Explained: Gallager codes
Thursday, January 21, 2010 - 16:14
in Physics & Chemistry
In the 1948 paper that created the field of information theory, MIT grad (and future professor) Claude Shannon threw down the gauntlet to future generations of researchers. In those predigital days, communications channels - such as phone lines or radio bands - were particularly susceptible to the electrical or electromagnetic disruptions known as `noise.`