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_520794

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 15:23:27
Document Modified: 2006-08-17 15:23:27
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