GB1181183A - Automatic Telecommunication Exchange - Google Patents
Automatic Telecommunication ExchangeInfo
- Publication number
- GB1181183A GB1181183A GB173468A GB173468A GB1181183A GB 1181183 A GB1181183 A GB 1181183A GB 173468 A GB173468 A GB 173468A GB 173468 A GB173468 A GB 173468A GB 1181183 A GB1181183 A GB 1181183A
- Authority
- GB
- United Kingdom
- Prior art keywords
- marking
- matrix
- junctor
- row
- relays
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Telephonic Communication Services (AREA)
- Telephone Function (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6701054A NL164174C (nl) | 1967-01-23 | 1967-01-23 | Automatisch schakelstelsel. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1181183A true GB1181183A (en) | 1970-02-11 |
Family
ID=19799088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB173468A Expired GB1181183A (en) | 1967-01-23 | 1968-01-11 | Automatic Telecommunication Exchange |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT303128B (cs) |
| BE (1) | BE709716A (cs) |
| CH (1) | CH491570A (cs) |
| DE (1) | DE1562123B2 (cs) |
| ES (1) | ES349646A1 (cs) |
| FR (1) | FR1565456A (cs) |
| GB (1) | GB1181183A (cs) |
| IE (1) | IE31883B1 (cs) |
| NL (1) | NL164174C (cs) |
| NO (1) | NO132127C (cs) |
-
1967
- 1967-01-23 NL NL6701054A patent/NL164174C/xx not_active IP Right Cessation
-
1968
- 1968-01-11 GB GB173468A patent/GB1181183A/en not_active Expired
- 1968-01-18 IE IE6168A patent/IE31883B1/xx unknown
- 1968-01-19 AT AT55868A patent/AT303128B/de not_active IP Right Cessation
- 1968-01-20 DE DE1968J0035553 patent/DE1562123B2/de active Granted
- 1968-01-23 NO NO29168A patent/NO132127C/no unknown
- 1968-01-23 FR FR1565456D patent/FR1565456A/fr not_active Expired
- 1968-01-23 CH CH109168A patent/CH491570A/de not_active IP Right Cessation
- 1968-01-23 BE BE709716D patent/BE709716A/xx not_active IP Right Cessation
- 1968-01-23 ES ES349646A patent/ES349646A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES349646A1 (es) | 1969-04-01 |
| DE1562123A1 (de) | 1970-02-19 |
| IE31883B1 (en) | 1973-02-07 |
| NO132127B (cs) | 1975-06-09 |
| BE709716A (cs) | 1968-07-23 |
| NL6701054A (cs) | 1968-07-24 |
| DE1562123B2 (de) | 1976-12-16 |
| AT303128B (de) | 1972-11-10 |
| IE31883L (en) | 1968-07-23 |
| FR1565456A (cs) | 1969-05-02 |
| NO132127C (cs) | 1975-09-17 |
| CH491570A (de) | 1970-05-31 |
| NL164174C (nl) | 1980-11-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1503540A (en) | Matrix module and switching network | |
| GB1043216A (en) | Electronic switching control circuit | |
| US2421919A (en) | Telephone routing system | |
| GB897677A (en) | Improvements in or relating to circuit arrangements for selecting and establishing a free connection path through a plurality of stages of non-numerical switches | |
| US3129293A (en) | Automatic telecommunication switching systems | |
| GB1181183A (en) | Automatic Telecommunication Exchange | |
| US3423539A (en) | Automatic telephone exchange switching systems | |
| GB1034564A (en) | Electrical circuit arrangements including switching units operated by electrical marking signals | |
| FI60476B (fi) | Relaematris i synnerhet tungrelaematris foer vaeljarnaet | |
| US4231017A (en) | Switching matrix equipment having a series circuit of relay coil and self-holding diode at each crosspoint | |
| US2699467A (en) | Telephone system and a relayless line circuit and circuits in cooperation therewith for extending a call | |
| GB1120651A (en) | Improvements in or relating to telecommunication exchange systems | |
| GB938684A (en) | Electrical switching matrix | |
| US2471415A (en) | Telephone calling line identification system | |
| US3488459A (en) | Checking connections in switching grids | |
| GB617932A (en) | Improvements in telephone switching systems | |
| US3536847A (en) | Crosspoint operating circuit | |
| US3723660A (en) | Switching circuit arrangement for cross-wire control apparatus for communication system | |
| GB910459A (en) | Improvements in or relating to automatic telecommunication exchanges | |
| US3519754A (en) | Control circuit for multistage crosspoint network | |
| US3729709A (en) | Control and identification device | |
| GB1101022A (en) | Circuit arrangement to establish testing connections in telecommunication, particularly telephone exchange systems which have switching grids, controlled by markers | |
| GB991176A (en) | An automatic telephone system | |
| US1091193A (en) | Telephone-exchange system. | |
| US1600443A (en) | Telephone-exchange system |