Attachment Schedule S document

This document pretains to SAT-LOA-20060816-00088 for Application to Launch and Operate on a Satellite Space Stations filing.

IBFS_SATLOA2006081600088_520795

                                                                                  Table D4.2
                                                                                            IA-5-76.7W Link Budget
                                                                                            C-band    Digital
Wanted System Orbital Location                                  -76.7 deg                                          Uplink      I, psd          -35.7 dBw/hz     Tx F        6.000 GHz
Interfering System Orbital Location                                  -79 deg      and 74W (FCC allocation)         Dnlink      I, eirpd        -30.0 dBw/hz     Rx F        4.000 GHz
Minimum Orbital Separation (Geo-centric)                        1.90 deg ; Note: the calculations take topocentric advantage into account
Carrier Type                                                64K, 8PSK, R2/3 RS                                                 64K, QPSK, R1/2 RS
Transmit ES Location                               CONUS    CONUS       Mexico    Mexico    Conus     Conus          CONUS      CONUS       Mexico    Mexico     Conus    Conus
Receive ES Location                                CONUS    CONUS       Conus     Conus     Mexico    Mexico         CONUS      CONUS       Conus     Conus      Mexico   Mexico
Tx ES Size at SA                                     4.5       4.5         4.5       4.5       4.5        4.5          4.5         4.5        4.5       4.5        4.5     4.5
Transmit ES Peak gain                               46.8      46.8         46.8     46.8      46.8       46.8         46.8        46.8       46.8      46.8       46.8     46.8
RX ES Size                                           4.5      16.0         6.0      16.0       6.0       16.0          4.5        16.0        4.5      16.0        4.5     16.0
Receive ES Gain                                     43.3      54.3         45.8     54.3      45.8       54.3         43.3        54.3       43.3      54.3       43.3     54.3
Receive ES G/T (Temp=83K)                           24.1      35.1         26.6     35.1      26.6       35.1         24.1        35.1       24.1      35.1       24.1     35.1
Carrier Type                                       64KR2/3 64KR2/3 64KR2/3 64KR2/3 64KR2/3 64KR2/3                  64KR1/2     64KR1/2     64KR1/2   64KR1/2   64KR1/2 64KR1/2
Occupied bandwidth per carrier (kHz)                34.9      34.9         34.9     34.9      34.9       34.9         69.7        69.7       69.7      69.7       69.7     69.7
Allocated bandwidth per carrier (kHz)               47.1      47.1         47.1     47.1      47.1       47.1         94.1        94.1       94.1      94.1       94.1     94.1
C/N Threshold                                       10.5      10.5         10.5     10.5      10.5       10.5          4.5         4.5        4.5       4.5        4.5     4.5
System Margin                                        1.0       1.0         0.8       0.8       1.0        1.0          1.0         1.0        1.0       1.0        1.0     1.0
Other losses(terrestrial, OBE, etc.,)                1.0       1.0         1.0       1.0       1.0        1.0          1.0         1.0        1.0       1.0        1.0     1.0
Clear Sky C/N                                       12.5      12.5         12.3     12.3      12.5       12.5          6.5         6.5        6.5       6.5        6.5     6.5
C/N, Threshold + margin                             11.5      11.5         11.3     11.3      11.5       11.5          5.5         5.5        5.5       5.5        5.5     5.5
Nominal e/s e.i.r.p. per carrier @ES(dBW)           50.0      49.1         53.5     53.5      53.2       50.0         45.3        45.1       50.0      49.8       46.4     45.2
TX ES PSD @ ES                                      -42.2     -43.1       -38.7     -38.7     -39.0     -42.2         -49.9       -50.1      -45.2     -45.4      -48.8   -50.0
ES eirp @ bp-- minimum (dBW)                        46.1      45.2         44.5     44.5      49.3       46.1         41.4        41.2       41.0      40.8       42.5     41.3
ES Power @ bp dBW, min                              -0.7      -1.6         -2.3     -2.3       2.5       -0.7          -5.4        -5.6      -5.8      -6.0        -4.3    -5.5
ES Power @ site dBW, max                             3.2       2.3         6.7       6.7       6.4        3.2          -1.5        -1.7       3.2       3.0        -0.4    -1.6
Sat G/T at bp                                        2.6       2.6         2.6       2.6       2.6        2.6          2.6         2.6        2.6       2.6        2.6     2.6
Sat G/T at e/s                                      -1.3      -1.3         -6.4     -6.4       -1.3      -1.3          -1.3        -1.3      -6.4      -6.4        -1.3    -1.3
