Mauro Carvalho Chehab ha scritto: > Receiving sat signals without dishes? From some trials we had on a telco > I used to work, You would need to use a network of low-orbit satellites, > carefully choosing the better frequencies and it will provide you > low bandwidth. I also believed this, but their use geostationary orbit [1] and terrestrial devices handly and without dishes [2] [3]. I belive they should rely on some very robust modulation e channel coding, but unfortunately I didn't find any specification. Lorenzo [1]http://en.wikipedia.org/wiki/XM_Satellite_Radio [2]http://shop.xmradio.com/xm/ctl10600/cp49770/si4025808/cl1/xmp3_portable_radio_with_home_kit [3]http://shop.xmradio.com/xm/ctl10600/cp56879/si4343009/cl1/xm_direct_2
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