Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
telephone switch
|
| gptkbp:ceased_operations |
early 2000s
|
| gptkbp:component |
memory unit
central processor line and trunk interface reed relay crosspoint matrix |
| gptkbp:controls |
stored program control
|
| gptkbp:developedBy |
gptkb:Bell_Labs
|
| https://www.w3.org/2000/01/rdf-schema#label |
1ESS switch
|
| gptkbp:introducedIn |
1965
|
| gptkbp:locationOfFirstDeployment |
gptkb:Succasunna,_New_Jersey
|
| gptkbp:notableFor |
first large-scale electronic switching system in the US
|
| gptkbp:replacedBy |
electromechanical switching systems
|
| gptkbp:successor |
gptkb:2ESS_switch
gptkb:5ESS_switch |
| gptkbp:technology |
electronic switching system
|
| gptkbp:usedBy |
gptkb:AT&T
gptkb:Bell_System |
| gptkbp:usedFor |
telephone call switching
|
| gptkbp:usedIn |
gptkb:public_switched_telephone_network
|
| gptkbp:bfsParent |
gptkb:5ESS_Switch
|
| gptkbp:bfsLayer |
6
|