DK479280A - IMPEDANCE CONNECTION WITH CONTROLLABLE RESISTANCE - Google Patents
IMPEDANCE CONNECTION WITH CONTROLLABLE RESISTANCEInfo
- Publication number
- DK479280A DK479280A DK479280A DK479280A DK479280A DK 479280 A DK479280 A DK 479280A DK 479280 A DK479280 A DK 479280A DK 479280 A DK479280 A DK 479280A DK 479280 A DK479280 A DK 479280A
- Authority
- DK
- Denmark
- Prior art keywords
- impedance connection
- controllable resistance
- controllable
- resistance
- impedance
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/58—Anti-side-tone circuits
- H04M1/585—Anti-side-tone circuits implemented without inductive element
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792946305 DE2946305A1 (en) | 1979-11-16 | 1979-11-16 | IMPEDANCE CIRCUIT WITH CONTROLLABLE RESISTANCE |
Publications (1)
Publication Number | Publication Date |
---|---|
DK479280A true DK479280A (en) | 1981-05-17 |
Family
ID=6086164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK479280A DK479280A (en) | 1979-11-16 | 1980-11-11 | IMPEDANCE CONNECTION WITH CONTROLLABLE RESISTANCE |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0029135A1 (en) |
AU (1) | AU6443080A (en) |
DE (1) | DE2946305A1 (en) |
DK (1) | DK479280A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5049764A (en) * | 1990-01-25 | 1991-09-17 | North American Philips Corporation, Signetics Div. | Active bypass for inhibiting high-frequency supply voltage variations in integrated circuits |
FI93062C (en) * | 1992-11-30 | 1995-02-10 | Nokia Telecommunications Oy | A current mirror |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3955053A (en) * | 1971-09-30 | 1976-05-04 | Siemens Aktiengesellschaft | Integrated circuit arrangement for a telephone subscriber station |
DE2707870C2 (en) * | 1977-02-24 | 1983-04-28 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Circuit arrangement for gain control |
-
1979
- 1979-11-16 DE DE19792946305 patent/DE2946305A1/en active Granted
-
1980
- 1980-10-25 EP EP19800106559 patent/EP0029135A1/en not_active Ceased
- 1980-11-11 DK DK479280A patent/DK479280A/en not_active Application Discontinuation
- 1980-11-17 AU AU64430/80A patent/AU6443080A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
AU6443080A (en) | 1981-05-21 |
DE2946305C2 (en) | 1990-02-01 |
DE2946305A1 (en) | 1981-05-21 |
EP0029135A1 (en) | 1981-05-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ATS | Application withdrawn |