JP5513523B2 - 遅延スプレッド補償のための方法及び装置 - Google Patents

遅延スプレッド補償のための方法及び装置 Download PDF

Info

Publication number
JP5513523B2
JP5513523B2 JP2011546781A JP2011546781A JP5513523B2 JP 5513523 B2 JP5513523 B2 JP 5513523B2 JP 2011546781 A JP2011546781 A JP 2011546781A JP 2011546781 A JP2011546781 A JP 2011546781A JP 5513523 B2 JP5513523 B2 JP 5513523B2
Authority
JP
Japan
Prior art keywords
delay spread
post
signal
channel impulse
processing
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.)
Active
Application number
JP2011546781A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012516096A5 (enExample
JP2012516096A (ja
Inventor
フレドリク ノルドストレム，
ボ リンコルン，
ベングト リンドフ，
アンデシュ ローゼンクヴィスト，
Original Assignee
テレフオンアクチーボラゲット エル エム エリクソン（パブル）
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by テレフオンアクチーボラゲット エル エム エリクソン（パブル） filed Critical テレフオンアクチーボラゲット エル エム エリクソン（パブル）
Publication of JP2012516096A publication Critical patent/JP2012516096A/ja
Publication of JP2012516096A5 publication Critical patent/JP2012516096A5/ja
Application granted granted Critical
Publication of JP5513523B2 publication Critical patent/JP5513523B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • 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
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels
    • 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
    • H04L25/0212—Channel estimation of impulse response
    • H04L25/0216—Channel estimation of impulse response with estimation of channel length

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
JP2011546781A 2009-01-23 2010-01-20 遅延スプレッド補償のための方法及び装置 Active JP5513523B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP09151168.3A EP2211512B1 (en) 2009-01-23 2009-01-23 Method and arrangement of delay spread compensation
EP09151168.3 2009-01-23
US15004809P 2009-02-05 2009-02-05
US61/150,048 2009-02-05
PCT/EP2010/050629 WO2010084127A1 (en) 2009-01-23 2010-01-20 Method and arrangement of delay spread compensation

Publications (3)

Publication Number Publication Date
JP2012516096A JP2012516096A (ja) 2012-07-12
JP2012516096A5 JP2012516096A5 (enExample) 2013-02-28
JP5513523B2 true JP5513523B2 (ja) 2014-06-04

Family

ID=41055081

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011546781A Active JP5513523B2 (ja) 2009-01-23 2010-01-20 遅延スプレッド補償のための方法及び装置

Country Status (4)

Country Link
US (1) US8861572B2 (enExample)
EP (1) EP2211512B1 (enExample)
JP (1) JP5513523B2 (enExample)
WO (1) WO2010084127A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101618283B1 (ko) * 2009-05-22 2016-05-04 삼성전자주식회사 통합 다중 포인트 통신을 위한 정보 피드백 방법
CN102118825B (zh) * 2009-12-31 2013-12-04 华为技术有限公司 实现多点联合传输的方法、终端及系统
JP5809041B2 (ja) * 2011-12-16 2015-11-10 京セラ株式会社 無線通信装置および無線通信システム
US9531573B2 (en) * 2012-04-09 2016-12-27 Samsung Electronics Co., Ltd. Methods and apparatus for cyclic prefix reduction in MMwave mobile communication systems
AU2013293247B2 (en) 2012-07-23 2015-11-05 Apple Inc. Methods and systems for anchored down-selection in a coordinated multipoint transmission cluster
US10524161B2 (en) * 2014-08-20 2019-12-31 Qualcomm Incorporated Delay spread estimation and utilization
US9641371B2 (en) * 2014-12-31 2017-05-02 Motorola Solutions, Inc Methods and systems for dynamic single-frequency-network-multicast symbol synchronization
KR101811221B1 (ko) * 2016-02-17 2017-12-21 주식회사 이노와이어리스 신호 분석기의 ｗｃｄｍａ 신호 타이밍 오프셋 처리 방법
US10212679B1 (en) * 2016-07-22 2019-02-19 Mbit Wireless, Inc. Method and apparatus for delay spread estimation
JP7004062B2 (ja) 2018-03-09 2022-01-21 日本電気株式会社 無線装置及びチャネル予測方法
US10516452B1 (en) * 2018-06-08 2019-12-24 University Of South Florida Using artificial signals to maximize capacity and secrecy of multiple-input multiple-output (MIMO) communication
US10644771B2 (en) * 2018-06-08 2020-05-05 University Of South Florida Using artificial signals to maximize capacity and secrecy of multiple-input multiple-output (MIMO) communication
CN110535801B (zh) * 2019-03-07 2022-06-24 中兴通讯股份有限公司 多径分离方法、装置和存储介质
CN112087268B (zh) * 2020-08-17 2021-06-29 北京航空航天大学 面向台风探测应用的临空无线信道模拟机

