...G.SHDSL Economy and Etherlink II modems only know two PAM modes (16 and 32), EtherlinkIV works with PAM modes from 4 to 128. Although the PAM mode does not directly affect the transmission speed, it is, however, crucial to it. The speed is dir...
...TDM stands for Time Division Multiplexing and is based on the idea to subdivide time (e.g. one second) into many smaller units. • An information unit can now be transmitted separately in each of these units. The information units need not be in a...