DK302686A - Kobling til adskillelse af jaevnstraems- og vekselstraemssignalandele i en signalblanding - Google Patents
Kobling til adskillelse af jaevnstraems- og vekselstraemssignalandele i en signalblanding Download PDFInfo
- Publication number
- DK302686A DK302686A DK302686A DK302686A DK302686A DK 302686 A DK302686 A DK 302686A DK 302686 A DK302686 A DK 302686A DK 302686 A DK302686 A DK 302686A DK 302686 A DK302686 A DK 302686A
- Authority
- DK
- Denmark
- Prior art keywords
- signal
- current
- separation
- alternating current
- mixture
- Prior art date
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)
- Interface Circuits In Exchanges (AREA)
- Networks Using Active Elements (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Devices For Supply Of Signal Current (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Mechanical Operated Clutches (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Communication Cables (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Stereo-Broadcasting Methods (AREA)
- Amplitude Modulation (AREA)
- Details Of Television Scanning (AREA)
- Pulleys (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3523045 | 1985-06-27 | ||
DE3523045 | 1985-06-27 |
Publications (4)
Publication Number | Publication Date |
---|---|
DK302686D0 DK302686D0 (da) | 1986-06-26 |
DK302686A true DK302686A (da) | 1986-12-28 |
DK165088B DK165088B (da) | 1992-10-05 |
DK165088C DK165088C (da) | 1993-02-15 |
Family
ID=6274373
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK302686A DK165088C (da) | 1985-06-27 | 1986-06-26 | Kobling til adskillelse af jaevnstroems- og vekselstroemssignalandele i en signalblanding og anvendelse heraf i en elektronisk abbonenttilslutningskobling. |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0208875B1 (da) |
AT (1) | ATE45452T1 (da) |
BR (1) | BR8602975A (da) |
DE (1) | DE3664993D1 (da) |
DK (1) | DK165088C (da) |
FI (1) | FI86355C (da) |
PT (1) | PT82846B (da) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AR241446A1 (es) * | 1986-07-31 | 1992-07-31 | Siemens Ag | Disposicion de circuito para separar los componentes de corriente continua y de corriente alterna de una señal compuesta transmitida por via conductora. |
Family Cites Families (3)
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 |
US4194091A (en) * | 1978-12-29 | 1980-03-18 | Bell Telephone Laboratories, Incorporated | Line feed circuit |
-
1986
- 1986-05-20 DE DE8686106826T patent/DE3664993D1/de not_active Expired
- 1986-05-20 EP EP86106826A patent/EP0208875B1/de not_active Expired
- 1986-05-20 AT AT86106826T patent/ATE45452T1/de not_active IP Right Cessation
- 1986-06-26 BR BR8602975A patent/BR8602975A/pt not_active IP Right Cessation
- 1986-06-26 PT PT82846A patent/PT82846B/pt active IP Right Grant
- 1986-06-26 FI FI862728A patent/FI86355C/fi not_active IP Right Cessation
- 1986-06-26 DK DK302686A patent/DK165088C/da active
Also Published As
Publication number | Publication date |
---|---|
DK165088B (da) | 1992-10-05 |
DK165088C (da) | 1993-02-15 |
PT82846A (de) | 1986-07-01 |
FI862728A (fi) | 1986-12-28 |
EP0208875A1 (de) | 1987-01-21 |
DE3664993D1 (en) | 1989-09-14 |
ATE45452T1 (de) | 1989-08-15 |
PT82846B (pt) | 1992-07-31 |
DK302686D0 (da) | 1986-06-26 |
FI86355C (fi) | 1992-08-10 |
EP0208875B1 (de) | 1989-08-09 |
BR8602975A (pt) | 1987-02-17 |
FI86355B (fi) | 1992-04-30 |
FI862728A0 (fi) | 1986-06-26 |
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