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6870882B1 (en) * 1999-10-08 2005-03-22 At&T Corp. Finite-length equalization over multi-input multi-output channels
JP3663098B2 (ja) 2000-01-24 2005-06-22 アルプス電気株式会社 Ｏｆｄｍ受信装置
US6980600B1 (en) * 2000-12-26 2005-12-27 Nortel Networks Limited Receiver system for Multiple-Transmit, Multiple-Receive (MTMR) wireless communications systems
JP3814182B2 (ja) * 2001-10-17 2006-08-23 国立大学法人 北海道大学 無線装置およびアダプティブアレイ処理方法
CN102769596B (zh) * 2002-07-16 2017-12-08 光学无线技术有限责任公司 发送方法和发送装置以及接收方法和接收装置
JP4421416B2 (ja) 2004-08-04 2010-02-24 富士通株式会社 Ｏｆｄｍ方式の受信装置
US7483480B2 (en) * 2004-11-24 2009-01-27 Nokia Corporation FFT accelerated iterative MIMO equalizer receiver architecture
US8780957B2 (en) 2005-01-14 2014-07-15 Qualcomm Incorporated Optimal weights for MMSE space-time equalizer of multicode CDMA system
EP1843485B1 (en) 2006-03-30 2016-06-08 Sony Deutschland Gmbh Multiple-input multiple-output (MIMO) spatial multiplexing system with dynamic antenna beam combination selection capability
US7933314B2 (en) * 2006-06-22 2011-04-26 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for communication receiver despreading resource management
KR100801669B1 (ko) * 2006-08-30 2008-02-11 연세대학교 산학협력단 적응형 주파수 영역 등화기 및 주파수 영역 등화 방법
EP2076969A4 (en) * 2006-10-27 2013-01-30 Ericsson Telefon Ab L M METHOD FOR SIMPLIFYING PRE-BLANCHING CALCULATIONS IN A G-RAKE RECEIVER
JP2008160386A (ja) 2006-12-22 2008-07-10 Mega Chips Corp 信号処理装置、プログラムおよび信号処理方法
GB0721426D0 (en) * 2007-10-31 2007-12-12 Icera Inc A radio receiver in a wireless communications system
JP4929481B2 (ja) 2008-08-15 2012-05-09 株式会社シンセシス ダイバーシチ受信機
EP2735204A1 (en) * 2011-07-21 2014-05-28 BlackBerry Limited Dynamic cyclic prefix mode for uplink radio resource management

Also Published As

Publication number Publication date
EP2211512A1 (en) 2010-07-28
WO2010084127A1 (en) 2010-07-29
EP2211512B1 (en) 2017-12-27
US20120027048A1 (en) 2012-02-02
US8861572B2 (en) 2014-10-14
JP2012516096A (ja) 2012-07-12

Similar Documents

Publication Publication Date Title
JP5513523B2 (ja) 遅延スプレッド補償のための方法及び装置
JP7431950B2 (ja) 干渉を動的に低減するためのデバイスおよび方法
US8743987B2 (en) Symbol detection for alleviating inter-symbol interference
US8275074B2 (en) OFDM receiver for dispersive environment
CN109688075B (zh) 一种无线通信的信道估计方法及装置
WO2010102829A1 (en) System and method for ofdm reception in the presence of doppler effect based on time domain windowing
CN103997473B (zh) 一种信号干扰的滤波方法及相关装置
WO2007090868A1 (en) Method and device for channel response determination
US10862715B2 (en) Equalizer and method for equalizing a receive signal
JP4299302B2 (ja) マルチキャリア信号を事前コード化するための装置及び方法
CN103283197A (zh) 用于空间频率域均衡的协方差估计方法及与其相关联的设备和系统
US9100228B2 (en) Long term evolution (LTE) uplink canonical channel estimation
EP2840745B1 (en) Method and apparatus for channel estimation using an adaptive windowing approach
JP5143533B2 (ja) 受信装置、及び信号処理方法
CN102891816B (zh) 一种基于mimo-ofdm相关信道的去耦合预测方法
JP5241437B2 (ja) 受信装置、及び信号処理方法
WO2011092256A1 (en) An equaliser for wireless receivers with normalised coefficients
JP2011188107A (ja) Ｍｉｍｏ受信装置および受信方法
EP2479946A1 (en) Low complexity adaptive channel interpolation
Sun et al. A novel frequency domain equalization algorithm for SC-FDE system
HK1211396A1 (en) Channel estimating and equalizing method and apparatus for ultrasonic communication

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130110

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20130110

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20131007

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20131218

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20140314

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20140327

R150 Certificate of patent or registration of utility model

Ref document number: 5513523

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250