Attachment Schedule S document

This document pretains to SAT-MOD-20050523-00106 for Modification on a Satellite Space Stations filing.

IBFS_SATMOD2005052300106_434323

Table A.13-2. Representative Regional Return Link Budget (248KG7W) Clear Sky Clear Sky Link Parameters High Downlink EIRP Low Downlink EIRP High Rain Rate Zone Low Rain Rate Zone Carrier Data Rate (Mbps) 0.286 0.286 Modulation QPSK QPSK FEC 0.691 0.691 Bandwidth (dB-Hz) 54.0 54.0 Uplink Uplink Frequency (MHz) 29,795 29,795 Tx E/S Antenna Diameter (m) 0.65 0.65 Tx E/S Power to Antenna (dBW) -3.5 -3.5 Input Power Density (dBW/Hz) -57.5 -57.5 Tx E/S Antenna Gain (dB) 44.3 44.3 Tx E/S EIRP per Carrier (dBW) 40.8 40.8 Mispointing Error (dB) 0.3 0.3 Atmospheric Losses (dB) 0.5 0.5 Free Space Loss (dB) 213.6 213.6 Satellite Antenna Gain (- 3dB) (dBi) 40.1 40.1 Satellite Antenna G/T (-3 dB) (dB/K) 10.9 10.9 (C/I) Up - Intra-system (dB) 27.5 27.5 Downlink Downlink Frequency (MHz) 18,395 18,395 Downlink EIRP (-3 dB) (dBW) 26.6 20.6 Beam Peak EIRP Density (dBW/Hz) -24.4 -30.4 Atmospheric Losses (dB) 0.3 0.3 Free Space Loss (dB) 209.4 209.4 Rx E/S Antenna Diameter (m) 8.10 8.10 Antenna Mispointing Error (dB) 0.50 0.50 Rx E/S Antenna Gain (dB) 61.4 61.4 Rx E/S G/T (dB/K) 37.7 37.7 System Noise Temp. (K) 232 232 (C/I) Dn - Intra-system (dB) 22.0 22.0 End-to-End (C/N) - Thermal Uplink (dB) 11.9 11.9 (C/N) - Thermal Downlink (dB) 28.7 22.7 (C/I) Up - ASI (dB) 20.2 20.2 (C/I) Dn - ASI (dB) 32.8 26.8 (C/N+I) - Total Actual (dB) 10.8 10.5 (C/N+I) - Total Required (dB) 5.1 5.1 System Margin (dB) 5.7 5.4


Document Created: 2005-05-31 11:31:19
Document Modified: 2005-05-31 11:31:19
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