Attachment Schedule S DOC 4

This document pretains to SAT-LOI-20110914-00180 for Letter of Intent on a Satellite Space Stations filing.

IBFS_SATLOI2011091400180_917413

Link Parameters Units 17M9G7W Uplink frequency GHz 13.88 Downlink frequency GHz 11.07 User data rate kbit/s 19112 Modulation QPSK Total coding rate 0.641 Carrier bandwidth kHz 17900 Uplink: Nominal E/S e.i.r.p. per carrier dBW 65.8 Earth station diameter m 4.5 Earth station gain dBi 54.5 Uplink input power per carrier dBW 11.3 Uplink input power density dBW/Hz -61.2 Atmospheric loss dB 0.2 Free space path loss dB 207.0 G/T satellite (-3dB contour) dB/K 3.9 C/N thermal uplink dB 18.5 C/I XPOL, ACI, IM, ASI dB 20.1 C/(N+I) uplink dB 16.2 Downlink: Satellite e.i.r.p. per carrier (-3dB contour) dBW 40.7 Atmospheric loss dB 0.1 Free space path loss dB 205.0 Earth station diameter m 1.5 Earth station gain dBi 43.0 Noise temperature K 105.0 Earth station G/T dB/K 22.8 C/N thermal downlink dB 14.4 C/I XPOL, ACI, IM, ASI dB 12.7 C/(N+I) downlink dB 8.4 Overall: C/(N+I) overall dB 7.8 C/(N+I) required dB 3.9 Margin dB 3.9


Document Created: 2011-09-19 09:15:53
Document Modified: 2011-09-19 09:15:53
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