CN1647369A - 带有高效率主放大器和高线性误差放大器的前馈rf功率放大器 - Google Patents
带有高效率主放大器和高线性误差放大器的前馈rf功率放大器 Download PDFInfo
- Publication number
- CN1647369A CN1647369A CNA038083035A CN03808303A CN1647369A CN 1647369 A CN1647369 A CN 1647369A CN A038083035 A CNA038083035 A CN A038083035A CN 03808303 A CN03808303 A CN 03808303A CN 1647369 A CN1647369 A CN 1647369A
- Authority
- CN
- China
- Prior art keywords
- amplifier
- signal
- output
- main amplifier
- input signal
- 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.)
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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
- H03F1/3235—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction using a pilot signal
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Abstract
Description
Idss | 12.0()(安) | |||||||
主 最小 | 主 最大 | 误差 最小 | 误差 最大 | |||||
工作类别 | Idd(安) | Idss的% | Idd(安) | Idss的% | Idd(安) | Idss的% | Idd(安) | 1dss的% |
C | 0.000 | 0.00% | 0.020 | 0.17% | ||||
AB2 | 0.150 | 1.25% | 0.300 | 2.5% | ||||
AB1 | 0.400 | 3.33% | 1.200 | 10.00% | ||||
A | 1.200 | 10.00% | 3.000 | 25.00% |
Claims (31)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35749602P | 2002-02-14 | 2002-02-14 | |
US60/357,496 | 2002-02-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1647369A true CN1647369A (zh) | 2005-07-27 |
CN100557960C CN100557960C (zh) | 2009-11-04 |
Family
ID=27734752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038083035A Expired - Fee Related CN100557960C (zh) | 2002-02-14 | 2003-02-12 | 前馈放大器和放大带宽rf输入信号的方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6794933B2 (zh) |
EP (1) | EP1474865A4 (zh) |
KR (1) | KR20040105719A (zh) |
CN (1) | CN100557960C (zh) |
AU (1) | AU2003216218A1 (zh) |
CA (1) | CA2476246C (zh) |
WO (1) | WO2003069773A2 (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE0102026D0 (sv) * | 2001-06-07 | 2001-06-07 | Ericsson Telefon Ab L M | Method and arrangement relating to multicarrier power amplifiers |
US7453320B2 (en) * | 2003-09-17 | 2008-11-18 | Nec Corporation | Amplifier |
US7710202B2 (en) * | 2003-09-17 | 2010-05-04 | Nec Corporation | Amplifier |
US7126421B2 (en) * | 2003-09-23 | 2006-10-24 | Powerwave Technologies, Inc. | Method for aligning feed forward loops |
KR100723541B1 (ko) | 2004-10-22 | 2007-06-04 | 세원텔레텍 주식회사 | 리미터를 구비한 피드포워드 선형화 장치 |
US7308234B2 (en) * | 2005-01-19 | 2007-12-11 | Northrop Grumman Corporation | Feedforward spur cancellation approach using low IP amplifier |
US7756493B2 (en) * | 2005-04-05 | 2010-07-13 | Powerwave Technologies, Inc. | Feed forward amplifier system and method using the pilot frequency from a positive feedback pilot generation and detection circuit to improve second loop convergence |
US7995976B2 (en) * | 2005-04-05 | 2011-08-09 | Powerwave Technologies, Inc. | System and method using the pilot frequency from a positive feedback pilot system to improve second loop convergence for a feedforward amplifier |
KR100756041B1 (ko) * | 2005-06-27 | 2007-09-07 | 삼성전자주식회사 | 믹서를 이용한 도허티 증폭장치 및 송신기 |
KR100803081B1 (ko) * | 2006-11-29 | 2008-02-19 | 재단법인서울대학교산학협력재단 | 펄스변조를 이용한 고효율 선형 전력증폭기 시스템에서스위칭 고조파 성분을 제거하는 방법 및 시스템 |
US9083284B2 (en) | 2011-03-07 | 2015-07-14 | Intel Corporation | Wide-band multi stage Doherty power amplifier |
CN102355202A (zh) * | 2011-07-05 | 2012-02-15 | 李青 | 一种带预失真功放的前馈功率放大器 |
