AU6615700A - High-efficiency modulating rf amplifier - Google Patents
High-efficiency modulating rf amplifierInfo
- Publication number
- AU6615700A AU6615700A AU66157/00A AU6615700A AU6615700A AU 6615700 A AU6615700 A AU 6615700A AU 66157/00 A AU66157/00 A AU 66157/00A AU 6615700 A AU6615700 A AU 6615700A AU 6615700 A AU6615700 A AU 6615700A
- Authority
- AU
- Australia
- Prior art keywords
- amplifier
- efficiency modulating
- modulating
- efficiency
- 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.)
- Abandoned
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C5/00—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating 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
- H03F1/0211—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
- H03F1/0227—Continuous control by using a signal derived from the input signal using supply converters
-
- 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
- H03F1/0244—Stepped control
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/193—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
- H03F3/1935—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices with junction-FET devices
-
- 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
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/217—Class D power amplifiers; Switching amplifiers
- H03F3/2176—Class E amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/004—Control by varying the supply voltage
-
- 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
- H03F2201/3215—To increase the output power or efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/362,880 US6198347B1 (en) | 1999-07-29 | 1999-07-29 | Driving circuits for switch mode RF power amplifiers |
US09362880 | 1999-07-29 | ||
US09/564,548 US7265618B1 (en) | 2000-05-04 | 2000-05-04 | RF power amplifier having high power-added efficiency |
US09564548 | 2000-05-04 | ||
PCT/US2000/020841 WO2001010013A1 (fr) | 1999-07-29 | 2000-07-31 | Amplificateur hf de modulation a haut rendement |
Publications (1)
Publication Number | Publication Date |
---|---|
AU6615700A true AU6615700A (en) | 2001-02-19 |
Family
ID=27001827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU66157/00A Abandoned AU6615700A (en) | 1999-07-29 | 2000-07-31 | High-efficiency modulating rf amplifier |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1201024A1 (fr) |
JP (1) | JP2003506941A (fr) |
KR (1) | KR20020059343A (fr) |
CN (1) | CN1249912C (fr) |
AU (1) | AU6615700A (fr) |
WO (1) | WO2001010013A1 (fr) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0115082D0 (en) | 2001-06-20 | 2001-08-15 | Nokia Networks Oy | Power control for non-constant envelope modulation |
ATE395746T1 (de) * | 2001-07-13 | 2008-05-15 | Ttp Communications Ltd | Sender leistungsverstärkersteuerung |
US6819941B2 (en) | 2001-10-11 | 2004-11-16 | Rf Micro Devices, Inc. | Single output stage power amplification for multimode applications |
US6624712B1 (en) | 2002-06-11 | 2003-09-23 | Motorola, Inc. | Method and apparatus for power modulating to prevent instances of clipping |
US6624711B1 (en) | 2002-06-11 | 2003-09-23 | Motorola, Inc. | Method and apparatus for power modulating to prevent instances of clipping |
US6924699B2 (en) | 2003-03-06 | 2005-08-02 | M/A-Com, Inc. | Apparatus, methods and articles of manufacture for digital modification in electromagnetic signal processing |
US7526260B2 (en) | 2002-11-14 | 2009-04-28 | M/A-Com Eurotec, B.V. | Apparatus, methods and articles of manufacture for linear signal modification |
US6891432B2 (en) | 2002-11-14 | 2005-05-10 | Mia-Com, Inc. | Apparatus, methods and articles of manufacture for electromagnetic processing |
US7245183B2 (en) | 2002-11-14 | 2007-07-17 | M/A-Com Eurotec Bv | Apparatus, methods and articles of manufacture for processing an electromagnetic wave |
US7187231B2 (en) | 2002-12-02 | 2007-03-06 | M/A-Com, Inc. | Apparatus, methods and articles of manufacture for multiband signal processing |
US7298854B2 (en) | 2002-12-04 | 2007-11-20 | M/A-Com, Inc. | Apparatus, methods and articles of manufacture for noise reduction in electromagnetic signal processing |
US7203262B2 (en) | 2003-05-13 | 2007-04-10 | M/A-Com, Inc. | Methods and apparatus for signal modification in a fractional-N phase locked loop system |
