CN104283829A - 发射机中的改进的数字预失真系统 - Google Patents
发射机中的改进的数字预失真系统 Download PDFInfo
- Publication number
- CN104283829A CN104283829A CN201410328492.7A CN201410328492A CN104283829A CN 104283829 A CN104283829 A CN 104283829A CN 201410328492 A CN201410328492 A CN 201410328492A CN 104283829 A CN104283829 A CN 104283829A
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- digital signal
- power amplifier
- multiband
- processing module
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- 238000005070 sampling Methods 0.000 claims abstract description 95
- 238000012545 processing Methods 0.000 claims description 61
- 230000003044 adaptive effect Effects 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 25
- 230000008569 process Effects 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 4
- 230000004044 response Effects 0.000 description 15
- 238000001914 filtration Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000003446 memory effect Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004100 electronic packaging Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000009022 nonlinear effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0475—Circuits with means for limiting noise, interference or distortion
-
- 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
- H03F1/3258—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits based on polynomial terms
-
- 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
- H03F1/3282—Acting on the phase and the amplitude of the input signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/195—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only in integrated 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
- H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
- H03F3/245—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/111—Indexing scheme relating to amplifiers the amplifier being a dual or triple band amplifier, e.g. 900 and 1800 MHz, e.g. switched or not switched, simultaneously or not
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
- H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
- H03F2201/3206—Multiple channels are combined and amplified by only one amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
- H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
- H03F2201/3209—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion the amplifier comprising means for compensating memory effects
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
- H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
- H03F2201/3212—Using a control circuit to adjust amplitude and phase of a signal in a signal path
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
- H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
- H03F2201/3224—Predistortion being done for compensating memory effects
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
- H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
- H03F2201/3233—Adaptive predistortion using lookup table, e.g. memory, RAM, ROM, LUT, to generate the predistortion
-
- 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)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Analysis (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (20)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910052931.9A CN110071697A (zh) | 2013-07-12 | 2014-07-11 | 发射机中的改进的数字预失真系统 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/940,263 | 2013-07-12 | ||
US13/940,263 US9608676B2 (en) | 2013-07-12 | 2013-07-12 | Digital pre-distortion systems in transmitters |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910052931.9A Division CN110071697A (zh) | 2013-07-12 | 2014-07-11 | 发射机中的改进的数字预失真系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104283829A true CN104283829A (zh) | 2015-01-14 |
CN104283829B CN104283829B (zh) | 2019-02-22 |
Family
ID=51210238
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410328492.7A Active CN104283829B (zh) | 2013-07-12 | 2014-07-11 | 发射机中的改进的数字预失真系统 |
CN201910052931.9A Withdrawn CN110071697A (zh) | 2013-07-12 | 2014-07-11 | 发射机中的改进的数字预失真系统 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910052931.9A Withdrawn CN110071697A (zh) | 2013-07-12 | 2014-07-11 | 发射机中的改进的数字预失真系统 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9608676B2 (zh) |
EP (2) | EP3664290A1 (zh) |
CN (2) | CN104283829B (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106685368A (zh) * | 2017-01-03 | 2017-05-17 | 电子科技大学 | 一种欠采样反馈的数字预失真系统与方法 |
CN108023844A (zh) * | 2017-06-12 | 2018-05-11 | 北京理工大学 | 一种实信号欠采样的数字预失真系统 |
CN110190885A (zh) * | 2019-05-28 | 2019-08-30 | 清华大学 | 基于空域反馈的面向混合大规模mimo阵列的数字预失真结构 |
CN110546885A (zh) * | 2017-03-07 | 2019-12-06 | 赛灵思公司 | 用于模型标识和预失真的方法和装置 |
CN110545079A (zh) * | 2018-05-29 | 2019-12-06 | 大唐移动通信设备有限公司 | 一种dpd查找表生成方法及装置 |
CN111436225A (zh) * | 2017-12-29 | 2020-07-21 | 苹果公司 | 预失真电路、生成预失真基带信号的方法、用于预失真电路的控制电路、确定预失真电路的参数的方法以及使基带信号预失真的装置和方法 |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9191041B2 (en) * | 2013-06-05 | 2015-11-17 | Telefonaktiebolaget L M Ericsson (Publ) | Digital predistortion of wideband power amplifiers with reduced observation bandwidth |
US20160285485A1 (en) * | 2015-03-26 | 2016-09-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for multiband predistortion using time-shared adaptation loop |
US20170210065A1 (en) * | 2016-01-25 | 2017-07-27 | Fuji Xerox Co., Ltd. | Shaping apparatus |
US10033413B2 (en) * | 2016-05-19 | 2018-07-24 | Analog Devices Global | Mixed-mode digital predistortion |
US10224970B2 (en) | 2016-05-19 | 2019-03-05 | Analog Devices Global | Wideband digital predistortion |
US10532380B2 (en) * | 2016-09-09 | 2020-01-14 | Joseph J. Martori | Making an ore separation wheel |
KR102545195B1 (ko) | 2016-09-12 | 2023-06-19 | 삼성전자주식회사 | 가상 현실 시스템에서 컨텐트 전송 및 재생 방법 및 장치 |
US11463072B1 (en) * | 2017-11-08 | 2022-10-04 | Linearity, Llc | Adaptive volterra compensator |
US11841424B2 (en) * | 2017-11-28 | 2023-12-12 | Texas Instruments Incorporated | Methods and electronic device for dynamic distance measurements |
US11159187B2 (en) * | 2018-02-26 | 2021-10-26 | Parallel Wireless, Inc. | Microcomponent massive MIMO arrays |
US11528068B2 (en) | 2018-07-30 | 2022-12-13 | Innophase, Inc. | System and method for massive MIMO communication |
WO2020093005A1 (en) | 2018-11-01 | 2020-05-07 | Innophase, Inc. | Reconfigurable phase array |
US10931241B2 (en) * | 2019-02-06 | 2021-02-23 | Raytheon Company | Model-free sample-based approaches for power amplifier linearization in real-time |
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 |
US10715185B1 (en) * | 2019-03-29 | 2020-07-14 | Intel Corporation | Digital-to-analog conversion system |
EP3872987A3 (en) * | 2020-02-04 | 2021-11-17 | Nokia Solutions and Networks Oy | Dual-band digital pre-distortion |
KR20210108196A (ko) * | 2020-02-25 | 2021-09-02 | 주식회사 케이엠더블유 | 멀티 밴드 송신기 |
CN112202695A (zh) * | 2020-08-05 | 2021-01-08 | 重庆大学 | 一种基于Landweber迭代算法的欠采样数字预失真方法及系统 |
US11336493B1 (en) * | 2020-12-31 | 2022-05-17 | Hughes Network Systems, Llc | Dynamic transmission impairment correction for satellite systems |
CN113114138B (zh) * | 2021-04-22 | 2022-03-25 | 成都工业学院 | 一种应用于5g的dpd参数提取方法、装置、电子设备及介质 |
EP4425791A1 (en) | 2023-03-01 | 2024-09-04 | Nokia Solutions and Networks Oy | A system and a method for feedback compression through sample combining in digital predistortion |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1835685A1 (en) * | 2006-03-16 | 2007-09-19 | M/A-Com, Inc. | Subsampling module for measurement of power amplifier AM/AM and AM/PM non-linearity |
