DE602006021490D1 - Verfahren zur steuerung eines linearverstärkers und leistungsverstärkeranordnung - Google Patents
Verfahren zur steuerung eines linearverstärkers und leistungsverstärkeranordnungInfo
- Publication number
- DE602006021490D1 DE602006021490D1 DE602006021490T DE602006021490T DE602006021490D1 DE 602006021490 D1 DE602006021490 D1 DE 602006021490D1 DE 602006021490 T DE602006021490 T DE 602006021490T DE 602006021490 T DE602006021490 T DE 602006021490T DE 602006021490 D1 DE602006021490 D1 DE 602006021490D1
- Authority
- DE
- Germany
- Prior art keywords
- amplifier
- output
- power supply
- supply voltage
- connection
- 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
- H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
- H03F1/0216—Continuous control
- H03F1/0222—Continuous control by using a signal derived from 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
- H03F1/02—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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/SE2006/000907 WO2008013481A1 (en) | 2006-07-24 | 2006-07-24 | A method for controlling a linear amplifier and power amplifier arrangement |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602006021490D1 true DE602006021490D1 (de) | 2011-06-01 |
Family
ID=38981721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602006021490T Active DE602006021490D1 (de) | 2006-07-24 | 2006-07-24 | Verfahren zur steuerung eines linearverstärkers und leistungsverstärkeranordnung |
Country Status (5)
Country | Link |
---|---|
US (1) | US8045939B2 (de) |
EP (1) | EP2044687B1 (de) |
AT (1) | ATE506744T1 (de) |
DE (1) | DE602006021490D1 (de) |
WO (1) | WO2008013481A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7750732B1 (en) * | 2007-12-04 | 2010-07-06 | Fairchild Semiconductor Corporation | Adaptive rail amplifier (ARA) technology |
WO2010068152A1 (en) | 2008-12-09 | 2010-06-17 | Telefonaktiebolaget L M Ericsson (Publ) | Multi-stage amplifier |
CN101908902A (zh) * | 2009-06-08 | 2010-12-08 | 深圳富泰宏精密工业有限公司 | 无线通信装置及其功放效率控制模块 |
EP2267885A1 (de) * | 2009-06-17 | 2010-12-29 | Nxp B.V. | Doherty-Verstärker |
GB2488380B (en) | 2011-06-24 | 2018-04-04 | Snaptrack Inc | Envelope tracking system for mimo |
DE102011079613A1 (de) | 2011-06-30 | 2013-01-03 | Rohde & Schwarz Gmbh & Co. Kg | Doherty-Verstärker mit Wirkungsgradoptimierung |
DE102012210249A1 (de) * | 2012-06-18 | 2013-12-19 | Rwth Aachen | Verstärkeranordnung |
EP2698918A1 (de) * | 2012-08-14 | 2014-02-19 | Nxp B.V. | Verstärkerschaltung |
US9419561B2 (en) * | 2014-04-09 | 2016-08-16 | Qualcomm, Incorporated | Circuits and methods for biasing a power amplifier |
US10193508B2 (en) * | 2014-04-17 | 2019-01-29 | Texas Instruments Incorporated | Multi-branch outphasing system and method |
JP6707642B2 (ja) * | 2015-12-17 | 2020-06-10 | ユー−ブロックス、アクチエンゲゼルシャフトu−blox AG | 電力増幅装置、エンベロープ追跡型の増幅装置、および信号を増幅する方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3158833B2 (ja) * | 1994-01-27 | 2001-04-23 | 三菱電機株式会社 | 移動無線装置 |
JPH08204587A (ja) * | 1995-01-23 | 1996-08-09 | Fujitsu Ltd | 携帯電話機 |
WO2001067598A1 (en) * | 2000-03-10 | 2001-09-13 | Paragon Communications Ltd. | Method and apparatus for improving the efficiency of power amplifiers, operating under a large peak-to-average ratio |
KR100450744B1 (ko) * | 2002-08-29 | 2004-10-01 | 학교법인 포항공과대학교 | 도허티 증폭기 |
GB2398648B (en) * | 2003-02-19 | 2005-11-09 | Nujira Ltd | Power supply stage for an amplifier |
US6853244B2 (en) * | 2003-06-24 | 2005-02-08 | Northrop Grumman Corproation | Multi-mode multi-amplifier architecture |
SE0302586D0 (sv) * | 2003-09-26 | 2003-09-26 | Ericsson Telefon Ab L M | Composite power amplifier |
JP2005354378A (ja) * | 2004-06-10 | 2005-12-22 | Hitachi Kokusai Electric Inc | 送信装置 |
US7539466B2 (en) * | 2004-12-14 | 2009-05-26 | Motorola, Inc. | Amplifier with varying supply voltage and input attenuation based upon supply voltage |
KR20060077818A (ko) * | 2004-12-31 | 2006-07-05 | 학교법인 포항공과대학교 | 비대칭 전력 구동을 이용한 전력 증폭 장치 |
-
2006
- 2006-07-24 AT AT06769583T patent/ATE506744T1/de not_active IP Right Cessation
- 2006-07-24 EP EP06769583A patent/EP2044687B1/de not_active Not-in-force
- 2006-07-24 US US12/374,898 patent/US8045939B2/en not_active Expired - Fee Related
- 2006-07-24 WO PCT/SE2006/000907 patent/WO2008013481A1/en active Application Filing
- 2006-07-24 DE DE602006021490T patent/DE602006021490D1/de active Active
Also Published As
Publication number | Publication date |
---|---|
EP2044687A1 (de) | 2009-04-08 |
ATE506744T1 (de) | 2011-05-15 |
EP2044687B1 (de) | 2011-04-20 |
US8045939B2 (en) | 2011-10-25 |
US20100019843A1 (en) | 2010-01-28 |
EP2044687A4 (de) | 2009-11-11 |
WO2008013481A1 (en) | 2008-01-31 |
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