JP4589665B2 - 増幅器及びそれを用いた高周波電力増幅器 - Google Patents

増幅器及びそれを用いた高周波電力増幅器 Download PDF

Info

Publication number
JP4589665B2
JP4589665B2 JP2004184669A JP2004184669A JP4589665B2 JP 4589665 B2 JP4589665 B2 JP 4589665B2 JP 2004184669 A JP2004184669 A JP 2004184669A JP 2004184669 A JP2004184669 A JP 2004184669A JP 4589665 B2 JP4589665 B2 JP 4589665B2
Authority
JP
Japan
Prior art keywords
amplifier
class
voltage
output
signal
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 - Fee Related
Application number
JP2004184669A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005102146A5 (enExample
JP2005102146A (ja
Inventor
秀俊 松本
知紀 田上
正己 大西
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.)
Renesas Electronics Corp
Original Assignee
Renesas Electronics Corp
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 Renesas Electronics Corp filed Critical Renesas Electronics Corp
Priority to JP2004184669A priority Critical patent/JP4589665B2/ja
Priority to CNB2004100578431A priority patent/CN100527605C/zh
Priority to US10/922,146 priority patent/US7102427B2/en
Publication of JP2005102146A publication Critical patent/JP2005102146A/ja
Publication of JP2005102146A5 publication Critical patent/JP2005102146A5/ja
Application granted granted Critical
Publication of JP4589665B2 publication Critical patent/JP4589665B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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
    • H03F1/0227—Continuous control by using a signal derived from the input signal using supply converters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/432—Two or more amplifiers of different type are coupled in parallel at the input or output, e.g. a class D and a linear amplifier, a class B and a class A amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
JP2004184669A 2003-08-29 2004-06-23 増幅器及びそれを用いた高周波電力増幅器 Expired - Fee Related JP4589665B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004184669A JP4589665B2 (ja) 2003-08-29 2004-06-23 増幅器及びそれを用いた高周波電力増幅器
CNB2004100578431A CN100527605C (zh) 2003-08-29 2004-08-19 放大器及使用它的高频功率放大器
US10/922,146 US7102427B2 (en) 2003-08-29 2004-08-20 Amplifier and radio frequency power amplifier using the same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003305657 2003-08-29
JP2004184669A JP4589665B2 (ja) 2003-08-29 2004-06-23 増幅器及びそれを用いた高周波電力増幅器

Publications (3)

Publication Number Publication Date
JP2005102146A JP2005102146A (ja) 2005-04-14
JP2005102146A5 JP2005102146A5 (enExample) 2007-04-12
JP4589665B2 true JP4589665B2 (ja) 2010-12-01

Family

ID=34220771

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004184669A Expired - Fee Related JP4589665B2 (ja) 2003-08-29 2004-06-23 増幅器及びそれを用いた高周波電力増幅器

Country Status (3)

