IT8423409A0 - Predistorcitore a tre vie a fondamentale soppressa. - Google Patents
Predistorcitore a tre vie a fondamentale soppressa.Info
- Publication number
- IT8423409A0 IT8423409A0 IT8423409A IT2340984A IT8423409A0 IT 8423409 A0 IT8423409 A0 IT 8423409A0 IT 8423409 A IT8423409 A IT 8423409A IT 2340984 A IT2340984 A IT 2340984A IT 8423409 A0 IT8423409 A0 IT 8423409A0
- Authority
- IT
- Italy
- Prior art keywords
- predistortor
- way
- fundamental
- suppressed
- suppressed fundamental
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT23409/84A IT1178599B (it) | 1984-10-31 | 1984-10-31 | Predistorcitore a tre vie a fondamentale soppressa |
US06/773,689 US4698597A (en) | 1984-10-31 | 1985-09-05 | Suppressed-fundamental frequency three-way predistorter |
EP85111334A EP0181458A3 (en) | 1984-10-31 | 1985-09-07 | Suppressed-fundamental frequency three-way predistorter |
ZA857539A ZA857539B (en) | 1984-10-31 | 1985-09-30 | Suppressed-fundamental frequency three-way predistorter |
JP60230893A JPS61179608A (ja) | 1984-10-31 | 1985-10-16 | 抑制された基本波周波数3路プレ・ジスト−タ |
AU48962/85A AU585540B2 (en) | 1984-10-31 | 1985-10-23 | Suppressed-fundamental frequency three-way predistorter |
CN198585107828A CN85107828A (zh) | 1984-10-31 | 1985-10-24 | 三通道、抑制基频前置补偿器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT23409/84A IT1178599B (it) | 1984-10-31 | 1984-10-31 | Predistorcitore a tre vie a fondamentale soppressa |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8423409A0 true IT8423409A0 (it) | 1984-10-31 |
IT8423409A1 IT8423409A1 (it) | 1986-05-01 |
IT1178599B IT1178599B (it) | 1987-09-09 |
Family
ID=11206830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23409/84A IT1178599B (it) | 1984-10-31 | 1984-10-31 | Predistorcitore a tre vie a fondamentale soppressa |
Country Status (7)
Country | Link |
---|---|
US (1) | US4698597A (it) |
EP (1) | EP0181458A3 (it) |
JP (1) | JPS61179608A (it) |
CN (1) | CN85107828A (it) |
AU (1) | AU585540B2 (it) |
IT (1) | IT1178599B (it) |
ZA (1) | ZA857539B (it) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1280180C (en) * | 1987-02-02 | 1991-02-12 | Masatoshi Ishida | Nonlinear signal generating circuit and nonlinear compensating deviceusing the same |
IT1215370B (it) * | 1987-02-26 | 1990-02-08 | Gtg Ora Siemens Telecomunicazi | Linearizzatore per amplificatore di potenza a microonde. |
US4914398A (en) * | 1988-08-01 | 1990-04-03 | International Business Machines Corporation | Method and circuitry to suppress additive disturbances in data channels containing MR sensors |
US4857865A (en) * | 1988-11-10 | 1989-08-15 | Hughes Aircraft Company | Self equalizing multi-stage radio frequency power amplifier |
EP0391235A1 (de) * | 1989-04-04 | 1990-10-10 | Siemens Aktiengesellschaft | Analoger Vorverzerrer |
US4992754B1 (en) * | 1989-09-07 | 1997-10-28 | Ortel Corp | Predistorter for linearization of electronic and optical signals |
US5132639A (en) * | 1989-09-07 | 1992-07-21 | Ortel Corporation | Predistorter for linearization of electronic and optical signals |
JP2821198B2 (ja) * | 1989-10-02 | 1998-11-05 | キヤノン株式会社 | 周波数処理回路 |
US4987378A (en) * | 1989-11-28 | 1991-01-22 | General Electric Company | Feedforward predistortion linearizer |
JPH03296308A (ja) * | 1990-04-13 | 1991-12-27 | Advantest Corp | 波形発生器 |
US5862457A (en) * | 1995-12-21 | 1999-01-19 | Lucent Technologies, Inc. | Multichannel predistortion linearizer |
DE19829211A1 (de) * | 1998-06-30 | 2000-01-13 | Siemens Ag | Linearisierung von Multiträger-Empfängern |
US6614854B1 (en) | 1999-05-28 | 2003-09-02 | Carriercomm, Inc. | System and method for adaptive predistortion |
US6255908B1 (en) | 1999-09-03 | 2001-07-03 | Amplix | Temperature compensated and digitally controlled amplitude and phase channel amplifier linearizer for multi-carrier amplification systems |
US6188279B1 (en) * | 1999-11-03 | 2001-02-13 | Space Systems/Loral, Inc. | Low cost miniature broadband linearizer |
CN1976251B (zh) * | 2006-12-13 | 2011-05-25 | 太原理工大学 | 基于反相对称法的分集接收方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3374435A (en) * | 1965-07-29 | 1968-03-19 | Bell Telephone Labor Inc | Reduction of the effect of impulse noise bursts |
US3889199A (en) * | 1974-05-22 | 1975-06-10 | Us Army | Method and apparatus for adaptively suppressing unwanted lobes in a compressed coded radar signal |
DE2638591A1 (de) * | 1976-08-27 | 1978-03-02 | Licentia Gmbh | Schaltungsanordnung zum vorverzerren oder nachentzerren eines hochfrequenzsignales |
US4311963A (en) * | 1978-07-18 | 1982-01-19 | Matsushita Electric Industrial Co., Ltd. | Noise pulse suppressing system |
DE2835751C2 (de) * | 1978-08-16 | 1980-07-03 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | HF-Leistungsverstärker mit einer Modulationseinrichtung |
DE3002995C2 (de) * | 1979-02-13 | 1983-09-29 | Nippon Telegraph & Telephone Public Corp., Tokyo | Anpassbares Entzerrungssystem |
FR2482799A1 (fr) * | 1980-05-14 | 1981-11-20 | Lgt Lab Gen Telecomm | Dispositif de precorrection de produits de non linearite et systeme de transmission de signaux de television comportant de tel dispositif |
US4453133A (en) * | 1982-04-05 | 1984-06-05 | Bell Telephone Laboratories, Incorporated | Active predistorter for linearity compensation |
-
1984
- 1984-10-31 IT IT23409/84A patent/IT1178599B/it active
-
1985
- 1985-09-05 US US06/773,689 patent/US4698597A/en not_active Expired - Fee Related
- 1985-09-07 EP EP85111334A patent/EP0181458A3/en not_active Withdrawn
- 1985-09-30 ZA ZA857539A patent/ZA857539B/xx unknown
- 1985-10-16 JP JP60230893A patent/JPS61179608A/ja active Pending
- 1985-10-23 AU AU48962/85A patent/AU585540B2/en not_active Ceased
- 1985-10-24 CN CN198585107828A patent/CN85107828A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0181458A2 (en) | 1986-05-21 |
IT1178599B (it) | 1987-09-09 |
AU4896285A (en) | 1986-05-08 |
AU585540B2 (en) | 1989-06-22 |
IT8423409A1 (it) | 1986-05-01 |
US4698597A (en) | 1987-10-06 |
EP0181458A3 (en) | 1987-09-02 |
CN85107828A (zh) | 1986-05-10 |
JPS61179608A (ja) | 1986-08-12 |
ZA857539B (en) | 1986-06-25 |
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