ATA144379A - Schaltungsanordnung zur kompensation von oberwellen - Google Patents
Schaltungsanordnung zur kompensation von oberwellenInfo
- Publication number
- ATA144379A ATA144379A AT0144379A AT144379A ATA144379A AT A144379 A ATA144379 A AT A144379A AT 0144379 A AT0144379 A AT 0144379A AT 144379 A AT144379 A AT 144379A AT A144379 A ATA144379 A AT A144379A
- Authority
- AT
- Austria
- Prior art keywords
- circuit arrangement
- compensating harmonics
- harmonics
- compensating
- arrangement
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/30—Devices which can set up and transmit only one digit at a time
- H04M1/50—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies
- H04M1/505—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies signals generated in digital form
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Devices For Supply Of Signal Current (AREA)
- Transmitters (AREA)
- Power Conversion In General (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2808256A DE2808256C2 (de) | 1978-02-25 | 1978-02-25 | Schaltungsanordnung zur Kompensation von Oberwellen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATA144379A true ATA144379A (de) | 1983-02-15 |
Family
ID=6032996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0144379A ATA144379A (de) | 1978-02-25 | 1979-02-23 | Schaltungsanordnung zur kompensation von oberwellen |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | ATA144379A (de) |
| BE (1) | BE874360A (de) |
| DE (1) | DE2808256C2 (de) |
| ES (1) | ES477991A1 (de) |
| FR (1) | FR2418586A1 (de) |
| IT (1) | IT1111800B (de) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2023617A1 (de) * | 1970-05-14 | 1971-12-02 | Bosch Gmbh Robert | Elektrisches Filter |
| US4061886A (en) * | 1975-09-29 | 1977-12-06 | Mostek Corporation | Dual tone multiple frequency generator |
-
1978
- 1978-02-25 DE DE2808256A patent/DE2808256C2/de not_active Expired
-
1979
- 1979-02-22 BE BE193624A patent/BE874360A/xx not_active IP Right Cessation
- 1979-02-23 IT IT20494/79A patent/IT1111800B/it active
- 1979-02-23 AT AT0144379A patent/ATA144379A/de not_active IP Right Cessation
- 1979-02-23 ES ES477991A patent/ES477991A1/es not_active Expired
- 1979-02-23 FR FR7904752A patent/FR2418586A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2418586A1 (fr) | 1979-09-21 |
| BE874360A (fr) | 1979-06-18 |
| IT1111800B (it) | 1986-01-13 |
| ES477991A1 (es) | 1979-07-01 |
| DE2808256C2 (de) | 1984-05-30 |
| DE2808256A1 (de) | 1979-09-06 |
| IT7920494A0 (it) | 1979-02-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1Z | Withdrawn | ||
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |