GB949816A - Improvements in or relating to circuit arrangements for automatic switching systems - Google Patents

Improvements in or relating to circuit arrangements for automatic switching systems

Info

Publication number
GB949816A
GB949816A GB3690162A GB3690162A GB949816A GB 949816 A GB949816 A GB 949816A GB 3690162 A GB3690162 A GB 3690162A GB 3690162 A GB3690162 A GB 3690162A GB 949816 A GB949816 A GB 949816A
Authority
GB
United Kingdom
Prior art keywords
photo
relay
light source
series
horizontal
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
Application number
GB3690162A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB949816A publication Critical patent/GB949816A/en
Expired legal-status Critical Current

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
    • H04Q3/52—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electronic Switches (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
GB3690162A 1961-10-02 1962-09-28 Improvements in or relating to circuit arrangements for automatic switching systems Expired GB949816A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL269833 1961-10-02

Publications (1)

Publication Number Publication Date
GB949816A true GB949816A (en) 1964-02-19

Family

ID=19753322

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3690162A Expired GB949816A (en) 1961-10-02 1962-09-28 Improvements in or relating to circuit arrangements for automatic switching systems

Country Status (5)

Country Link
BE (1) BE623078A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH395199A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1218533B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB949816A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL269833A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1276109B (de) * 1966-08-24 1968-08-29 Telefunken Patent Koppelfeld fuer Fernmeldeeinrichtungen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT179323B (de) * 1952-07-22 1954-08-10 Siemens Ag Schaltung für koordinatenmäßig angeordnete Leitungen
DE1036933B (de) * 1957-01-14 1958-08-21 Siemens Ag Schaltungsanordnung zur Vermeidung von Doppelverbindungen in Koordinatenwaehlern
BE570716A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1957-08-30
FR1298882A (fr) * 1960-09-01 1962-07-13 Ass Elect Ind Perfectionnements aux systèmes de commutation automatique des télécommunications

Also Published As

Publication number Publication date
CH395199A (de) 1965-07-15
NL269833A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE623078A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE1218533B (de) 1966-06-08

Similar Documents

Publication Publication Date Title
GB1167741A (en) Photon-coupled Circuit
GB1068227A (en) Improvements in or relating to switching networks for use in telecommunications installations
GB963751A (en) Error correction device
GB1119000A (en) Data transmission system
GB863388A (en) Switching circuits
GB949816A (en) Improvements in or relating to circuit arrangements for automatic switching systems
GB1104940A (en) Method of controlling a multi-stage crosspoint arrangement
GB1015451A (en) Improvements in or relating to matrix circuit arrangements
GB979515A (en) Improvements in or relating to circuit arrangements for automatic switching systems
SE327219B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB1456250A (en) Matrix control circuit
GB1151854A (en) Direct Current Transmission Systems.
GB1005549A (en) Transistor circuits
FR2242792A1 (en) Lighting installation for large premises - has network of supply and control lines connecting to relays
GB1095575A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB1508303A (en) Brake system
GB1363464A (en) Communications switching systems
GB530456A (en) Improvements in or relating to control systems employing light-sensitive electric valves
GB1296706A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB1041009A (en) Marker for multi-stage crosspoint arrangement in telecommunication, particularly telephone exchange systems
GB1113078A (en) Circuit arrangement for a multi-stage regular crosspoint arrangement
GB1096243A (en) Improvements in and relating to switching networks for use in telecommunication exchanges
GB1144847A (en) Switching network
GB1131410A (en) Improvements in or relating to automatic telephone systems
GB1033372A (en) d.c monitoring circuit