GB1185928A - Ringing Circuit - Google Patents

Ringing Circuit

Info

Publication number
GB1185928A
GB1185928A GB4086867A GB4086867A GB1185928A GB 1185928 A GB1185928 A GB 1185928A GB 4086867 A GB4086867 A GB 4086867A GB 4086867 A GB4086867 A GB 4086867A GB 1185928 A GB1185928 A GB 1185928A
Authority
GB
United Kingdom
Prior art keywords
subscriber
transformer
line
sept
ringing
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
GB4086867A
Other languages
English (en)
Inventor
Jean Garcia
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1185928A publication Critical patent/GB1185928A/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Interface Circuits In Exchanges (AREA)
GB4086867A 1966-09-13 1967-09-07 Ringing Circuit Expired GB1185928A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8041A FR1504592A (fr) 1966-09-13 1966-09-13 Dispositif de commande de sonnerie applicable notamment aux systèmes de téléphonie automatique

Publications (1)

Publication Number Publication Date
GB1185928A true GB1185928A (en) 1970-03-25

Family

ID=8572903

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4086867A Expired GB1185928A (en) 1966-09-13 1967-09-07 Ringing Circuit

Country Status (7)

Country Link
JP (1) JPS4836965B1 (de)
CH (1) CH460875A (de)
DE (1) DE1537769C2 (de)
FR (1) FR1504592A (de)
GB (1) GB1185928A (de)
NL (1) NL158046B (de)
SE (1) SE373013B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49107117A (de) * 1973-02-12 1974-10-11
CH600714A5 (de) * 1974-09-24 1978-06-30 Siemens Ag Albis
JPS60168870U (ja) * 1984-04-17 1985-11-09 高坂　敏行 ゴルフ打球練習板
JPH0470064U (de) * 1990-10-29 1992-06-22

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL82895C (de) * 1952-11-20
NL106433C (de) * 1955-11-14
FR1138579A (fr) * 1955-12-14 1957-06-17 Cie Ind Des Telephones Dispositif d'envoi d'un courant d'appel
DE1074662B (de) * 1957-10-10 1960-02-04 Pye Limited, Cambridge (Grossbritannien) Automatisches Telefonsystem mit elektronischer Schaltung des Rufstromes zu einem Teilnehmer
DE1120511B (de) * 1960-08-23 1961-12-28 Merk Ag Telefonbau Friedrich Verfahren und Schaltungsanordnung zur Durchgabe von Anruf- und den jeweiligen Verbindungszustand kennzeichnenden Signalen zu Teilnehmerstellen in Fernmelde-, insbesondere Fernsprechanlagen

Also Published As

Publication number Publication date
FR1504592A (fr) 1967-12-08
DE1537769C2 (de) 1978-11-02
SE373013B (de) 1975-01-20
CH460875A (de) 1968-08-15
JPS4836965B1 (de) 1973-11-08
NL158046B (nl) 1978-09-15
NL6712492A (de) 1968-03-14
DE1537769B1 (de) 1970-04-02

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee