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оригинального документа
: http://www.naic.edu/~phil/rfi/sat/gnss_rfi_1200_1300Mhz.html
Дата изменения: Wed Aug 13 22:28:49 2014 Дата индексирования: Mon Apr 11 12:47:36 2016 Кодировка: Поисковые слова: m 11 |
Intro
Some examples of the rfi
Global navigation satellite cause interference
in the frequency range 1165 - 1300 Mhz. These satellite system
include:
satellite |
carrier |
Notes |
GPS L2 |
1227.6 |
|
glonass overview(.pdf) |
1246 + k*Fs k=-7 to 13 Fs=437.5 KHz L1 1602 + n*.5625 n=-7.. + 6 n=satellite channel freq # |
|
compass-2 |
1268.52 |
|
galileo |
E5a 1176.45 E5B 1207.14 E6A,E6B-1278.75 E2 L1 E1 1575.42 |
|
Project a2030 (galfacts) took data on 24feb09
from 19:00 to 22:00 hrs (AST). Their setup was:
images:
Dynamic
spectra
file_100 with strong GPS L2 and 1227.6 MHz. (.gif):
Dynamic
spectra
file 23 with glonass and compass (.gif):
Plots:
GPS L2 plots (.ps) (.pdf)processing: x101/090316/rfiL2.pro