CN106664581B - 用于延迟扩展估计和利用的方法和装置 - Google Patents

用于延迟扩展估计和利用的方法和装置 Download PDF

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Publication number
CN106664581B
CN106664581B CN201580044139.9A CN201580044139A CN106664581B CN 106664581 B CN106664581 B CN 106664581B CN 201580044139 A CN201580044139 A CN 201580044139A CN 106664581 B CN106664581 B CN 106664581B
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CN
China
Prior art keywords
channel
rcl
fir filter
wireless communication
taps
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.)
Expired - Fee Related
Application number
CN201580044139.9A
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English (en)
Chinese (zh)
Other versions
CN106664581A (zh
Inventor
S·霍姆乔杜里
A·雷西尼亚
J·加德纳
S·库马尔
V·K·琼斯四世
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Qualcomm Inc
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Qualcomm Inc
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Publication date
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Publication of CN106664581A publication Critical patent/CN106664581A/zh
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Publication of CN106664581B publication Critical patent/CN106664581B/zh
Expired - Fee Related legal-status Critical Current
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/04—Error control
    • 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
    • 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
    • H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
    • H04L25/03044—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure using fractionally spaced delay lines or combinations of fractionally integrally spaced taps
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/0231—Traffic management, e.g. flow control or congestion control based on communication conditions
    • H04W28/0236—Traffic management, e.g. flow control or congestion control based on communication conditions radio quality, e.g. interference, losses or delay
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Transmitters (AREA)
CN201580044139.9A 2014-08-20 2015-08-10 用于延迟扩展估计和利用的方法和装置 Expired - Fee Related CN106664581B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/464,019 US10524161B2 (en) 2014-08-20 2014-08-20 Delay spread estimation and utilization
US14/464,019 2014-08-20
PCT/US2015/044455 WO2016028533A1 (en) 2014-08-20 2015-08-10 Delay spread estimation and utilization

Publications (2)

Publication Number Publication Date
CN106664581A CN106664581A (zh) 2017-05-10
CN106664581B true CN106664581B (zh) 2019-11-05

Family

ID=53879861

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580044139.9A Expired - Fee Related CN106664581B (zh) 2014-08-20 2015-08-10 用于延迟扩展估计和利用的方法和装置

Country Status (5)

Country Link
US (1) US10524161B2 (enExample)
EP (1) EP3183852A1 (enExample)
JP (1) JP6553169B2 (enExample)
CN (1) CN106664581B (enExample)
WO (1) WO2016028533A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018077395A1 (en) * 2016-10-26 2018-05-03 Huawei Technologies Co., Ltd. Transmitting device, network node and methods thereof
US10999110B2 (en) * 2017-07-07 2021-05-04 Qualcomm Incorporated Techniques for selecting PPDU format parameters
US11601317B2 (en) 2021-04-20 2023-03-07 Cisco Technology, Inc. Adaptive guard interval calibration

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004075497A1 (en) * 2003-02-18 2004-09-02 Qualcomm Incorporated Communication receiver with an adaptive equalizer length
CN101022442A (zh) * 2007-01-16 2007-08-22 西安交通大学 一种ofdm系统中联合时间同步和频偏估计方法
CN101136884A (zh) * 2007-09-28 2008-03-05 清华大学 用于tds-ofdm系统的信道估计方法
WO2008116480A1 (en) * 2007-03-26 2008-10-02 Micronas Gmbh Channel estimation method and device for tds-ofdm systems
CN101359926A (zh) * 2007-07-31 2009-02-04 华为技术有限公司 接收机、信道估计方法与装置

