ES2116440T3 - Amplificador de potencia de radio frecuencia con linealizacion. - Google Patents
Amplificador de potencia de radio frecuencia con linealizacion.Info
- Publication number
- ES2116440T3 ES2116440T3 ES93904012T ES93904012T ES2116440T3 ES 2116440 T3 ES2116440 T3 ES 2116440T3 ES 93904012 T ES93904012 T ES 93904012T ES 93904012 T ES93904012 T ES 93904012T ES 2116440 T3 ES2116440 T3 ES 2116440T3
- Authority
- ES
- Spain
- Prior art keywords
- power amplifier
- loop
- linearisation
- circuit
- look
- 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 - Lifetime
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
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
-
- 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
- H03F1/3294—Acting on the real and imaginary components of the input signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/57—Separate feedback of real and complex signals being present
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
- H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
- H03F2201/3233—Adaptive predistortion using lookup table, e.g. memory, RAM, ROM, LUT, to generate the predistortion
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
- Transmitters (AREA)
Abstract
SE PREVE UN TRANSMISOR RADIO QUE COMPRENDE: UN AMPLIFICADOR DE POTENCIA (12); MEDIOS DE LINEARIZACION (10) PARA MANTENER LA LINEARIDAD EN EL AMPLIFICADOR DE POTENCIA; U MEDIOS DE RETROALIMENTACION (13) PARA ALIMENTAR UNA SEÑAL A PARTIR DE UNA SALIDA DEL AMPLIFICADOR DE POTENCIA HASTA EL MEDIO DE LINEARIZACION PARA MANTENER LA LINEARIDAD, FORMANDO DICHO AMPLIFICADOR, MEDIOS DE LINEARIZACION MEDIO DE RETROALIMENTACION UN BUCLE QUE TIENE PARAMETROS DE LINEARIZACION DE BUCLE AJUSTABLES (POR EJEMPLO FASE Y GANANCIA); UNA TABLA DE CONSULTA (19) PARA ALMACENAR PARAMETROS DE LINEARIZACION DE BUCLE ; Y MEDIOS DE CONTROL QUE TIENEN UNA ENTRADA DE CONDICION DE OPERACION, ESTANDO DICHO MEDIO DE CONTROL ACOPLADO A LA TABLA DE CONSULTA Y EL BUCLE PARA ELEGIR UN PARAMETRO DE LINEARIZACION EN RESPUESTA A UNA SEÑAL DE CONTROL TRANSMITIDA DE ACUERDO CON UN ENTRADA DE CONDICION DE OPERACION, TAL COMO UN TEMPERATURA O NIVEL DE BATERIA, CON EL MEDIO CENTRAL EN EL MOMENTO DE RECIBIR LA SEÑAL DE CONTROL TRANSMITIDA. LA INVENCION TAMBIEN SE REFIERE A UN RECEPTOR DE CANALES ADYACENTES PARA MONITORIZAR LA LINEARIZACION Y OTROS FACTORES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9204497A GB2265270B (en) | 1992-03-02 | 1992-03-02 | Rf power amplifier with linearization |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2116440T3 true ES2116440T3 (es) | 1998-07-16 |
Family
ID=10711357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES93904012T Expired - Lifetime ES2116440T3 (es) | 1992-03-02 | 1993-02-25 | Amplificador de potencia de radio frecuencia con linealizacion. |
Country Status (15)
Country | Link |
---|---|
EP (1) | EP0584312B1 (es) |
JP (1) | JP3070096B2 (es) |
KR (1) | KR100314327B1 (es) |
AT (1) | ATE166191T1 (es) |
AU (1) | AU658269B2 (es) |
CA (1) | CA2109063C (es) |
DE (1) | DE69318490T2 (es) |
DK (1) | DK0584312T3 (es) |
ES (1) | ES2116440T3 (es) |
GB (2) | GB2265270B (es) |
HK (1) | HK1000814A1 (es) |
HU (1) | HU214127B (es) |
IL (1) | IL104926A (es) |
PL (1) | PL170401B1 (es) |
WO (1) | WO1993018581A1 (es) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2272133B (en) * | 1992-11-02 | 1996-06-12 | Motorola Inc | Radio system |
