Attachment Schedule S document

This document pretains to SAT-STA-20050608-00116 for Special Temporal Authority on a Satellite Space Stations filing.

IBFS_SATSTA2005060800116_435541

Table A.13-1 – Link Budget for 24 MHz carrier. (24M0G7W) Representative Link Budget Link Parameters Clear Sky Faded D/L Carrier: Uncoded Data Rate (kbps) 27647.0 27647.0 Modulation QPSK QPSK FEC 0.691 0.691 Carrier Bandwidth (MHz) 24.0 24.0 Link Geometry: Tx E/S Range to Satellite (Honolulu beam) (km) 37,646 37,646 Rx E/S Range to Satellite (Phoenix beam) (km) 37,078 37,078 Uplink (per carrier): Carrier Frequency (MHz) 29,400 29,400 Tx E/S Antenna Diameter (m) 2.4 2.4 Tx E/S Power to Antenna (dBW) 17.0 17.0 Tx E/S Antenna Gain (dB) 55.5 55.5 Tx E/S EIRP per Carrier (dBW) 72.5 72.5 Atmospheric and Other Losses (dB) 0.3 0.3 Free Space Loss (dB) 213.3 213.3 Satellite: G/T towards Tx E/S (dB/K) 3.3 3.3 Satellite EIRP (-3 dB Contour) (dBW) 44.6 44.6 Downlink (per carrier): Carrier Frequency (MHz) 18,400 18,400 Atmospheric and Rain Losses (dB) 0.2 7.6 Free Space Loss (dB) 209.1 209.1 Rx E/S Antenna Diameter (m) 2.40 2.40 Antenna Mis-pointing Error (dB) 0.50 0.50 Rx E/S Antenna Gain (dB) 51.4 51.4 Rx E/S G/T (dB/K) 28.4 25.1 System (LNA+Sky) Noise Temperature (K) 200 426 Total Link: (C/N) - Thermal Uplink (dB) 17.0 17.0 (C/N) - Thermal Downlink (dB) 18.0 7.3 (C/I) - Intra-system (dB) 18.0 18.0 (C/I) up - Adjacent Satellite Interference (dB) 31.2 31.2 (C/I) dn - Adjacent Satellite Interference (dB) 16.3 16.3 (C/N) - Total Actual (dB) 11.2 6.1 (C/N) - Total Required (dB) 6.1 6.1 Excess Margin (dB) 5.1 0.0 Availability (%) N/A 99.97


Document Created: 2005-06-09 13:27:22
Document Modified: 2005-06-09 13:27:22
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