ........................................................................................................................... 20 5.7 Type Approval and Characterization tests ............................................................................... 20 5.8 Financial charges ...................................................................................................................... 20 5.9 Test facilities ............................................................................................................................. 21 6 Request for Type Approval or Characterization.............................................................. 24 7 Type Approval/Characterization tests ............................................................................ 35 7.1 Antenna range tests ................................................................................................................. 35 7.2 Integrated transceiver VSAT tests ............................................................................................ 36 7.3 Mobile antenna tests ............................................................................................................... 37 7.4 Typical antenna tests for Eutelsat Type Approval or Characterization .................................... 37 7.4.1 C band .................................................................................................................................. 38 7.4.2 Ku band ................................................................................................................................ 40 7.4.3 K-Band (DBS) linear polarization .......................................................................................... 43 7.4.4 Ka Band circular polarization (KASAT) ................................................................................. 45 7.4.5 Ka Band circular polarization (Konnect) ............................................................................... 47 7.4.6 Other tests ............................................................................................................................ 49 7.4.7 Presentation of range test results ........................................................................................ 49 7.5 Maximum EIRP density for different satellite spacing ............................................................. 53 Page i of 140 – ESOG 120 Issue 8 Rev. 1 Antennas and VSATs Type Approval / Characterization 8 Antenna pointing tests for fixed and transportable antennas (not for antennas on the move) ................................................................................................................................... 55 9 G/T measurement ......................................................................................................... 58 9.1 Principle .................................................................................................................................... 58 9.2 Step-by-step procedure............................................................................................................ 60 9.2.1 Transmission of reference carrier ........................................................................................ 60 9.2.2 Measurement of carrier level ............................................................................................... 60 9.2.3 Measurement of noise level ................................................................................................. 60 9.2.4 Evaluation ............................................................................................................................ 60 9.3 Example for spectrum analyzer settings .................................................................................. 61 9.3.1 Measurement of Carrier Level .............................................................................................. 61 9.3.2 Measurement of beacon Level ............................................................................................. 62 9.3.3 Measurement of noise Level ................................................................................................ 63 10 Auto-deploy performance tests procedures .................................................................. 64 10.1 Auto-deploy tests over the satellite ......................................................................................... 64 10.2 Location of the tests ................................................................................................................. 64 10.3 On site design review ............................................................................................................... 64 10.4 Step-by-step procedures .......................................................................................................... 65 10.5 Ancillary Tests and Verifications .............................................................................................. 69 10.6 Pointing Repeatability .............................................................................................................. 70 10.7 Backlash .................................................................................................................................... 70 10.8 Rain Fade .................................................................................................................................. 70 10.9 Auto-deploy Operations ........................................................................................................... 70 11 Windload tests procedures ........................................................................................... 77 11.1 Introduction.............................................................................................................................. 77 11.2 Antenna preparation and mounting ........................................................................................ 77 11.2.1 Antenna preparation ....................................................................................................... 78 11.2.2 Pre-certification