FI762122A7 - - Google Patents
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- Publication number
- FI762122A7 FI762122A7 FI762122A FI762122A FI762122A7 FI 762122 A7 FI762122 A7 FI 762122A7 FI 762122 A FI762122 A FI 762122A FI 762122 A FI762122 A FI 762122A FI 762122 A7 FI762122 A7 FI 762122A7
- Authority
- FI
- Finland
Links
Classifications
-
- 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
- H03F1/42—Modifications of amplifiers to extend the bandwidth
-
- 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
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
- H03F1/3229—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
- Microwave Amplifiers (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7509550A SE385177B (sv) | 1975-08-28 | 1975-08-28 | Framkopplad forsterkare |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI762122A7 true FI762122A7 (https=) | 1977-03-01 |
Family
ID=20325381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI762122A FI762122A7 (https=) | 1975-08-28 | 1976-07-23 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4048579A (https=) |
| BR (1) | BR7605628A (https=) |
| DE (1) | DE2635951A1 (https=) |
| DK (1) | DK390576A (https=) |
| ES (1) | ES450900A1 (https=) |
| FI (1) | FI762122A7 (https=) |
| IT (1) | IT1062459B (https=) |
| NO (1) | NO141295C (https=) |
| SE (1) | SE385177B (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2424664A1 (fr) * | 1978-04-28 | 1979-11-23 | Cit Alcatel | Etage d'amplification a compensation d'erreur |
| US4380738A (en) * | 1981-02-10 | 1983-04-19 | Harris Corporation | RF Amplifier apparatus |
| US4455536A (en) * | 1982-01-21 | 1984-06-19 | International Telecommunications Satellite Organization (Intelsat) | Push-pull microwave amplifier |
| FR2564658B1 (fr) * | 1984-05-21 | 1990-11-30 | Centre Nat Etd Spatiales | Dispositif de linearisation du gain d'un amplificateur de puissance a transistor bipolaire polarise en classe c |
| US6091296A (en) * | 1998-08-14 | 2000-07-18 | Samsung Electronics Co., Ltd. | Single loop feedforward amplifier for use in an RF transmitter and method of operation |
| US7705681B2 (en) * | 2008-04-17 | 2010-04-27 | Infineon Technologies Ag | Apparatus for coupling at least one of a plurality of amplified input signals to an output terminal using a directional coupler |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3541467A (en) * | 1969-04-25 | 1970-11-17 | Bell Telephone Labor Inc | Feed-forward amplifier with frequency shaping |
| US3624532A (en) * | 1970-03-23 | 1971-11-30 | Bell Telephone Labor Inc | Reentrant signal feedback amplifier |
| US3815040A (en) * | 1973-03-02 | 1974-06-04 | Bell Telephone Labor Inc | Feed-forward, error-correcting systems |
-
1975
- 1975-08-28 SE SE7509550A patent/SE385177B/xx unknown
-
1976
- 1976-07-23 FI FI762122A patent/FI762122A7/fi not_active Application Discontinuation
- 1976-07-26 US US05/708,845 patent/US4048579A/en not_active Expired - Lifetime
- 1976-08-10 DE DE19762635951 patent/DE2635951A1/de not_active Ceased
- 1976-08-23 ES ES450900A patent/ES450900A1/es not_active Expired
- 1976-08-26 BR BR7605628A patent/BR7605628A/pt unknown
- 1976-08-27 DK DK390576A patent/DK390576A/da not_active Application Discontinuation
- 1976-08-27 NO NO762964A patent/NO141295C/no unknown
- 1976-08-27 IT IT26604/76A patent/IT1062459B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| IT1062459B (it) | 1984-10-10 |
| ES450900A1 (es) | 1977-09-01 |
| DE2635951A1 (de) | 1977-03-10 |
| NO762964L (https=) | 1977-03-01 |
| NO141295B (no) | 1979-10-29 |
| SE385177B (sv) | 1976-06-08 |
| US4048579A (en) | 1977-09-13 |
| DK390576A (da) | 1977-03-01 |
| BR7605628A (pt) | 1977-08-09 |
| NO141295C (no) | 1980-02-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA | Application withdrawn [patent] |
Owner name: OY L M ERICSSON AB |