Attachment Schedule S DOC 12

This document pretains to SES-LIC-20120426-00397 for License on a Satellite Earth Station filing.

IBFS_SESLIC2012042600397_951167

General                                        Unit            SEATEL 60cm

          User terminal type                   -                 Typ-60cm
          Carrier designator                   -                3M16G7W
          Data rate (kbps)                     (kbps)                1023
          Coding rate                          -                       1/2
          Modulation                           -                    BPSK
          Occupied bandwidth                   (kHz)               2630.3
          Allocated bandwidth                  (kHz)               3156.3
Uplink
        Beam                                                    User-Spot
        Frequency                              (GHz)                29.75
        User Terminal EIRP                     (dBW)                 49.2
        Antenna tx gain                        dBi                   43.6
        Uplink power                           (dBW)                  5.6
        Uplink p.s.d.                          (dBW/Hz)             -58.6
        Path loss                              (dB)                 213.6
        Rain loss                              (dB)                   7.0
        Mean Atmospheric loss                  (dB)                   1.7
        Satellite G/T (EOC)                    (dB/K)                 9.6
        Up-path C/No                           (dBHz)                65.0
        Up-path C/N                            (dB)                   0.8
Downlink
        Beam                                                       Feeder
        Frequency                              (GHz)                 18.95
        Beam Peak to Edge of Coverage          (dB)                    3.0
        Max pfd per crx @ earth surface(EOC)   (dBW/m2/1MHz)        -147.0
        Satellite EIRP (EOC)                   (dBW)                  19.3
        Satellite EIRP density (EOC)           (dBW/Hz)              -44.9
        Path loss                              (dB)                  209.7
        Rain loss                              (dB)                    5.6
        Mean Atmospheric loss                  (dB)                    0.7
        Earth Station G/T                      (dB/K)                 42.0
        G/T degradation due to rain            (dB)                    2.4
        Rx terminal Pointing loss              (dB)                      0
        Co-Channel / adj . beam interf. (dn)   (dBHz)                164.2
        Down-path C/No                         (dBHz)                 71.5
        Down-path C/N                          (dB)                    7.3
Total
        Mean satellite C/Imo                   (dBHz)                 76.2
        Mean Overall C/No                      (dBHz)                 63.9
        Total C/I (adjacent satellite          (dB)                   15.3
        interference)
        Mean Overall C/N (incl. a.s.i)         (dB)                   -0.4
Margin
        C/N required                           (dB)                   -1.0
        C/N margin                             (dB)                    0.6
        Availability                           (%)                    98.6
C/I calculations


Orbital separation (interferor 1)                       degree           2.0
Worst case topocentric angle (1)                        degree          2.09

Uplink C/I
Interferor 1
            Max. uplink p.s.d                           (dBW/Hz)        -56.5
            Other's sidelobe at 2 deg. sep X-25log(t)                    29.0
            Tx Sidelobe gain at 2 deg sep               dBi              21.0
            Inm-Ka C/I up1                              dB               17.5
Downlink C/I
Interferor 1
            Max. ground PFD                             (dBW/m2/MHz)   -121.1
            Max. downlink EIRP s.d                      (dBW/Hz)        -19.0
            Inm Rx sidelobe gain at 2 deg sep           dBi              21.0
            Inm-Ka C/I dn1                              dB               19.3
Total C/I (adjacent satellite interference)             dB               15.3



Document Created: 2012-05-08 12:07:07
Document Modified: 2012-05-08 12:07:07

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