JP2017508399A5 - - Google Patents

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JP2017508399A5
JP2017508399A5 JP2016556936A JP2016556936A JP2017508399A5 JP 2017508399 A5 JP2017508399 A5 JP 2017508399A5 JP 2016556936 A JP2016556936 A JP 2016556936A JP 2016556936 A JP2016556936 A JP 2016556936A JP 2017508399 A5 JP2017508399 A5 JP 2017508399A5
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JP
Japan
Prior art keywords
input signal
baseband representation
predistortion
power
harmonic frequencies
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JP2016556936A
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English (en)
Japanese (ja)
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JP2017508399A (ja
JP6492102B2 (ja
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Priority claimed from US14/203,236 external-priority patent/US9184784B2/en
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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 true JP2017508399A5 (enExample) 2018-04-19
JP6492102B2 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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TWI542139B (zh) * 2014-07-31 2016-07-11 瑞昱半導體股份有限公司 數位預失真電路與方法以及數位預失真訓練電路
US9484962B1 (en) * 2015-06-05 2016-11-01 Infineon Technologies Ag Device and method for adaptive digital pre-distortion
US9590668B1 (en) 2015-11-30 2017-03-07 NanoSemi Technologies Digital compensator
US10033413B2 (en) * 2016-05-19 2018-07-24 Analog Devices Global Mixed-mode digital predistortion
EP3523856A4 (en) 2016-10-07 2020-06-24 NanoSemi, Inc. DIGITAL BEAM ORIENTATION PREDISTORSION
EP3340477B1 (en) * 2016-12-23 2021-11-03 Nxp B.V. A wireless transmitter, a circuit, and method for driver harmonic reduction
KR20190121825A (ko) 2017-02-25 2019-10-28 나노세미, 인크. 멀티밴드 디지털 전치왜곡기
US10141961B1 (en) 2017-05-18 2018-11-27 Nanosemi, Inc. Passive intermodulation cancellation
US11115067B2 (en) 2017-06-09 2021-09-07 Nanosemi, Inc. Multi-band linearization system
US10931318B2 (en) * 2017-06-09 2021-02-23 Nanosemi, Inc. Subsampled linearization system
US10581470B2 (en) 2017-06-09 2020-03-03 Nanosemi, Inc. Linearization system
WO2019014422A1 (en) 2017-07-12 2019-01-17 Nanosemi, Inc. SYSTEMS AND METHODS FOR CONTROLLING RADIOS MADE WITH DIGITAL PREDISTORSION
EP3665773A1 (en) * 2017-08-11 2020-06-17 Nokia Solutions and Networks Oy Polyphase digital signal predistortion in radio transmitter
US11303251B2 (en) 2017-10-02 2022-04-12 Nanosemi, Inc. Digital predistortion adjustment based on determination of load condition characteristics
JP2021523629A (ja) 2018-05-11 2021-09-02 ナノセミ， インク．Ｎａｎｏｓｅｍｉ， Ｉｎｃ． 非線形システム用デジタル補償器
US10644657B1 (en) 2018-05-11 2020-05-05 Nanosemi, Inc. Multi-band digital compensator for a non-linear system
US11863210B2 (en) 2018-05-25 2024-01-02 Nanosemi, Inc. Linearization with level tracking
CN112640299B (zh) 2018-05-25 2024-11-12 纳诺塞米有限公司 用于数字预失真的方法、用于执行数字预失真的线性化系统和非暂时性机器可读介质
US10931238B2 (en) 2018-05-25 2021-02-23 Nanosemi, Inc. Linearization with envelope tracking or average power tracking
US10985951B2 (en) 2019-03-15 2021-04-20 The Research Foundation for the State University Integrating Volterra series model and deep neural networks to equalize nonlinear power amplifiers
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
CN111371722B (zh) 2020-03-18 2021-12-31 南京创远信息科技有限公司 针对5g nr带内调制信号实现预失真补偿处理的方法
US10992326B1 (en) 2020-05-19 2021-04-27 Nanosemi, Inc. Buffer management for adaptive digital predistortion
CN113358212B (zh) * 2021-06-21 2022-09-30 重庆理工大学 基于相对谐阶次的机电故障诊断方法、系统及建模方法

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US7346122B1 (en) * 2002-08-21 2008-03-18 Weixun Cao Direct modulation of a power amplifier with adaptive digital predistortion
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