Country Link
US (1) US7102427B2 (enExample)
JP (1) JP4589665B2 (enExample)
CN (1) CN100527605C (enExample)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7620371B2 (en) * 2004-07-30 2009-11-17 Broadcom Corporation Transmitter signal strength indicator
US7317352B2 (en) * 2004-11-05 2008-01-08 Zarbana Digital Fund Llc Power amplifier
US7761065B2 (en) * 2006-02-03 2010-07-20 Quantance, Inc. RF power amplifier controller circuit with compensation for output impedance mismatch
CN101401261B (zh) * 2006-02-03 2012-11-21 匡坦斯公司 功率放大器控制器电路
US7933570B2 (en) * 2006-02-03 2011-04-26 Quantance, Inc. Power amplifier controller circuit
US7869542B2 (en) * 2006-02-03 2011-01-11 Quantance, Inc. Phase error de-glitching circuit and method of operating
US7917106B2 (en) * 2006-02-03 2011-03-29 Quantance, Inc. RF power amplifier controller circuit including calibrated phase control loop
US8095090B2 (en) * 2006-02-03 2012-01-10 Quantance, Inc. RF power amplifier controller circuit
US8032097B2 (en) 2006-02-03 2011-10-04 Quantance, Inc. Amplitude error de-glitching circuit and method of operating
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
JP5022792B2 (ja) * 2007-07-02 2012-09-12 株式会社日立国際電気 Ｄｃｄｃコンバータユニット、電力増幅器、及び基地局装置
GB0715254D0 (en) 2007-08-03 2007-09-12 Wolfson Ltd Amplifier circuit
JP2009044268A (ja) * 2007-08-06 2009-02-26 Sharp Corp 音声信号処理装置、音声信号処理方法、音声信号処理プログラム、及び、記録媒体
US8451886B2 (en) * 2007-08-16 2013-05-28 St-Ericsson Sa Apparatus method and computer readable medium for a transmitter
DE102007046341A1 (de) * 2007-09-27 2009-04-23 Infineon Technologies Ag Schaltungsanordnung zum Verarbeiten eines hochfrequenten Signals
US7970091B2 (en) * 2007-11-30 2011-06-28 Nautel Limited Method for reducing spectral regrowth in a spectrally efficient digital modulation scheme
JP5081612B2 (ja) * 2007-12-26 2012-11-28 株式会社日立国際電気 電源回路並びにそれを用いた電力増幅器及び基地局装置
JP5472115B2 (ja) 2008-10-16 2014-04-16 日本電気株式会社 電力増幅器
GB2465146B (en) 2008-11-04 2014-05-28 Nujira Ltd Improved power supply stage
US8666337B2 (en) 2010-03-05 2014-03-04 Skyworks Solutions, Inc. System and method for power amplifier control saturation detection and correction
US8493141B2 (en) 2010-04-19 2013-07-23 Rf Micro Devices, Inc. Pseudo-envelope following power management system
JP5355496B2 (ja) * 2010-05-24 2013-11-27 三菱電機株式会社 バイアス制御増幅器
JP2011259083A (ja) * 2010-06-07 2011-12-22 Renesas Electronics Corp Ｒｆ電力増幅装置およびその動作方法
WO2012047738A1 (en) 2010-09-29 2012-04-12 Rf Micro Devices, Inc. SINGLE μC-BUCKBOOST CONVERTER WITH MULTIPLE REGULATED SUPPLY OUTPUTS
US8665018B2 (en) 2011-02-01 2014-03-04 Mediatek Singapore Pte. Ltd. Integrated circuit, wireless communication unit and method for a differential interface for an envelope tracking signal
US9166538B2 (en) 2011-02-01 2015-10-20 Mediatek Singapore Pte. Ltd. Integrated circuit wireless communication unit and method for providing a power supply
US8975960B2 (en) 2011-02-01 2015-03-10 Mediatek Singapore Pte. Ltd. Integrated circuit wireless communication unit and method for providing a power supply
US8803605B2 (en) * 2011-02-01 2014-08-12 Mediatek Singapore Pte. Ltd. Integrated circuit, wireless communication unit and method for providing a power supply
US20120287952A1 (en) * 2011-05-10 2012-11-15 Honeywell International Inc. Apparatus and methods for high voltage amplification with low noise
US9002303B2 (en) * 2011-05-27 2015-04-07 Samsung Electronics Co., Ltd. Method and apparatus for programmable envelope shaping circuit based on piecewise linear interpolation
US8698558B2 (en) * 2011-06-23 2014-04-15 Qualcomm Incorporated Low-voltage power-efficient envelope tracker
US9813036B2 (en) 2011-12-16 2017-11-07 Qorvo Us, Inc. Dynamic loadline power amplifier with baseband linearization
US9020451B2 (en) * 2012-07-26 2015-04-28 Rf Micro Devices, Inc. Programmable RF notch filter for envelope tracking
CN104541221B (zh) * 2012-08-10 2017-11-07 德克萨斯仪器股份有限公司 切换式辅助线性稳压器
US8754707B2 (en) * 2012-10-24 2014-06-17 Qualcomm Incorporated Boost converter control for envelope tracking
CN103795354B (zh) * 2012-10-30 2017-12-05 Dsp集团有限公司 包含低和高功率工作模式的高效线性集成功率放大器
US9627975B2 (en) 2012-11-16 2017-04-18 Qorvo Us, Inc. Modulated power supply system and method with automatic transition between buck and boost modes
US9929696B2 (en) 2013-01-24 2018-03-27 Qorvo Us, Inc. Communications based adjustments of an offset capacitive voltage
US9250694B1 (en) * 2013-05-10 2016-02-02 Sridhar Kotikalapoodi Method and apparatus for fast, efficient, low noise power supply
GB2516979A (en) * 2013-08-09 2015-02-11 Univ Surrey Predistortion in satellite signal transmission systems
CN103490735A (zh) * 2013-09-12 2014-01-01 昆山新金福精密电子有限公司 一种高频放大器
KR102114726B1 (ko) * 2013-10-23 2020-06-05 삼성전자주식회사 전력 증폭 장치 및 방법
US9614476B2 (en) 2014-07-01 2017-04-04 Qorvo Us, Inc. Group delay calibration of RF envelope tracking
US9948240B2 (en) 2015-07-01 2018-04-17 Qorvo Us, Inc. Dual-output asynchronous power converter circuitry
US9912297B2 (en) 2015-07-01 2018-03-06 Qorvo Us, Inc. Envelope tracking power converter circuitry
WO2017132583A2 (en) * 2016-01-29 2017-08-03 Dolby Laboratories Licensing Corporation Multi-channel cinema amplifier with power-sharing, messaging and multi-phase power supply
US9973147B2 (en) 2016-05-10 2018-05-15 Qorvo Us, Inc. Envelope tracking power management circuit
US10476437B2 (en) 2018-03-15 2019-11-12 Qorvo Us, Inc. Multimode voltage tracker circuit
CN109314491B (zh) * 2018-03-16 2022-08-16 深圳市汇顶科技股份有限公司 功率放大器及平衡数字输出信号的上升和下降时间的方法
US11444577B2 (en) 2019-06-07 2022-09-13 Samsung Electronics Co., Ltd. Boost amplifier
CN111176278B (zh) * 2019-12-31 2023-05-09 宁波奇亚园林工具有限公司 一种基于交流磁场的智能割草机传感器控制电路与方法
CN113055782A (zh) * 2021-02-02 2021-06-29 头领科技（昆山）有限公司 一种分频优化处理的音频芯片及耳机
US12273075B2 (en) * 2021-07-01 2025-04-08 Epirus, Inc. Systems and methods for power distribution for amplifier arrays
CN116346040B (zh) * 2021-12-22 2025-12-05 瑞昱半导体股份有限公司 功率放大器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3486128A (en) * 1968-02-07 1969-12-23 Us Army Power amplifier for amplitude modulated transmitter
JPS6052607B2 (ja) * 1979-05-10 1985-11-20 ヤマハ株式会社 増幅器
JP3230619B2 (ja) * 1993-03-01 2001-11-19 株式会社日立国際電気 Ｓｓｂ放送機の高電力段変調方式
ES2153849T3 (es) * 1994-11-07 2001-03-16 Cit Alcatel Mezclador de transmision con entrada en modo de corriente.
US5838193A (en) * 1996-11-26 1998-11-17 Motorola, Inc. Time-delay compensating wideband class-s modulator and method therefor
US6084468A (en) * 1997-10-06 2000-07-04 Motorola, Inc. Method and apparatus for high efficiency wideband power amplification
US6130910A (en) * 1997-11-03 2000-10-10 Motorola, Inc. Method and apparatus for high efficiency wideband power amplification
US6590940B1 (en) * 1999-05-17 2003-07-08 Ericsson Inc. Power modulation systems and methods that separately amplify low and high frequency portions of an amplitude waveform
JP4014072B2 (ja) * 2000-03-31 2007-11-28 株式会社ルネサステクノロジ 電力増幅器モジュール

