A method of encoding audio signals. A-law is the most common within Europe. ATM (Asynchronous Transfer Mode) LAN and WAN scaleable networking technology
Edit / A method of digitally encoding analogue signals that is used mostly in the USA. It is similar to another encoding scheme called uLaw, but uses different amplitude table mappings making it incompatible with uLaw encoding.
The PCM coding and companding standard used in Europe.