HK1208291A1 - 針對無線通信系統中的寬帶數字預失真對準寬頻率間隔信號的方法和系統 - Google Patents
針對無線通信系統中的寬帶數字預失真對準寬頻率間隔信號的方法和系統Info
- Publication number
- HK1208291A1 HK1208291A1 HK15108803.3A HK15108803A HK1208291A1 HK 1208291 A1 HK1208291 A1 HK 1208291A1 HK 15108803 A HK15108803 A HK 15108803A HK 1208291 A1 HK1208291 A1 HK 1208291A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- frequency
- wireless communication
- communication systems
- widely spaced
- digital predistortion
- Prior art date
Links
Classifications
-
- 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
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
-
- 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
-
- 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
- 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
- H04L27/00—Modulated-carrier systems
- H04L27/0002—Modulated-carrier systems analog front ends; means for connecting modulators, demodulators or transceivers to a transmission line
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/02—Capturing of monitoring data
- H04L43/028—Capturing of monitoring data by filtering
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/336—A I/Q, i.e. phase quadrature, modulator or demodulator being used in an amplifying circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
-
- 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
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure
- H04L25/03063—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure using fractionally spaced delay lines or combinations of fractionally and integrally spaced taps
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2627—Modulators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Algebra (AREA)
- Amplifiers (AREA)
- Transmitters (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261674771P | 2012-07-23 | 2012-07-23 | |
PCT/US2013/051149 WO2014018379A1 (en) | 2012-07-23 | 2013-07-18 | Method and system for aligning signals widely spaced in frequency for wideband digital predistortion in wireless communication systems |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1208291A1 true HK1208291A1 (zh) | 2016-02-26 |
Family
ID=49997743
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK15108803.3A HK1208291A1 (zh) | 2012-07-23 | 2015-09-10 | 針對無線通信系統中的寬帶數字預失真對準寬頻率間隔信號的方法和系統 |
Country Status (9)
Country | Link |
---|---|
US (3) | US9225296B2 (zh) |
EP (2) | EP3745664A1 (zh) |
JP (2) | JP6542120B2 (zh) |
KR (1) | KR102141257B1 (zh) |
CN (1) | CN104584501B (zh) |
BR (1) | BR112015001348B1 (zh) |
HK (1) | HK1208291A1 (zh) |
IL (2) | IL236619B (zh) |
WO (1) | WO2014018379A1 (zh) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
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AU2012302074B2 (en) | 2011-08-29 | 2017-02-16 | Commscope Technologies Llc | Configuring a distributed antenna system |
KR102141257B1 (ko) | 2012-07-23 | 2020-08-05 | 달리 시스템즈 씨오. 엘티디. | 무선 통신 시스템에서의 광대역 디지털 사전왜곡을 위해 주파수가 널리 이격된 신호들을 정렬하는 방법 및 시스템 |
US9306507B2 (en) * | 2013-07-12 | 2016-04-05 | Intel Deutschland Gmbh | Controller and method for controlling a signal processor |
US20150092825A1 (en) * | 2013-09-27 | 2015-04-02 | Qualcomm Incorporated | Self-test using internal feedback for transmit signal quality estimation |
CN113064334A (zh) | 2015-03-06 | 2021-07-02 | 惠普印迪格公司 | 用于液体电子照相印刷的图像转移 |
US9712343B2 (en) | 2015-06-19 | 2017-07-18 | Andrew Wireless Systems Gmbh | Scalable telecommunications system |
US10079702B2 (en) | 2015-07-06 | 2018-09-18 | Mediatek Singapore Pte. Ltd. | Front-end module and coupling compensation for closed-loop digital pre-distortion system |
CN105516051A (zh) * | 2015-11-26 | 2016-04-20 | 西安电子科技大学 | 数字预失真分数时延估计与信号对齐算法及系统 |
EP3264598B1 (en) * | 2016-07-01 | 2019-10-09 | Nokia Solutions and Networks Oy | Improved feedback in miso systems |
US10003310B1 (en) * | 2016-12-07 | 2018-06-19 | Nxp Usa, Inc. | Segmented digital predistortion apparatus and methods |
TWI700888B (zh) * | 2019-08-30 | 2020-08-01 | 中磊電子股份有限公司 | 數位預失真電路及數位預失真方法 |
US10887079B1 (en) * | 2019-09-26 | 2021-01-05 | Corning Research & Development Corporation | Digital predistortion (DPD) timing alignment in a remote unit(s) for a wireless communications system (WCS) |
WO2021129935A1 (en) * | 2019-12-23 | 2021-07-01 | Advantest Corporation | A signal processing arrangement for providing a plurality of output samples on the basis of a set of input samples and a method for providing a plurality of output samples on the basis of a set of input samples |
US11329687B2 (en) * | 2020-01-20 | 2022-05-10 | Texas Instruments Incorporated | Transceiver circuit with digital pre-distortion (DPD) options |
US11190230B1 (en) | 2020-05-29 | 2021-11-30 | Corning Research & Development Corporation | Wide bandwidth digital pre-distortion (DPD) in a remote unit(s) for a wireless communications system (WCS) |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI105506B (fi) | 1998-04-30 | 2000-08-31 | Nokia Networks Oy | Vahvistimen linearisointimenetelmä ja vahvistinjärjestely |
US6798843B1 (en) | 1999-07-13 | 2004-09-28 | Pmc-Sierra, Inc. | Wideband digital predistortion linearizer for nonlinear amplifiers |
JP4014343B2 (ja) | 1999-12-28 | 2007-11-28 | 富士通株式会社 | 歪補償装置 |
AU2000274105A1 (en) * | 2000-08-18 | 2002-03-04 | Nokia Corporation | Multicarrier transmitter circuit arrangement with predistortion linearisation method |
SE0102885D0 (en) * | 2001-08-28 | 2001-08-28 | Ericsson Telefon Ab L M | Calibration of an adaptive signal conditioning systern |
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 |
SE0301273D0 (sv) | 2003-04-30 | 2003-04-30 | Coding Technologies Sweden Ab | Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods |
US7577211B2 (en) * | 2004-03-01 | 2009-08-18 | Powerwave Technologies, Inc. | Digital predistortion system and method for linearizing an RF power amplifier with nonlinear gain characteristics and memory effects |
CN101228690B (zh) | 2005-07-29 | 2010-08-18 | 富士通株式会社 | 延迟调整装置 |
JP4863729B2 (ja) * | 2006-02-14 | 2012-01-25 | 富士通株式会社 | 歪補償装置及び歪補償方法 |
US7602244B1 (en) * | 2007-11-27 | 2009-10-13 | Nortel Networks Limited | Power amplifier bias synchronization |
JP5104623B2 (ja) * | 2008-07-29 | 2012-12-19 | 富士通株式会社 | 遅延量推定装置および信号送信装置 |
JP5146404B2 (ja) * | 2009-05-21 | 2013-02-20 | 富士通株式会社 | 歪補償装置 |
JP5158034B2 (ja) * | 2009-08-12 | 2013-03-06 | 富士通株式会社 | 無線装置及び信号処理方法 |
JP5303809B2 (ja) * | 2009-10-20 | 2013-10-02 | 株式会社日立国際電気 | 歪補償装置 |
EP2524568B1 (en) * | 2009-12-21 | 2016-08-31 | Dali Systems Co. Ltd | High efficiency, remotely reconfigurable remote radio head unit system and method for wireless communications |
US8542766B2 (en) * | 2010-05-04 | 2013-09-24 | Samsung Electronics Co., Ltd. | Time alignment algorithm for transmitters with EER/ET amplifiers and others |
KR102141257B1 (ko) | 2012-07-23 | 2020-08-05 | 달리 시스템즈 씨오. 엘티디. | 무선 통신 시스템에서의 광대역 디지털 사전왜곡을 위해 주파수가 널리 이격된 신호들을 정렬하는 방법 및 시스템 |
US9365751B2 (en) | 2012-07-24 | 2016-06-14 | Henkel IP & Holding GmbH | Reactive hot melt adhesive |
-
2013
- 2013-07-18 KR KR1020157004064A patent/KR102141257B1/ko active IP Right Grant
- 2013-07-18 EP EP20186758.7A patent/EP3745664A1/en not_active Withdrawn
- 2013-07-18 JP JP2015524332A patent/JP6542120B2/ja active Active
- 2013-07-18 CN CN201380039353.6A patent/CN104584501B/zh active Active
- 2013-07-18 WO PCT/US2013/051149 patent/WO2014018379A1/en active Application Filing
- 2013-07-18 BR BR112015001348-1A patent/BR112015001348B1/pt active IP Right Grant
- 2013-07-18 US US13/945,736 patent/US9225296B2/en active Active
- 2013-07-18 EP EP13823723.5A patent/EP2875620B1/en active Active
-
2015
- 2015-01-11 IL IL236619A patent/IL236619B/en active IP Right Grant
- 2015-09-10 HK HK15108803.3A patent/HK1208291A1/zh unknown
- 2015-12-01 US US14/956,040 patent/US10263569B2/en active Active
-
2018
- 2018-05-17 IL IL259447A patent/IL259447A/en unknown
-
2019
- 2019-03-13 US US16/352,065 patent/US11394350B2/en active Active
- 2019-06-12 JP JP2019109166A patent/JP2019180093A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IL236619B (en) | 2018-08-30 |
IL259447A (en) | 2018-07-31 |
US11394350B2 (en) | 2022-07-19 |
CN104584501A (zh) | 2015-04-29 |
JP6542120B2 (ja) | 2019-07-10 |
BR112015001348B1 (pt) | 2021-12-21 |
EP3745664A1 (en) | 2020-12-02 |
US20140159810A1 (en) | 2014-06-12 |
JP2015525036A (ja) | 2015-08-27 |
US10263569B2 (en) | 2019-04-16 |
WO2014018379A1 (en) | 2014-01-30 |
EP2875620A4 (en) | 2016-03-02 |
CN104584501B (zh) | 2019-07-12 |
EP2875620B1 (en) | 2020-09-02 |
KR20150034787A (ko) | 2015-04-03 |
BR112015001348A2 (pt) | 2017-07-04 |
US20200052659A1 (en) | 2020-02-13 |
KR102141257B1 (ko) | 2020-08-05 |
US20160344351A1 (en) | 2016-11-24 |
JP2019180093A (ja) | 2019-10-17 |
US9225296B2 (en) | 2015-12-29 |
IL236619A0 (en) | 2015-02-26 |
EP2875620A1 (en) | 2015-05-27 |
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