A signal transmission device including an input for receiving an input electrical signal containing a succession of pulses. The input signal has a high data rate, preferably in excess of 10 gigabits per second. The signal is split in two identical specimens, referred to as first signal and second signal...http://www.google.com/patents/US6239637?utm_source=gb-gplus-sharePatent US6239637 - Method and apparatus for transmitting an electrical signal featuring pulse edge compression