AU2955277A - Line-loss regulator - Google Patents

Line-loss regulator

Info

Publication number
AU2955277A
AU2955277A AU29552/77A AU2955277A AU2955277A AU 2955277 A AU2955277 A AU 2955277A AU 29552/77 A AU29552/77 A AU 29552/77A AU 2955277 A AU2955277 A AU 2955277A AU 2955277 A AU2955277 A AU 2955277A
Authority
AU
Australia
Prior art keywords
line
loss regulator
regulator
loss
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.)
Pending
Application number
AU29552/77A
Inventor
George John Preston Barnes
Godfrey Williams
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 Standard Electric Corp
Original Assignee
International Standard Electric 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 Standard Electric Corp filed Critical International Standard Electric Corp
Publication of AU2955277A publication Critical patent/AU2955277A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/76—Compensating for differences in line impedance

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Details Of Television Systems (AREA)
AU29552/77A 1976-10-12 1977-10-11 Line-loss regulator Pending AU2955277A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4231476A GB1525057A (en) 1976-10-12 1976-10-12 Regulating pabx/public exchange line loss

Publications (1)

Publication Number Publication Date
AU2955277A true AU2955277A (en) 1979-04-26

Family

ID=10423889

Family Applications (1)

Application Number Title Priority Date Filing Date
AU29552/77A Pending AU2955277A (en) 1976-10-12 1977-10-11 Line-loss regulator

Country Status (4)

Country Link
AU (1) AU2955277A (en)
BE (1) BE859616R (en)
CH (1) CH624521A5 (en)
GB (1) GB1525057A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478412A1 (en) * 1980-03-14 1981-09-18 Radiotechnique Compelec Automatic impedance appts. for telephone network - momentarily samples impedance magnitude and stores that data to provide stable information to adaptation system
DE3116262A1 (en) * 1981-04-24 1982-11-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt "CIRCUIT ARRANGEMENT FOR GENERATING CONTROL SIZES FROM THE LOOP CURRENT"
FR2538648A1 (en) * 1982-12-28 1984-06-29 Thomson Csf MICROPHONE SIGNAL SUPPRESSION CIRCUIT FOR TELEPHONE SET
FR2540317A1 (en) * 1983-02-01 1984-08-03 Gesi Telephony terminal transmission circuit

Also Published As

Publication number Publication date
GB1525057A (en) 1978-09-20
CH624521A5 (en) 1981-07-31
BE859616R (en) 1978-04-12

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