3 ms·

I bet they don't, because they didn't know about it or didn't think of it. I know GPS is a slow repeating stream (the ephemeris repeats every 30 seconds and th

by inigyou 3mo ago

I bet they don't, because they didn't know about it or didn't think of it. I know GPS is a slow repeating stream (the ephemeris repeats every 30 seconds and the almanac every 12.5 minutes) but that probably came before fountain codes.

cwmoore 3mo ago
Speculation about the past is probably unnecessary. Reed-Solomon/erasure codes have been in operations since the 1960s https://en.wikipedia.org/wiki/Reed%E2%80%93Solomon_error_correction https://en.wikipedia.org/wiki/Reed%E2%80%93Solomon_error_cor...
- inigyou 3mo ago
  Although a repetition of any high-rate erasure code can act similarly to a fountain code, they aren't classed as such.
  - inigyou 3mo ago
    (or is it low-rate? one of those)