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI102231B1 (fi) * 1996-09-16 1998-10-30 Nokia Technology Gmbh Symbolitahdistuksen ja näytteenottotaajuuden säätömenetelmä OFDM-moduloituja lähetyksiä vastaanottavassa laitteessa sekä menetelmän toteuttava laite
US6069922A (en) * 1997-11-14 2000-05-30 Nortel Networks Corporation Method and apparatus for reducing cross-talk in broadband systems using line-coding
US6597745B1 (en) * 1999-04-06 2003-07-22 Eric M. Dowling Reduced complexity multicarrier precoder
GB2364865B (en) 2000-07-12 2004-01-21 Conexant Systems Inc Receiver circuit
US7298785B2 (en) * 2001-07-04 2007-11-20 Kabushiki Kaisha Toyota Chuo Kenkyusho Multicarrier demodulation method and apparatus, and multicarrier modulation method and apparatus
DE60136393D1 (de) * 2001-11-28 2008-12-11 Fujitsu Ltd Orthogonal-frequenzmultiplexübertragungsverfahren
EP1359684A1 (en) * 2002-04-30 2003-11-05 Motorola Energy Systems Inc. Wireless transmission using an adaptive transmit antenna array
SE527445C2 (sv) * 2003-03-25 2006-03-07 Telia Ab Lägesanpassat skyddsintervall för OFDM-kommunikation
JP4291674B2 (ja) 2003-11-11 2009-07-08 株式会社エヌ・ティ・ティ・ドコモ Ｏｆｄｍ送信機及びｏｆｄｍ受信機
US7339999B2 (en) * 2004-01-21 2008-03-04 Qualcomm Incorporated Pilot transmission and channel estimation for an OFDM system with excess delay spread
JP4417765B2 (ja) 2004-04-14 2010-02-17 株式会社エヌ・ティ・ティ・ドコモ 無線伝送システム、無線中継システム、及び通信装置
KR100585153B1 (ko) * 2004-08-04 2006-05-30 삼성전자주식회사 다중 경로 지연 추정을 통하여 등화기 성능을 개선한 유무선 통신을 위한 수신기 및 방법
JP4936680B2 (ja) 2005-05-20 2012-05-23 富士通株式会社 Ｏｆｄｍ受信方法及び受信装置
US10090963B2 (en) 2005-12-08 2018-10-02 Koninklijke Philips N.V. System, apparatus, and method for single-carrier block transmission with adaptive guard interval
US7965798B2 (en) * 2006-08-16 2011-06-21 Texas Instruments Incorporated Robust packet detection, symbol timing, channel length estimation and channel response estimation for wireless systems
JP2009278448A (ja) * 2008-05-15 2009-11-26 Fujitsu Microelectronics Ltd Ｏｆｄｍ受信機およびｏｆｄｍ受信方法
EP2211512B1 (en) * 2009-01-23 2017-12-27 Telefonaktiebolaget LM Ericsson (publ) Method and arrangement of delay spread compensation
KR20110124328A (ko) * 2009-03-26 2011-11-16 쿄세라 코포레이션 무선 단말, 무선 통신 시스템 및 무선 기지국
US8516331B2 (en) * 2010-01-29 2013-08-20 Broadcom Corporation Systems for high-speed backplane applications using FEC encoding
US8565114B2 (en) * 2011-07-29 2013-10-22 Nokia Corporation Cognitive radio resource utilization
EP2704383B1 (en) 2012-09-04 2019-05-29 Alcatel Lucent Method and device for improving a home network making use of an adaptive guard interval
US20140294124A1 (en) * 2013-03-28 2014-10-02 Sony Corporation Transmitter and method of transmitting and receiver and method of detecting ofdm signals
US9020022B1 (en) * 2013-08-02 2015-04-28 Pmc-Sierra Us, Inc. Analog finite impulse response adaptation method and apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004075497A1 (en) * 2003-02-18 2004-09-02 Qualcomm Incorporated Communication receiver with an adaptive equalizer length
CN101022442A (zh) * 2007-01-16 2007-08-22 西安交通大学 一种ofdm系统中联合时间同步和频偏估计方法
WO2008116480A1 (en) * 2007-03-26 2008-10-02 Micronas Gmbh Channel estimation method and device for tds-ofdm systems
CN101359926A (zh) * 2007-07-31 2009-02-04 华为技术有限公司 接收机、信道估计方法与装置
CN101136884A (zh) * 2007-09-28 2008-03-05 清华大学 用于tds-ofdm系统的信道估计方法

Also Published As

Publication number Publication date
JP6553169B2 (ja) 2019-07-31
US10524161B2 (en) 2019-12-31
JP2017530609A (ja) 2017-10-12
WO2016028533A1 (en) 2016-02-25
CN106664581A (zh) 2017-05-10
EP3183852A1 (en) 2017-06-28
US20160057656A1 (en) 2016-02-25

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