ES438393A1 - Dispositivo amplificador perfeccionado. - Google Patents
Dispositivo amplificador perfeccionado.Info
- Publication number
- ES438393A1 ES438393A1 ES438393A ES438393A ES438393A1 ES 438393 A1 ES438393 A1 ES 438393A1 ES 438393 A ES438393 A ES 438393A ES 438393 A ES438393 A ES 438393A ES 438393 A1 ES438393 A1 ES 438393A1
- Authority
- ES
- Spain
- Prior art keywords
- amplifier
- output
- input
- coupled
- linearised
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000005540 biological transmission Effects 0.000 abstract 2
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
-
- 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
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
-
- 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
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3276—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using the nonlinearity inherent to components, e.g. a diode
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7420157A FR2275065A1 (fr) | 1974-06-11 | 1974-06-11 | Dispositif amplificateur linearise par correction automatique |
Publications (1)
Publication Number | Publication Date |
---|---|
ES438393A1 true ES438393A1 (es) | 1977-01-16 |
Family
ID=9139889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES438393A Expired ES438393A1 (es) | 1974-06-11 | 1975-06-10 | Dispositivo amplificador perfeccionado. |
Country Status (6)
Country | Link |
---|---|
AR (1) | AR204865A1 (es) |
CA (1) | CA1048114A (es) |
DE (1) | DE2526064C2 (es) |
ES (1) | ES438393A1 (es) |
FR (1) | FR2275065A1 (es) |
GB (1) | GB1491798A (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2448750A1 (fr) * | 1979-02-09 | 1980-09-05 | Labo Electronique Physique | Dispositif electronique de compensation de defauts de linearite |
FR2541058B1 (fr) * | 1983-02-11 | 1986-01-24 | Thomson Csf | Dispositif de linearisation d'amplificateur haute frequence a coefficients de non-linearite complexes |
FR2553947B1 (fr) * | 1983-10-21 | 1985-12-13 | Lgt Lab Gen Telecomm | Dispositif de precorrection automatique des non-linearites dans une chaine d'amplification de puissance et emetteur de television comportant un tel dispositif |
GB2164823A (en) * | 1984-09-17 | 1986-03-26 | Philips Electronic Associated | Television transmitter |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2140851B2 (de) * | 1971-08-14 | 1976-03-11 | Rohde & Schwarz, 8000 München | Schaltung zum erzeugen einer vorbestimmten, zur kompensation der nichtlinearitaeten eines nachgeschalteten verstaerkers dienenden und hierzu komplementaeren vorverzerrung eines hochfrequenz-, insbesondere eines fernseh- signals |
-
1974
- 1974-06-11 FR FR7420157A patent/FR2275065A1/fr active Granted
-
1975
- 1975-01-01 AR AR25915375A patent/AR204865A1/es active
- 1975-06-10 GB GB2490775A patent/GB1491798A/en not_active Expired
- 1975-06-10 ES ES438393A patent/ES438393A1/es not_active Expired
- 1975-06-10 CA CA228,923A patent/CA1048114A/en not_active Expired
- 1975-06-11 DE DE19752526064 patent/DE2526064C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1491798A (en) | 1977-11-16 |
CA1048114A (en) | 1979-02-06 |
DE2526064C2 (de) | 1984-04-12 |
FR2275065B1 (es) | 1978-01-13 |
DE2526064A1 (de) | 1976-01-02 |
AR204865A1 (es) | 1976-03-05 |
FR2275065A1 (fr) | 1976-01-09 |
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