IT7820272A0 - CIRCUIT ARRANGEMENT FOR TELECOMMUNICATIONS SWITCHBOARD SYSTEMS, SPECIFICALLY FOR TELEPHONE SWITCHBOARD SYSTEMS, WITH COMMON CONTROL AND INDIVIDUAL CONNECTION DEVICES. - Google Patents
CIRCUIT ARRANGEMENT FOR TELECOMMUNICATIONS SWITCHBOARD SYSTEMS, SPECIFICALLY FOR TELEPHONE SWITCHBOARD SYSTEMS, WITH COMMON CONTROL AND INDIVIDUAL CONNECTION DEVICES.Info
- Publication number
- IT7820272A0 IT7820272A0 IT7820272A IT2027278A IT7820272A0 IT 7820272 A0 IT7820272 A0 IT 7820272A0 IT 7820272 A IT7820272 A IT 7820272A IT 2027278 A IT2027278 A IT 2027278A IT 7820272 A0 IT7820272 A0 IT 7820272A0
- Authority
- IT
- Italy
- Prior art keywords
- switchboard systems
- specifically
- circuit arrangement
- common control
- systems
- Prior art date
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Meter Arrangements (AREA)
- Exchange Systems With Centralized Control (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Time-Division Multiplex Systems (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772706825 DE2706825A1 (en) | 1977-02-17 | 1977-02-17 | CIRCUIT ARRANGEMENT FOR REMOTE COMMUNICATION SYSTEMS, IN PARTICULAR TELEPHONE SWITCHING SYSTEMS, WITH CONNECTING-INDIVIDUAL AND COMMON CONTROL SYSTEMS |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7820272A0 true IT7820272A0 (en) | 1978-02-16 |
IT1092735B IT1092735B (en) | 1985-07-12 |
Family
ID=6001485
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20272/78A IT1092735B (en) | 1977-02-17 | 1978-02-16 | CIRCUIT PROVISION FOR TELECOMMUNICATION CONTROL UNIT INSTALLATIONS, ESPECIALLY FOR TELEPHONE CONTROL UNIT INSTALLATIONS, WITH COMMON COMMAND AND INDIVIDUAL CONNECTION DEVICES |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS53102607A (en) |
AR (1) | AR214120A1 (en) |
DE (1) | DE2706825A1 (en) |
FR (1) | FR2381432A1 (en) |
GB (1) | GB1544793A (en) |
IT (1) | IT1092735B (en) |
NL (1) | NL7801833A (en) |
SE (1) | SE7801879L (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2846722C2 (en) * | 1978-10-26 | 1984-05-24 | Siemens AG, 1000 Berlin und 8000 München | Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with encoded addressable switching devices and an interrogation device common to them |
DE2846721C2 (en) * | 1978-10-26 | 1984-05-30 | Siemens AG, 1000 Berlin und 8000 München | Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with encoded addressable switching devices and an interrogation device common to them |
DE3007422C2 (en) * | 1980-02-27 | 1982-11-25 | Siemens AG, 1000 Berlin und 8000 München | Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with storage means for generating charge counting pulses |
-
1977
- 1977-02-17 DE DE19772706825 patent/DE2706825A1/en not_active Withdrawn
-
1978
- 1978-01-16 GB GB1615/78A patent/GB1544793A/en not_active Expired
- 1978-02-15 FR FR7804248A patent/FR2381432A1/en active Granted
- 1978-02-16 IT IT20272/78A patent/IT1092735B/en active
- 1978-02-16 AR AR271130A patent/AR214120A1/en active
- 1978-02-17 JP JP1751478A patent/JPS53102607A/en active Pending
- 1978-02-17 NL NL7801833A patent/NL7801833A/en not_active Application Discontinuation
- 1978-02-17 SE SE7801879A patent/SE7801879L/en unknown
Also Published As
Publication number | Publication date |
---|---|
AR214120A1 (en) | 1979-04-30 |
GB1544793A (en) | 1979-04-25 |
SE7801879L (en) | 1978-08-18 |
DE2706825A1 (en) | 1978-08-24 |
IT1092735B (en) | 1985-07-12 |
FR2381432A1 (en) | 1978-09-15 |
NL7801833A (en) | 1978-08-21 |
JPS53102607A (en) | 1978-09-07 |
FR2381432B1 (en) | 1981-11-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT7820545A0 (en) | CIRCUIT FOR SUBSCRIBER LINES AND CONNECTIONS FOR SWITCHES. | |
