ATE522023T1 - Trägerunterdrückungsmechanismus für einen abtastdetector zum messen und korrigieren der verzerrung des hf-leistungsverstärkers - Google Patents
Trägerunterdrückungsmechanismus für einen abtastdetector zum messen und korrigieren der verzerrung des hf-leistungsverstärkersInfo
- Publication number
- ATE522023T1 ATE522023T1 AT01901814T AT01901814T ATE522023T1 AT E522023 T1 ATE522023 T1 AT E522023T1 AT 01901814 T AT01901814 T AT 01901814T AT 01901814 T AT01901814 T AT 01901814T AT E522023 T1 ATE522023 T1 AT E522023T1
- Authority
- AT
- Austria
- Prior art keywords
- distortion
- power
- receiver
- input
- power amplifier
- 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
-
- 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
- H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
- H03F1/3229—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Transmitters (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Microwave Amplifiers (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US47972300A | 2000-01-07 | 2000-01-07 | |
PCT/US2001/000437 WO2001052408A1 (en) | 2000-01-07 | 2001-01-08 | Carrier-blanking mechanism for sweeping detector used to measure and correct rf power amplifier distortion |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE522023T1 true ATE522023T1 (de) | 2011-09-15 |
Family
ID=23905150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT01901814T ATE522023T1 (de) | 2000-01-07 | 2001-01-08 | Trägerunterdrückungsmechanismus für einen abtastdetector zum messen und korrigieren der verzerrung des hf-leistungsverstärkers |
Country Status (6)
Country | Link |
---|---|
US (1) | US6407635B2 (de) |
EP (1) | EP1245077B1 (de) |
JP (1) | JP4707915B2 (de) |
KR (1) | KR20030009337A (de) |
AT (1) | ATE522023T1 (de) |
WO (1) | WO2001052408A1 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020034830A (ko) * | 2000-10-31 | 2002-05-09 | 스펙트리안 | 알에프 전력 증폭기 왜곡 측정 및 정정용 소인 성능감시장치 |
US6785342B1 (en) * | 2000-11-06 | 2004-08-31 | Wideband Semiconductors, Inc. | Nonlinear pre-distortion modulator and long loop control |
US6593806B1 (en) * | 2001-08-10 | 2003-07-15 | Cirrus Logic, Inc. | Circuits and methods for compensating switched mode amplifiers |
US6566948B1 (en) * | 2002-02-26 | 2003-05-20 | Agilent Technologies, Inc. | Method and system for reducing non-linearities |
US7127220B2 (en) * | 2002-12-23 | 2006-10-24 | Spectrasite Communications Inc | Apparatus and method to monitor and control power |
US7313370B2 (en) * | 2002-12-27 | 2007-12-25 | Nokia Siemens Networks Oy | Intermodulation product cancellation in communications |
US20040125885A1 (en) * | 2002-12-27 | 2004-07-01 | Roger Branson | Intermodulation product cancellation in communications |
US20040198269A1 (en) * | 2002-12-30 | 2004-10-07 | Richard Phillips | Linearization of amplified feedback distortion |
US7123890B2 (en) * | 2003-03-11 | 2006-10-17 | Andrew Corporation | Signal sample acquisition techniques |
US7295819B2 (en) * | 2003-03-11 | 2007-11-13 | Andrew Corporation | Signal sample acquisition techniques |
US7126421B2 (en) * | 2003-09-23 | 2006-10-24 | Powerwave Technologies, Inc. | Method for aligning feed forward loops |
US7327803B2 (en) | 2004-10-22 | 2008-02-05 | Parkervision, Inc. | Systems and methods for vector power amplification |
US7355470B2 (en) | 2006-04-24 | 2008-04-08 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning |
US8013675B2 (en) | 2007-06-19 | 2011-09-06 | Parkervision, Inc. | Combiner-less multiple input single output (MISO) amplification with blended control |
US8334722B2 (en) | 2007-06-28 | 2012-12-18 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation and amplification |
US7911272B2 (en) | 2007-06-19 | 2011-03-22 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments |
KR100766201B1 (ko) * | 2005-11-09 | 2007-10-10 | 학교법인 포항공과대학교 | 알에프 전력 증폭기의 위상 변화 측정 장치 및 그 방법 |
US7856105B2 (en) * | 2006-03-09 | 2010-12-21 | Andrew Llc | Apparatus and method for processing of amplifier linearization signals |
US7937106B2 (en) | 2006-04-24 | 2011-05-03 | ParkerVision, Inc, | Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same |
US8031804B2 (en) | 2006-04-24 | 2011-10-04 | Parkervision, Inc. | Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion |
