GB796223A - Improvements in or relating to control apparatus for communication systems - Google Patents

Improvements in or relating to control apparatus for communication systems

Info

Publication number
GB796223A
GB796223A GB1645953A GB1645953A GB796223A GB 796223 A GB796223 A GB 796223A GB 1645953 A GB1645953 A GB 1645953A GB 1645953 A GB1645953 A GB 1645953A GB 796223 A GB796223 A GB 796223A
Authority
GB
United Kingdom
Prior art keywords
pulse
pulses
tone
circuit
called
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
GB1645953A
Other languages
English (en)
Inventor
Lionel Roy Frank Harris
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.)
Post Office
Original Assignee
Post Office
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
Priority to BE546100D priority Critical patent/BE546100A/xx
Application filed by Post Office filed Critical Post Office
Priority to GB1645953A priority patent/GB796223A/en
Priority to DEH20569A priority patent/DE1128477B/de
Priority to FR1148649D priority patent/FR1148649A/fr
Publication of GB796223A publication Critical patent/GB796223A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
GB1645953A 1953-06-15 1953-06-15 Improvements in or relating to control apparatus for communication systems Expired GB796223A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE546100D BE546100A (enrdf_load_stackoverflow) 1953-06-15
GB1645953A GB796223A (en) 1953-06-15 1953-06-15 Improvements in or relating to control apparatus for communication systems
DEH20569A DE1128477B (de) 1953-06-15 1954-06-15 Schaltungsanordnung zum Anlegen von Hoerzeichen oder anderen Steuerimpulsen an Leitungsabschnitte einer Nachrichtenvermittlungsanlage
FR1148649D FR1148649A (fr) 1953-06-15 1956-03-14 Appareils de surveillance pour systèmes de commutations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1645953A GB796223A (en) 1953-06-15 1953-06-15 Improvements in or relating to control apparatus for communication systems

Publications (1)

Publication Number Publication Date
GB796223A true GB796223A (en) 1958-06-11

Family

ID=10077720

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1645953A Expired GB796223A (en) 1953-06-15 1953-06-15 Improvements in or relating to control apparatus for communication systems

Country Status (4)

Country Link
BE (1) BE546100A (enrdf_load_stackoverflow)
DE (1) DE1128477B (enrdf_load_stackoverflow)
FR (1) FR1148649A (enrdf_load_stackoverflow)
GB (1) GB796223A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1185249B (de) * 1962-02-28 1965-01-14 Siemens Ag Schaltungsanordnung zum impulsweisen Anschalten von besonderen Signalen in Zeitmultiplexvermittlungsanlagen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2619548A (en) * 1948-05-15 1952-11-25 Int Standard Electric Corp Electronic switching apparatus for telephone systems

Also Published As

Publication number Publication date
BE546100A (enrdf_load_stackoverflow)
FR1148649A (fr) 1957-12-12
DE1128477B (de) 1962-04-26

Similar Documents

Publication Publication Date Title
GB694092A (en) Electrical switching system
US2984705A (en) Control apparatus for communication systems
US3433900A (en) Centralized digit receiver system for a plurality of time multiplex communication systems
GB769734A (en) Improvements in or relating to multi-channel pulse two-wire communication exchange systems
GB796223A (en) Improvements in or relating to control apparatus for communication systems
US2910542A (en) Time division multiplex communication systems
US2979571A (en) Telephonic concentrator
GB784522A (en) Improvements in and relating to automatic telephone systems
GB737917A (en) Telecommunication system
US3588366A (en) Signaling circuitry for time-sharing telecommunication system
US3347990A (en) Stock quotation switching system utilizing calling rate detection means
GB722172A (en) Improvements in or relating to automatic telephone exchange systems
GB781561A (en) Improvements in or relating to electronic telephone exchange systems
US2838610A (en) Electronic telephone system
GB1085898A (en) Improvements in or relating to telecommunication systems
GB1218902A (en) A method of hunting free connection paths in a telecommunications network
US2651680A (en) Dual-use register sender
US2988602A (en) Final selector for a telephone system
GB1029204A (en) Improvements in or relating to telephone switching systems
US2562555A (en) Automatic telephone system
GB1182487A (en) Improvements in or relating to Communication Networks
GB1031431A (en) Improvements in or relating to time-division multiplex communication systems
GB1034921A (en) Improvements in or relating to time division multiplex telecommunication switching systems
US2773936A (en) Automatic telephone system
US3383470A (en) Auxiliary line circuit