GB2282290B (en) * | 1993-09-09 | 1997-11-19 | Motorola Israel Ltd | Radio transmitter with power amplifier linearizer |
US5722056A (en) * | 1993-08-20 | 1998-02-24 | Motorola, Inc. | Radio transmitter with power amplifier linearizer |
GB2281668B (en) * | 1993-08-20 | 1997-10-08 | Motorola Inc | Radio transmitter with power amplifier linearizer |
GB2287595B (en) * | 1994-03-09 | 1997-03-05 | Motorola Ltd | Method for amplitude training in a linear power amplifier |
GB2287371B (en) * | 1994-03-11 | 1998-12-16 | Motorola Israel Ltd | Radio transmitter power amplifier calibration |
GB2293935B (en) * | 1994-10-03 | 1999-07-14 | Linear Modulation Tech | Automatic calibration of carrier suppression and loop phase in a cartesian amplifier |
GB2301247A (en) | 1995-05-22 | 1996-11-27 | Univ Bristol | A cartesian loop transmitter amplifier |
DE19631388C2 (de) * | 1996-06-19 | 1998-07-02 | Fraunhofer Ges Forschung | Verfahren zum Vorverzerren eines über eine nichtlineare Übertragungsstrecke zu übertragenden Signals und Schaltungsanordnung zum Durchführung des Verfahrens |
EP0885482B1 (de) | 1996-06-19 | 1999-08-04 | Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V. | Vorverzerrung für eine nichtlineare übertragungsstrecke im hochfrequenzbereich |
SE506841C2 (sv) * | 1996-06-28 | 1998-02-16 | Ericsson Telefon Ab L M | Anordning och förfarande för fasdistorsionskompensering |
GB2329538A (en) * | 1997-09-19 | 1999-03-24 | Motorola Israel Ltd | Reducing splatter from TDMA transmitter |
US6215986B1 (en) | 1997-09-26 | 2001-04-10 | Nortel Networks Corporation | Reducing radio transmitter distortion |
GB2331202A (en) * | 1997-11-03 | 1999-05-12 | Wireless Systems Int Ltd | Radio telemetry system |
US6112059A (en) * | 1997-11-12 | 2000-08-29 | Motorola, Inc. | Off-channel leakage power monitor apparatus and method |
GB2337169A (en) * | 1998-05-07 | 1999-11-10 | Nokia Mobile Phones Ltd | An adaptive predistorter for an amplifier |
GB9906417D0 (en) * | 1999-03-19 | 1999-05-12 | Simoco Int Ltd | Radio transmitters |
DE19927952A1 (de) | 1999-06-18 | 2001-01-04 | Fraunhofer Ges Forschung | Vorrichtung und Verfahren zum Vorverzerren eines über eine nicht-lineare Übertragungsstrecke zu übertragenden Übertragungssignals |
US7409007B1 (en) * | 1999-09-14 | 2008-08-05 | Lucent Technologies Inc. | Method and apparatus for reducing adjacent channel power in wireless communication systems |
TW498664B (en) * | 1999-09-17 | 2002-08-11 | Qualcomm Inc | Method and apparatus for rotating a phase of a modulated signal |
WO2001029963A1 (en) * | 1999-10-20 | 2001-04-26 | Lucent Technologies, Inc. | Adaptive digital predistortion for amplifier linearization |
US6621340B1 (en) | 2000-02-24 | 2003-09-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | System for reducing adjacent-channel interference by pre-linearization and pre-distortion |
DE50111952D1 (de) * | 2000-03-03 | 2007-03-15 | Siemens Ag | Verfahren und sendeschaltung zur erzeugung eines sendesignals |
WO2002087097A1 (fr) | 2001-04-18 | 2002-10-31 | Fujitsu Limited | Dispositif de correction de distorsion |
JP4168259B2 (ja) * | 2003-02-21 | 2008-10-22 | 日本電気株式会社 | 非線形歪補償回路および非線形歪補償方法ならびに送信回路 |
US7915954B2 (en) * | 2004-01-16 | 2011-03-29 | Qualcomm, Incorporated | Amplifier predistortion and autocalibration method and apparatus |
JP4336968B2 (ja) * | 2004-02-20 | 2009-09-30 | 日本電気株式会社 | 移動体通信機器および送信電力制御方法 |
JP4602851B2 (ja) * | 2005-06-29 | 2010-12-22 | 三菱電機株式会社 | 歪み補償回路、送信機および歪み補償方法 |
