At 10Mbits/sec will work with  ordinary cat5 cable, not necessary FTP cable.
LVDS is a good choice. Check the output capacity load and cable impedance match.

Vasile

On 11/27/06, Mike Harrison <mike@whitewing.co.uk> wrote:
> I'm looking at the design of a large video-wall type application & thinking about the optimum data
> transmission method...
>
> Controller will need to send something like 80 simultaneous serial streams of around 8-10mbits/sec
> each over about 20 metres - probably using shielded cat5 cable.
> May be using SPI (with clock gaps for block sync) , so could be 160 channels to send.
> Probably want to connect about 6 receivers to each feed at the far end, receivers within 3m of each
> other.
>
> RS422 would be the obvious choice, but also thinking about lvds, due to lower power, EMI emissions
> and availability of wide transmitter packages.
>
> Any thoughts ?
>
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