CN103201949B - 具有抽头输出归一化的非线性模型 - Google Patents

具有抽头输出归一化的非线性模型 Download PDF

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Publication number
CN103201949B
CN103201949B CN201080070182.XA CN201080070182A CN103201949B CN 103201949 B CN103201949 B CN 103201949B CN 201080070182 A CN201080070182 A CN 201080070182A CN 103201949 B CN103201949 B CN 103201949B
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model
data samples
distortion
signal
predistortion
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Chinese (zh)
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CN103201949A (zh
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C.白
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Telefonaktiebolaget LM Ericsson AB
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Telefonaktiebolaget LM Ericsson AB
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    • 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
    • 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
    • H03F1/3252—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using multiple parallel paths between input and output

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
CN201080070182.XA 2010-11-16 2010-11-16 具有抽头输出归一化的非线性模型 Expired - Fee Related CN103201949B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2010/055193 WO2012066382A1 (en) 2010-11-16 2010-11-16 Non-linear model with tap output normalization

Publications (2)

Publication Number Publication Date
CN103201949A CN103201949A (zh) 2013-07-10
CN103201949B true CN103201949B (zh) 2016-02-03

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US (1) US8390376B2 (enExample)
EP (1) EP2641327B8 (enExample)
JP (1) JP5753272B2 (enExample)
CN (1) CN103201949B (enExample)
CA (1) CA2815438A1 (enExample)
WO (1) WO2012066382A1 (enExample)

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US9252821B2 (en) * 2014-06-27 2016-02-02 Freescale Semiconductor, Inc. Adaptive high-order nonlinear function approximation using time-domain volterra series to provide flexible high performance digital pre-distortion
US9628119B2 (en) * 2014-06-27 2017-04-18 Nxp Usa, Inc. Adaptive high-order nonlinear function approximation using time-domain volterra series to provide flexible high performance digital pre-distortion
US9590668B1 (en) * 2015-11-30 2017-03-07 NanoSemi Technologies Digital compensator
US10812166B2 (en) 2016-10-07 2020-10-20 Nanosemi, Inc. Beam steering digital predistortion
US11057004B2 (en) 2017-02-25 2021-07-06 Nanosemi, Inc. Multiband digital predistorter
US10141961B1 (en) 2017-05-18 2018-11-27 Nanosemi, Inc. Passive intermodulation cancellation
US10581470B2 (en) 2017-06-09 2020-03-03 Nanosemi, Inc. Linearization system
US10931318B2 (en) 2017-06-09 2021-02-23 Nanosemi, Inc. Subsampled linearization system
US11115067B2 (en) 2017-06-09 2021-09-07 Nanosemi, Inc. Multi-band linearization system
WO2019014422A1 (en) 2017-07-12 2019-01-17 Nanosemi, Inc. SYSTEMS AND METHODS FOR CONTROLLING RADIOS MADE WITH DIGITAL PREDISTORSION
US10075201B1 (en) * 2017-07-12 2018-09-11 Intel IP Corporation Adaptive nonlinear system control using robust and low-complexity coefficient estimation
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
JP2019201361A (ja) 2018-05-17 2019-11-21 富士通株式会社 歪補償装置および歪補償方法
US10763904B2 (en) 2018-05-25 2020-09-01 Nanosemi, Inc. Digital predistortion in varying operating conditions
US10931238B2 (en) 2018-05-25 2021-02-23 Nanosemi, Inc. Linearization with envelope tracking or average power tracking
US11863210B2 (en) 2018-05-25 2024-01-02 Nanosemi, Inc. Linearization with level 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
CN111865228B (zh) 2019-04-30 2025-04-01 中兴通讯股份有限公司 一种信号失真预校正方法及装置、系统及复合系统
US10992326B1 (en) 2020-05-19 2021-04-27 Nanosemi, Inc. Buffer management for adaptive digital predistortion
US20230216451A1 (en) * 2020-06-08 2023-07-06 Telefonaktiebolaget Lm Ericsson (Publ) Linearization of a non-linear electronic device
CN111901846A (zh) * 2020-07-31 2020-11-06 浙江鑫网能源工程有限公司 采用多个NB-IoT节点网关的自组网系统
WO2022176139A1 (ja) * 2021-02-19 2022-08-25 三菱電機株式会社 歪み補償装置及び電力増幅器
US12003261B2 (en) * 2021-05-12 2024-06-04 Analog Devices, Inc. Model architecture search and optimization for hardware
US20250055423A1 (en) * 2021-12-22 2025-02-13 Telefonaktiebolaget Lm Ericsson (Publ) Digital pre-distorter for non-linear electronic devices

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US7844014B2 (en) * 2006-07-07 2010-11-30 Scintera Networks, Inc. Pre-distortion apparatus
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Patent Citations (2)

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CN1058122A (zh) * 1990-07-12 1992-01-22 亚瑞亚·勃朗勃威力有限公司 补偿放大电路非线性的过程
CN1969459A (zh) * 2004-03-01 2007-05-23 电力波技术公司 用于使得具有非线性增益特性和记忆效应的rf功率放大器线性化的数字预失真系统和方法

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Publication number Publication date
US8390376B2 (en) 2013-03-05
CN103201949A (zh) 2013-07-10
US20120119810A1 (en) 2012-05-17
CA2815438A1 (en) 2012-05-24
EP2641327B1 (en) 2014-10-22
EP2641327A1 (en) 2013-09-25
JP5753272B2 (ja) 2015-07-22
EP2641327B8 (en) 2014-12-10
JP2013542696A (ja) 2013-11-21
WO2012066382A1 (en) 2012-05-24

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Granted publication date: 20160203