US20090033418A1 (en) * | 2007-08-03 | 2009-02-05 | M/A-Com, Inc. | Training sequence and digital linearization process for power amplifier |
US20100022209A1 (en) * | 2008-07-25 | 2010-01-28 | Motorola, Inc | Method and apparatus for reducing peak current variation in a radio |
JP5375683B2 (ja) | 2010-03-10 | 2013-12-25 | 富士通株式会社 | 通信装置および電力補正方法 |
US9655069B2 (en) * | 2011-09-09 | 2017-05-16 | Vixs Systems, Inc. | Dynamic transmitter calibration |
JP2017135555A (ja) | 2016-01-27 | 2017-08-03 | 富士通株式会社 | 無線装置及び歪補償方法 |
EP3252949B1 (en) * | 2016-06-01 | 2020-03-18 | Intel IP Corporation | Methods and devices for predistortion of signals |
KR101815118B1 (ko) * | 2017-06-02 | 2018-01-30 | 주식회사 케이알에프 | 멀티 밴드용 전력 증폭 장치 및 그를 이용한 복수의 주파수 대역 신호 증폭 방법 |
US10658982B1 (en) | 2018-12-21 | 2020-05-19 | Motorola Solutions, Inc. | Dynamically linearizing multi-carrier power amplifiers |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
GB2191660B (en) * | 1986-06-14 | 1990-04-25 | Marconi Instruments Ltd | Measuring adjacent channel power |
US5066923A (en) * | 1990-10-31 | 1991-11-19 | Motorola, Inc. | Linear transmitter training method and apparatus |
JPH05121958A (ja) * | 1991-10-29 | 1993-05-18 | Saitama Nippon Denki Kk | 直線増幅装置の歪補償制御方式 |
-
1992
- 1992-03-02 GB GB9204497A patent/GB2265270B/en not_active Expired - Lifetime
-
1993
- 1993-02-25 KR KR1019930703266A patent/KR100314327B1/ko not_active IP Right Cessation
- 1993-02-25 ES ES93904012T patent/ES2116440T3/es not_active Expired - Lifetime
- 1993-02-25 WO PCT/EP1993/000430 patent/WO1993018581A1/en active IP Right Grant
- 1993-02-25 DK DK93904012T patent/DK0584312T3/da active
- 1993-02-25 PL PL93301158A patent/PL170401B1/pl not_active IP Right Cessation
- 1993-02-25 DE DE69318490T patent/DE69318490T2/de not_active Expired - Lifetime
- 1993-02-25 HU HU9303114A patent/HU214127B/hu not_active IP Right Cessation
- 1993-02-25 AU AU34989/93A patent/AU658269B2/en not_active Ceased
- 1993-02-25 JP JP5515291A patent/JP3070096B2/ja not_active Expired - Fee Related
- 1993-02-25 CA CA002109063A patent/CA2109063C/en not_active Expired - Fee Related
- 1993-02-25 AT AT93904012T patent/ATE166191T1/de not_active IP Right Cessation
- 1993-02-25 EP EP93904012A patent/EP0584312B1/en not_active Expired - Lifetime
- 1993-03-02 IL IL10492693A patent/IL104926A/en not_active IP Right Cessation
-
1995
- 1995-10-31 GB GB9522297A patent/GB2293509B/en not_active Expired - Fee Related
-
1997
- 1997-12-12 HK HK97102407A patent/HK1000814A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2109063C (en) | 2002-12-17 |
JPH06507772A (ja) | 1994-09-01 |
GB2293509B (en) | 1996-06-12 |
PL170401B1 (pl) | 1996-12-31 |
AU658269B2 (en) | 1995-04-06 |
DK0584312T3 (da) | 1999-01-25 |
AU3498993A (en) | 1993-10-05 |
GB9204497D0 (en) | 1992-04-15 |
WO1993018581A1 (en) | 1993-09-16 |
GB2265270B (en) | 1996-06-12 |
HU9303114D0 (en) | 1994-01-28 |
HK1000814A1 (en) | 1998-05-01 |
GB9522297D0 (en) | 1996-01-03 |
GB2293509A (en) | 1996-03-27 |
DE69318490T2 (de) | 1999-01-07 |
CA2109063A1 (en) | 1993-09-03 |
HU214127B (en) | 1997-12-29 |
JP3070096B2 (ja) | 2000-07-24 |
HUT67646A (en) | 1995-04-28 |
GB2265270A (en) | 1993-09-22 |
IL104926A (en) | 1996-05-14 |
EP0584312B1 (en) | 1998-05-13 |
KR100314327B1 (ko) | 2001-12-28 |
EP0584312A1 (en) | 1994-03-02 |
DE69318490D1 (de) | 1998-06-18 |
ATE166191T1 (de) | 1998-05-15 |
IL104926A0 (en) | 1993-07-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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