BE876851A - CIRCUIT ARRANGEMENT TO COMPENSATE FOR LOSSES OF ROUTES EXTENDING IN SWITCHING NETWORKS OF TELEPHONE SWITCHING SYSTEMS - Google Patents
CIRCUIT ARRANGEMENT TO COMPENSATE FOR LOSSES OF ROUTES EXTENDING IN SWITCHING NETWORKS OF TELEPHONE SWITCHING SYSTEMSInfo
- Publication number
- BE876851A BE876851A BE2/57862A BE2057862A BE876851A BE 876851 A BE876851 A BE 876851A BE 2/57862 A BE2/57862 A BE 2/57862A BE 2057862 A BE2057862 A BE 2057862A BE 876851 A BE876851 A BE 876851A
- Authority
- BE
- Belgium
- Prior art keywords
- losses
- compensate
- circuit arrangement
- switching
- routes extending
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/54—Amplifier switched-on automatically in dependence on automatically-selected lines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/40—Applications of speech amplifiers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Interface Circuits In Exchanges (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782825585 DE2825585A1 (en) | 1978-06-10 | 1978-06-10 | CIRCUIT ARRANGEMENT FOR DAMPING OF CONNECTION PATHS IN TELEVISION SWITCHING SYSTEMS |
Publications (1)
Publication Number | Publication Date |
---|---|
BE876851A true BE876851A (en) | 1979-12-10 |
Family
ID=6041546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2/57862A BE876851A (en) | 1978-06-10 | 1979-06-08 | CIRCUIT ARRANGEMENT TO COMPENSATE FOR LOSSES OF ROUTES EXTENDING IN SWITCHING NETWORKS OF TELEPHONE SWITCHING SYSTEMS |
Country Status (5)
Country | Link |
---|---|
AU (1) | AU4762779A (en) |
BE (1) | BE876851A (en) |
DE (1) | DE2825585A1 (en) |
ES (1) | ES481406A1 (en) |
FR (1) | FR2428366A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3203124C1 (en) * | 1982-01-30 | 1983-07-21 | Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt | Circuit arrangement to compensate for attenuation losses |
DE3802088C2 (en) * | 1987-01-26 | 1996-12-12 | Dirr Josef | Method for coding and decoding information in terminal stations of switching devices and transmission via connection paths / lines to and from the switching devices |
US5195132B1 (en) * | 1990-12-03 | 1996-03-19 | At & T Bell Lab | Telephone network speech signal enhancement |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2251444C2 (en) * | 1972-10-20 | 1983-07-14 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Coupling matrix arrangement for broadband signal transmission in telecommunications systems |
US3816668A (en) * | 1972-11-15 | 1974-06-11 | Bell Telephone Labor Inc | Arrangement for providing switched range extension |
JPS5216108A (en) * | 1975-07-29 | 1977-02-07 | Hitachi Ltd | Call loss correcting system |
FR2365263A1 (en) * | 1976-09-16 | 1978-04-14 | Labo Cent Telecommunicat | Electronic solid state switch - has matrix of negative-positive junctions and outputs of positive conduction type are amplified |
-
1978
- 1978-06-10 DE DE19782825585 patent/DE2825585A1/en not_active Withdrawn
-
1979
- 1979-05-31 AU AU47627/79A patent/AU4762779A/en not_active Abandoned
- 1979-06-06 FR FR7914421A patent/FR2428366A1/en not_active Withdrawn
- 1979-06-08 ES ES481406A patent/ES481406A1/en not_active Expired
- 1979-06-08 BE BE2/57862A patent/BE876851A/en unknown
Also Published As
Publication number | Publication date |
---|---|
FR2428366A1 (en) | 1980-01-04 |
ES481406A1 (en) | 1980-01-16 |
AU4762779A (en) | 1981-06-18 |
DE2825585A1 (en) | 1979-12-20 |
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