CN101228756A - 用于ofdm的信道干扰减轻 - Google Patents
用于ofdm的信道干扰减轻 Download PDFInfo
- Publication number
- CN101228756A CN101228756A CNA2006800267497A CN200680026749A CN101228756A CN 101228756 A CN101228756 A CN 101228756A CN A2006800267497 A CNA2006800267497 A CN A2006800267497A CN 200680026749 A CN200680026749 A CN 200680026749A CN 101228756 A CN101228756 A CN 101228756A
- Authority
- CN
- China
- Prior art keywords
- ofdm
- subcarrier
- status data
- transmitter
- interference
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/005—Interference mitigation or co-ordination of intercell interference
- H04J11/0056—Inter-base station aspects
-
- 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
- H04L25/0202—Channel estimation
- H04L25/0204—Channel estimation of multiple channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
-
- 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
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
-
- 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
- H04L27/2668—Details of algorithms
- H04L27/2673—Details of algorithms characterised by synchronisation parameters
- H04L27/2675—Pilot or known symbols
-
- 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
- H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
- H04L27/2695—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with channel estimation, e.g. determination of delay spread, derivative or peak tracking
Abstract
Description
Claims (41)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/190,287 US8229008B2 (en) | 2005-07-26 | 2005-07-26 | Interference mitigation for orthogonal frequency division multiplexing communication |
US11/190,287 | 2005-07-26 | ||
EPPCT/EP2006/063662 | 2006-06-28 | ||
PCT/EP2006/063662 WO2007012538A1 (en) | 2005-07-26 | 2006-06-28 | Co-channel interference mitigation for ofdm |
PCT/EP2006/064606 WO2007012635A1 (en) | 2005-07-26 | 2006-07-24 | Co-channel interference mitigation for ofdm |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101228756A true CN101228756A (zh) | 2008-07-23 |
CN101228756B CN101228756B (zh) | 2011-10-05 |
Family
ID=37401467
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110228935.1A Active CN102281227B (zh) | 2005-07-26 | 2006-06-28 | 用于ofdm的信道互干扰减轻 |
CN2006800267891A Active CN101228757B (zh) | 2005-07-26 | 2006-06-28 | 用于ofdm的信道互干扰减轻 |
CN2006800267497A Active CN101228756B (zh) | 2005-07-26 | 2006-07-24 | 用于ofdm的信道干扰减轻 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110228935.1A Active CN102281227B (zh) | 2005-07-26 | 2006-06-28 | 用于ofdm的信道互干扰减轻 |
CN2006800267891A Active CN101228757B (zh) | 2005-07-26 | 2006-06-28 | 用于ofdm的信道互干扰减轻 |
Country Status (6)
Country | Link |
---|---|
US (2) | US8229008B2 (zh) |
EP (1) | EP1908239B1 (zh) |
JP (2) | JP4408943B2 (zh) |
KR (2) | KR20080014892A (zh) |
CN (3) | CN102281227B (zh) |
WO (2) | WO2007012538A1 (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013185321A1 (zh) * | 2012-06-14 | 2013-12-19 | 华为技术有限公司 | 信号传输方法、发射机和信号传输系统 |
CN102405625B (zh) * | 2009-02-05 | 2014-06-04 | 莫斯菲尔控股有限责任公司 | 在正交频分复用通信系统中按键通话通信的系统和方法 |
WO2014172882A1 (zh) * | 2013-04-25 | 2014-10-30 | 华为技术有限公司 | 一种载波指示的方法、基站和无线网络控制器 |
CN104641568A (zh) * | 2012-09-20 | 2015-05-20 | 爱信精机株式会社 | 电力线通信用收发器以及电力线通信方法 |
CN105191188A (zh) * | 2012-11-09 | 2015-12-23 | 瑞典爱立信有限公司 | 用于减轻自干扰的系统和方法 |
CN105340201A (zh) * | 2013-06-25 | 2016-02-17 | Lg电子株式会社 | 在支持全双工无线电通信的无线接入系统中估计自干扰的方法和设备 |
CN105765913A (zh) * | 2013-11-25 | 2016-07-13 | 株式会社Kt | 家庭网络传输线路的干扰减轻装置、干扰减轻方法及利用该装置的通信系统 |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8229008B2 (en) * | 2005-07-26 | 2012-07-24 | Nvidia Corporation | Interference mitigation for orthogonal frequency division multiplexing communication |