US20090264089A1 (en) * | 2005-06-03 | 2009-10-22 | Ntt Docomo, Inc. | Multi-band lookup table type predistorter |
CN102652397A (zh) * | 2009-12-09 | 2012-08-29 | 德克萨斯仪器股份有限公司 | 以减少的带宽反馈数字预失真非线性系统的方法和装置 |
US20130094612A1 (en) * | 2009-12-21 | 2013-04-18 | Dali Systems Co. Ltd., Maples Corporate Services Limited | Multi-band wide band power amplifier digital predistortion system |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19845744A1 (de) * | 1998-10-05 | 2000-04-20 | Gerhard Schaumburg | Frequenzganganalysator |
FR2835120B1 (fr) | 2002-01-21 | 2006-10-20 | Evolium Sas | Procede et dispositif de preparation de signaux destines a etre compares pour etablir une pre-distorsion sur l'entree d'un amplificateur |
US7313199B2 (en) * | 2002-03-21 | 2007-12-25 | Hypres, Inc. | Power amplifier linearization |
US20040156446A1 (en) * | 2002-06-21 | 2004-08-12 | John Santhoff | Optimization of ultra-wideband communication through a wire medium |
KR101126401B1 (ko) * | 2004-05-11 | 2012-03-29 | 삼성전자주식회사 | 전력 증폭기에 디지털 전치 왜곡 장치 및 방법 |
JP5114477B2 (ja) * | 2006-06-16 | 2013-01-09 | トムソン ライセンシング | 広帯域の帯域外受信器 |
US8154432B2 (en) | 2010-03-22 | 2012-04-10 | Raytheon Company | Digital to analog converter (DAC) having high dynamic range |
JP5459158B2 (ja) * | 2010-09-21 | 2014-04-02 | 富士通株式会社 | 送信装置及び歪補償方法 |
US8817859B2 (en) | 2011-10-14 | 2014-08-26 | Fadhel Ghannouchi | Digital multi-band predistortion linearizer with nonlinear subsampling algorithm in the feedback loop |
US9014299B2 (en) * | 2012-12-07 | 2015-04-21 | Maxim Integrated Products, Inc. | Digital pre-distortion system for radio frequency transmitters with reduced sampling rate in observation loop |
-
2013
- 2013-07-12 US US13/940,263 patent/US9608676B2/en active Active
-
2014
- 2014-06-30 EP EP20153942.6A patent/EP3664290A1/en active Pending
- 2014-06-30 EP EP14175079.4A patent/EP2824833B1/en active Active
- 2014-07-11 CN CN201410328492.7A patent/CN104283829B/zh active Active
- 2014-07-11 CN CN201910052931.9A patent/CN110071697A/zh not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090264089A1 (en) * | 2005-06-03 | 2009-10-22 | Ntt Docomo, Inc. | Multi-band lookup table type predistorter |
EP1835685A1 (en) * | 2006-03-16 | 2007-09-19 | M/A-Com, Inc. | Subsampling module for measurement of power amplifier AM/AM and AM/PM non-linearity |
CN102652397A (zh) * | 2009-12-09 | 2012-08-29 | 德克萨斯仪器股份有限公司 | 以减少的带宽反馈数字预失真非线性系统的方法和装置 |
US20130094612A1 (en) * | 2009-12-21 | 2013-04-18 | Dali Systems Co. Ltd., Maples Corporate Services Limited | Multi-band wide band power amplifier digital predistortion system |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106685368A (zh) * | 2017-01-03 | 2017-05-17 | 电子科技大学 | 一种欠采样反馈的数字预失真系统与方法 |
CN110546885A (zh) * | 2017-03-07 | 2019-12-06 | 赛灵思公司 | 用于模型标识和预失真的方法和装置 |
CN110546885B (zh) * | 2017-03-07 | 2023-10-24 | 赛灵思公司 | 用于模型标识和预失真的方法和装置 |
CN108023844A (zh) * | 2017-06-12 | 2018-05-11 | 北京理工大学 | 一种实信号欠采样的数字预失真系统 |
CN108023844B (zh) * | 2017-06-12 | 2020-07-10 | 北京理工大学 | 一种实信号欠采样的数字预失真系统 |
CN111436225A (zh) * | 2017-12-29 | 2020-07-21 | 苹果公司 | 预失真电路、生成预失真基带信号的方法、用于预失真电路的控制电路、确定预失真电路的参数的方法以及使基带信号预失真的装置和方法 |
CN111436225B (zh) * | 2017-12-29 | 2023-06-16 | 苹果公司 | 无线发射器的预失真电路以及生成预失真基带信号的方法 |
CN110545079A (zh) * | 2018-05-29 | 2019-12-06 | 大唐移动通信设备有限公司 | 一种dpd查找表生成方法及装置 |
CN110190885A (zh) * | 2019-05-28 | 2019-08-30 | 清华大学 | 基于空域反馈的面向混合大规模mimo阵列的数字预失真结构 |
Also Published As
Publication number | Publication date |
---|---|
CN110071697A (zh) | 2019-07-30 |
EP2824833A1 (en) | 2015-01-14 |
EP3664290A1 (en) | 2020-06-10 |
EP2824833B1 (en) | 2020-06-24 |
CN104283829B (zh) | 2019-02-22 |
US20150016567A1 (en) | 2015-01-15 |
US9608676B2 (en) | 2017-03-28 |
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