An electronic digital signal cross-connect system (EDSX) is provided which includes a plurality of input terminals for respectively receiving bipolar 3-level input signals having a predetermined bit rate, and a plurality of output terminals for respectively providing bipolar 3-level output signals having...http://www.google.fr/patents/US5193087?utm_source=gb-gplus-shareBrevet US5193087 - Electronic digital cross-connect system having bipolar violation transparency
Electronic digital cross-connect system having bipolar violation transparency
