CH152095A - Elektrische Übertragungsanlage. - Google Patents
Elektrische Übertragungsanlage.Info
- Publication number
- CH152095A CH152095A CH152095DA CH152095A CH 152095 A CH152095 A CH 152095A CH 152095D A CH152095D A CH 152095DA CH 152095 A CH152095 A CH 152095A
- Authority
- CH
- Switzerland
- Prior art keywords
- transmission system
- electrical transmission
- electrical
- transmission
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Interface Circuits In Exchanges (AREA)
- Amplifiers (AREA)
- Networks Using Active Elements (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB20388/29A GB335937A (en) | 1929-07-03 | 1929-07-03 | Improvements in or relating to telephone transmission systems |
Publications (1)
Publication Number | Publication Date |
---|---|
CH152095A true CH152095A (de) | 1932-01-15 |
Family
ID=10145123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH152095D CH152095A (de) | 1929-07-03 | 1929-07-27 | Elektrische Übertragungsanlage. |
Country Status (5)
Country | Link |
---|---|
US (2) | US1865165A (de) |
CH (1) | CH152095A (de) |
DE (3) | DE541086C (de) |
FR (1) | FR682174A (de) |
GB (1) | GB335937A (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE745411C (de) * | 1935-06-05 | 1944-03-31 | Aeg | Einrichtung zum Hochfrequenznachrichtenverkehr ueber Leitungen mit Zwischenverstaerkern |
DE759529C (de) * | 1940-04-26 | 1954-05-03 | Hell Rudolf Dr Ing | Rueckkopplungssperre |
DE849572C (de) * | 1948-12-09 | 1952-09-15 | Rudolf Wagner | Schaltungsanordnung zur Steuerung des UEbertragungsgrades von Fernmeldeanlagen |
US3105125A (en) * | 1959-10-30 | 1963-09-24 | Bell Telephone Labor Inc | Power separation filter |
-
1929
- 1929-06-06 DE DEI38277D patent/DE541086C/de not_active Expired
- 1929-07-03 GB GB20388/29A patent/GB335937A/en not_active Expired
- 1929-07-27 CH CH152095D patent/CH152095A/de unknown
- 1929-08-26 FR FR682174D patent/FR682174A/fr not_active Expired
-
1930
- 1930-07-29 US US471520A patent/US1865165A/en not_active Expired - Lifetime
- 1930-08-13 US US474895A patent/US1873268A/en not_active Expired - Lifetime
-
1931
- 1931-07-25 DE DEI42143D patent/DE586172C/de not_active Expired
- 1931-08-13 DE DEI42317D patent/DE591059C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US1873268A (en) | 1932-08-23 |
DE591059C (de) | 1934-01-16 |
DE586172C (de) | 1933-10-18 |
DE541086C (de) | 1932-01-09 |
GB335937A (en) | 1930-10-03 |
US1865165A (en) | 1932-06-28 |
FR682174A (fr) | 1930-05-23 |
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