Patent EP0111114A2 successfully refreshed from Google Patents.
← Back to Patent Explorer
EP0111114A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Circuit arrangement for a telephone exchange, expecially a private branch exchange with additional data communication

Assignee: Tenovis GmbH and Co KG
•
Filing: 1983-10-19
•
Granted: —
•
Expires: 2003-10-19
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract Translated from German Zur Abwicklung eines zusätzlichen Datenverkehrs, beispielsweise mit Fernschreibern, in einer Fernsprechnebenstellenanlage ist ein besonderer Koppelfeldteil vorgesehen, an welchem die Anschlußschaltungen für interne und externe Anschlußleitungen angeschlossen sind. Der besondere Koppelfeldteil und die Anschlußschaltungen sind außerdem mit der Steuereinrichtung der Fernsprechnebenstellenanlage verbunden. In order to handle additional data traffic, for example with teleprinters, in a private branch exchange, a special switching matrix part is provided, to which the connection circuits for internal and external connection lines are connected. The special switching matrix part and the connection circuits are also connected to the control device of the private branch exchange.

Inventors

  • 👤 Arthur Ing. Grad. Kessler
  • 👤 Helmut Ing. Grad. Bohland
  • 👤 Gerhard Dipl.-Ing. Leicher
  • 👤 Helmut Dipl.-Ing. Reichel
  • 👤 Udo Dipl.-Ing. Heussner
  • 👤 Harald Dipl.-Ing. Theis

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-10 02:22
CPC Classifications
H; H04; H04M; H04M11/00; H04M11/06; H04Q; H04Q3/00; H04Q3/58; H04Q3/62; H04Q3/625

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Maintenance schedule is calculated for granted US utility patents.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag