IT7921963A0 - DEVICE FOR CARRYING OUT SWITCHING OPERATIONS IN TELEPHONE SYSTEMS, ESPECIALLY IN DERIVATIVE TELEPHONE SYSTEMS. - Google Patents

DEVICE FOR CARRYING OUT SWITCHING OPERATIONS IN TELEPHONE SYSTEMS, ESPECIALLY IN DERIVATIVE TELEPHONE SYSTEMS.

Info

Publication number
IT7921963A0
IT7921963A0 IT7921963A IT2196379A IT7921963A0 IT 7921963 A0 IT7921963 A0 IT 7921963A0 IT 7921963 A IT7921963 A IT 7921963A IT 2196379 A IT2196379 A IT 2196379A IT 7921963 A0 IT7921963 A0 IT 7921963A0
Authority
IT
Italy
Prior art keywords
telephone systems
carrying
derivative
switching operations
out switching
Prior art date
Application number
IT7921963A
Other languages
Italian (it)
Other versions
IT1112432B (en
Original Assignee
Siemens Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of IT7921963A0 publication Critical patent/IT7921963A0/en
Application granted granted Critical
Publication of IT1112432B publication Critical patent/IT1112432B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • 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
    • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
IT21963/79A 1978-04-21 1979-04-19 DEVICE FOR CARRYING OUT SWITCHING OPERATIONS IN TELEPHONE SYSTEMS, ESPECIALLY IN TELEPHONE DERIVATIVE SYSTEMS IT1112432B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2817567A DE2817567C2 (en) 1978-04-21 1978-04-21 Process for handling switching processes in telephone systems, in particular telephone private branch exchanges

Publications (2)

Publication Number Publication Date
IT7921963A0 true IT7921963A0 (en) 1979-04-19
IT1112432B IT1112432B (en) 1986-01-13

Family

ID=6037715

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21963/79A IT1112432B (en) 1978-04-21 1979-04-19 DEVICE FOR CARRYING OUT SWITCHING OPERATIONS IN TELEPHONE SYSTEMS, ESPECIALLY IN TELEPHONE DERIVATIVE SYSTEMS

Country Status (6)

Country Link
AT (1) AT381203B (en)
CH (1) CH650372A5 (en)
DE (1) DE2817567C2 (en)
FR (1) FR2423942A1 (en)
GB (1) GB2019697B (en)
IT (1) IT1112432B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2818931C3 (en) * 1978-04-28 1981-07-30 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for centrally controlled telephone exchange systems, in particular telephone branch exchange systems with a speech path coupling network
US4965721A (en) * 1987-03-31 1990-10-23 Bull Hn Information Systems Inc. Firmware state apparatus for controlling sequencing of processing including test operation in multiple data lines of communication
US4882699A (en) * 1988-09-19 1989-11-21 International Business Machines Corp. Communications network routing and management system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2543029C3 (en) * 1975-09-26 1982-09-09 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for a terminal which controls a large number of functions and can be connected to a telephone system
DE2602159B2 (en) * 1976-01-21 1980-11-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with switching networks and with central and partially central facilities
DE2647404C2 (en) * 1976-10-20 1978-08-03 Siemens Ag, 1000 Berlin Und 8000 Muenchen Circuit arrangement for centrally controlled telecommunications switching systems with a central control unit and partial controls
DE2724077B2 (en) * 1977-05-27 1980-09-25 Siemens Ag, 1000 Berlin Und 8000 Muenchen Arrangement for handling switching processes in telephone systems, in particular telephone branch exchange systems

Also Published As

Publication number Publication date
FR2423942B1 (en) 1982-06-04
GB2019697B (en) 1982-03-10
AT381203B (en) 1986-09-10
ATA295779A (en) 1986-01-15
IT1112432B (en) 1986-01-13
FR2423942A1 (en) 1979-11-16
GB2019697A (en) 1979-10-31
CH650372A5 (en) 1985-07-15
DE2817567C2 (en) 1983-12-29
DE2817567A1 (en) 1979-10-31

Similar Documents

Publication Publication Date Title
IT7829241A0 (en) CALL TRANSFER EQUIPMENT FOR COMMUNICATION SYSTEMS.
NL151876B (en) SWITCH EXCHANGE, ESPECIALLY TELEPHONE EXCHANGE FOR CONTINUOUS TRAFFIC.
IT8123750A0 (en) ELECTRONIC SWITCHING DEVICE, ANALOGUE TYPE.
IT7920905V0 (en) CONNECTION BLOCKS FOR TELEPHONE SYSTEMS.
IT8122327A0 (en) ARTICULATING DEVICE FOR SCISSORS, ESPECIALLY HAIRDRESSING SCISSORS.
NL167825C (en) DISTRIBUTION SYSTEM FOR TELECOMMUNICATIONS, IN PARTICULAR TELEPHONE EQUIPMENT.
NL171116C (en) SWITCHING DEVICE FOR A TIME MULTIPLEX COMMUNICATION SYSTEM.
IT7921963A0 (en) DEVICE FOR CARRYING OUT SWITCHING OPERATIONS IN TELEPHONE SYSTEMS, ESPECIALLY IN DERIVATIVE TELEPHONE SYSTEMS.
IT7919423A0 (en) INDIRECT CONTROL SWITCHING SYSTEM, ESPECIALLY FOR TELEPHONY.
IT7825006A0 (en) TELEPHONE. SWITCHING SEGMENT FOR SWITCHING SYSTEMS
IT7921966A0 (en) DEVICE TO CARRY OUT SWITCHING OPERATIONS IN TELEPHONE SYSTEMS, ESPECIALLY IN DERIVATIVE TELEPHONE SYSTEMS, WITH AN OPERATOR'S PLACE.
IT7831126A0 (en) DEVICE FOR CARRYING OUT SWITCHING OPERATIONS IN TELEPHONE SYSTEMS, ESPECIALLY IN DERIVATIVE TELEPHONE SYSTEMS, VIA INTERCONNECTION LINES.
IT7831258A0 (en) LINE TRANSFER FOR RADIO TELEPHONE SYSTEMS.
IT8123917A0 (en) DEVICE FOR ANNOUNCEMENT TEXT TO BE TRANSMITTED IN TELECOMMUNICATIONS SYSTEMS, ESPECIALLY FOR TELEPHONE SYSTEMS.
IT7925868A0 (en) CONSTRUCTION ELEMENT FOR DISTRIBUTION DEVICES, SPECIFICALLY FOR DISTRIBUTION STRIPS IN TELEPHONE SYSTEMS.
IT993285B (en) ELECTRONIC CONSTRUCTION COMPLEX SPECIES FOR TELEPHONE SWITCHING SYSTEMS
IT7823260A0 (en) ANTI-WHISTLING DEVICE IN TELECOMMUNICATION SWITCHING SYSTEMS.
IT7925873A0 (en) DEVICE TO CARRY OUT SWITCHING OPERATIONS DEPENDENT ON A CERTAIN SDIVISION OF THE MEMORIES IN A TELEPHONE SWITCHING SYSTEM WITH CENTRALIZED CONTROLS, SPECIFICALLY IN A TELEPHONE SYSTEM DERIVED WITH CENTRALIZED CONTROLS.
NL7810400A (en) CIRCUIT FOR CONTROLLING SUBSCRIPTION SERVICES OF A TELECOMMUNICATIONS SYSTEM, ESPECIALLY TELEPHONY SWITCHING SYSTEM.
IT1148923B (en) CONTROLLED PULSE AMPLIFIERS, IN PARTICULAR FOR IRRIGATION SYSTEMS
IT7822405V0 (en) PERFECTED DISPENSER DEVICE, PARTICULARLY FOR WATER SYSTEMS.
IT7826499A0 (en) STATION FOR TELECOMMUNICATION OPERATIONS.
NL164448C (en) SWITCHING DEVICE FOR A TELECOMMUNICATIONS STATION, IN PARTICULAR A TELEPHONE STATION.
IT7824746A0 (en) IMPROVEMENTS IN SUBMERSIBLE PUMPING SYSTEMS, PARTICULARLY FOR DREDGED MATERIAL.
IT8021019A0 (en) DEVICE FOR TELEPHONE SYSTEMS, ESPECIALLY FOR DERIVATIVE TELEPHONE SYSTEMS, IN WHICH A SECOND ACOUSTIC SIGNAL TRANSMITTED BACKWARDS IS EVALUATED (INTERNATIONAL ACOUSTIC SIGNAL).