DE602004029914D1 - Zusammengesetzter leistungsverstärker - Google Patents
Zusammengesetzter leistungsverstärkerInfo
- Publication number
- DE602004029914D1 DE602004029914D1 DE602004029914T DE602004029914T DE602004029914D1 DE 602004029914 D1 DE602004029914 D1 DE 602004029914D1 DE 602004029914 T DE602004029914 T DE 602004029914T DE 602004029914 T DE602004029914 T DE 602004029914T DE 602004029914 D1 DE602004029914 D1 DE 602004029914D1
- Authority
- DE
- Germany
- Prior art keywords
- power amplifier
- outphasing
- power amplifiers
- pair
- output voltage
- 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.)
- Active
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
- H03F1/02—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
- H03F1/0294—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using vector summing of two or more constant amplitude phase-modulated signals
-
- 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
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
-
- 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
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/423—Amplifier output adaptation especially for transmission line coupling purposes, e.g. impedance adaptation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0302586A SE0302586D0 (sv) | 2003-09-26 | 2003-09-26 | Composite power amplifier |
PCT/SE2004/001357 WO2005031966A1 (en) | 2003-09-26 | 2004-09-21 | Composite power amplifier |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602004029914D1 true DE602004029914D1 (de) | 2010-12-16 |
Family
ID=29246992
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004029914T Active DE602004029914D1 (de) | 2003-09-26 | 2004-09-21 | Zusammengesetzter leistungsverstärker |
Country Status (6)
Country | Link |
---|---|
US (1) | US7411449B2 (de) |
EP (1) | EP1671418B1 (de) |
AT (1) | ATE487271T1 (de) |
DE (1) | DE602004029914D1 (de) |
SE (1) | SE0302586D0 (de) |
WO (1) | WO2005031966A1 (de) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7071775B2 (en) | 2004-06-21 | 2006-07-04 | Motorola, Inc. | Method and apparatus for an enhanced efficiency power amplifier |
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 |
JP4774791B2 (ja) * | 2005-04-06 | 2011-09-14 | 日立金属株式会社 | 高周波モジュール |
US20130078934A1 (en) | 2011-04-08 | 2013-03-28 | Gregory Rawlins | 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 |
US7893762B2 (en) | 2005-12-30 | 2011-02-22 | Telefonaktiebolaget Lm Ericsson (Publ) | Efficient composite amplifier |
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 |
WO2008013481A1 (en) * | 2006-07-24 | 2008-01-31 | Telefonaktiebolaget Lm Ericsson (Publ). | A method for controlling a linear amplifier and power amplifier arrangement |
US8315336B2 (en) | 2007-05-18 | 2012-11-20 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including a switching stage embodiment |
EP2097973B1 (de) * | 2006-11-01 | 2013-04-03 | Telefonaktiebolaget LM Ericsson (publ) | Verbesserungen des dynamikumfangs für lastmodulierte verstärker |
WO2008156800A1 (en) | 2007-06-19 | 2008-12-24 | Parkervision, Inc. | Combiner-less multiple input single output (miso) amplification with blended control |
WO2009005768A1 (en) | 2007-06-28 | 2009-01-08 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
EP2212992B1 (de) * | 2007-10-26 | 2014-05-21 | Telefonaktiebolaget LM Ericsson (publ) | Verbesserte verstärkungsanordnung |
WO2009145887A1 (en) | 2008-05-27 | 2009-12-03 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
WO2010068152A1 (en) * | 2008-12-09 | 2010-06-17 | Telefonaktiebolaget L M Ericsson (Publ) | Multi-stage amplifier |
US8305146B2 (en) * | 2008-12-22 | 2012-11-06 | Telefonaktiebolaget L M Ericsson (Publ) | Multi stage amplifier |
US9912303B2 (en) | 2010-02-03 | 2018-03-06 | Massachusetts Institute Of Technology | RF-input / RF-output outphasing amplifier |
US9141832B2 (en) | 2010-02-03 | 2015-09-22 | Massachusetts Institute Of Technology | Multiway lossless power combining and outphasing incorporating transmission lines |
WO2011097387A1 (en) * | 2010-02-03 | 2011-08-11 | Massachusetts Institute Of Technology | Radio-frequency (rf) amplifier circuits and related techniques |
US8416023B2 (en) * | 2010-06-08 | 2013-04-09 | Nxp B.V. | System and method for compensating for changes in an output impedance of a power amplifier |
US8610499B2 (en) | 2011-04-11 | 2013-12-17 | Auriga Measurement Systems, LLC | Radio frequency (RF) amplifier utilizing a predistortion circuit and related techniques |
KR20140034895A (ko) | 2011-06-02 | 2014-03-20 | 파커비전, 인크. | 안테나 제어 |
US8836421B2 (en) | 2011-12-15 | 2014-09-16 | Telefonaktiebolaget L M Ericsson (Publ) | Apparatus and method for use with an amplifier circuit |