CN103840776B (zh) * | 2013-05-06 | 2016-08-03 | 电子科技大学 | 一种提高前馈放大器线性度的装置 |
FR3018968A1 (fr) * | 2014-03-21 | 2015-09-25 | Advanced Wireless Solutions And Services Aw2S | Systeme d'amplification radiofrequence numerique |
US9853603B2 (en) | 2014-11-14 | 2017-12-26 | Microsoft Technology Licensing, Llc | Power amplifier for amplifying radio frequency signal |
CN111788771B (zh) * | 2018-02-28 | 2024-06-14 | 瑞典爱立信有限公司 | 集成有源多尔蒂天线发射机 |
US11700026B2 (en) * | 2021-01-12 | 2023-07-11 | Skyworks Solutions, Inc. | Feedforward power amplifier for broadband operation |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4389618A (en) | 1981-04-15 | 1983-06-21 | The United States Of America As Represented By The Secretary Of The Navy | Adaptive feed-forward system |
US4394624A (en) | 1981-08-07 | 1983-07-19 | The United States Of America As Represented By The Secretary Of The Navy | Channelized feed-forward system |
CA2046413C (en) | 1990-07-11 | 1994-01-04 | Shoichi Narahashi | Feed-forward amplifier |
JPH07147547A (ja) | 1993-11-24 | 1995-06-06 | Nec Corp | フィードフォワード型歪補償回路 |
US5444418A (en) * | 1994-07-29 | 1995-08-22 | Motorola, Inc. | Method and apparatus for feedforward power amplifying |
JP2697625B2 (ja) | 1994-08-31 | 1998-01-14 | 日本電気株式会社 | フィードフォワード増幅器 |
US5508657A (en) * | 1995-01-30 | 1996-04-16 | Aml Communications, Inc. | Feed forward cancellation amplifier utilizing dynamic vector control |
US5570063A (en) | 1995-05-18 | 1996-10-29 | Spectrian, Inc. | RF power amplifier with signal predistortion for improved linearity |
US5796304A (en) | 1996-04-24 | 1998-08-18 | Powerwave Technologies, Inc. | Broadband amplifier with quadrature pilot signal |
US5867064A (en) * | 1996-08-19 | 1999-02-02 | Motorola, Inc. | Method and apparatus for improving intermodulation in a feed-forward amplifier |
JP3106996B2 (ja) * | 1997-04-02 | 2000-11-06 | 日本電気株式会社 | フィードフォワード増幅回路 |
US5874856A (en) | 1997-06-30 | 1999-02-23 | Motorola, Inc. | Feed forward amplifier |
KR100259849B1 (ko) | 1997-12-26 | 2000-06-15 | 윤종용 | 파일럿 톤 호핑을 이용한 피드 포워드 선형 전력 증폭 방법 |
JPH11234051A (ja) | 1998-02-09 | 1999-08-27 | Matsushita Electric Ind Co Ltd | フィードフォワード増幅器 |
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 |
JP2000004124A (ja) | 1998-06-17 | 2000-01-07 | Nec Corp | フィードフォワード増幅器 |
US6363120B1 (en) | 1998-06-17 | 2002-03-26 | Lucent Technologies Inc. | Apparatus and method for extending the dynamic range of a mixer using feed forward distortion reduction |
IL125022A (en) | 1998-06-21 | 2001-09-13 | Israel Bar David | Methods and apparatus for adaptive adjustment of feed-forward linearized amplifiers |
US6111462A (en) | 1998-11-18 | 2000-08-29 | Mucenieks; Lance T. | RF power amplifier linearization using parallel RF power amplifiers having intermod-complementing predistortion paths |
US6198346B1 (en) | 1998-11-18 | 2001-03-06 | At&T Corp. | Adaptive linear amplifier without output power loss |
US6104241A (en) | 1998-11-18 | 2000-08-15 | Spectrian | High efficiency feed-forward RF power amplifier with predistoration enchancement |
KR100362925B1 (ko) * | 1999-03-31 | 2002-11-29 | 가부시키가이샤 엔.티.티.도코모 | 피드포워드 증폭기 |
KR100323584B1 (ko) | 1999-05-14 | 2002-02-19 | 오길록 | 적응형 피드포워드 선형증폭기 최적 제어방법 |
FI108686B (fi) * | 1999-12-30 | 2002-02-28 | Nokia Corp | Bias-jännitteen säätö |