US7545865B2 (en) | 2002-12-03 | 2009-06-09 | M/A-Com, Inc. | Apparatus, methods and articles of manufacture for wideband signal processing |
JP2004200130A (ja) * | 2002-12-20 | 2004-07-15 | Ulvac Japan Ltd | 四重極質量分析計の電圧制御方法及び電圧制御回路装置 |
US6801082B2 (en) | 2002-12-31 | 2004-10-05 | Motorola, Inc. | Power amplifier circuit and method using bandlimited signal component estimates |
US6859098B2 (en) | 2003-01-17 | 2005-02-22 | M/A-Com, Inc. | Apparatus, methods and articles of manufacture for control in an electromagnetic processor |
KR100728086B1 (ko) * | 2003-09-16 | 2007-06-14 | 한국과학기술연구원 | 진공관과 반도체 스위칭 소자의 cascode 방식회로를 이용한 대출력 펄스 RF 전력 발생 장치 |
US7058373B2 (en) * | 2003-09-16 | 2006-06-06 | Nokia Corporation | Hybrid switched mode/linear power amplifier power supply for use in polar transmitter |
US7343138B2 (en) | 2003-12-08 | 2008-03-11 | M/A-Com, Inc. | Compensating for load pull in electromagentic signal propagation using adaptive impedance matching |
DE102005010904B4 (de) * | 2005-03-09 | 2010-06-02 | Infineon Technologies Ag | Spannungsregelschaltung und Verfahren zum Versorgen eines elektrischen Bauelements mit einer Versorgungsspannung |
KR100656333B1 (ko) * | 2005-04-27 | 2006-12-13 | 한국과학기술원 | 자동 스위칭 기능을 갖는 전력증폭기 |
US7199658B2 (en) * | 2005-05-18 | 2007-04-03 | International Business Machines Corporation | Circuits and methods for implementing power amplifiers for millimeter wave applications |
EP1881611B1 (fr) * | 2005-06-30 | 2019-01-16 | Panasonic Intellectual Property Management Co., Ltd. | Circuit de transmission et dispositif de communication |
GB2432982A (en) * | 2005-11-30 | 2007-06-06 | Toshiba Res Europ Ltd | An EER RF amplifier with PWM signal switching |
JP2007180644A (ja) * | 2005-12-27 | 2007-07-12 | Sharp Corp | スイッチング増幅器 |
US7920029B2 (en) | 2006-02-10 | 2011-04-05 | Nxp B.V. | Power amplifier |
CN101110595B (zh) * | 2006-07-21 | 2010-06-09 | 联发科技股份有限公司 | 多级linc发射器 |
US8830710B2 (en) * | 2012-06-25 | 2014-09-09 | Eta Devices, Inc. | RF energy recovery system |
CN102843108B (zh) * | 2012-09-21 | 2016-07-06 | 中国科学院上海微系统与信息技术研究所 | 一种高效线性化射频功率放大装置及方法 |
EP2779443B1 (fr) * | 2013-03-15 | 2017-07-19 | Analog Devices, Inc. | Commutation de tension nulle entièrement numérique |
CN104052409B (zh) * | 2013-03-15 | 2018-01-19 | 美国亚德诺半导体公司 | 全数字零电压切换 |
US9281788B2 (en) | 2013-03-15 | 2016-03-08 | Analog Devices, Inc. | All digital zero-voltage switching |
US8970418B1 (en) | 2013-08-19 | 2015-03-03 | Analog Devices, Inc. | High output power digital-to-analog converter system |
US10056924B2 (en) | 2013-08-19 | 2018-08-21 | Analog Devices, Inc. | High output power digital-to-analog converter system |
US9461590B2 (en) * | 2014-12-12 | 2016-10-04 | Intel Corporation | Envelope tracking in connection with simultaneous transmission in one or more frequency bands |
US10735034B1 (en) * | 2019-08-13 | 2020-08-04 | Eridan Communications, Inc. | Polar modulation transmitter with wideband product mode control |
CN112511119B (zh) * | 2020-12-01 | 2021-07-23 | 锐石创芯(深圳)科技有限公司 | 级间匹配电路和推挽功率放大电路 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3919656A (en) * | 1973-04-23 | 1975-11-11 | Nathan O Sokal | High-efficiency tuned switching power amplifier |
US4831334A (en) * | 1987-06-08 | 1989-05-16 | Hughes Aircraft Company | Envelope amplifier |
FR2768574A1 (fr) * | 1997-09-15 | 1999-03-19 | Motorola Semiconducteurs | Circuit et procede d'amplification de puissance |
-
2000
- 2000-07-31 EP EP00953760A patent/EP1201024A1/fr not_active Withdrawn
- 2000-07-31 CN CNB008120587A patent/CN1249912C/zh not_active Expired - Lifetime
- 2000-07-31 KR KR1020027001158A patent/KR20020059343A/ko not_active Application Discontinuation
- 2000-07-31 AU AU66157/00A patent/AU6615700A/en not_active Abandoned
- 2000-07-31 WO PCT/US2000/020841 patent/WO2001010013A1/fr not_active Application Discontinuation
- 2000-07-31 JP JP2001514531A patent/JP2003506941A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2003506941A (ja) | 2003-02-18 |
CN1249912C (zh) | 2006-04-05 |
WO2001010013A9 (fr) | 2002-09-06 |
WO2001010013A1 (fr) | 2001-02-08 |
KR20020059343A (ko) | 2002-07-12 |
CN1371545A (zh) | 2002-09-25 |
EP1201024A1 (fr) | 2002-05-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase |