DK368487D0 - Koblingsanordning til adskillelse af en signalblandings jaevnstroems- og vekselstroemssignalandele - Google Patents

Koblingsanordning til adskillelse af en signalblandings jaevnstroems- og vekselstroemssignalandele

Info

Publication number: DK368487D0
Authority: DK; Denmark
Prior art keywords: separating; clutch device; signal circuit; sharing shares; shares
Prior art date: 1986-07-31

Application number

DK368487A

Other languages

English (en)

Other versions

DK368487A (da

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.)

1986-07-31

Filing date

1987-07-15

Publication date

1987-07-15

1987-07-15 Application filed by Siemens Ag filed Critical Siemens Ag

1987-07-15 Publication of DK368487D0 publication Critical patent/DK368487D0/da

1988-02-01 Publication of DK368487A publication Critical patent/DK368487A/da

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)

DK368487A 1986-07-31 1987-07-15 Koblingsanordning til adskillelse af en signalblandings jaevnstroems- og vekselstroemssignalandele DK368487A (da)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number	Publication Date
DK368487D0 true DK368487D0 (da)	1987-07-15
DK368487A DK368487A (da)	1988-02-01

Family

ID=6306367

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK368487A DK368487A (da)	1986-07-31	1987-07-15	Koblingsanordning til adskillelse af en signalblandings jaevnstroems- og vekselstroemssignalandele

Country Status (8)

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

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 (de) *	1985-06-27	1989-08-09	Siemens Aktiengesellschaft	Schaltungsanordnung zur Trennung von Gleichstrom- und Wechselstromsignalanteilen eines Signalgemischs

1987
- 1987-05-29 AR AR87307728A patent/AR241446A1/es active
- 1987-07-07 AT AT87109819T patent/ATE84179T1/de active
- 1987-07-07 DE DE8787109819T patent/DE3783287D1/de not_active Expired - Fee Related
- 1987-07-07 EP EP87109819A patent/EP0256291B1/de not_active Expired - Lifetime
- 1987-07-15 DK DK368487A patent/DK368487A/da not_active Application Discontinuation
- 1987-07-30 PT PT85453A patent/PT85453B/pt not_active IP Right Cessation
- 1987-07-30 FI FI873321A patent/FI873321A/fi not_active Application Discontinuation
- 1987-07-30 BR BR8703923A patent/BR8703923A/pt not_active Application Discontinuation

Also Published As

Publication number	Publication date
DE3783287D1 (de)	1993-02-11
FI873321A0 (fi)	1987-07-30
ATE84179T1 (de)	1993-01-15
PT85453B (pt)	1993-12-31
BR8703923A (pt)	1988-04-05
EP0256291A3 (en)	1990-03-14
EP0256291B1 (de)	1992-12-30
AR241446A1 (es)	1992-07-31
PT85453A (pt)	1988-07-29
DK368487A (da)	1988-02-01
FI873321A (fi)	1988-02-01
EP0256291A2 (de)	1988-02-24

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Legal Events

Date	Code	Title	Description
1995-04-03	AHB	Application shelved due to non-payment