US6275105B1 (en) | 2000-02-07 | 2001-08-14 | Amplix | Adaptive linearization of a feedforward amplifier by complex gain stabilization of the error amplifier |
US6275106B1 (en) | 2000-02-25 | 2001-08-14 | Spectrian Corporation | Spectral distortion monitor for controlling pre-distortion and feed-forward linearization of rf power amplifier |
KR100335147B1 (ko) | 2000-03-09 | 2002-05-04 | 서평원 | 선형 증폭기 |
JP3877937B2 (ja) * | 2000-05-18 | 2007-02-07 | 株式会社エヌ・ティ・ティ・ドコモ | フィードフォワード増幅器 |
US6590449B2 (en) * | 2000-05-30 | 2003-07-08 | Matsushita Electric Industrial Co., Ltd. | Predistortion circuit, low-distortion power amplifier, and control methods therefor |
SE516847C2 (sv) * | 2000-07-07 | 2002-03-12 | Ericsson Telefon Ab L M | Sammansatt förstärkare samt sändare som innefattar en sådan förstärkare |
US6359508B1 (en) * | 2000-08-17 | 2002-03-19 | Spectrian Corporation | Distortion detection apparatus for controlling predistortion, carrier cancellation and feed-forward cancellation in linear RF power amplifiers |
JP3850649B2 (ja) * | 2000-09-22 | 2006-11-29 | 株式会社日立国際電気 | 歪補償増幅器 |
US6340915B1 (en) | 2000-11-20 | 2002-01-22 | Soma Networks, Inc. | Feed forward amplifier |
US6525603B1 (en) * | 2001-01-05 | 2003-02-25 | Remec, Inc. | Feedforward amplifier linearization adapting off modulation |
-
2003
- 2003-02-12 EP EP03739723A patent/EP1474865A4/en not_active Withdrawn
- 2003-02-12 WO PCT/US2003/003948 patent/WO2003069773A2/en not_active Application Discontinuation
- 2003-02-12 CA CA2476246A patent/CA2476246C/en not_active Expired - Fee Related
- 2003-02-12 KR KR10-2004-7012645A patent/KR20040105719A/ko active Search and Examination
- 2003-02-12 US US10/365,111 patent/US6794933B2/en not_active Expired - Lifetime
- 2003-02-12 CN CNB038083035A patent/CN100557960C/zh not_active Expired - Fee Related
- 2003-02-12 AU AU2003216218A patent/AU2003216218A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CA2476246C (en) | 2011-10-04 |
US6794933B2 (en) | 2004-09-21 |
CN100557960C (zh) | 2009-11-04 |
WO2003069773A2 (en) | 2003-08-21 |
CA2476246A1 (en) | 2003-08-21 |
AU2003216218A1 (en) | 2003-09-04 |
EP1474865A4 (en) | 2006-03-08 |
KR20040105719A (ko) | 2004-12-16 |
WO2003069773A3 (en) | 2004-04-08 |
EP1474865A2 (en) | 2004-11-10 |
US20030151457A1 (en) | 2003-08-14 |
AU2003216218A8 (en) | 2003-09-04 |
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Owner name: INTEL CORP . Free format text: FORMER OWNER: POWERWAVE TECHNOLOGIES INC. Effective date: 20150511 Owner name: P-WAVE HOLDING LLC Free format text: FORMER OWNER: POWERWAVE TCH INC. Effective date: 20150511 Owner name: POWERWAVE TECHNOLOGIES INC. Free format text: FORMER OWNER: P-WAVE HOLDING LLC Effective date: 20150511 |
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Effective date of registration: 20150511 Address after: California, USA Patentee after: INTEL Corp. Address before: Luxemburg Luxemburg Patentee before: POWERWAVE TECHNOLOGIES, Inc. Effective date of registration: 20150511 Address after: Luxemburg Luxemburg Patentee after: POWERWAVE TECHNOLOGIES, Inc. Address before: California, USA Patentee before: P-wave holding LLC Effective date of registration: 20150511 Address after: California, USA Patentee after: P-wave holding LLC Address before: California, USA Patentee before: POWERWAVE TECHNOLOGIES, Inc. |
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