SE470455B - Anordning för kompensering av fasvridningen i återkopplingsslingan vid en kartesiskt återkopplad effektförstärkare - Google Patents
Anordning för kompensering av fasvridningen i återkopplingsslingan vid en kartesiskt återkopplad effektförstärkareInfo
- Publication number
- SE470455B SE470455B SE9202420A SE9202420A SE470455B SE 470455 B SE470455 B SE 470455B SE 9202420 A SE9202420 A SE 9202420A SE 9202420 A SE9202420 A SE 9202420A SE 470455 B SE470455 B SE 470455B
- Authority
- SE
- Sweden
- Prior art keywords
- signal
- complex
- phase shift
- feedback
- iff
- 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
- H03F1/3247—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
- H03F1/3282—Acting on the phase and the amplitude of the input signal
-
- 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
- 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
- H03F2201/3231—Adaptive predistortion using phase feedback from the output of the main amplifier
Priority Applications (21)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9202420A SE470455B (sv) | 1992-08-24 | 1992-08-24 | Anordning för kompensering av fasvridningen i återkopplingsslingan vid en kartesiskt återkopplad effektförstärkare |
RU94033150A RU2115222C1 (ru) | 1992-08-24 | 1993-08-02 | Устройство для компенсации фазового сдвига в цепи обратной связи усилителя мощности (варианты) |
CA002119867A CA2119867C (en) | 1992-08-24 | 1993-08-02 | Apparatus for compensating of phase rotation in a final amplifier stage |
PCT/SE1993/000647 WO1994005078A1 (en) | 1992-08-24 | 1993-08-02 | Apparatus for compensating of phase rotation in a final amplifier stage |
DE69318818T DE69318818T2 (de) | 1992-08-24 | 1993-08-02 | Vorrichtung zur kompensation der phasendrehung in einer endstufe eines verstärkers |
BR9305621A BR9305621A (pt) | 1992-08-24 | 1993-08-02 | Aparelho para compensar a rotação de fase no enlace de realimentação de um amplificador de potência de realimentação cartesiana |
AT94908138T ATE166754T1 (de) | 1992-08-24 | 1993-08-02 | Vorrichtung zur kompensation der phasendrehung in einer endstufe eines verstärkers |
AU47660/93A AU662078B2 (en) | 1992-08-24 | 1993-08-02 | Apparatus for compensating of phase rotation in a final amplifier stage |
JP50615394A JP3372546B2 (ja) | 1992-08-24 | 1993-08-02 | 最終増幅器段における位相回転を補償する装置 |
ES94908138T ES2117256T3 (es) | 1992-08-24 | 1993-08-02 | Aparato de compensacion de rotacion de fase en una etapa final de amplificador. |
EP94908138A EP0609435B1 (en) | 1992-08-24 | 1993-08-02 | Apparatus for compensating of phase rotation in a final amplifier stage |
KR1019940701302A KR100188045B1 (ko) | 1992-08-24 | 1993-08-02 | 최종 증폭기 단계에서 위상회전을 보상하는 장치 |
NZ255003A NZ255003A (en) | 1992-08-24 | 1993-08-02 | Power amplifier feedback: compensating for phase rotation |
TW082106257A TW228624B (zh) | 1992-08-24 | 1993-08-05 | |
MX9304985A MX9304985A (es) | 1992-08-24 | 1993-08-17 | Aparato para compensar la rotacion de fase en una etapa final de amplificador. |
MYPI93001662A MY110112A (en) | 1992-08-24 | 1993-08-20 | Apparatus for compensating of phase rotation in a final amplifier stage |
CN93116480A CN1033122C (zh) | 1992-08-24 | 1993-08-23 | 末级放大器中用于补偿相位旋转的装置 |
US08/110,944 US5483681A (en) | 1992-08-24 | 1993-08-24 | Apparatus for compensating of phase rotation in a final amplifier stage |
FI941835A FI941835A0 (fi) | 1992-08-24 | 1994-04-20 | Menetelmä vahvistimien pääteasteiden vaihesiirtymän kompensoimista varten |
NO941436A NO303607B1 (no) | 1992-08-24 | 1994-04-20 | Apparat for Õ kompensere fasedreining i et sluttforsterkertrinn |
HK98112427A HK1011516A1 (en) | 1992-08-24 | 1998-11-27 | Apparatus for compensating of phase rotation in a final amplifier stage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9202420A SE470455B (sv) | 1992-08-24 | 1992-08-24 | Anordning för kompensering av fasvridningen i återkopplingsslingan vid en kartesiskt återkopplad effektförstärkare |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9202420D0 SE9202420D0 (sv) | 1992-08-24 |
SE9202420L SE9202420L (sv) | 1994-02-25 |
SE470455B true SE470455B (sv) | 1994-04-11 |
Family
ID=20386991
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9202420A SE470455B (sv) | 1992-08-24 | 1992-08-24 | Anordning för kompensering av fasvridningen i återkopplingsslingan vid en kartesiskt återkopplad effektförstärkare |
Country Status (20)
Country | Link |
---|---|
US (1) | US5483681A (zh) |
EP (1) | EP0609435B1 (zh) |
JP (1) | JP3372546B2 (zh) |
KR (1) | KR100188045B1 (zh) |
CN (1) | CN1033122C (zh) |
AT (1) | ATE166754T1 (zh) |
AU (1) | AU662078B2 (zh) |
BR (1) | BR9305621A (zh) |
CA (1) | CA2119867C (zh) |
DE (1) | DE69318818T2 (zh) |
ES (1) | ES2117256T3 (zh) |
FI (1) | FI941835A0 (zh) |
HK (1) | HK1011516A1 (zh) |
MX (1) | MX9304985A (zh) |
MY (1) | MY110112A (zh) |
NZ (1) | NZ255003A (zh) |
RU (1) | RU2115222C1 (zh) |
SE (1) | SE470455B (zh) |
TW (1) | TW228624B (zh) |
WO (1) | WO1994005078A1 (zh) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI94476C (fi) * | 1993-11-18 | 1995-09-11 | Nokia Telecommunications Oy | Menetelmä lähetinvastaanotinyksikön lähettimen vaihevirheen minimoimiseksi sekä lähetinvastaanotinyksikkö |
EP0656714B1 (en) * | 1993-11-30 | 2003-08-27 | Nec Corporation | Adaptive linearisation of a quadrature modulator |
JPH0832462A (ja) * | 1994-07-15 | 1996-02-02 | Uniden Corp | カーテジアンループのdcオフセット回路 |
GB2293935B (en) * | 1994-10-03 | 1999-07-14 | Linear Modulation Tech | Automatic calibration of carrier suppression and loop phase in a cartesian amplifier |
FI105865B (fi) * | 1994-11-14 | 2000-10-13 | Nokia Mobile Phones Ltd | Menetelmä ja kytkentä radiolaitteen lähetinsignaalin tehon säätämiseksi ja linearisoimiseksi |
GB2301247A (en) * | 1995-05-22 | 1996-11-27 | Univ Bristol | A cartesian loop transmitter amplifier |
JP3169803B2 (ja) * | 1995-08-28 | 2001-05-28 | 株式会社日立国際電気 | 電力増幅器の非線形補償回路 |
JP3708232B2 (ja) * | 1995-10-30 | 2005-10-19 | 富士通株式会社 | 歪補償回路を有する送信装置 |
JP3167608B2 (ja) * | 1995-12-18 | 2001-05-21 | 日本マランツ株式会社 | 無線装置 |
US5894496A (en) * | 1996-09-16 | 1999-04-13 | Ericsson Inc. | Method and apparatus for detecting and compensating for undesired phase shift in a radio transceiver |
US5870670A (en) * | 1996-09-23 | 1999-02-09 | Motorola, Inc. | Integrated image reject mixer |
US5898906A (en) * | 1996-10-29 | 1999-04-27 | Gec Plessey Semiconductors, Inc. | System and method for implementing a cellular radio transmitter device |
GB2326297B (en) * | 1997-06-09 | 2002-03-20 | Linear Modulation Tech | Radio frequency signal processing and amplification in cartesian loop amplifiers |
GB9715278D0 (en) | 1997-07-18 | 1997-09-24 | Cambridge Consultants | Signal processing system |
SE512623C2 (sv) * | 1997-11-03 | 2000-04-10 | Ericsson Telefon Ab L M | Förfarande och anordning i ett telekommunikationsproblem |
US6311046B1 (en) | 1998-04-02 | 2001-10-30 | Ericsson Inc. | Linear amplification systems and methods using more than two constant length vectors |
US6285251B1 (en) | 1998-04-02 | 2001-09-04 | Ericsson Inc. | Amplification systems and methods using fixed and modulated power supply voltages and buck-boost control |
US5930128A (en) * | 1998-04-02 | 1999-07-27 | Ericsson Inc. | Power waveform synthesis using bilateral devices |
US6466628B1 (en) | 1998-04-18 | 2002-10-15 | Lucent Technologies Inc. | Technique for effectively rendering power amplification and control in wireless communications |
US6201452B1 (en) | 1998-12-10 | 2001-03-13 | Ericsson Inc. | Systems and methods for converting a stream of complex numbers into a modulated radio power signal |
US6411655B1 (en) | 1998-12-18 | 2002-06-25 | Ericsson Inc. | Systems and methods for converting a stream of complex numbers into an amplitude and phase-modulated radio power signal |
US6181199B1 (en) | 1999-01-07 | 2001-01-30 | Ericsson Inc. | Power IQ modulation systems and methods |
US6831954B1 (en) * | 2000-02-01 | 2004-12-14 | Nokia Corporation | Apparatus, and associated method, for compensating for distortion introduced upon a send signal by an amplifier |
US6606483B1 (en) * | 2000-10-10 | 2003-08-12 | Motorola, Inc. | Dual open and closed loop linear transmitter |
US6931080B2 (en) * | 2001-08-13 | 2005-08-16 | Lucent Technologies Inc. | Multiple stage and/or nested predistortion system and method |
EP1361655A1 (en) * | 2002-05-07 | 2003-11-12 | Semiconductor Ideas to The Market (ItoM) BV | Mirror suppression circuit in a quadrature demodulator |
JP2004072336A (ja) * | 2002-08-05 | 2004-03-04 | Samsung Electronics Co Ltd | 送信信号補償機能付き無線機 |
US7446622B2 (en) * | 2003-09-05 | 2008-11-04 | Infinera Corporation | Transmission line with low dispersive properties and its application in equalization |
US7915954B2 (en) | 2004-01-16 | 2011-03-29 | Qualcomm, Incorporated | Amplifier predistortion and autocalibration method and apparatus |
ATE487272T1 (de) * | 2004-05-19 | 2010-11-15 | Ericsson Telefon Ab L M | Adaptives vorverzerrungsverfahren und anordnung |
US7421252B2 (en) * | 2005-08-02 | 2008-09-02 | Freescale Semiconductor, Inc. | Center frequency control of an integrated phase rotator band-pass filter using VCO coarse trim bits |
US8175553B2 (en) * | 2007-01-17 | 2012-05-08 | Motorola Solutions, Inc. | Wireless communication unit, linearised transmitter circuit and method of linearising therein |
GB2469076B (en) * | 2009-03-31 | 2013-05-22 | Motorola Solutions Inc | IQ phase imbalance correction method in cartesian linearization feedback path with dual phase shifters |
US9407206B2 (en) * | 2012-04-24 | 2016-08-02 | Qualcomm Incorporated | Phased array architecture configured for current reuse |
WO2016102020A1 (en) * | 2014-12-23 | 2016-06-30 | Advantest Corporation | Test equipment, method for operating a test equipment and computer program |
CN105187346B (zh) * | 2015-09-25 | 2019-03-05 | 海能达通信股份有限公司 | 发射机相位自适应调整的方法以及发射机 |
RU196826U1 (ru) * | 2019-09-13 | 2020-03-17 | Публичное акционерное общество "Научно-производственное объединение "Алмаз" имени академика А.А. Расплетина" (ПАО "НПО "Алмаз") | Устройство коррекции электрической длины каналов усиления |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4291277A (en) * | 1979-05-16 | 1981-09-22 | Harris Corporation | Adaptive predistortion technique for linearizing a power amplifier for digital data systems |
US4462001A (en) * | 1982-02-22 | 1984-07-24 | Canadian Patents & Development Limited | Baseband linearizer for wideband, high power, nonlinear amplifiers |
WO1991006149A1 (en) * | 1989-10-16 | 1991-05-02 | Motorola, Inc. | Stabilizing circuit for feedback rf amplifier |
US5066922A (en) * | 1989-10-16 | 1991-11-19 | Motorola, Inc. | Stabilizing circuit for feedback RF amplifier |
US5066923A (en) * | 1990-10-31 | 1991-11-19 | Motorola, Inc. | Linear transmitter training method and apparatus |
US5175879A (en) * | 1991-04-25 | 1992-12-29 | Motorola, Inc. | Linear amplifier with feedback path and phase error compensation |
-
1992
- 1992-08-24 SE SE9202420A patent/SE470455B/sv not_active IP Right Cessation
-
1993
- 1993-08-02 AT AT94908138T patent/ATE166754T1/de not_active IP Right Cessation
- 1993-08-02 ES ES94908138T patent/ES2117256T3/es not_active Expired - Lifetime
- 1993-08-02 RU RU94033150A patent/RU2115222C1/ru active
- 1993-08-02 NZ NZ255003A patent/NZ255003A/en unknown
- 1993-08-02 CA CA002119867A patent/CA2119867C/en not_active Expired - Lifetime
- 1993-08-02 EP EP94908138A patent/EP0609435B1/en not_active Expired - Lifetime
- 1993-08-02 WO PCT/SE1993/000647 patent/WO1994005078A1/en active IP Right Grant
- 1993-08-02 DE DE69318818T patent/DE69318818T2/de not_active Expired - Fee Related
- 1993-08-02 JP JP50615394A patent/JP3372546B2/ja not_active Expired - Lifetime
- 1993-08-02 AU AU47660/93A patent/AU662078B2/en not_active Expired
- 1993-08-02 BR BR9305621A patent/BR9305621A/pt not_active IP Right Cessation
- 1993-08-02 KR KR1019940701302A patent/KR100188045B1/ko not_active IP Right Cessation
- 1993-08-05 TW TW082106257A patent/TW228624B/zh not_active IP Right Cessation
- 1993-08-17 MX MX9304985A patent/MX9304985A/es not_active IP Right Cessation
- 1993-08-20 MY MYPI93001662A patent/MY110112A/en unknown
- 1993-08-23 CN CN93116480A patent/CN1033122C/zh not_active Expired - Fee Related
- 1993-08-24 US US08/110,944 patent/US5483681A/en not_active Expired - Lifetime
-
1994
- 1994-04-20 FI FI941835A patent/FI941835A0/fi unknown
-
1998
- 1998-11-27 HK HK98112427A patent/HK1011516A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP3372546B2 (ja) | 2003-02-04 |
CN1083640A (zh) | 1994-03-09 |
AU662078B2 (en) | 1995-08-17 |
ES2117256T3 (es) | 1998-08-01 |
EP0609435A1 (en) | 1994-08-10 |
WO1994005078A1 (en) | 1994-03-03 |
MX9304985A (es) | 1994-02-28 |
JPH07500716A (ja) | 1995-01-19 |
FI941835A (fi) | 1994-04-20 |
CA2119867C (en) | 2002-11-26 |
EP0609435B1 (en) | 1998-05-27 |
MY110112A (en) | 1998-01-27 |
CN1033122C (zh) | 1996-10-23 |
SE9202420L (sv) | 1994-02-25 |
HK1011516A1 (en) | 1999-07-09 |
AU4766093A (en) | 1994-03-15 |
FI941835A0 (fi) | 1994-04-20 |
DE69318818T2 (de) | 1998-09-24 |
ATE166754T1 (de) | 1998-06-15 |
KR100188045B1 (ko) | 1999-06-01 |
DE69318818D1 (de) | 1998-07-02 |
BR9305621A (pt) | 1995-03-01 |
TW228624B (zh) | 1994-08-21 |
US5483681A (en) | 1996-01-09 |
RU2115222C1 (ru) | 1998-07-10 |
NZ255003A (en) | 1995-12-21 |
CA2119867A1 (en) | 1994-03-03 |
SE9202420D0 (sv) | 1992-08-24 |
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