Control unit for a time-division telecommunications exchange

摘要: In an existing time division exchange system the known switching network and connection units are retained, but control of these is taken over by a pair new which replace collection previous such as multi-registers, markers, translators, call charging devices etc. The each comprise multi-register portion dialogue with governing setting up clearing down traffic while performs most communication between rest equipment. microprogrammed machines under "macroprogram" assembled using conventional computer techniques. connected to data processing center via monitoring unit.