Attachment Schedule S DOC 22

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

IBFS_SESLIC2012042600397_951157

INM-KA RETURN LINK BUDGET (COMMS. HCP )
General                                              Unit            SEATEL 60cm

          User terminal type                         -                 Typ-60cm

          Carrier designator                         -                3M16G7W
          Data rate (kbps)                           (kbps)               1510
          Coding rate                                -                      2/3
          Modulation                                 -                   BPSK
          Occupied bandwidth                         (kHz)               2630.3
          Allocated bandwidth                        (kHz)               3156.3
Uplink
          Beam                                                        User-Spot
                                                                         (HCP)

       Frequency                                     (GHz)                29.25
       User Terminal EIRP                            (dBW)                 49.2
       Antenna tx gain                               dBi                   43.4
       Uplink power                                  (dBW)                  5.8
       Uplink p.s.d.                                 (dBW/Hz)             -58.4
       Path loss                                     (dB)                 213.5
       Rain loss                                     (dB)                   7.0
       Mean Atmospheric loss                         (dB)                   1.7
       Satellite G/T (EOC)                           (dB/K)                11.0
       Up-path C/No                                  (dBHz)                66.6
       Up-path C/N                                   (dB)                   2.4
Downlink
       Beam                                                              Feeder
       Frequency                                     (GHz)                   18
       Max pfd per crx @ earth surface(beam peak)    (dBW/m2/1MHz)        -138.8
       Beam Peak to Edge of Coverage                 (dB)                    3.0
       Max pfd per crx @ earth surface(EOC)          (dBW/m2/1MHz)        -141.8
       Satellite EIRP (EOC)                          (dBW)                  24.4
       Path loss                                     (dB)                  209.3
       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)                    2.6
       Rx terminal Pointing loss                     (dB)                    0.1
       Co-Channel / adj . beam interf. (dn)          (dBHz)                 87.2
       Down-path C/No                                (dBHz)                 76.4
       Down-path C/N                                 (dB)                   12.2
Total
       Mean satellite C/Imo                          (dBHz)                 81.4
       Mean Overall C/No                             (dBHz)                 66.0
       Total C/I (adjacent satellite interference)   (dB)                   16.2
       Mean Overall C/N (incl. a.s.i)                (dB)                    1.7
Margin
       C/N required                                  (dB)                    1.0
       C/N margin                                    (dB)                    0.7


          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)        -56.0
           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               17.0
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               24.0
Total C/I (adjacent satellite interference)            dB               16.2



Document Created: 2012-05-08 12:03:19
Document Modified: 2012-05-08 12:03:19

© 2024 FCC.report
This site is not affiliated with or endorsed by the FCC