FI873321A0 - KOPPLINGSARRANGEMANG FOER ATT AOTSKILJA LIKSTROEMS- OCH VAEXELSTROEMSKOMPONENTER I EN SAMMANSATT SIGNAL. - Google Patents

KOPPLINGSARRANGEMANG FOER ATT AOTSKILJA LIKSTROEMS- OCH VAEXELSTROEMSKOMPONENTER I EN SAMMANSATT SIGNAL.

Info

Publication number
FI873321A0
FI873321A0 FI873321A FI873321A FI873321A0 FI 873321 A0 FI873321 A0 FI 873321A0 FI 873321 A FI873321 A FI 873321A FI 873321 A FI873321 A FI 873321A FI 873321 A0 FI873321 A0 FI 873321A0
Authority
FI
Finland
Prior art keywords
vaexelstroemskomponenter
likstroems
kopplingsarrangemang
aotskilja
sammansatt
Prior art date
Application number
FI873321A
Other languages
Finnish (fi)
Other versions
FI873321A (en
Inventor
Harald Stader
Hans-Werner Rudolf
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of FI873321A0 publication Critical patent/FI873321A0/en
Publication of FI873321A publication Critical patent/FI873321A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/2272—Subscriber line supervision circuits, e.g. call detection circuits
    • 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
    • H04M19/026—Arrangements for interrupting the ringing current

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Measurement Of Current Or Voltage (AREA)
FI873321A 1986-07-31 1987-07-30 KOPPLINGSARRANGEMANG FOER ATT AOTSKILJA LIKSTROEMS- OCH VAEXELSTROEMSKOMPONENTER I EN SAMMANSATT SIGNAL. FI873321A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3625872 1986-07-31

Publications (2)

Publication Number Publication Date
FI873321A0 true FI873321A0 (en) 1987-07-30
FI873321A FI873321A (en) 1988-02-01

Family

ID=6306367

Family Applications (1)

Application Number Title Priority Date Filing Date
FI873321A FI873321A (en) 1986-07-31 1987-07-30 KOPPLINGSARRANGEMANG FOER ATT AOTSKILJA LIKSTROEMS- OCH VAEXELSTROEMSKOMPONENTER I EN SAMMANSATT SIGNAL.

Country Status (8)

Country Link
EP (1) EP0256291B1 (en)
AR (1) AR241446A1 (en)
AT (1) ATE84179T1 (en)
BR (1) BR8703923A (en)
DE (1) DE3783287D1 (en)
DK (1) DK368487A (en)
FI (1) FI873321A (en)
PT (1) PT85453B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3564441A (en) * 1968-03-04 1971-02-16 United Control Corp Low-pass active filter
US3772477A (en) * 1972-07-17 1973-11-13 Bell Telephone Labor Inc Telephone dial pulse detection circuit
EP0208875B1 (en) * 1985-06-27 1989-08-09 Siemens Aktiengesellschaft Circuit for the separation of the direct and alternating current portions of a signal mixture

Also Published As

Publication number Publication date
DK368487A (en) 1988-02-01
PT85453B (en) 1993-12-31
ATE84179T1 (en) 1993-01-15
FI873321A (en) 1988-02-01
EP0256291A3 (en) 1990-03-14
EP0256291B1 (en) 1992-12-30
DK368487D0 (en) 1987-07-15
BR8703923A (en) 1988-04-05
DE3783287D1 (en) 1993-02-11
EP0256291A2 (en) 1988-02-24
PT85453A (en) 1988-07-29
AR241446A1 (en) 1992-07-31

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Legal Events

Date Code Title Description
FD Application lapsed
FD Application lapsed

Owner name: SIEMENS AKTIENGESELLSCHAFT