MX143397A - Mejoras en equipo para linea telefonica - Google Patents

Mejoras en equipo para linea telefonica

Info

Publication number
MX143397A
MX143397A MX171448A MX17144877A MX143397A MX 143397 A MX143397 A MX 143397A MX 171448 A MX171448 A MX 171448A MX 17144877 A MX17144877 A MX 17144877A MX 143397 A MX143397 A MX 143397A
Authority
MX
Mexico
Prior art keywords
telephone line
equipment improvements
equipment
telephone
line
Prior art date
Application number
MX171448A
Other languages
English (en)
Inventor
Jean Picandet
Andre Baratin
Original Assignee
Jeumont Schneider
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 Jeumont Schneider filed Critical Jeumont Schneider
Publication of MX143397A publication Critical patent/MX143397A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/005—Interface circuits for subscriber lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
MX171448A 1976-11-25 1977-11-24 Mejoras en equipo para linea telefonica MX143397A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7635606A FR2372554A1 (fr) 1976-11-25 1976-11-25 Equipement de ligne d'abonne pour central telephonique

Publications (1)

Publication Number Publication Date
MX143397A true MX143397A (es) 1981-04-30

Family

ID=9180323

Family Applications (1)

Application Number Title Priority Date Filing Date
MX171448A MX143397A (es) 1976-11-25 1977-11-24 Mejoras en equipo para linea telefonica

Country Status (21)

Country Link
US (1) US4133986A (es)
JP (1) JPS5368108A (es)
AT (1) AT364391B (es)
AU (1) AU508108B2 (es)
BE (1) BE861080A (es)
BR (1) BR7707753A (es)
CA (1) CA1074935A (es)
CH (1) CH619578A5 (es)
DD (1) DD134301A5 (es)
DE (1) DE2751444C3 (es)
ES (1) ES464223A1 (es)
FR (1) FR2372554A1 (es)
GB (1) GB1538017A (es)
HK (1) HK5980A (es)
IT (1) IT1090447B (es)
LU (1) LU78569A1 (es)
MX (1) MX143397A (es)
NL (1) NL185435C (es)
OA (1) OA05805A (es)
SE (1) SE421577B (es)
ZA (1) ZA777006B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7802421A (nl) * 1978-03-06 1979-09-10 Philips Nv Voedingsschakeling voor een abonneelijnstroom- loop.
FR2422300A1 (fr) * 1978-04-03 1979-11-02 Trt Telecom Radio Electr Joncteur comportant un amplificateur de puissance symetrique pour alimenter la ligne d'abonne
US4433215A (en) * 1979-02-26 1984-02-21 Tii Corporation Solid state hybrid circuits
US4387273A (en) * 1980-08-25 1983-06-07 International Telephone And Telegraph Corporation Subscriber line interface circuit with impedance synthesizer
DE3237652A1 (de) * 1982-10-11 1984-04-12 Siemens AG, 1000 Berlin und 8000 München Fernsprechanlage
US10720996B2 (en) * 2016-08-19 2020-07-21 Fujitsu Limited Frequency characteristic adjustment circuit, optical transmission module using the same, and optical transceiver

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT291356B (de) * 1969-05-09 1971-07-12 Itt Austria Schaltungsanordnung zur selbsttätigen Aufrechterhaltung der Symmetrie von Speiseschaltungen für Teilnehmerstellen in Fernmelde-Anlagen unter Verwendung von Transistoren
FR2305080A1 (fr) * 1975-03-20 1976-10-15 Jeumont Schneider Termineur electronique
DE2556157C3 (de) * 1975-12-11 1979-01-18 Deutsche Telephonwerke Und Kabelindustrie Ag, 1000 Berlin Schaltungsanordnung für eine elektronische Teilnehmerspeisung

Also Published As

Publication number Publication date
ATA808677A (de) 1981-03-15
DE2751444B2 (de) 1981-05-14
GB1538017A (en) 1979-01-10
JPS5368108A (en) 1978-06-17
HK5980A (en) 1980-02-29
NL185435C (nl) 1990-04-02
DE2751444A1 (de) 1978-06-01
US4133986A (en) 1979-01-09
NL7712719A (nl) 1978-05-29
IT1090447B (it) 1985-06-26
BE861080A (fr) 1978-03-16
CH619578A5 (es) 1980-09-30
OA05805A (fr) 1981-05-31
AU508108B2 (en) 1980-03-06
NL185435B (nl) 1989-11-01
FR2372554A1 (fr) 1978-06-23
DE2751444C3 (de) 1982-02-18
CA1074935A (fr) 1980-04-01
AT364391B (de) 1981-10-12
SE7713305L (sv) 1978-05-26
DD134301A5 (de) 1979-02-14
ES464223A1 (es) 1978-07-01
ZA777006B (en) 1978-09-27
FR2372554B1 (es) 1981-02-20
SE421577B (sv) 1982-01-04
LU78569A1 (es) 1978-04-20
AU3075877A (en) 1979-05-24
BR7707753A (pt) 1978-08-01

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