Your Voice -- Readers Comments
We received an email from reader Jeff Goldberg with a correction to our April 12, 2007 report regarding our coverage of Digital Fountain's forward error correction (FEC) technology in the DVB IPTV standard.
Jeff wrote: "We haven't spoken for a long time, but as one of the key contributors to the DVB IPTV standard, I would like to correct your April report. The optional FEC within the DVB IPI standard consists of a unique hybrid of 1D Pro-MPEG compatible COP3 FEC and the 2D Raptor codes, although other codes can be used. Only the 1D is mandatory, so strictly whilst DF's Raptor technology has been adopted, it is an option within an option..."