GB8427452D0 - Circuit arrangement - Google Patents

Circuit arrangement

Info

Publication number
GB8427452D0
GB8427452D0 GB848427452A GB8427452A GB8427452D0 GB 8427452 D0 GB8427452 D0 GB 8427452D0 GB 848427452 A GB848427452 A GB 848427452A GB 8427452 A GB8427452 A GB 8427452A GB 8427452 D0 GB8427452 D0 GB 8427452D0
Authority
GB
United Kingdom
Prior art keywords
circuit arrangement
arrangement
circuit
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.)
Withdrawn
Application number
GB848427452A
Other versions
GB2149619A (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.)
Hagenuk Vorm Neufeldt and Kuhnke GmbH
Hagenuk Telecom GmbH
Original Assignee
Hagenuk Vorm Neufeldt and Kuhnke GmbH
Hagenuk Telecom GmbH
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 Hagenuk Vorm Neufeldt and Kuhnke GmbH, Hagenuk Telecom GmbH filed Critical Hagenuk Vorm Neufeldt and Kuhnke GmbH
Publication of GB8427452D0 publication Critical patent/GB8427452D0/en
Publication of GB2149619A publication Critical patent/GB2149619A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
GB08427452A 1983-11-09 1984-10-30 A circuit arrangement for a ringing signal generator Withdrawn GB2149619A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833340396 DE3340396C2 (en) 1983-11-09 1983-11-09 Circuit arrangement for a ringing signal generator

Publications (2)

Publication Number Publication Date
GB8427452D0 true GB8427452D0 (en) 1984-12-05
GB2149619A GB2149619A (en) 1985-06-12

Family

ID=6213773

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08427452A Withdrawn GB2149619A (en) 1983-11-09 1984-10-30 A circuit arrangement for a ringing signal generator

Country Status (4)

Country Link
DE (1) DE3340396C2 (en)
FR (1) FR2554660A1 (en)
GB (1) GB2149619A (en)
NL (1) NL8403168A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3632746C2 (en) * 1986-09-26 1995-04-13 Kommunikations Elektronik Circuit arrangement for generating an AC voltage
TW263637B (en) * 1991-10-04 1995-11-21 At & T Corp

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE788732A (en) * 1971-09-13 1973-03-13 Int Standard Electric Corp KEYPAD TELEPHONE STATION
IT1083388B (en) * 1977-06-20 1985-05-21 Cselt Centro Studi Lab Telecom ELECTRONIC RINGTONE FOR TELEPHONE DEVICES
JPS5852649A (en) * 1981-09-24 1983-03-28 Fuji Electric Co Ltd Electrophotographic receptor
DE3313776A1 (en) * 1983-04-13 1984-10-18 Elmeg Elektro-Mechanik Gmbh, 3150 Peine Telephone PBX

Also Published As

Publication number Publication date
GB2149619A (en) 1985-06-12
FR2554660A1 (en) 1985-05-10
DE3340396C2 (en) 1987-05-07
NL8403168A (en) 1985-06-03
DE3340396A1 (en) 1985-05-15

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)