KR100786730B1 (ko) * | 2006-12-13 | 2007-12-17 | 에이스웨이브텍(주) | 이동형 상호변조왜곡 측정방법 |
WO2008144017A1 (en) | 2007-05-18 | 2008-11-27 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
WO2009145887A1 (en) | 2008-05-27 | 2009-12-03 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
DE102008052172B4 (de) | 2008-10-17 | 2014-01-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung zum Erzeugen eines Korrektursignals |
CN101582682B (zh) * | 2009-06-12 | 2011-12-28 | 华为技术有限公司 | 一种功率放大器和发射机 |
US8446997B2 (en) * | 2009-07-02 | 2013-05-21 | Agilent Technologies, Inc. | Apparatus and method for reducing third-order intermodulation distortion |
TWI456914B (zh) * | 2010-09-16 | 2014-10-11 | Ind Tech Res Inst | 能量偵測方法及應用其之能量偵測電路 |
WO2012139126A1 (en) | 2011-04-08 | 2012-10-11 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
WO2012167111A2 (en) | 2011-06-02 | 2012-12-06 | Parkervision, Inc. | Antenna control |
US9655069B2 (en) * | 2011-09-09 | 2017-05-16 | Vixs Systems, Inc. | Dynamic transmitter calibration |
US10425117B2 (en) * | 2011-11-30 | 2019-09-24 | Maxlinear Asia Singapore PTE LTD | Split microwave backhaul architecture with smart outdoor unit |
RU2506693C1 (ru) * | 2012-06-08 | 2014-02-10 | Открытое акционерное общество "ОКБ-Планета" (ОАО "ОКБ-Планета") | Балансный усилитель свч |
CN106415435B (zh) | 2013-09-17 | 2020-08-11 | 帕克维辛股份有限公司 | 用于呈现信息承载时间函数的方法、装置和系统 |
CN108490763B (zh) * | 2018-05-22 | 2024-03-29 | 中国科学技术大学 | 微波功率稳定装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55107308A (en) * | 1979-02-13 | 1980-08-18 | Nippon Telegr & Teleph Corp <Ntt> | Nonlinear compensation system of automatic following type |
US4885551A (en) * | 1988-10-31 | 1989-12-05 | American Telephone And Telegraph Company At&T Bell Laboratories | Feed forward linear amplifier |
US5023565A (en) * | 1990-01-26 | 1991-06-11 | At&T Bell Laboratories | Linear amplifier with automatic adjustment of feed forward loop gain and phase |
US5119040A (en) | 1991-01-04 | 1992-06-02 | Motorola, Inc. | Method and apparatus for optimizing the performance of a power amplifier circuit |
JPH0831831B2 (ja) * | 1993-06-15 | 1996-03-27 | 日本電気株式会社 | フィードフォワード増幅器 |
US5489875A (en) | 1994-09-21 | 1996-02-06 | Simon Fraser University | Adaptive feedforward linearizer for RF power amplifiers |
US5565814A (en) | 1994-12-21 | 1996-10-15 | Nec Corporation | Feedforward amplifier using frequency changeable pilot signal |
AU7462896A (en) * | 1995-08-23 | 1997-03-19 | Motorola, Inc. | Wideband power amplifier control systems |
US5623227A (en) * | 1995-10-17 | 1997-04-22 | Motorola, Inc. | Amplifier circuit and method of controlling an amplifier for use in a radio frequency communication system |
US5742201A (en) | 1996-01-30 | 1998-04-21 | Spectrian | Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier |
US5923214A (en) | 1997-12-17 | 1999-07-13 | Motorola, Inc. | Feedforward amplifier network with swept pilot tone for reducing distortion generated by a power amplifier |
US5929704A (en) * | 1998-02-20 | 1999-07-27 | Spectrian | Control of RF error extraction using auto-calibrating RF correlator |
US6078216A (en) | 1998-03-31 | 2000-06-20 | Spectrian Corporation | Aliased wide band performance monitor for adjusting predistortion and vector modulator control parameters of RF amplifier |
US6144255A (en) | 1998-10-19 | 2000-11-07 | Powerwave Technologies, Inc. | Feedforward amplification system having mask detection compensation |
-
2001
- 2001-01-08 KR KR1020027008688A patent/KR20030009337A/ko not_active Application Discontinuation
- 2001-01-08 JP JP2001552518A patent/JP4707915B2/ja not_active Expired - Fee Related
- 2001-01-08 AT AT01901814T patent/ATE522023T1/de not_active IP Right Cessation
- 2001-01-08 WO PCT/US2001/000437 patent/WO2001052408A1/en active Application Filing
- 2001-01-08 EP EP01901814A patent/EP1245077B1/de not_active Expired - Lifetime
- 2001-08-10 US US09/928,127 patent/US6407635B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1245077A4 (de) | 2005-12-28 |
EP1245077B1 (de) | 2011-08-24 |
KR20030009337A (ko) | 2003-01-29 |
US6407635B2 (en) | 2002-06-18 |
JP4707915B2 (ja) | 2011-06-22 |
EP1245077A1 (de) | 2002-10-02 |
WO2001052408A1 (en) | 2001-07-19 |
JP2003520479A (ja) | 2003-07-02 |
US20020008579A1 (en) | 2002-01-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |