CA2468625C - N-way rf power amplifier with increased backoff power and power added efficiency - Google Patents

N-way rf power amplifier with increased backoff power and power added efficiency Download PDF

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Publication number
CA2468625C
CA2468625C CA2468625A CA2468625A CA2468625C CA 2468625 C CA2468625 C CA 2468625C CA 2468625 A CA2468625 A CA 2468625A CA 2468625 A CA2468625 A CA 2468625A CA 2468625 C CA2468625 C CA 2468625C
Authority
CA
Canada
Prior art keywords
power
amplifier
main amplifier
output
load
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
Application number
CA2468625A
Other languages
English (en)
French (fr)
Other versions
CA2468625A1 (en
Inventor
Raymond Sydney Pengelly
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wolfspeed Inc
Original Assignee
Cree Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cree Inc filed Critical Cree Inc
Publication of CA2468625A1 publication Critical patent/CA2468625A1/en
Application granted granted Critical
Publication of CA2468625C publication Critical patent/CA2468625C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0277—Selecting one or more amplifiers from a plurality of amplifiers
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0288—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using a main and one or several auxiliary peaking amplifiers whereby the load is connected to the main amplifier using an impedance inverter, e.g. Doherty amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • H03F3/602—Combinations of several amplifiers
    • 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
    • H03F2201/3203—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion the amplifier comprising means for back off control in order to reduce distortion

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Microwave Amplifiers (AREA)
CA2468625A 2002-01-28 2003-01-23 N-way rf power amplifier with increased backoff power and power added efficiency Expired - Lifetime CA2468625C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/059,866 2002-01-28
US10/059,866 US6700444B2 (en) 2002-01-28 2002-01-28 N-way RF power amplifier with increased backoff power and power added efficiency
PCT/US2003/002365 WO2003065573A1 (en) 2002-01-28 2003-01-23 N-way rf power amplifier with increased backoff power and power added efficiency

Publications (2)

Publication Number Publication Date
CA2468625A1 CA2468625A1 (en) 2003-08-07
CA2468625C true CA2468625C (en) 2012-11-13

Family

ID=27609911

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2468625A Expired - Lifetime CA2468625C (en) 2002-01-28 2003-01-23 N-way rf power amplifier with increased backoff power and power added efficiency

Country Status (10)

