DE2045171A1 - Schaltungsanordnung mit mehreren Gruppen von Registern und Steuersätzen für Fernmelde , insbesondere Fernsprechvermittlungsanlagen
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Schaltungsanordnung mit mehreren Gruppen von Registern und Steuersätzen für Fernmelde , insbesondere Fernsprechvermittlungsanlagen
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Allen Alhster Hertford Hertfordshire Claxton (Großbritannien)
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International Standard Electric Corp
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International Standard Electric Corp
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Publication of DE2045171A1publicationCriticalpatent/DE2045171A1/de
H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
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Engineering & Computer Science
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Computer Networks & Wireless Communication
(AREA)
Exchange Systems With Centralized Control
(AREA)
DE197020451711969-09-181970-09-12Schaltungsanordnung mit mehreren Gruppen von Registern und Steuersätzen für Fernmelde , insbesondere Fernsprechvermittlungsanlagen
PendingDE2045171A1
(de)
Schaltungsanordnung zur Herstellung von vierdrähtigen Gesprächsverbindungen und zur Durchführung von Ton- und Rufanschaltvorgängen in einer zweistufigen ZeH-Multiplex-Fernsprechvermittlungsanlage