Free space path loss (dB)                           199.6    199.6        199.3     199.3     199.6     199.6         199.6       199.6      199.3     199.3      199.6   199.6
Input back off, dB                                   5.0       5.0         5.0       5.0       5.0        5.0          5.0         5.0        5.0       5.0        5.0     5.0
Output back off dB                                   3.0       3.0         3.0       3.0       3.0        3.0          3.0         3.0        3.0       3.0        3.0     3.0
C/N uplink (dB)                                     32.3      31.4         31.0     31.0      35.5       32.3         24.6        24.4       24.5      24.3       25.7     24.5
X-pol interf:C/I -uplink (dB)-wanted system         30.0      30.0         30.0     30.0      30.0       30.0         30.0        30.0       30.0      30.0       30.0     30.0
X-pol interf:C/I -uplink (dB)-interfering ES        23.7      22.8         27.2     27.2      26.9       23.7         16.0        15.8       20.7      20.5       17.1     15.9
C/I - copol asi uplink (dB)                         15.4      14.5         13.8     13.8      18.6       15.4          7.7         7.5        7.3       7.1        8.8     7.6
HPA IM at 10 deg el angle(limit: 21,c;10,Ku)        21.0      21.0         21.0     21.0      21.0       21.0         21.0        21.0       21.0      21.0       21.0     21.0
Satellite TWTA IM per carrier @ bp                  -21.0     -21.0       -21.0     -21.0     -21.0     -21.0         -21.0       -21.0      -21.0     -21.0      -21.0   -21.0
C/N+I+others, uplink                                14.1      12.8         13.1     12.6      16.8       13.5          6.9         6.6        6.9       6.6        8.0     6.7
Downlink e.i.r.p. -bp (dBW)                         40.3      40.3         40.3     40.3      40.3       40.3         40.3        40.3       40.3      40.3       40.3     40.3
Downlink BP-BE difference                            6.7       6.7         6.7       6.7       6.7        6.7          6.7         6.7        6.7       6.7        6.7     6.7
DL ES Pattern Advantage                              4.5       4.5         4.5       4.5        0          0           4.5         4.5        4.5       4.5         0       0
Satellite e.i.r.p.d. per carrier (dBW)-tow es       -35.2     -39.2       -35.2     -39.2     -39.7     -43.7         -35.2       -39.2      -35.2     -39.2      -39.7   -43.7
Satellite e.i.r.p.d. per carrier (dBW)-bp           -33.0     -37.0       -33.0     -37.0     -33.0     -37.0         -33.0       -37.0      -33.0     -37.0      -33.0   -37.0
Satellite e.i.r.p. per carrier (dBW)-at es          10.2       6.3         10.2      6.3       5.7        1.8         13.3         9.3       13.3       9.3        8.8     4.8
Satellite e.i.r.p. per carrier (dBW)-bp             12.4       8.5         12.4      8.5      12.4        8.5         15.5        11.5       15.5      11.5       15.5     11.5
Free space path loss (dB)                           196.1    196.1        195.8     195.8     196.1     196.1         196.1       196.1      195.8     195.8      196.1   196.1
Earth station pointing loss (dB)                    0.30       0.3         0.3       0.3       0.3        0.3         0.30         0.3        0.3       0.3        0.3     0.3
C/N downlink towards BP (dB)                        27.8      34.9         30.6     35.1      25.8       30.4         27.8        34.9       28.1      35.1       23.3     30.4
C/N downlink towards ES (dB)                        25.6      32.7         28.4     32.9      19.1       23.7         25.6        32.7       25.9      32.9       16.6     23.7
C/N-thermal-total                                   24.8      29.0         26.5     28.8      19.0       23.1         22.1        23.8       22.1      23.7       16.1     21.1
Interference & Margins:
C/I Co-polar downlink interference d/l(dB)          22.5      30.3         25.3     30.3      20.8       25.8         22.5        30.3       22.5      30.3       18.0     25.8
C/I X-polar external interference d/l (dB)          20.4      28.0         23.1     28.0      18.6       23.5         20.4        28.0       20.4      28.0       15.9     23.5
Downlink C/(Nth +I+others) composite with ASI dn    17.6      25.2         20.3     25.2      14.6       19.4         17.6        25.2       17.6      25.2       12.0     19.4
Total C/(Nth +I) composite with ASI tot             12.5      12.6         12.3     12.4      12.6       12.5          6.6         6.6        6.6       6.6        6.5     6.5
Total C/(Nth +others) w/o ASI                       20.8      19.2         21.4     19.1      17.6       18.0         19.4        18.2       19.5      18.2       15.3     17.2
C/N Margin                                           0.0       0.0         0.0       0.0       0.0        0.0          0.0         0.0        0.0       0.0        0.0     0.0



Document Created: 2006-08-17 15:23:51
Document Modified: 2006-08-17 15:23:51

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