FI20065010A0 (fi) * | 2006-01-09 | 2006-01-09 | Nokia Corp | Häiriönvaimennuksen yhdistäminen tietoliikennejärjestelmässä |
KR100762283B1 (ko) * | 2006-02-07 | 2007-10-08 | 포스데이타 주식회사 | 디코더 및 디코딩 방법 |
US8787499B2 (en) | 2007-03-27 | 2014-07-22 | Qualcomm Incorporated | Channel estimation with effective co-channel interference suppression |
KR100929850B1 (ko) | 2007-04-02 | 2009-12-04 | 삼성전자주식회사 | 광대역 무선통신시스템에서 간섭 제거 장치 및 방법 |
US7796698B2 (en) * | 2007-06-04 | 2010-09-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Interference suppression in a multicarrier receiver |
US8019029B1 (en) * | 2007-06-26 | 2011-09-13 | Pmc-Sierra, Inc. | Interference erasure using soft decision weighting of the Viterbi decoder input in OFDM systems |
JP4900821B2 (ja) * | 2007-07-04 | 2012-03-21 | ネッツエスアイ東洋株式会社 | Ofdm通信システム |
US9326253B2 (en) | 2007-11-15 | 2016-04-26 | Qualcomm Incorporated | Wireless communication channel blanking |
WO2009081457A1 (ja) * | 2007-12-20 | 2009-07-02 | Fujitsu Limited | 無線通信システムにおけるアップリンク電力制御方法および同システムにおける上位装置 |
KR100995045B1 (ko) * | 2007-12-31 | 2010-11-19 | 엘지전자 주식회사 | 협동 다중 입출력 통신 시스템에서, 프리코딩된 신호를송신하는 방법 |
US8458558B2 (en) * | 2008-04-30 | 2013-06-04 | Motorola Mobility Llc | Multi-antenna configuration signaling in wireless communication system |
US8144712B2 (en) | 2008-08-07 | 2012-03-27 | Motorola Mobility, Inc. | Scheduling grant information signaling in wireless communication system |
US8412243B2 (en) * | 2008-12-05 | 2013-04-02 | Electronics And Telecommunications Research Institute | Power control method and apparatus for inter-cell interference removal |
KR101055901B1 (ko) * | 2008-12-22 | 2011-08-09 | 한국전자통신연구원 | 오에프디엠 방식을 사용하는 무선 통신 시스템에 있어서, 미사용 대역의 간섭 제거 장치 및 방법 |
US9603035B2 (en) | 2011-10-13 | 2017-03-21 | Telefonaktiebolaget L M Ericsson | Method and node related to channel estimation |
KR102120106B1 (ko) * | 2011-10-13 | 2020-06-17 | 엘지전자 주식회사 | 무선 통신 시스템에서 단말이 신호를 송수신하는 방법 및 이를 위한 장치 |
WO2013070549A1 (en) | 2011-11-08 | 2013-05-16 | Marvell World Trade Ltd. | Methods and apparatus for mitigating known interference |
US9407302B2 (en) * | 2012-12-03 | 2016-08-02 | Intel Corporation | Communication device, mobile terminal, method for requesting information and method for providing information |
US9001920B2 (en) | 2013-02-19 | 2015-04-07 | At&T Intellectual Property I, Lp | Apparatus and method for interference cancellation in communication systems |
CN105594171B (zh) * | 2013-09-30 | 2019-03-22 | 沃尔沃汽车公司 | 用于向车载通信中的802.11p OFDM帧中引入补充训练符号的方法 |
US20160183187A1 (en) * | 2014-12-22 | 2016-06-23 | Intel Corporation | Adjacent channel interference mitigation for low-power wake-up radio |
WO2017106792A1 (en) | 2015-12-16 | 2017-06-22 | Newvoicemedia Us Inc. | System and methods for tamper proof interaction recording and timestamping |
DE102015122564B4 (de) * | 2015-12-22 | 2021-06-10 | Intel IP Corporation | Kommunikationsvorrichtung und verfahren zum verarbeiten eines signals |
CN111988247B (zh) * | 2019-11-28 | 2022-10-04 | 郑州轻工业大学 | 一种基于信号虚拟分解的多址接入方法及其系统 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6795424B1 (en) * | 1998-06-30 | 2004-09-21 | Tellabs Operations, Inc. | Method and apparatus for interference suppression in orthogonal frequency division multiplexed (OFDM) wireless communication systems |
JP4439155B2 (ja) | 1999-11-27 | 2010-03-24 | ドイッチェ テレコム アーゲー | 多重搬送波通信システムにおける同一チャンネルの干渉除去方法 |
CN1524367A (zh) * | 2000-12-15 | 2004-08-25 | ˹���ķ��Ź�˾ | 具有自适应群集配置和交换的多载波通信 |
US7031419B2 (en) * | 2001-06-29 | 2006-04-18 | Nokia Corporation | Data transmission method and system |
