Attachment Schedule S DOC 30

This document pretains to SES-LIC-20150402-00188 for License on a Satellite Earth Station filing.

IBFS_SESLIC2015040200188_1082798

INM-KA TEST RETURN LINK BUDGET (SIGNALLING )
                                                                          FADED
Table no.                                                                 A.XX-2
General                                              Unit            150 cm model
                                                                        no radome
          User terminal type                         -                 Test return
                                                                        signalling
                                                                      carrier GW-
                                                                        GW (EC)
          Carrier designator                         -               5M00G1W
                                                                     (TEST-R9)
          Data rate (kbps)                           (kbps)                 9.6
          Coding rate                                -                      1/2
          Modulation                                 -                   BPSK
          Occupied bandwidth                         (kHz)                5000
          Allocated bandwidth                        (kHz)                5000
Uplink
       Beam                                                                   EC
       Frequency                                     (GHz)                29.507
       EIRP                                          (dBW)                  59.5
       Antenna tx gain                               dBi                    69.2
       Uplink power                                  (dBW)                   -9.7
       Uplink p.s.d.                                 (dBW/Hz)              -76.7
       Path loss                                     (dB)                  213.5
       Rain loss                                     (dB)                     4.0
       Mean Atmospheric loss                         (dB)                     0.4
       Satellite G/T (EOC)                           (dB/K)                -11.0
       Up-path C/No                                  (dBHz)                 59.2
       Up-path C/N                                   (dB)                    -7.8
Downlink
       Beam                                                              Feeder
       Frequency                                     (GHz)               18.207
       Max pfd per crx @ earth surface(beam          (dBW/m2/1MHz)        -130.9
       peak)
       Beam Peak to Edge of Coverage                 (dB)                    3.0
       Max pfd per crx @ earth surface(EOC)          (dBW/m2/1MHz)        -133.9
       Satellite EIRP (EOC)                          (dBW)                  35.2
       Path loss                                     (dB)                  209.4
       Rain loss                                     (dB)                    5.6
       Mean Atmospheric loss                         (dB)                    0.4
       Earth Station G/T                             (dB/K)                 42.0
       G/T degradation due to rain                   (dB)                    2.5
       Rx terminal Pointing loss                     (dB)                    0.1
       Co-Channel / adj . beam interf. (dn)          (dBHz)                 90.0
       Down-path C/No                                (dBHz)                 85.7
       Down-path C/N                                 (dB)                   18.7
Total
       Mean satellite C/Imo                          (dBHz)                999.0
       Mean Overall C/No                             (dBHz)                 59.1
       Total C/I (adjacent satellite interference)   (dB)                   23.4


          Mean Overall C/N (incl. a.s.i)               (dB)            -7.9
Margin
          C/N required                                 (dB)           -22.0
          C/N margin                                   (dB)            14.1

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)        -56.0
           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               23.5
Downlink C/I
Interferor 1
           Max. ground PFD                             (dBW/m2/MHz)   -126.9
           Max. downlink EIRP s.d                      (dBW/Hz)        -24.8
           Inm Rx sidelobe gain at 2 deg sep           dBi              21.0
           Inm-Ka C/I dn1                              dB               37.8
Total C/I (adjacent satellite interference)            dB               23.4



Document Created: 2015-04-08 17:05:45
Document Modified: 2015-04-08 17:05:45

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