IT1093693B (en) | CIRCUIT PROVISION FOR A FAULT DATA SIGNALING SYSTEM IN TELECOMMUNICATIONS SYSTEMS, ESPECIALLY IN TELEPHONE SYSTEMS | |
IT1075748B (en) | CIRCUIT PROVISION TO EVALUATE STATUS CHANGES ON LINES IN TELECOMMUNICATIONS SYSTEMS, ESPECIALLY IN TELEPHONE SYSTEMS | |
IT1076530B (en) | CIRCUIT PROVISION FOR TELECOMMUNICATIONS SWITCHING SYSTEMS, SPECIES TELEPHONE SWITCHING SYSTEMS WITH SEARCHERS FOR RECEIVING INFORMATION | |
NL7606340A (en) | TELEPHONE SYSTEM WITH TWO SUBSCRIBER DEVICES. | |
IT7820272A0 (en) | CIRCUIT ARRANGEMENT FOR TELECOMMUNICATIONS SWITCHBOARD SYSTEMS, SPECIFICALLY FOR TELEPHONE SWITCHBOARD SYSTEMS, WITH COMMON CONTROL AND INDIVIDUAL CONNECTION DEVICES. | |
IT1097186B (en) | CIRCUIT PROVISION FOR A SWITCHING SYSTEM, ESPECIALLY FOR A TELEPHONE SWITCHING SYSTEM, WITH INDIRECT CONTROL | |
CH613326A5 (en) | Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with switching networks and with central and partially central devices | |
IT7825006A0 (en) | TELEPHONE. SWITCHING SEGMENT FOR SWITCHING SYSTEMS | |
DE2964274D1 (en) | Circuit arrangement for telephonic switching systems, particularly private branch exchanges, with auxiliary data traffic, e.g. with teleprinters | |
IT7829395A0 (en) | CIRCUIT ARRANGEMENT FOR TELECOMMUNICATION SWITCHING SYSTEMS, ESPECIALLY FOR TELEPHONE SWITCHING SYSTEMS, WITH OPERATING STATE MEMORIES AND REPRODUCTION EQUIPMENT. | |
IT7830438A0 (en) | CIRCUIT ARRANGEMENT FOR SHORT SELECTION IN A TELECOMMUNICATION SWITCHING SYSTEM, ESPECIALLY IN A TELEPHONE SWITCHING SYSTEM. | |
IT7828249A0 (en) | SWITCHING SYSTEMS CIRCUIT ARRANGEMENT FOR TELEPHONE, WITH SWITCHING SYSTEMS DEVICES FOR SWITCHING TO WHICH THEY ARE TELECOMMUNICATIONS, ESPECIALLY FOR ASSOCIATED EXPLORATION DEVICES IN COMMON. | |
IT8123917A0 (en) | DEVICE FOR ANNOUNCEMENT TEXT TO BE TRANSMITTED IN TELECOMMUNICATIONS SYSTEMS, ESPECIALLY FOR TELEPHONE SYSTEMS. | |
IT7828165A0 (en) | SWITCHING DEVICES. CIRCUIT ARRANGEMENT FOR TELECOMMUNICATION SWITCHING SYSTEMS, SPECIFICALLY FOR TELEPHONE SWITCHING SYSTEMS, WITH SWITCHING DEVICES INDIVIDUALLY ASSIGNED TO THE CONNECTIONS AND WITH PARTIALLY CENTRALIZED CONTROL DEVICES ASSOCIATED WITH THESE | |
IT7826491A0 (en) | CIRCUIT ARRANGEMENT FOR TELECOMMUNICATION SWITCHING SYSTEMS, ESPECIALLY FOR TELEPHONE SWITCHING SYSTEMS, WITH VARIABLE COOPERATIVE DEVICES. | |
IT993395B (en) | ELECTRICAL OR ELECTRONIC COUPLING DEVICE FOR COMMUTATION SYSTEMS FOR TELECOMMUNICATIONS SPECIALLY FOR TELEPHONE SWITCHING SYSTEMS | |
IT7823260A0 (en) | ANTI-WHISTLING DEVICE IN TELECOMMUNICATION SWITCHING SYSTEMS. | |
IT1084629B (en) | CIRCUIT ARRANGEMENT FOR CENTRAL AUTOMATIC DIALERS USEFUL TO FORM EXTERNAL AUTOMATIC CONNECTIONS IN TELECOMMUNICATIONS SYSTEMS, ESPECIALLY IN TELEPHONE SYSTEMS. | |
AT345901B (en) | CIRCUIT ARRANGEMENT FOR REMOTE COMMUNICATION SYSTEMS, IN PARTICULAR TELEPHONE SWITCHING SYSTEMS | |
IT7826709A0 (en) | EPR DEVICE TO PROVIDE CALL CURRENT IN TELECOMMUNICATIONS SYSTEMS WITH CENTRALIZED CONTROLS, ESPECIALLY IN TELEPHONE SWITCHING SYSTEMS. | |
IT7823962A0 (en) | OVERVOLTAGE LIMITING DEVICE FOR ELECTRONIC TELEPHONE SYSTEMS. | |
IT1067800B (en) | CIRCUIT PROVISION FOR TELECOMMUNICATIONS SWITCHING SYSTEMS, ESPECIALLY FOR TELEPHONE SWITCHING SYSTEMS, WITH REVERSIBLE GROUPING COUPLING FIELDS | |
IT1068600B (en) | CIRCUIT PROVISION FOR TELECOMMUNICATIONS SWITCHING SYSTEMS SPECIES FOR TELEPHONE SWITCHING SYSTEMS WITH USER SEARCHERS | |
IT1101398B (en) | DEVICE TO CARRY OUT SWITCHING OPERATIONS IN TELEPHONE SYSTEMS, ESPECIALLY IN DERIVED TELEPHONE SYSTEMS, WITH A CENTRAL CONTROL DEVICE AND WITH ADDITIONAL CENTRAL, DECENTRALIZED AND PERIPHERAL DEVICES TO FORM INTERNAL CONNECTIONS WITH THIRD USER EQUIPMENT |