FR2854009B1 (fr) | 2003-04-17 | 2007-05-25 | Wavecom | Signal multiporteuse concu pour reduire les interferences cellulaires au sein d'un reseau de radiocommunication, procede de construction, procede de reception, recepteur et emetteur correspondants |
KR101015736B1 (ko) | 2003-11-19 | 2011-02-22 | 삼성전자주식회사 | 직교 주파수 분할 다중 방식의 이동통신 시스템에서선택적 전력 제어 장치 및 방법 |
US7826343B2 (en) * | 2004-09-07 | 2010-11-02 | Qualcomm Incorporated | Position location signaling method apparatus and system utilizing orthogonal frequency division multiplexing |
US8229008B2 (en) * | 2005-07-26 | 2012-07-24 | Nvidia Corporation | Interference mitigation for orthogonal frequency division multiplexing communication |
-
2005
- 2005-07-26 US US11/190,287 patent/US8229008B2/en active Active
-
2006
- 2006-06-28 WO PCT/EP2006/063662 patent/WO2007012538A1/en active Search and Examination
- 2006-06-28 CN CN201110228935.1A patent/CN102281227B/zh active Active
- 2006-06-28 JP JP2008523285A patent/JP4408943B2/ja active Active
- 2006-06-28 EP EP06763958A patent/EP1908239B1/en active Active
- 2006-06-28 KR KR1020077030304A patent/KR20080014892A/ko not_active Application Discontinuation
- 2006-06-28 CN CN2006800267891A patent/CN101228757B/zh active Active
- 2006-07-24 CN CN2006800267497A patent/CN101228756B/zh active Active
- 2006-07-24 JP JP2008523348A patent/JP4408944B2/ja active Active
- 2006-07-24 KR KR1020077030294A patent/KR20080014891A/ko not_active Application Discontinuation
- 2006-07-24 WO PCT/EP2006/064606 patent/WO2007012635A1/en active Application Filing
-
2012
- 2012-03-02 US US13/410,424 patent/US8514958B2/en active Active
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102405625B (zh) * | 2009-02-05 | 2014-06-04 | 莫斯菲尔控股有限责任公司 | 在正交频分复用通信系统中按键通话通信的系统和方法 |
WO2013185321A1 (zh) * | 2012-06-14 | 2013-12-19 | 华为技术有限公司 | 信号传输方法、发射机和信号传输系统 |
US9520951B2 (en) | 2012-06-14 | 2016-12-13 | Huawei Technologies Co., Ltd. | Signal transmission method, transmitter, and signal transmission system |
CN104641568A (zh) * | 2012-09-20 | 2015-05-20 | 爱信精机株式会社 | 电力线通信用收发器以及电力线通信方法 |
CN105191188A (zh) * | 2012-11-09 | 2015-12-23 | 瑞典爱立信有限公司 | 用于减轻自干扰的系统和方法 |
CN105191188B (zh) * | 2012-11-09 | 2018-03-30 | 瑞典爱立信有限公司 | 用于减轻自干扰的系统和方法 |
CN104488242B (zh) * | 2013-04-25 | 2018-03-16 | 华为技术有限公司 | 一种载波指示的方法、基站和无线网络控制器 |
WO2014172882A1 (zh) * | 2013-04-25 | 2014-10-30 | 华为技术有限公司 | 一种载波指示的方法、基站和无线网络控制器 |
CN104488242A (zh) * | 2013-04-25 | 2015-04-01 | 华为技术有限公司 | 一种载波指示的方法、基站和无线网络控制器 |
CN105340201A (zh) * | 2013-06-25 | 2016-02-17 | Lg电子株式会社 | 在支持全双工无线电通信的无线接入系统中估计自干扰的方法和设备 |
CN105340201B (zh) * | 2013-06-25 | 2018-01-23 | Lg 电子株式会社 | 在支持全双工无线电通信的无线接入系统中估计自干扰的方法和设备 |
US9713143B2 (en) | 2013-06-25 | 2017-07-18 | Lg Electronics Inc. | Method and apparatus for estimating self-interference in wireless access system supporting full-duplex radio communication |
CN105765913A (zh) * | 2013-11-25 | 2016-07-13 | 株式会社Kt | 家庭网络传输线路的干扰减轻装置、干扰减轻方法及利用该装置的通信系统 |
CN105765913B (zh) * | 2013-11-25 | 2019-07-26 | 株式会社 Kt | 家庭网络传输线路的干扰减轻装置、干扰减轻方法及通信系统 |
Also Published As
Publication number | Publication date |
---|---|
JP4408944B2 (ja) | 2010-02-03 |
CN102281227B (zh) | 2015-01-07 |
US8229008B2 (en) | 2012-07-24 |
KR20080014892A (ko) | 2008-02-14 |
JP2009503964A (ja) | 2009-01-29 |
CN102281227A (zh) | 2011-12-14 |
EP1908239B1 (en) | 2013-02-13 |
EP1908239A1 (en) | 2008-04-09 |
CN101228757B (zh) | 2011-10-05 |
US8514958B2 (en) | 2013-08-20 |
KR20080014891A (ko) | 2008-02-14 |
CN101228757A (zh) | 2008-07-23 |
JP4408943B2 (ja) | 2010-02-03 |
US20120189073A1 (en) | 2012-07-26 |
WO2007012538A1 (en) | 2007-02-01 |
JP2009503968A (ja) | 2009-01-29 |
CN101228756B (zh) | 2011-10-05 |
US20070025454A1 (en) | 2007-02-01 |
WO2007012635A1 (en) | 2007-02-01 |
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