JP6492102B2 - スイッチドモード電力増幅器に対するデジタルプリディストーションのための方法及び装置 - Google Patents

スイッチドモード電力増幅器に対するデジタルプリディストーションのための方法及び装置 Download PDF

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JP6492102B2
JP6492102B2 JP2016556936A JP2016556936A JP6492102B2 JP 6492102 B2 JP6492102 B2 JP 6492102B2 JP 2016556936 A JP2016556936 A JP 2016556936A JP 2016556936 A JP2016556936 A JP 2016556936A JP 6492102 B2 JP6492102 B2 JP 6492102B2
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input signal
dpd
baseband representation
signal
predistortion
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JP2017508399A (ja
JP2017508399A5 (enExample
Inventor
ディン レイ
ディン レイ
ヘザール ラミ
ヘザール ラミ
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日本テキサス・インスツルメンツ合同会社
テキサス インスツルメンツ インコーポレイテッド
テキサス インスツルメンツ インコーポレイテッド
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Classifications

    • 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
    • H04B1/62—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 for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • 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
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion 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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • 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
    • 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
    • H04B1/0475—Circuits with means for limiting noise, interference or distortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • 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
    • H04B2001/0425—Circuits with power amplifiers with linearisation using predistortion

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
JP2016556936A 2014-03-10 2015-03-10 スイッチドモード電力増幅器に対するデジタルプリディストーションのための方法及び装置 Active JP6492102B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/203,236 2014-03-10
US14/203,236 US9184784B2 (en) 2014-03-10 2014-03-10 Method and apparatus for digital predistortion for a switched mode power amplifier
PCT/US2015/019747 WO2015138482A1 (en) 2014-03-10 2015-03-10 Method and apparatus for digital predistortion for a switched mode power amplifier

Publications (3)

Publication Number Publication Date
JP2017508399A JP2017508399A (ja) 2017-03-23
JP2017508399A5 JP2017508399A5 (enExample) 2018-04-19
JP6492102B2 true JP6492102B2 (ja) 2019-03-27

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JP2016556936A Active JP6492102B2 (ja) 2014-03-10 2015-03-10 スイッチドモード電力増幅器に対するデジタルプリディストーションのための方法及び装置

Country Status (5)

Country Link
US (2) US9184784B2 (enExample)
EP (1) EP3117520B1 (enExample)
JP (1) JP6492102B2 (enExample)
CN (1) CN106031027B (enExample)
WO (1) WO2015138482A1 (enExample)

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CN109889216B (zh) * 2019-03-25 2021-04-02 Oppo广东移动通信有限公司 射频前端装置及终端
CN110907694A (zh) * 2020-02-07 2020-03-24 南京派格测控科技有限公司 功率放大器的输入电流的计算方法及装置
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Also Published As

Publication number Publication date
EP3117520A1 (en) 2017-01-18
EP3117520B1 (en) 2020-08-05
WO2015138482A1 (en) 2015-09-17
CN106031027A (zh) 2016-10-12
US20160028433A1 (en) 2016-01-28
JP2017508399A (ja) 2017-03-23
US20150256216A1 (en) 2015-09-10
EP3117520A4 (en) 2017-10-18
CN106031027B (zh) 2020-02-28
US9184784B2 (en) 2015-11-10

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