What is Binary to M-aray Conversion?

[Girly_girl]

Hello

What is meant by Binary to M-aray Conversion? and Why do we use binary to M-aray conversion in communication system?

Thanks

 

[ckshivaram]

**broken link removed**

---------- Post added at 21:43 ---------- Previous post was at 21:34 ----------

Binary and -ary notation

Digital-to-analog converter employing binary-weighted transistor array

 

[Girly_girl]

Hello
Many thanks for your quick response.
This link talk about the M-aray modulation.. but i want to know what is the binary to m-aray conversion..and why do they use it in comm systems?