CN103828231B - 资源池放大器 - Google Patents

资源池放大器 Download PDF

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Publication number
CN103828231B
CN103828231B CN201280047812.0A CN201280047812A CN103828231B CN 103828231 B CN103828231 B CN 103828231B CN 201280047812 A CN201280047812 A CN 201280047812A CN 103828231 B CN103828231 B CN 103828231B
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CN
China
Prior art keywords
inductor
switch
load
coupled
load end
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
Application number
CN201280047812.0A
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English (en)
Chinese (zh)
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CN103828231A (zh
Inventor
卡里·L·德拉诺
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Maxim Integrated Products Inc
Original Assignee
Maxim Integrated Products Inc
Clevech Corp
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Publication of CN103828231A publication Critical patent/CN103828231A/zh
Application granted granted Critical
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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/005—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements using switched capacitors, e.g. dynamic amplifiers; using switched capacitors as resistors in differential amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
CN201280047812.0A 2011-09-30 2012-09-26 资源池放大器 Active CN103828231B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201161541397P 2011-09-30 2011-09-30
US61/541,397 2011-09-30
US13/626,672 2012-09-25
US13/626,672 US8773196B2 (en) 2011-09-30 2012-09-25 Resource pooling amplifier
PCT/US2012/057343 WO2013049212A1 (en) 2011-09-30 2012-09-26 Resource pooling amplifier

Publications (2)

Publication Number Publication Date
CN103828231A CN103828231A (zh) 2014-05-28
CN103828231B true CN103828231B (zh) 2016-02-17

Family

ID=47991997

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280047812.0A Active CN103828231B (zh) 2011-09-30 2012-09-26 资源池放大器

Country Status (5)

Country Link
US (2) US8773196B2 (enExample)
EP (1) EP2761743B1 (enExample)
JP (2) JP2014528666A (enExample)
CN (1) CN103828231B (enExample)
WO (1) WO2013049212A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8773196B2 (en) 2011-09-30 2014-07-08 Clevech Corporation Resource pooling amplifier
US10116215B2 (en) 2014-02-04 2018-10-30 Cirrus Logic, Inc. Buck-boost converter for an audio amplifier with multiple operations modes
WO2015171935A1 (en) * 2014-05-08 2015-11-12 Cirrus Logic, Inc. Switched mode amplifier with single-ended buck mode
US9628033B2 (en) * 2014-10-29 2017-04-18 Cirrus Logic, Inc. Power stage with switched mode amplifier and linear amplifier
US10177657B2 (en) 2015-04-16 2019-01-08 Cirrus Logic, Inc. Reconfigurable switched mode converter
CN105515376B (zh) * 2015-12-31 2018-06-29 矽力杰半导体技术(杭州)有限公司 基于单电感多输出的电压调节电路及其控制方法
US9985587B2 (en) 2016-01-18 2018-05-29 Cirrus Logic, Inc. Switched mode converter with variable common mode voltage buffer
US10090814B2 (en) 2016-03-16 2018-10-02 Cirrus Logic, Inc. Removal of switching discontinuity in a hybrid switched mode amplifier
US9929664B2 (en) 2016-03-16 2018-03-27 Cirrus Logic, Inc. Prevention of switching discontinuity in a hybrid switched mode amplifier
US10461709B2 (en) 2016-12-29 2019-10-29 Cirrus Logic, Inc. Amplifier with auxiliary path for maximizing power supply rejection ratio
US11496096B2 (en) 2019-05-29 2022-11-08 Maxim Integrated Products, Inc. Amplifier switching control systems and methods

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US5847602A (en) * 1997-03-03 1998-12-08 Hewlett-Packard Company Method and apparatus for linearizing an efficient class D/E power amplifier using delta modulation
JP2003037478A (ja) * 2001-07-25 2003-02-07 Nec Yamagata Ltd 帯域可変型ｒｃフィルタ
CN1738195A (zh) * 2004-08-20 2006-02-22 松下电器产业株式会社 高频放大电路及使用该电路的移动通信终端
WO2007125895A1 (ja) * 2006-04-27 2007-11-08 Nec Corporation 増幅回路
CN101090257A (zh) * 2006-06-16 2007-12-19 晨星半导体股份有限公司 D类放大器电路
WO2011017368A1 (en) * 2009-08-03 2011-02-10 Qualcomm Incorporated Multi-stage impedance matching

