BE723472A - - Google Patents
Info
- Publication number
- BE723472A BE723472A BE723472DA BE723472A BE 723472 A BE723472 A BE 723472A BE 723472D A BE723472D A BE 723472DA BE 723472 A BE723472 A BE 723472A
- 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
- H04B3/06—Control of transmission; Equalising by the transmitted signal
- H04B3/08—Control of transmission; Equalising by the transmitted signal in negative-feedback path of line amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/347—Negative-feedback-circuit arrangements with or without positive feedback using transformers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/10—Control of transmission; Equalising by pilot signal
- H04B3/12—Control of transmission; Equalising by pilot signal in negative-feedback path of line amplifier
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6715068A NL148461B (nl) | 1967-11-06 | 1967-11-06 | Inrichting met een transistorversterker bevattende een ingangsversterkertrap en een eindversterkertrap. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE723472A true BE723472A (https=) | 1969-05-06 |
Family
ID=19801654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE723472D BE723472A (https=) | 1967-11-06 | 1968-11-06 |
Country Status (11)
| Country | Link |
|---|---|
| AT (1) | AT290621B (https=) |
| BE (1) | BE723472A (https=) |
| BR (1) | BR6803695D0 (https=) |
| CH (1) | CH489955A (https=) |
| DE (1) | DE1804434C3 (https=) |
| DK (1) | DK137058B (https=) |
| ES (1) | ES359862A1 (https=) |
| FR (1) | FR1591292A (https=) |
| GB (1) | GB1182764A (https=) |
| NL (1) | NL148461B (https=) |
| SE (1) | SE356412B (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL162278C (nl) * | 1971-03-27 | 1980-04-15 | Philips Nv | Lijnversterker. |
| NL165619C (nl) * | 1972-03-17 | 1981-04-15 | Philips Nv | Getransistoriseerde lijnversterker voor breedbandige informatiesignalen. |
| DE3427687A1 (de) * | 1984-07-27 | 1986-02-06 | Wilfried 2303 Neuwittenbek Kort | Transistor-tonverstaerkerschaltung |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1160013B (de) * | 1960-05-30 | 1963-12-27 | Philips Nv | Gegengekoppelter Transistorverstaerker |
| US3134080A (en) * | 1962-10-29 | 1964-05-19 | Northern Electric Co | Hybrid feedback amplifier |
-
1967
- 1967-11-06 NL NL6715068A patent/NL148461B/xx not_active IP Right Cessation
-
1968
- 1968-10-22 DE DE19681804434 patent/DE1804434C3/de not_active Expired
- 1968-11-01 GB GB5183568A patent/GB1182764A/en not_active Expired
- 1968-11-04 BR BR20369568A patent/BR6803695D0/pt unknown
- 1968-11-04 DK DK535168A patent/DK137058B/da not_active IP Right Cessation
- 1968-11-04 CH CH1637768A patent/CH489955A/de not_active IP Right Cessation
- 1968-11-04 AT AT1068468A patent/AT290621B/de not_active IP Right Cessation
- 1968-11-04 SE SE1493368A patent/SE356412B/xx unknown
- 1968-11-04 ES ES359862A patent/ES359862A1/es not_active Expired
- 1968-11-06 BE BE723472D patent/BE723472A/xx not_active IP Right Cessation
- 1968-11-06 FR FR1591292D patent/FR1591292A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DK137058C (https=) | 1978-06-12 |
| GB1182764A (en) | 1970-03-04 |
| CH489955A (de) | 1970-04-30 |
| NL6715068A (https=) | 1969-05-08 |
| ES359862A1 (es) | 1970-06-16 |
| DE1804434B2 (de) | 1975-11-27 |
| SE356412B (https=) | 1973-05-21 |
| NL148461B (nl) | 1976-01-15 |
| DK137058B (da) | 1978-01-09 |
| BR6803695D0 (pt) | 1973-02-27 |
| DE1804434A1 (de) | 1969-06-04 |
| AT290621B (de) | 1971-06-11 |
| DE1804434C3 (de) | 1981-11-05 |
| FR1591292A (https=) | 1970-04-27 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: N.V. PHILIPS'GLOEILAMPENFABRIEKEN Effective date: 19861130 |
|
| RE | Patent lapsed |
Owner name: N.V. PHILIPS'GLOEILAMPENFABRIEKEN Effective date: 19871130 |