Country Link
US (1) US6700444B2 (enExample)
EP (1) EP1470636B1 (enExample)
JP (2) JP2005525727A (enExample)
KR (1) KR100996045B1 (enExample)
CN (1) CN100431264C (enExample)
AT (1) ATE441245T1 (enExample)
CA (1) CA2468625C (enExample)
DE (1) DE60328961D1 (enExample)
TW (1) TWI280735B (enExample)
WO (1) WO2003065573A1 (enExample)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6791417B2 (en) * 2002-01-28 2004-09-14 Cree Microwave, Inc. N-way RF power amplifier circuit with increased back-off capability and power added efficiency using selected phase lengths and output impedances
ATE349804T1 (de) * 2002-09-06 2007-01-15 Ericsson Telefon Ab L M Zusammengesetzter leistungsverstärker
US7030714B2 (en) * 2003-10-01 2006-04-18 Intel Corporation Method and apparatus to match output impedance of combined outphasing power amplifiers
GB2412515B (en) * 2004-03-13 2007-08-08 Filtronic Plc A doherty amplifier
US7064615B2 (en) 2004-03-24 2006-06-20 Freescale Semiconductor, Inc. Method and apparatus for doherty amplifier biasing
JP4715994B2 (ja) * 2004-08-26 2011-07-06 日本電気株式会社 ドハティ増幅器並列運転回路
US7215221B1 (en) * 2004-08-30 2007-05-08 Hrl Laboratories, Llc Harmonic termination circuit for medium bandwidth microwave power amplifiers
KR101049649B1 (ko) * 2004-09-10 2011-07-14 엘지에릭슨 주식회사 다중 경로 도허티 증폭기 및 그 제어 방법
US7176769B1 (en) * 2004-11-29 2007-02-13 Hrl Laboratories, Llc Harmonic termination circuit for medium bandwidth microwave power amplifiers
KR20060077818A (ko) * 2004-12-31 2006-07-05 학교법인 포항공과대학교 비대칭 전력 구동을 이용한 전력 증폭 장치
US7193473B2 (en) * 2005-03-24 2007-03-20 Cree, Inc. High power Doherty amplifier using multi-stage modules
JP2007143069A (ja) * 2005-11-22 2007-06-07 Mitsubishi Electric Corp 電力増幅器
US7362170B2 (en) * 2005-12-01 2008-04-22 Andrew Corporation High gain, high efficiency power amplifier
US7831221B2 (en) * 2005-12-13 2010-11-09 Andrew Llc Predistortion system and amplifier for addressing group delay modulation
KR101083920B1 (ko) 2006-08-11 2011-11-15 엘지에릭슨 주식회사 다중 입출력 경로 도허티 증폭기
JP4836253B2 (ja) * 2006-09-01 2011-12-14 ソニー・エリクソン・モバイルコミュニケーションズ株式会社 電力増幅装置および携帯電話端末
US7541866B2 (en) 2006-09-29 2009-06-02 Nortel Networks Limited Enhanced doherty amplifier with asymmetrical semiconductors
EP2166672A1 (en) 2007-07-05 2010-03-24 Panasonic Corporation Mimo transmitter
EP2191567A1 (en) * 2007-09-03 2010-06-02 Nxp B.V. Multi-way doherty amplifier
WO2009081341A1 (en) * 2007-12-21 2009-07-02 Nxp B.V. 3-way doherty amplifier with minimum output network
US7876160B2 (en) * 2008-02-04 2011-01-25 Skyworks Solutions, Inc. Multi-mode high efficiency linear power amplifier
WO2009151973A2 (en) * 2008-05-28 2009-12-17 Rayspan Corporation Power amplifier architectures
US7764120B2 (en) * 2008-08-19 2010-07-27 Cree, Inc. Integrated circuit with parallel sets of transistor amplifiers having different turn on power levels
ITRM20080480A1 (it) * 2008-09-04 2010-03-05 Univ Roma Amplificatore di tipo doherty
US7928801B1 (en) 2009-05-06 2011-04-19 Lockheed Martin Corporation Systems and methods of amplification based on array processed intermodulation suppression
JP5804267B2 (ja) 2009-09-28 2015-11-04 日本電気株式会社 ドハティ増幅器
JP5705122B2 (ja) * 2009-10-23 2015-04-22 日本碍子株式会社 ドハティ増幅器用合成器
US8823452B2 (en) 2010-03-24 2014-09-02 Agency For Science, Technology And Research GM-ratioed amplifier
EP2393201A1 (en) 2010-06-02 2011-12-07 Nxp B.V. Two stage doherty amplifier
EP2403135B1 (en) * 2010-06-24 2013-12-11 Alcatel Lucent Power amplifier for mobile telecommunications
US8611834B2 (en) 2010-11-01 2013-12-17 Cree, Inc. Matching network for transmission circuitry
US8400216B2 (en) * 2010-11-05 2013-03-19 Postech Academy-Industry Foundation 3-way Doherty power amplifier using driving amplifier
KR101145666B1 (ko) * 2011-02-24 2012-05-25 포항공과대학교 산학협력단 고주파용 3-스테이지 질화 갈륨계 고전자 이동도 트랜지스터(ＧａＮ ＨＥＭＴ) 도허티 전력증폭기
CN102185564A (zh) * 2011-04-29 2011-09-14 中兴通讯股份有限公司 功率放大装置及功放电路
US8717099B2 (en) 2012-03-16 2014-05-06 Infineon Technologies Ag Wideband doherty amplifier circuit with peaking impedance absorption
US20130241656A1 (en) 2012-03-19 2013-09-19 Auriga Measurement Systems, LLC Power Amplification System Using Doherty Amplifier with Linearization Circuit and Related Techniques
TWI484752B (zh) * 2012-07-24 2015-05-11 Orise Technology Co Ltd 具增強迴轉率的單增益緩衝器
US9407214B2 (en) 2013-06-28 2016-08-02 Cree, Inc. MMIC power amplifier
JP6176333B2 (ja) 2013-11-14 2017-08-09 日本電気株式会社 電力増幅器及び電力増幅方法
JP6384105B2 (ja) * 2014-04-22 2018-09-05 三菱電機株式会社 電力増幅器
WO2016056953A1 (en) * 2014-10-06 2016-04-14 Telefonaktiebolaget L M Ericsson (Publ) Amplifier circuit and method
JP6403801B2 (ja) * 2015-01-16 2018-10-10 株式会社日立国際電気 電力増幅器
KR101686351B1 (ko) * 2015-10-28 2016-12-14 성균관대학교산학협력단 3-웨이 도허티 전력증폭기 장치
US20180183388A1 (en) * 2016-12-23 2018-06-28 Macom Technology Solutions Holdings, Inc. N-way star configuration power amplifier with peaking amplifier impedance inverters
US11233483B2 (en) 2017-02-02 2022-01-25 Macom Technology Solutions Holdings, Inc. 90-degree lumped and distributed Doherty impedance inverter
WO2018197917A1 (en) 2017-04-24 2018-11-01 Macom Technology Solutions Holdings, Inc. Inverted doherty power amplifier with large rf fractional and instantaneous bandwiths
US11050389B2 (en) 2017-04-24 2021-06-29 Macom Technology Solutions Holdings, Inc. Inverted Doherty power amplifier with large RF and instantaneous bandwidths
EP3616319A1 (en) 2017-04-24 2020-03-04 MACOM Technology Solutions Holdings, Inc. Improved efficiency, symmetrical doherty power amplifier
FR3070100A1 (fr) 2017-08-14 2019-02-15 Macom Technology Solutions Holdings, Inc. Architecture d'amplificateur de puissance sans modulation, a large bande et a haut rendement
US11283410B2 (en) 2017-10-02 2022-03-22 Macom Technology Solutions Holdings, Inc. No-load-modulation, high-efficiency power amplifier
US11705869B2 (en) 2018-10-05 2023-07-18 Macom Technology Solutions Holdings, Inc. Low-load-modulation power amplifier
CN109660214A (zh) * 2018-12-20 2019-04-19 佛山臻智微芯科技有限公司 一种应用于第五代移动通信基站Doherty功率放大器
US12009788B2 (en) 2019-03-28 2024-06-11 Macom Technology Solutions Holdings, Inc. In-transistor load modulation
CN114402527A (zh) * 2019-09-16 2022-04-26 华为技术有限公司 功率放大电路、发射器以及网络设备
WO2021137951A1 (en) 2019-12-30 2021-07-08 Macom Technology Solutions Holdings, Inc. Low-load-modulation broadband amplifier
CN115989633B (zh) * 2020-08-27 2025-07-25 株式会社村田制作所 功率放大电路
US12028022B2 (en) 2020-12-10 2024-07-02 Macom Technology Solutions Holdings, Inc. Hybrid power amplifier with GaN-on-Si and GaN-on-SiC circuits
EP4297274A1 (en) 2022-06-24 2023-12-27 Wolfspeed, Inc. Flip chip doherty amplifier devices

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3579136A (en) 1965-12-13 1971-05-18 George A Machamer Multi-stage power amplifier in which each stage conducts for only a predetermined portion of the input
US5025225A (en) * 1989-12-15 1991-06-18 Raytheon Company Amplifier having substantially constant D.C. to r.f. conversion efficiency
US5420541A (en) 1993-06-04 1995-05-30 Raytheon Company Microwave doherty amplifier
US5757229A (en) * 1996-06-28 1998-05-26 Motorola, Inc. Bias circuit for a power amplifier
US5786727A (en) 1996-10-15 1998-07-28 Motorola, Inc. Multi-stage high efficiency linear power amplifier and method therefor
US6097252A (en) 1997-06-02 2000-08-01 Motorola, Inc. Method and apparatus for high efficiency power amplification
US5966059A (en) * 1997-09-02 1999-10-12 Motorola, Inc. Phase shifting power coupler with three signals of equal amplitude
US7491232B2 (en) * 1998-09-18 2009-02-17 Aptus Endosystems, Inc. Catheter-based fastener implantation apparatus and methods with implantation force resolution
US6262629B1 (en) * 1999-07-06 2001-07-17 Motorola, Inc. High efficiency power amplifier having reduced output matching networks for use in portable devices
US7279007B2 (en) * 1999-08-09 2007-10-09 Cardioklnetix, Inc. Method for improving cardiac function
US6231561B1 (en) * 1999-09-20 2001-05-15 Appriva Medical, Inc. Method and apparatus for closing a body lumen
US6374092B1 (en) 1999-12-04 2002-04-16 Motorola, Inc. Efficient multimode power amplifier
SE516847C2 (sv) * 2000-07-07 2002-03-12 Ericsson Telefon Ab L M Sammansatt förstärkare samt sändare som innefattar en sådan förstärkare
SE520760C2 (sv) * 2000-06-06 2003-08-19 Ericsson Telefon Ab L M Doherty-förstärkare av flerstegstyp
SE0002878D0 (sv) * 2000-08-11 2000-08-11 Kimblad Ola Device and method for treatment of atrioventricular regurgitation
US6396341B1 (en) 2000-12-29 2002-05-28 Ericsson Inc. Class E Doherty amplifier topology for high efficiency signal transmitters
US20020188170A1 (en) * 2001-04-27 2002-12-12 Santamore William P. Prevention of myocardial infarction induced ventricular expansion and remodeling
US6445247B1 (en) 2001-06-01 2002-09-03 Qualcomm Incorporated Self-controlled high efficiency power amplifier
US6448616B1 (en) 2001-08-14 2002-09-10 Telefonaktiebolaget Lm Ericsson Adaptive biasing of RF power transistors
US20050177180A1 (en) * 2001-11-28 2005-08-11 Aptus Endosystems, Inc. Devices, systems, and methods for supporting tissue and/or structures within a hollow body organ
US7087064B1 (en) * 2002-10-15 2006-08-08 Advanced Cardiovascular Systems, Inc. Apparatuses and methods for heart valve repair

Also Published As

Publication number Publication date
CN100431264C (zh) 2008-11-05
ATE441245T1 (de) 2009-09-15
CA2468625A1 (en) 2003-08-07
US6700444B2 (en) 2004-03-02
JP5686510B2 (ja) 2015-03-18
WO2003065573A1 (en) 2003-08-07
DE60328961D1 (de) 2009-10-08
KR100996045B1 (ko) 2010-11-22
EP1470636A4 (en) 2005-05-04
US20030141933A1 (en) 2003-07-31
JP2005525727A (ja) 2005-08-25
JP2010050986A (ja) 2010-03-04
KR20040085136A (ko) 2004-10-07
TW200400689A (en) 2004-01-01
EP1470636B1 (en) 2009-08-26
EP1470636A1 (en) 2004-10-27
CN1623277A (zh) 2005-06-01
TWI280735B (en) 2007-05-01

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Effective date: 20230123