ES307420A1 - Una disposicion de red conmutadora para ser usada en una central de telecomunicaciones - Google Patents
Una disposicion de red conmutadora para ser usada en una central de telecomunicacionesInfo
- Publication number
- ES307420A1 ES307420A1 ES0307420A ES307420A ES307420A1 ES 307420 A1 ES307420 A1 ES 307420A1 ES 0307420 A ES0307420 A ES 0307420A ES 307420 A ES307420 A ES 307420A ES 307420 A1 ES307420 A1 ES 307420A1
- Authority
- ES
- Spain
- Prior art keywords
- transistors
- wire
- speech
- photo
- trc
- 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
- 239000003550 marker Substances 0.000 abstract 1
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
- H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
- H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H67/00—Electrically-operated selector switches
- H01H67/22—Switches without multi-position wipers
- H01H67/26—Co-ordinate-type selector switches not having relays at cross-points but involving mechanical movement, e.g. cross-bar switch, code-bar switch
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL302535 | 1963-12-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES307420A1 true ES307420A1 (es) | 1965-04-16 |
Family
ID=19755325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES0307420A Expired ES307420A1 (es) | 1963-12-24 | 1964-12-22 | Una disposicion de red conmutadora para ser usada en una central de telecomunicaciones |
Country Status (7)
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5327087B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-10-27 | 1978-08-05 | ||
DE4141183A1 (de) * | 1991-12-13 | 1993-06-17 | Stefan Ulreich | Elektronische koppelfeldanordnung |
-
0
- NL NL302535D patent/NL302535A/xx unknown
- BE BE657474D patent/BE657474A/xx unknown
-
1964
- 1964-12-19 DE DE1964N0025996 patent/DE1266354B/de active Pending
- 1964-12-21 AT AT1078264A patent/AT245060B/de active
- 1964-12-21 GB GB5182264A patent/GB1096243A/en not_active Expired
- 1964-12-21 CH CH1647164A patent/CH419249A/de unknown
- 1964-12-22 ES ES0307420A patent/ES307420A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL302535A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
AT245060B (de) | 1966-02-10 |
CH419249A (de) | 1966-08-31 |
BE657474A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
GB1096243A (en) | 1967-12-20 |
DE1266354B (de) | 1968-04-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1013594A (en) | Improvements in communication switching systems | |
AT238777B (de) | Schaltungsanordnung zur Auswahl von Verbindungswegen in mehrstufigen Koppelfeldern in Fernmelde-, insbesondere Fernsprechanlagen | |
GB1043216A (en) | Electronic switching control circuit | |
ES307420A1 (es) | Una disposicion de red conmutadora para ser usada en una central de telecomunicaciones | |
GB737890A (en) | Improvements in or relating to automatic telecommunication exchange | |
SE327219B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
GB996147A (en) | Improvements in or relating to circuit arrangements for marker-control telecommunications exchanges | |
GB1456250A (en) | Matrix control circuit | |
ES324839A1 (es) | Disposicion de circuito para instalaciones de enlace de telecomunicaciones, particularmente para instalaciones telefonicas, con campos de acoplamiento. | |
BE609823A (fr) | Système de commutation téléphonique intégré. | |
CH467567A (de) | Schaltungsanordnung in Fernmelde-, insbesondere Fernsprechvermittlungsanlagen | |
NL142556B (nl) | Telefoonschakelstelsel met pbx-centrales. | |
US2972020A (en) | Cross bar system automatic telephone exchange | |
CH405433A (de) | Schaltanordnung in einer automatischen Fernmelde-, insbesondere Telephonanlage | |
GB910459A (en) | Improvements in or relating to automatic telecommunication exchanges | |
GB1165526A (en) | Improvements in or relating to Automatic Telephone Exchanges | |
CH427920A (de) | Schaltungsanordnung für Fernmeldevermittlungsanlagen, insbesondere Fernsprechvermittlungsanlagen, mit mehrstufigen Koppelfeldern | |
GB1130982A (en) | Improvements in or relating to telecommunications exchange systems | |
GB890237A (en) | Improvements in or relating to crossbar switch selectors | |
GB1041009A (en) | Marker for multi-stage crosspoint arrangement in telecommunication, particularly telephone exchange systems | |
ES261371A2 (es) | Mejoras en o relativas a centrales de telecomunicaciën | |
AT282699B (de) | Schaltungsanordnung zur Ableitung von Steuerungsinformationen in Fernmelde-, insbesondere Fernsprechvermittlungsanlagen mit zentral gesteuertem Koppelfeld | |
GB896696A (en) | Automatic telecommunication exchanges | |
CH381285A (de) | Schaltungsanordnung zur Vermittlung von Verbindungen von Teilnehmern in einer Selbstwählanlage, insbesondere in einer Fernsprechanlage | |
CH414764A (de) | Mehrstufige Koppelanordnung für Fernmelde-, insbesondere Fernsprech- Vermittlungsanlagen |