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US6577194B2 (en) * 2000-03-03 2003-06-10 Tripath Technology, Inc. Resonant gate drive technique for a digital power amplifier
US6166527A (en) * 2000-03-27 2000-12-26 Linear Technology Corporation Control circuit and method for maintaining high efficiency in a buck-boost switching regulator
US6518849B1 (en) * 2000-04-17 2003-02-11 Tripath Technology, Inc. Dynamic delay compensation versus average switching frequency in a modulator loop and methods thereof
US6630899B2 (en) 2000-07-20 2003-10-07 Tripath Technology, Inc. Scheme for maximizing efficiency of power amplifier under power backoff conditions
US7365661B2 (en) * 2002-11-14 2008-04-29 Fyre Storm, Inc. Power converter circuitry and method
US6801028B2 (en) * 2002-11-14 2004-10-05 Fyre Storm, Inc. Phase locked looped based digital pulse converter
WO2004105251A1 (en) * 2003-05-21 2004-12-02 Analog Devices, Inc. A sigma-delta modulator with reduced switching rate for use in class-d amplification
GB2406008B (en) * 2003-09-15 2008-04-02 Wolfson Ltd Class D amplifier
US7151406B2 (en) * 2005-03-15 2006-12-19 Texas Instruments Incorporated Compensation of nonlinearity introduced by dead time in switching output stage
JP2007116262A (ja) * 2005-10-18 2007-05-10 Taiyo Yuden Co Ltd デジタルアンプ
US7612608B2 (en) 2006-08-16 2009-11-03 Intrinsix Corporation Sigma-delta based Class D audio or servo amplifier with load noise shaping
GB2479445B (en) 2006-08-31 2011-11-30 Wolfson Microelectronics Plc DC-DC converter circuits and methods and apparatus including such circuits
ATE518299T1 (de) 2008-02-28 2011-08-15 Harman Becker Automotive Sys Getakteter verstärker
US7948720B2 (en) 2008-03-19 2011-05-24 Qualcomm Incorporated Voltage regulator with transient recovery circuit
US7952900B2 (en) * 2008-04-16 2011-05-31 Analog Devices, Inc. H-bridge buck-boost converter
JP2009284413A (ja) 2008-05-26 2009-12-03 Flying Mole Corp ディジタル電力増幅器
US8049472B2 (en) * 2008-07-29 2011-11-01 Cosmic Circuits Private Limited Single inductor multiple output switching devices
US7825726B2 (en) 2008-10-30 2010-11-02 Freescale Semiconductor, Inc. Digital pulse width modulation for half bridge amplifiers
US7863979B2 (en) * 2009-01-26 2011-01-04 Skyworks Solutions, Inc. High efficiency power amplifier having embedded switching
US8624429B2 (en) * 2009-07-20 2014-01-07 The Hong Kong University Of Science And Technology Single-inductor-multiple-output regulator with auto-hopping control and the method of use
JP5343797B2 (ja) * 2009-09-30 2013-11-13 ヤマハ株式会社 増幅回路
US8305246B2 (en) * 2009-11-05 2012-11-06 Taiwan Semiconductor Manufacturing Company, Ltd. Amplifier with digital input and digital PWM control loop
RU2571393C2 (ru) * 2010-08-13 2015-12-20 Конинклейке Филипс Электроникс Н.В. Устройство и способ подачи мощности в переключаемом режиме
US8174333B1 (en) 2011-01-04 2012-05-08 Nxp B.V. Power-efficient spectrum shaping for a magnetic link
US8410851B1 (en) 2011-09-12 2013-04-02 Wen-Hsiung Hsieh Switching amplifier with an inductor
US8228118B1 (en) * 2011-09-17 2012-07-24 Wen-Hsiung Hsieh Switching amplifier using capacitor for transmitting energy
US8773196B2 (en) 2011-09-30 2014-07-08 Clevech Corporation Resource pooling amplifier
US8451057B2 (en) 2011-11-02 2013-05-28 Wen-Hsiung Hsieh Switching amplifier using inductor current feedback

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5847602A (en) * 1997-03-03 1998-12-08 Hewlett-Packard Company Method and apparatus for linearizing an efficient class D/E power amplifier using delta modulation
JP2003037478A (ja) * 2001-07-25 2003-02-07 Nec Yamagata Ltd 帯域可変型ｒｃフィルタ
CN1738195A (zh) * 2004-08-20 2006-02-22 松下电器产业株式会社 高频放大电路及使用该电路的移动通信终端
WO2007125895A1 (ja) * 2006-04-27 2007-11-08 Nec Corporation 増幅回路
CN101090257A (zh) * 2006-06-16 2007-12-19 晨星半导体股份有限公司 D类放大器电路
WO2011017368A1 (en) * 2009-08-03 2011-02-10 Qualcomm Incorporated Multi-stage impedance matching

Also Published As

Publication number Publication date
EP2761743A4 (en) 2015-06-24
US8773196B2 (en) 2014-07-08
JP6421136B2 (ja) 2018-11-07
USRE47383E1 (en) 2019-05-07
JP2016106487A (ja) 2016-06-16
WO2013049212A1 (en) 2013-04-04
EP2761743A1 (en) 2014-08-06
US20130082771A1 (en) 2013-04-04
CN103828231A (zh) 2014-05-28
EP2761743B1 (en) 2018-07-25
JP2014528666A (ja) 2014-10-27

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
ASS Succession or assignment of patent right

Owner name: MAXIM INTEGRATED PRODUCTS INC.

Free format text: FORMER OWNER: CLEVECH CORP.

Effective date: 20150910

C41 Transfer of patent application or patent right or utility model
TA01 Transfer of patent application right

Effective date of registration: 20150910

Address after: American California

Applicant after: Maxim Integrated Products Inc.

Address before: American California

Applicant before: CLEVECH CORPORATION

C14 Grant of patent or utility model
GR01 Patent grant