A signal transmission system for transmitting data over a signal transmission line without requiring precharging said signal transmission line for every bit, by eliminating an intersymbol interference component introduced by preceding data, wherein:
- said signal transmission line comprises a plurality of switchable signal transmission lines organized in a branching structure or a hierarchical structure, at least one target unit from which to read data is connected to each of a plurality of said switchable signal transmission lines, and a readout circuit including a circuit for eliminating said intersymbol interference component is connected to said signal transmission line, said readout circuit being a circuit employing a partial-response detection method to correct the intersymbol interference component elimination when switching said signal transmission line;
- and
- said intersymbol interference component elimination circuit reduces noise introduced when said signal transmission line is switched between said plurality of switchable signal transmission lines, and thereby provides a smooth intersymbol interference component elimination operation when said signal transmission line is switched.