BE518901A - - Google Patents
Info
- Publication number
- BE518901A BE518901A BE518901DA BE518901A BE 518901 A BE518901 A BE 518901A BE 518901D A BE518901D A BE 518901DA BE 518901 A BE518901 A BE 518901A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/16—Control of transmission; Equalising characterised by the negative-impedance network used
- H04B3/18—Control of transmission; Equalising characterised by the negative-impedance network used wherein the network comprises semiconductor devices
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR973000X | 1952-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE518901A true BE518901A (ko) |
Family
ID=9516423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE518901D BE518901A (ko) | 1952-09-19 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2792553A (ko) |
| BE (1) | BE518901A (ko) |
| CH (1) | CH320596A (ko) |
| DE (1) | DE973000C (ko) |
| FR (1) | FR1063496A (ko) |
| GB (1) | GB727765A (ko) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE530756A (ko) * | 1953-07-30 | |||
| US2823357A (en) * | 1955-05-31 | 1958-02-11 | Jr William W Hall | Stabilized impedance converter |
| CH366309A (it) * | 1955-08-10 | 1962-12-31 | S T I P E L Societa Telefonica | Dispositivo d'amplificazione ad impedenza negativa |
| DE1073039B (de) * | 1955-10-14 | 1960-01-14 | N. V. Philips' Gloeilampenfabrieken, Eindhoven (Niederlande) | Schaltungsanordnung zum Darstellen insbesondere einer negativen Impedanz mittels Transistoren |
| US3112376A (en) * | 1958-10-29 | 1963-11-26 | Peter J Speth | Electrical apparatus |
| US3581122A (en) * | 1967-10-26 | 1971-05-25 | Bell Telephone Labor Inc | All-pass filter circuit having negative resistance shunting resonant circuit |
| US3927280A (en) * | 1974-05-13 | 1975-12-16 | Wescom | Negative impedance repeater |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL57896C (ko) * | 1936-12-05 | |||
| DE872535C (de) * | 1943-03-24 | 1953-04-02 | Aeg | UEber mehrere Stufen gegengekoppelter Verstaerker |
| BE497800A (ko) * | 1949-08-30 | |||
| US2662123A (en) * | 1951-02-24 | 1953-12-08 | Bell Telephone Labor Inc | Electrical transmission system including bilateral transistor amplifier |
| DE878222C (de) * | 1951-04-26 | 1953-06-01 | Licentia Gmbh | Verstaerkerschaltung mit gleichzeitiger Strom- und Spannungsgegenkopplung |
-
0
- BE BE518901D patent/BE518901A/xx unknown
-
1952
- 1952-09-19 FR FR1063496D patent/FR1063496A/fr not_active Expired
-
1953
- 1953-01-16 CH CH320596D patent/CH320596A/fr unknown
- 1953-02-20 GB GB4845/53A patent/GB727765A/en not_active Expired
- 1953-07-15 US US368187A patent/US2792553A/en not_active Expired - Lifetime
- 1953-09-11 DE DEM19981A patent/DE973000C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH320596A (fr) | 1957-03-31 |
| DE973000C (de) | 1959-11-12 |
| FR1063496A (fr) | 1954-05-04 |
| US2792553A (en) | 1957-05-14 |
| GB727765A (en) | 1955-04-06 |