Attachment Schedule S DOC 5

This document pretains to SAT-LOI-20110809-00146 for Letter of Intent on a Satellite Space Stations filing.

IBFS_SATLOI2011080900146_911457

General:                               Units    Clear Sky     Faded
    Emission Designator                         612KG7W     612KG7W
    Data Rate                         Mbit/s       0.87        0.87
    Modulation                                    QPSK        QPSK
    Coding Rate                                  0.8869      0.8869
    Carrier Bandwidth                  MHz         0.6          0.6
    Uplink Frequency                   GHz        29.75       29.75
    Downlink Frequency                 GHz        19.95       19.95
    Uplink Elevation Angle            degrees       35          35
    Downlink Elevation Angle          degrees       35          35
Uplink:
    Tx E/S Antenna Diameter              m         0.74       0.74
    Tx E/S Power to Antenna             W          1.0         1.0
    Tx E/S Antenna Gain                 dBi        45.6       45.6
    Tx E/S EIRP per Carrier            dBW         45.6       45.6
    Tx E/S Antenna Pointing Loss        dB         0.5         0.5
    Atmospheric and Rain Losses         dB         0.5         9.5
    Free Space Loss                     dB        213.6      213.6
    G/T toward Tx E/S                  dB/K         19         19
    C/I - Intra-system                  dB         18.4       18.4
Downlink:
    EIRP per Carrier towards Rx E/S    dBW         35.8       26.8
    Atmospheric and Rain Losses         dB         0.5          7
    Free Space Loss                     dB        210.1      210.1
    Rx E/S Antenna Pointing Loss        dB         0.5         0.5
    Rx E/S Antenna Diameter              m         3.5         3.5
    Rx E/S Antenna Gain                 dBi        55.3       55.3
    Rx E/S G/T                         dB/K        31.3       28.7
    System Noise Temp (LNA+Sky)          K         250        461
    C/I - Intra-system                  dB         15.7       15.7
End-to-End:
    C/N - Thermal Uplink                dB        21.8        12.8
    C/I Up - ASI                        dB        19.4        19.4
    C/N - Thermal Downlink              dB        27.8         9.7
    C/I Down - ASI                      dB        28.4        19.4
    C/(N+I) - Total Actual              dB        12.0         6.5
    C/N - Required                      dB        6.5          6.5
    Excess Margin                       dB        5.5          0.0



Document Created: 2011-08-10 13:51:07
Document Modified: 2011-08-10 13:51:07

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