CN1618178A - 便携式终端的功率放大装置 - Google Patents
便携式终端的功率放大装置 Download PDFInfo
- Publication number
- CN1618178A CN1618178A CNA028277856A CN02827785A CN1618178A CN 1618178 A CN1618178 A CN 1618178A CN A028277856 A CNA028277856 A CN A028277856A CN 02827785 A CN02827785 A CN 02827785A CN 1618178 A CN1618178 A CN 1618178A
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- Prior art keywords
- amplifier
- power
- output
- power amplifier
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- 230000003321 amplification Effects 0.000 title abstract description 3
- 238000003199 nucleic acid amplification method Methods 0.000 title abstract description 3
- 238000000034 method Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000153 supplemental effect Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- 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
- H03F1/0233—Continuous control by using a signal derived from the output signal, e.g. bootstrapping the voltage supply
-
- 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
-
- 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
-
- 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
- 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
- H03F3/20—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
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/102—A non-specified detector of a signal envelope being used in an amplifying circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/198—A hybrid coupler being used as coupling circuit between stages of an amplifier circuit
-
- 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
- H03F2200/543—A transmission line being used as coupling element between two amplifying stages
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B2001/0408—Circuits with power amplifiers
- H04B2001/045—Circuits with power amplifiers with means for improving efficiency
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2002/5924 | 2002-02-01 | ||
KR1020020005924A KR100553252B1 (ko) | 2002-02-01 | 2002-02-01 | 휴대용 단말기의 전력 증폭 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1618178A true CN1618178A (zh) | 2005-05-18 |
CN100559719C CN100559719C (zh) | 2009-11-11 |
Family
ID=27656362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028277856A Expired - Fee Related CN100559719C (zh) | 2002-02-01 | 2002-02-04 | 便携式终端的功率放大装置 |
Country Status (9)
Country | Link |
---|---|
US (5) | US7345535B2 (zh) |
EP (1) | EP1476949B1 (zh) |
JP (1) | JP4252458B2 (zh) |
KR (1) | KR100553252B1 (zh) |
CN (1) | CN100559719C (zh) |
AT (1) | ATE435529T1 (zh) |
CA (1) | CA2474975A1 (zh) |
DE (1) | DE60232824D1 (zh) |
WO (1) | WO2003065599A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010022613A1 (zh) * | 2008-08-25 | 2010-03-04 | 深圳华为通信技术有限公司 | 一种功率放大方法、装置和基站 |
CN102098006A (zh) * | 2009-12-15 | 2011-06-15 | Nxp股份有限公司 | 多尔蒂放大器 |
CN101388648B (zh) * | 2007-09-14 | 2011-08-10 | 财团法人工业技术研究院 | 多频多模式功率放大电路以及其操作方法 |
Families Citing this family (163)
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KR100553252B1 (ko) | 2002-02-01 | 2006-02-20 | 아바고테크놀로지스코리아 주식회사 | 휴대용 단말기의 전력 증폭 장치 |
US8472897B1 (en) | 2006-12-22 | 2013-06-25 | Dali Systems Co. Ltd. | Power amplifier predistortion methods and apparatus |
US8380143B2 (en) | 2002-05-01 | 2013-02-19 | Dali Systems Co. Ltd | Power amplifier time-delay invariant predistortion methods and apparatus |
US8811917B2 (en) | 2002-05-01 | 2014-08-19 | Dali Systems Co. Ltd. | Digital hybrid mode power amplifier system |
US8064850B2 (en) * | 2002-05-01 | 2011-11-22 | Dali Systems Co., Ltd. | High efficiency linearization power amplifier for wireless communication |
US6985704B2 (en) | 2002-05-01 | 2006-01-10 | Dali Yang | System and method for digital memorized predistortion for wireless communication |
WO2004088837A2 (en) * | 2003-03-28 | 2004-10-14 | Andrew Corporation | Doherty amplifier with output hybrid coupler |
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- 2002-02-04 DE DE60232824T patent/DE60232824D1/de not_active Expired - Lifetime
- 2002-02-04 EP EP02712490A patent/EP1476949B1/en not_active Expired - Lifetime
- 2002-02-04 CN CNB028277856A patent/CN100559719C/zh not_active Expired - Fee Related
- 2002-02-04 CA CA002474975A patent/CA2474975A1/en not_active Abandoned
- 2002-02-04 JP JP2003565065A patent/JP4252458B2/ja not_active Expired - Fee Related
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-
2003
- 2003-10-21 US US10/690,923 patent/US7053706B2/en not_active Expired - Fee Related
- 2003-12-15 US US10/737,364 patent/US7061314B2/en not_active Expired - Fee Related
- 2003-12-15 US US10/737,476 patent/US7109790B2/en not_active Expired - Fee Related
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Cited By (4)
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CN101388648B (zh) * | 2007-09-14 | 2011-08-10 | 财团法人工业技术研究院 | 多频多模式功率放大电路以及其操作方法 |
WO2010022613A1 (zh) * | 2008-08-25 | 2010-03-04 | 深圳华为通信技术有限公司 | 一种功率放大方法、装置和基站 |
CN102098006A (zh) * | 2009-12-15 | 2011-06-15 | Nxp股份有限公司 | 多尔蒂放大器 |
CN102098006B (zh) * | 2009-12-15 | 2015-03-04 | Nxp股份有限公司 | 多尔蒂放大器 |
Also Published As
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US7061314B2 (en) | 2006-06-13 |
US20050012547A1 (en) | 2005-01-20 |
ATE435529T1 (de) | 2009-07-15 |
JP2005516524A (ja) | 2005-06-02 |
EP1476949A1 (en) | 2004-11-17 |
CA2474975A1 (en) | 2003-08-07 |
KR20030065873A (ko) | 2003-08-09 |
US7109790B2 (en) | 2006-09-19 |
US7304537B2 (en) | 2007-12-04 |
US7345535B2 (en) | 2008-03-18 |
KR100553252B1 (ko) | 2006-02-20 |
US20040145416A1 (en) | 2004-07-29 |
EP1476949B1 (en) | 2009-07-01 |
EP1476949A4 (en) | 2005-05-04 |
CN100559719C (zh) | 2009-11-11 |
DE60232824D1 (de) | 2009-08-13 |
WO2003065599A1 (en) | 2003-08-07 |
JP4252458B2 (ja) | 2009-04-08 |
US20070057722A1 (en) | 2007-03-15 |
US20040183593A1 (en) | 2004-09-23 |
US7053706B2 (en) | 2006-05-30 |
US20040119533A1 (en) | 2004-06-24 |
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