Attachment Schedule S document

This document pretains to SES-MFS-20051123-01627 for Modification w/ Foreign Satellite (earth station) on a Satellite Earth Station filing.

IBFS_SESMFS2005112301627_468151

Table A.12-4 – Link Budget for Signaling Forward Link to Class-1 User Terminal
                         (50 kHz bandwidth; Regional Beam)

   General                                          Unit
       User terminal type                           -                     Class1
       Modulation ID / Designator                   -            C1F3/ 50K0D7W
       Data rate (kbps)                             (kbps)                    98
       Coding rate                                  -                      0.766
       Modulation                                   -                    16-QAM
       Carrier bandwidth                            (kHz)                     42
       Allocated bandwidth                          (kHz)                     50
   Uplink
       Frequency                                    (GHz)                    6.5
       SAS elevation angle                          (deg)                    5.0
       SAS EIRP towards satellite                   (dBW)                   61.0
       Path loss                                    (dB)                   200.9
       Mean Atmospheric loss                        (dB)                     0.4
       Satellite G/T                                (dB/K)                 -10.4
       Boltzmann Constant                           (dBW/K/Hz)            -228.6
       Up-path C/No                                 (dBHz)                  77.9
   Downlink
       Frequency                                    (GHz)                    1.5
       User terminal elevation angle                (deg)                   90.0
       Satellite EIRP                               (dBW)                   33.2
       Path loss                                    (dB)                   188.4
       Mean Atmospheric loss                        (dB)                     0.1
       User terminal G/T                            (dB/K)                  -9.7
       Boltzmann Constant                           (dBW/K/Hz)            -228.6
       Down-path C/No                               (dBHz)                  63.6
   Total
       Mean satellite C/IMo                         (dBHz)                  65.8
       Co-Channel Interference                      (dBHz)                  70.0
       Adjacent satellite interference allocation   (dB)                     1.0
       Mean Overall C/No                            (dBHz)                  59.9
       Mean Overall C/N                             (dB)                    13.6
   Margin
       C/N objective                                (dB)                    11.4
       C/N margin                                   (dB)                     2.3



Document Created: 2005-12-02 14:01:29
Document Modified: 2005-12-02 14:01:29

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