Also Published As

Publication number Publication date
US20050046474A1 (en) 2005-03-03
JP2005102146A (ja) 2005-04-14
US7102427B2 (en) 2006-09-05
CN1592089A (zh) 2005-03-09
CN100527605C (zh) 2009-08-12

Similar Documents

Publication Publication Date Title
JP4589665B2 (ja) 増幅器及びそれを用いた高周波電力増幅器
US7965140B2 (en) Power amplifier
CN101401261B (zh) 功率放大器控制器电路
US7808323B2 (en) High-efficiency envelope tracking systems and methods for radio frequency power amplifiers
US7554394B2 (en) Power amplifier circuit
EP1898521B1 (en) Power amplifying apparatus and mobile communication terminal
EP1638204A1 (en) Power amplifier and transmitter
US20040201418A1 (en) Power supply processing for power amplifiers
JP5275590B2 (ja) 増幅回路
WO2009125555A1 (ja) 高周波増幅器
CN112803905B (zh) 一种补偿电路
JP2002084144A (ja) 電力増幅器および無線通信装置
US8432228B1 (en) Power control circuit for radio frequency power amplifiers
EP1344312B1 (en) Linearized class c amplifier with dynamic biasing
US7265627B2 (en) Self adaptable bias circuit for enabling dynamic control of quiescent current in a linear power amplifier
US20090237156A1 (en) Power amplifiers having improved startup linearization and related operating methods
CN114584080A (zh) 一种功率放大器及电子设备
JP2010283556A (ja) 高周波増幅器及びそれを用いた高周波モジュール
KR102221543B1 (ko) 전력 증폭 회로
CN107222174A (zh) 一种低损耗自适应偏置电路及无线发射系统
US6600344B1 (en) Predistortion circuit for RF detector
JP2006093896A (ja) Ｅ級増幅器、及びｅｅｒ変調増幅装置
JP4549163B2 (ja) Ｅｅｒシステム及びｅｅｒシステムにおける高周波飽和増幅器の効率最適化調整方法
JP5389567B2 (ja) 高周波増幅器および高効率化方法
CN207218642U (zh) 一种低损耗自适应偏置电路及无线发射系统

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070223

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070223

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20070223

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20090915

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090929

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20091126

A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A712

Effective date: 20100510

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100608

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100805

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20100824

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20100910

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130917

Year of fee payment: 3

LAPS Cancellation because of no payment of annual fees