US9537456B2 (en) | 2012-10-30 | 2017-01-03 | Eta Devices, Inc. | Asymmetric multilevel backoff amplifier with radio-frequency splitter |
US9166536B2 (en) | 2012-10-30 | 2015-10-20 | Eta Devices, Inc. | Transmitter architecture and related methods |
US8824978B2 (en) | 2012-10-30 | 2014-09-02 | Eta Devices, Inc. | RF amplifier architecture and related techniques |
US8829993B2 (en) | 2012-10-30 | 2014-09-09 | Eta Devices, Inc. | Linearization circuits and methods for multilevel power amplifier systems |
US9712118B2 (en) | 2013-05-27 | 2017-07-18 | Telefonaktiebolaget L M Ericsson (Publ) | Amplifier circuit and method |
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 |
US20160241201A1 (en) | 2013-10-18 | 2016-08-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Power amplifier for amplification of an input signal into an output signal |
US9954492B2 (en) | 2014-03-19 | 2018-04-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Amplifier circuit and method |
WO2015150873A1 (en) * | 2014-04-03 | 2015-10-08 | Telefonaktiebolaget L M Ericsson (Publ) | Multi-stage amplifiers with low loss |
US9768731B2 (en) | 2014-07-23 | 2017-09-19 | Eta Devices, Inc. | Linearity and noise improvement for multilevel power amplifier systems using multi-pulse drain transitions |
US9979421B2 (en) | 2015-03-02 | 2018-05-22 | Eta Devices, Inc. | Digital pre-distortion (DPD) training and calibration system and related techniques |
CN107112956B (zh) * | 2015-07-28 | 2020-09-08 | 华为技术有限公司 | 功率放大器、功率放大方法、功率放大控制装置及方法 |
CN108702133B (zh) * | 2016-01-11 | 2021-02-26 | 华为技术有限公司 | 复合功率放大器 |
MX2018011775A (es) | 2016-04-11 | 2019-01-21 | Ericsson Telefon Ab L M | Sistema amplificador de potencia modular y escalable. |
US9882535B2 (en) | 2016-06-28 | 2018-01-30 | Infineon Technologies Ag | Doherty-Chireix combined amplifier |
US10123286B2 (en) * | 2016-06-30 | 2018-11-06 | Qorvo Us, Inc. | Outphasing power management circuit for radio frequency (RF) beamforming |
JP6973068B2 (ja) * | 2017-12-28 | 2021-11-24 | 富士通株式会社 | 増幅器 |
EP3855619A4 (de) * | 2018-11-30 | 2021-08-25 | Huawei Technologies Co., Ltd. | Leistungsverstärkerschaltung |
JP7281933B2 (ja) * | 2019-03-22 | 2023-05-26 | 古河電気工業株式会社 | 増幅装置 |
US20230065760A1 (en) * | 2020-03-23 | 2023-03-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Amplifier Circuits and Methods of Operating an Amplifier Circuit |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3906448C1 (de) * | 1989-03-01 | 1990-03-15 | Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De | |
US5025225A (en) | 1989-12-15 | 1991-06-18 | Raytheon Company | Amplifier having substantially constant D.C. to r.f. conversion efficiency |
JPH0817250B2 (ja) * | 1993-07-30 | 1996-02-21 | 工業技術院長 | 異方性超伝導素子とその作製方法及びこれを用いたフラクソンデバイス |
US5786727A (en) * | 1996-10-15 | 1998-07-28 | Motorola, Inc. | Multi-stage high efficiency linear power amplifier and method therefor |
US6252461B1 (en) * | 1997-08-25 | 2001-06-26 | Frederick Herbert Raab | Technique for wideband operation of power amplifiers |
US6262629B1 (en) * | 1999-07-06 | 2001-07-17 | Motorola, Inc. | High efficiency power amplifier having reduced output matching networks for use in portable devices |
SE0002148L (sv) * | 2000-06-06 | 2001-11-26 | Ericsson Telefon Ab L M | Sammansatt förstärkare |
US6472934B1 (en) | 2000-12-29 | 2002-10-29 | Ericsson Inc. | Triple class E Doherty amplifier topology for high efficiency signal transmitters |
US7279971B2 (en) * | 2002-09-06 | 2007-10-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Composite power amplifier |
ATE422108T1 (de) * | 2002-12-19 | 2009-02-15 | Ericsson Telefon Ab L M | Zusammengesetzte verstärkerstruktur |
US7071775B2 (en) * | 2004-06-21 | 2006-07-04 | Motorola, Inc. | Method and apparatus for an enhanced efficiency power amplifier |
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 |
-
2003
- 2003-09-26 SE SE0302586A patent/SE0302586D0/xx unknown
-
2004
- 2004-09-21 EP EP04775459A patent/EP1671418B1/de not_active Not-in-force
- 2004-09-21 AT AT04775459T patent/ATE487271T1/de not_active IP Right Cessation
- 2004-09-21 DE DE602004029914T patent/DE602004029914D1/de active Active
- 2004-09-21 WO PCT/SE2004/001357 patent/WO2005031966A1/en active Application Filing
- 2004-09-21 US US10/595,169 patent/US7411449B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO2005031966A1 (en) | 2005-04-07 |
SE0302586D0 (sv) | 2003-09-26 |
US7411449B2 (en) | 2008-08-12 |
ATE487271T1 (de) | 2010-11-15 |
EP1671418B1 (de) | 2010-11-03 |
US20070080747A1 (en) | 2007-04-12 |
EP1671418A1 (de) | 2006-06-21 |
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