i was reading abt digital modulation techniques .i read smwhere "NRZ bipoalr signal"........

What does NRZ stand for?

i would b greatful for any help!!!!!!

 

Hello,

NRZ stands for non return to zero.
See this link for more info :
http://deptinfo.cnam.fr/Enseignement/Memoires/LUSTEAU.Franck/Pages/Les_codages.htm
Unfortunately it is in french, but the drawing will tell a lot.

Greetings,
Bertus

 

Here is a link to the WIkipedia article - http://en.wikipedia.org/wiki/Non-return-to-zero.

 

Thanks for the help.....