EP2363005A4 - Taktsynchronisierung von lte-funkverbindungen - Google Patents

Taktsynchronisierung von lte-funkverbindungen

Info

Publication number
EP2363005A4
EP2363005A4 EP09812585A EP09812585A EP2363005A4 EP 2363005 A4 EP2363005 A4 EP 2363005A4 EP 09812585 A EP09812585 A EP 09812585A EP 09812585 A EP09812585 A EP 09812585A EP 2363005 A4 EP2363005 A4 EP 2363005A4
Authority
EP
European Patent Office
Prior art keywords
lte
long term
radio link
term evolution
frequency response
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.)
Withdrawn
Application number
EP09812585A
Other languages
English (en)
French (fr)
Other versions
EP2363005A1 (de
Inventor
Yongkang Jia
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BlackBerry Ltd
Original Assignee
Research in Motion Ltd
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 Research in Motion Ltd filed Critical Research in Motion Ltd
Priority to EP12179062A priority Critical patent/EP2523415A1/de
Priority to EP09812585A priority patent/EP2363005A4/de
Publication of EP2363005A1 publication Critical patent/EP2363005A1/de
Publication of EP2363005A4 publication Critical patent/EP2363005A4/de
Withdrawn legal-status Critical Current

Links

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
    • 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
    • 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
    • H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Electric Clocks (AREA)
EP09812585A 2008-09-12 2009-09-14 Taktsynchronisierung von lte-funkverbindungen Withdrawn EP2363005A4 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP12179062A EP2523415A1 (de) 2008-09-12 2009-09-14 Zeitsynchronisation von Long-Term-Evolution-Funkverbindungen
EP09812585A EP2363005A4 (de) 2008-09-12 2009-09-14 Taktsynchronisierung von lte-funkverbindungen

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP08164304A EP2164217B1 (de) 2008-09-12 2008-09-12 Zeitsynchronisation von Long-Term-Evolution-Funkverbindungen
EP09812585A EP2363005A4 (de) 2008-09-12 2009-09-14 Taktsynchronisierung von lte-funkverbindungen
PCT/CA2009/001276 WO2010028502A1 (en) 2008-09-12 2009-09-14 Long term evolution (lte) radio link timing synchronization

Publications (2)

Publication Number Publication Date
EP2363005A1 EP2363005A1 (de) 2011-09-07
EP2363005A4 true EP2363005A4 (de) 2011-09-14

Family

ID=40666854

Family Applications (3)

Application Number Title Priority Date Filing Date
EP08164304A Active EP2164217B1 (de) 2008-09-12 2008-09-12 Zeitsynchronisation von Long-Term-Evolution-Funkverbindungen
EP09812585A Withdrawn EP2363005A4 (de) 2008-09-12 2009-09-14 Taktsynchronisierung von lte-funkverbindungen
EP12179062A Withdrawn EP2523415A1 (de) 2008-09-12 2009-09-14 Zeitsynchronisation von Long-Term-Evolution-Funkverbindungen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP08164304A Active EP2164217B1 (de) 2008-09-12 2008-09-12 Zeitsynchronisation von Long-Term-Evolution-Funkverbindungen

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP12179062A Withdrawn EP2523415A1 (de) 2008-09-12 2009-09-14 Zeitsynchronisation von Long-Term-Evolution-Funkverbindungen

Country Status (4)

Country Link
EP (3) EP2164217B1 (de)
AT (1) ATE510392T1 (de)
CA (1) CA2735007C (de)
WO (1) WO2010028502A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102647781A (zh) * 2011-02-17 2012-08-22 中兴通讯股份有限公司 Lte的时间提前调整方法及基站
CN103036833B (zh) * 2011-09-30 2017-10-13 锐迪科（重庆）微电子科技有限公司 一种ofdm系统定时同步控制方法及装置
WO2013125925A1 (ko) * 2012-02-24 2013-08-29 엘지전자 주식회사 동기를 트랙킹하는 방법 및 장치
GB2530487B (en) 2014-09-17 2016-12-28 Cardiomech As Device for heart repair
EP3886765B1 (de) 2018-11-29 2024-09-11 Cardiomech AS Vorrichtung zur herzreparatur
CN116669174B (zh) * 2023-04-07 2025-09-12 上海物骐微电子有限公司 基于Wi-Fi信号的感知方法及装置、电子设备、存储介质

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4547899A (en) * 1982-09-30 1985-10-15 Ncr Corporation Waveform matching system and method
US5495256A (en) * 1994-03-07 1996-02-27 Piper; John E. Method of efficiently computing maximum likelihood bearing estimator
FR2798542B1 (fr) * 1999-09-13 2002-01-18 France Telecom Recepteur a multiplexage par repartition en frequences orthogonales avec estimation iterative de canal et procede correspondant
US7551547B2 (en) * 2005-01-28 2009-06-23 At&T Intellectual Property I, L.P. Delay restricted channel estimation for multi-carrier systems
US7995688B2 (en) * 2007-03-08 2011-08-09 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry, Through The Communications Research Centre Canada Channel estimation and ICI cancellation for OFDM
US20080219343A1 (en) * 2007-03-09 2008-09-11 Sharp Laboratories Of America, Inc. Systems and methods for processing a signal within a communications system with a superimposed reference signal

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
OZIEWICZ M: "On Application of MUSIC Algorithm to Time Delay Estimation in OFDM Channels", IEEE TRANSACTIONS ON BROADCASTING, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, vol. 51, no. 2, 1 June 2005 (2005-06-01), pages 249 - 255, XP011132560, ISSN: 0018-9316 *

Also Published As

Publication number Publication date
ATE510392T1 (de) 2011-06-15
WO2010028502A1 (en) 2010-03-18
EP2363005A1 (de) 2011-09-07
EP2164217A1 (de) 2010-03-17
CA2735007A1 (en) 2010-03-18
CA2735007C (en) 2014-08-12
EP2523415A1 (de) 2012-11-14
EP2164217B1 (de) 2011-05-18

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