Attachment Schedule S DOC 13

This document pretains to SAT-MOD-20100324-00056 for Modification on a Satellite Space Stations filing.

IBFS_SATMOD2010032400056_807513

Table 5 Link budgets for 7 typical C-band carriers
                                    H_C              I_C
Parameter                           Digital TV       Digital TV SCPC, 8
                                    MCPC, 40 MBPS,   MBPS, QPSK ¾
                                    QPSK, ¾ RS       RS
Carrier designation                     36M0G7W          6M95G1W
Throughput rate, Mbps                        40                8
Symbol rate, MHz                            28.8              5.8
FEC rate                                    0.69             0.69
Uplinks:
Transmit Power (dBW)                       17.1              9.6
Transmit Loss (dB)                          0.5              0.5
Antenna diameter(m)                         10               10
Antenna Gain (dBi)                         54.4             54.4
Ground Station EIRP (dBW)                   71              63.5
Uplink Rain Loss (dB)                        1                1
Free Space Loss (dB)                      200.1            200.1
Satellite G/T (dB/K)                         0                0
Data Rate (dB-Hz)                           76               69
Boltzmann’s Constant (dBW/K-Hz)           228.6            228.6
Eb/No (dB)                                 22.5              22
Eb/Io (dB)                                  18               18
Total Eb/(No + Io) (dB) For 10-7           16.7             16.5

Downlinks:
Satellite Carrier EIRP (dBW)                38               28
Downlink Rain Loss (dB)                    0.5              0.5
Free Space Loss (dB)                      196.3            196.3
Ground station antenna dia, m              3.8                6
Ground Station G/T (dB/K)                  21.8             25.2
Eb/No (dB)                                 15.6              16
C/IM                                                         18
Eb/IMo(dB)                                                  16.6
C/I                                         16               16
Eb/Io(ASI)                                 14.6             14.6
Eb/Io (dB)                                 14.6             12.5
Eb/(No + Io) (dB)                          12.1             10.9
Total UP/DOWN C/(N+I)(dB)                  13.5             12.3
Total UP/DOWN Eb/(No+Io)(dB)               10.8              9.8
Required Eb/No(dB)                          5.4              5.4
Required C/N(dB)                            6.8              6.8
Margin(dB)                                  5.4              4.4


Table 6. Link budgets for TV/FM in C-band
                                  Typical TV/FM
Parameter                         link
Carrier designation                    36M0F3F
Noise bandwidth (MHz)                      36
Uplinks:
Transmit Power (dBW)                      20.7
Transmit Loss (dB)                         0.5
Antenna diameter                           6.1
Antenna Gain (dBi)                        49.8
Ground Station EIRP (dBW)                  70
Uplink Rain Loss (dB)                       1
Free Space Loss (dB)                     200.1
Satellite G/T (dB/K)                        0
Boltzmann’s Constant (dBW/K-Hz)          228.6
C/N(dB)                                   21.9
C/I ASI (dB)                               22
C/(N+I), dB                                19
Downlinks:
Satellite Carrier EIRP (dBW)               38
Downlink Rain Loss (dB)                    0.5
Free Space Loss (dB)                     196.3
Ground station antenna dia (m)              6
Ground Station G/T (dB/K)                  23
C/N(dB)                                   17.2
C/I(dB)                                    18
C/(N+I) (dB)                              14.6
C/(N+I), Up & DL, dB                      13.2
C/(N+I) required(dB)                       11
Margin(dB)                                 2.2


J_C                K_C               L_C              M_C
Digital TV MCPC,   Digital TV, MCPC, 56 Kbps, SCPC,   1.544 Mbps,
60 MBPS, 8PSK,     110 MBPS,         QPSK, ¾ RS       SCPC, QPSK, ¾
2/3 RS             16QAM, 7/8 RS                      RS
    36M0G7W             36M0G7W          100KG1D          1M60G1D
         60                 110            0.056              2
        32.6                34.1           0.037              1
        0.61                0.81            0.75             0.75

      25.1                25.1              -3.4            11.8
       0.5                 0.5               0.5             0.5
       10                  10                4.5             4.5
      54.4                54.4              47.4            47.4
       79                  79               43.5            58.7
        1                   1                 1               1
     200.1               200.1             200.1           200.1
        0                   0                 0               0
      77.8                80.4              47.5            61.9
     228.6               228.6             228.6           228.6
     28.7                26.1              23.5            24.3
       18                  18                18              18
     17.6                17.4              16.9            17.1


      38                  40                 8              25.2
      0.5                 0.5               0.5             0.5
     196.3               196.3             196.3           196.3
      10                  10                 6                6
     33.2                33.2               23               23
     25.2                24.6              15.3            18.1
                                            18               18
                                           16.2            16.2
       20                  22               16               16
      17.3                16.9             14.2            14.2
      17.3                16.9             12.1            12.1
      16.7                16.2             10.4            11.1
      19.3                21.3             12.2            12.9
      14.1                13.8              9.5            10.2
      7.2                 11.5              5.4             5.4
      9.9                 16.6              7.2             7.2
      6.9                  2.3              4.1             4.8



Document Created: 2010-03-25 12:07:23
Document Modified: 2010-03-25 12:07:23

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