BE859107R - Circuit de compensation d'une resistance par une resistance negative variable - Google Patents
Circuit de compensation d'une resistance par une resistance negative variableInfo
- Publication number
- BE859107R BE859107R BE2056294A BE2056294A BE859107R BE 859107 R BE859107 R BE 859107R BE 2056294 A BE2056294 A BE 2056294A BE 2056294 A BE2056294 A BE 2056294A BE 859107 R BE859107 R BE 859107R
- Authority
- BE
- Belgium
- Prior art keywords
- resistance
- compensation circuit
- variable negative
- negative resistance
- variable
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/06—Control of transmission; Equalising by the transmitted signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Interface Circuits In Exchanges (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762644403 DE2644403C3 (de) | 1976-10-01 | 1976-10-01 | Schaltungsanordnung zum Dämpfungsausgleich in einer Nebenstellenvermittlungsanlage |
Publications (1)
Publication Number | Publication Date |
---|---|
BE859107R true BE859107R (fr) | 1978-03-28 |
Family
ID=5989454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2056294A BE859107R (fr) | 1976-10-01 | 1977-09-28 | Circuit de compensation d'une resistance par une resistance negative variable |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE859107R (xx) |
DE (1) | DE2644403C3 (xx) |
FR (1) | FR2366749A1 (xx) |
GB (1) | GB1530989A (xx) |
-
1976
- 1976-10-01 DE DE19762644403 patent/DE2644403C3/de not_active Expired
-
1977
- 1977-09-27 GB GB4013877A patent/GB1530989A/en not_active Expired
- 1977-09-28 BE BE2056294A patent/BE859107R/xx not_active IP Right Cessation
- 1977-09-28 FR FR7729172A patent/FR2366749A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2644403C3 (de) | 1985-01-31 |
DE2644403A1 (de) | 1978-04-06 |
FR2366749B1 (xx) | 1984-05-25 |
GB1530989A (en) | 1978-11-01 |
DE2644403B2 (de) | 1980-05-22 |
FR2366749A1 (fr) | 1978-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: ALCATEL N.V. Effective date: 19880430 |