At 11:43 PM 9/24/98 -0700, [email protected] wrote:
>
> In modern systems (i.e. Ka-band), forward error correction (FEC), such
> as Reed-Soloman coding, is used to correct link errors including those
> caused by rain fading. ......Once the errors reach a certain density
the link FEC
> cannot correct them and the link is down until the rain cell moves out
> of the beam area and the power increases.
>
Correct. Basically, the question for FEC systems using Block Codes such as
Reed-Solomon codes is what are the availability statistics rather than what
are the error statistics.
Will
*********************************************
William D. Ivancic
NASA Lewis Research Center
21000 Brookpark Rd. MS 54-8
Cleveland, Ohio 44135
USA
Phone: 1 216 433 3494
FAX: 1 216 433 8705
Email: [email protected]
[email protected]
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