Re:IEEE P802.3bz Approval for 2.5G/5G Ethernet
by j-walker on Tuesday October 04, 2016 @12:18PM
(#12636614)
At last year's DesignCon there was a lot of talk about switching to PAM-4 encoding versus the now-standard NRZ. This would almost double the bandwidth given the same clock speed.
NRZ encoding means on a clock tick you either get a 1 or a 0. With PAM-4 a clock tick can be a 0,1,2,or 3.
NRZ encoding means on a clock tick you either get a 1 or a 0. With PAM-4 a clock tick can be a 0,1,2,or 3.