BE860103A - Circuit compensateur de distorsion - Google Patents
Circuit compensateur de distorsionInfo
- Publication number
- BE860103A BE860103A BE182050A BE182050A BE860103A BE 860103 A BE860103 A BE 860103A BE 182050 A BE182050 A BE 182050A BE 182050 A BE182050 A BE 182050A BE 860103 A BE860103 A BE 860103A
- Authority
- BE
- Belgium
- Prior art keywords
- distortion compensator
- compensator circuit
- circuit
- distortion
- compensator
- Prior art date
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
- H03F1/32—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
-
- 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
- H03F1/3252—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using multiple parallel paths between input and output
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/198—A hybrid coupler being used as coupling circuit between stages of an amplifier circuit
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Filters And Equalizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/736,995 US4109212A (en) | 1976-10-29 | 1976-10-29 | Complementary distortion circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
BE860103A true BE860103A (fr) | 1978-02-15 |
Family
ID=24962185
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE182050A BE860103A (fr) | 1976-10-29 | 1977-10-26 | Circuit compensateur de distorsion |
Country Status (10)
Country | Link |
---|---|
US (1) | US4109212A (de) |
JP (1) | JPS5356948A (de) |
AU (1) | AU3001977A (de) |
BE (1) | BE860103A (de) |
DE (1) | DE2748077C3 (de) |
ES (1) | ES463649A1 (de) |
FR (1) | FR2369755A1 (de) |
IL (1) | IL53203A (de) |
NL (1) | NL7711689A (de) |
SE (1) | SE7711733L (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4536846A (en) * | 1982-09-20 | 1985-08-20 | Rca Corporation | Distortion reducer for companded analog systems |
US4481645A (en) * | 1982-12-29 | 1984-11-06 | At&T Bell Laboratories | Linear distortion canceller circuit |
US4564816A (en) * | 1984-05-09 | 1986-01-14 | Rca Corporation | Predistortion circuit |
US4588958A (en) * | 1985-03-29 | 1986-05-13 | Rca Corporation | Adjustable reflective predistortion circuit |
JPH01295510A (ja) * | 1988-05-23 | 1989-11-29 | Nec Corp | 非線形補償回路 |
US5015965A (en) * | 1989-11-22 | 1991-05-14 | General Electric Company | Predistortion equalizer with resistive combiners and dividers |
US5038113A (en) * | 1989-12-01 | 1991-08-06 | General Electric Company | Nonlinearity generator using FET source-to-drain conductive path |
GB9111926D0 (en) * | 1991-06-04 | 1991-07-24 | Nat Transcommunications Ltd | An improved method of video noise reduction using non-linear pre/de-emphasis |
JP3022347B2 (ja) * | 1996-10-18 | 2000-03-21 | 八木アンテナ株式会社 | 歪補償回路 |
US6317013B1 (en) | 1999-08-16 | 2001-11-13 | K & L Microwave Incorporated | Delay line filter |
JP4634557B2 (ja) * | 1999-11-30 | 2011-02-16 | 富士通株式会社 | 信号キャンセル方法及びその装置 |
US7340265B2 (en) * | 2002-02-28 | 2008-03-04 | Atheros Communications, Inc. | Method and apparatus for transient frequency distortion compensation |
FR2911019B1 (fr) * | 2006-12-28 | 2009-03-06 | Alcatel Lucent Sa | Dispositif de linearisation a pre-distortion a amplitude et galbe reglables |
US8400229B2 (en) | 2011-03-07 | 2013-03-19 | Ls Industrial Systems Co., Ltd. | Vector modulator using time delay and phase shifter |
EP2498402A1 (de) * | 2011-03-09 | 2012-09-12 | LS Industrial Systems Co., Ltd | Vektormodulator mit Zeitverzögerung und Phasenverschiebung |
WO2014132252A1 (en) * | 2013-02-27 | 2014-09-04 | Corning Optical Communications Wireless,Ltd. | Directional couplers having variable power ratios and related devices, systems, and methods |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3267392A (en) * | 1960-04-18 | 1966-08-16 | Hughes Aircraft Co | Balanced phase modulator |
GB959316A (en) * | 1961-03-14 | 1964-05-27 | Standard Telephones Cables Ltd | Improvements in or relating to signal transmission apparatus |
US3297882A (en) * | 1963-12-30 | 1967-01-10 | Collins Radio Co | Limiter-compressor circuit |
US3371284A (en) * | 1964-10-30 | 1968-02-27 | Bell Telephone Labor Inc | High frequency balanced amplifier |
US3292093A (en) * | 1965-10-12 | 1966-12-13 | Kenneth K Clarke | Demodulator for frequency modulated signal |
US3383618A (en) * | 1966-03-10 | 1968-05-14 | Bell Telephone Labor Inc | Suppression of intermodulation distortion |
DE214167C (de) * | 1970-09-23 | Communications Satellite Corp | ||
US3728648A (en) * | 1971-06-28 | 1973-04-17 | Lockheed Electronics Co | Power distribution network |
US3825843A (en) * | 1973-06-08 | 1974-07-23 | Bell Telephone Labor Inc | Selective distortion compensation circuit |
US3963990A (en) * | 1974-02-27 | 1976-06-15 | Communications Satellite Corporation (Comsat) | Interference reduction circuit |
JPS50140040A (de) * | 1974-04-25 | 1975-11-10 | ||
JPS5756248B2 (de) * | 1974-08-19 | 1982-11-29 |
-
1976
- 1976-10-29 US US05/736,995 patent/US4109212A/en not_active Expired - Lifetime
-
1977
- 1977-10-18 SE SE7711733A patent/SE7711733L/xx unknown
- 1977-10-24 IL IL53203A patent/IL53203A/xx unknown
- 1977-10-25 NL NL7711689A patent/NL7711689A/xx not_active Application Discontinuation
- 1977-10-25 AU AU30019/77A patent/AU3001977A/en active Pending
- 1977-10-26 BE BE182050A patent/BE860103A/xx unknown
- 1977-10-27 DE DE2748077A patent/DE2748077C3/de not_active Expired
- 1977-10-28 ES ES463649A patent/ES463649A1/es not_active Expired
- 1977-10-28 FR FR7732664A patent/FR2369755A1/fr active Granted
- 1977-10-29 JP JP12925277A patent/JPS5356948A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ES463649A1 (es) | 1978-07-16 |
SE7711733L (sv) | 1978-04-30 |
DE2748077C3 (de) | 1980-02-21 |
FR2369755A1 (fr) | 1978-05-26 |
DE2748077A1 (de) | 1978-05-11 |
NL7711689A (nl) | 1978-05-03 |
JPS5356948A (en) | 1978-05-23 |
FR2369755B1 (de) | 1980-08-08 |
AU3001977A (en) | 1979-05-03 |
US4109212A (en) | 1978-08-22 |
DE2748077B2 (de) | 1979-06-21 |
IL53203A (en) | 1980-11-30 |
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