Attachment Schedule S document

This document pretains to SES-MOD-20080804-01025 for Modification on a Satellite Earth Station filing.

IBFS_SESMOD2008080401025_658000

Representative Forward Link Budget
UT Type                                                   Personal Accessory
Carrier Type                                                   CDMA
General Parameters                                 Unit
Gateway elevation angle                            deg          42.0
Minimum user elevation angle                       deg          20.0
Uplink frequency                                   GHz         29.625
Downlink frequency                                 GHz         2.200
Bandwidth/carrier                                  kHz         1250.0
Uplink
Uplink E/S antenna diameter                          m           13.2
Uplink E/S antenna peak gain                        dBi         69.6
E/S antenna pointing error                          dB           0.5
Clear-sky uplink EIRP                              dBW          29.8
Rain-faded uplink EIRP                             dBW          46.8
Free space loss                                     dB          213.4
Atmospheric loss                                    dB           0.3
Rain attenuation                                    dB          17.0
Satellite antenna pointing error                    dB            0.3
Satellite antenna receive system noise temp.       dB-K          32.1
Satellite receive antenna G/T                      dB/K          17.0
Uplink C/No                                        dBHz         61.5
Uplink C/IMo                                       dBHz         77.4
Uplink C/IoASI                                     dBHz         68.5
Uplink C/Io Intra-system                           dBHz         69.2
Downlink
Effective Satellite EIRP/carrier (-3 dB contour)   dBW           33.3
Free space loss                                     dB          191.2
Atmospheric loss                                    dB           0.1
User terminal antenna gain                          dB           3.0
User terminal system noise temperature             dB-K          25.0
User terminal G/T                                  dB/K         -22.0
Downlink propagation margin                         dB           5.1
Downlink C/No                                      dBHz         43.5
Downlink C/IMo                                     dBHz         55.0
Downlink C/Io Intra-system                         dBHz         50.0
Downlink C/Io External Interference                dBHz         53.5
End-to-End Performance
End-to-end C/No                                    dBHz          43.4
End-to-end aggregate C/Io                          dBHz          48.3
End-to-end C/IMo                                   dBHz          55.0
Total aggregate C/(No+Io+IMo)                      dBHz          42.0
Total aggregate C/(N+I+IM)                          dB          -19.0
Required C/N                                        dB          -18.9
System Margin                                       dB            0.0



Document Created: 2008-08-06 16:35:49
Document Modified: 2008-08-06 16:35:49

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