DE60125506D1 - Schätzung eines Frequenzversatzes, zur Anwendung bei kurzen Datenbursts - Google Patents

Schätzung eines Frequenzversatzes, zur Anwendung bei kurzen Datenbursts

Info

Publication number
DE60125506D1
DE60125506D1 DE60125506T DE60125506T DE60125506D1 DE 60125506 D1 DE60125506 D1 DE 60125506D1 DE 60125506 T DE60125506 T DE 60125506T DE 60125506 T DE60125506 T DE 60125506T DE 60125506 D1 DE60125506 D1 DE 60125506D1
Authority
DE
Germany
Prior art keywords
estimation
frequency offset
data
short bursts
bursts
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 - Lifetime
Application number
DE60125506T
Other languages
English (en)
Other versions
DE60125506T2 (de
Inventor
Ambroise Popper
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.)
Juniper Networks Inc
Original Assignee
Juniper Networks Inc
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 Juniper Networks Inc filed Critical Juniper Networks Inc
Publication of DE60125506D1 publication Critical patent/DE60125506D1/de
Application granted granted Critical
Publication of DE60125506T2 publication Critical patent/DE60125506T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04L27/0014—Carrier regulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0018—Arrangements at the transmitter end
    • H04L2027/002—Arrangements at the transmitter end using feedback from a remote receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0065—Frequency error detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0071—Control of loops
    • H04L2027/0075—Error weighting
    • H04L2027/0077—Error weighting stop and go
DE60125506T 2001-02-26 2001-02-26 Schätzung eines Frequenzversatzes, zur Anwendung bei kurzen Datenbursts Expired - Lifetime DE60125506T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01400495A EP1235401B1 (de) 2001-02-26 2001-02-26 Schätzung eines Frequenzversatzes, zur Anwendung bei kurzen Datenbursts

Publications (2)

Publication Number Publication Date
DE60125506D1 true DE60125506D1 (de) 2007-02-08
DE60125506T2 DE60125506T2 (de) 2007-10-04

Family

ID=8182634

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60125506T Expired - Lifetime DE60125506T2 (de) 2001-02-26 2001-02-26 Schätzung eines Frequenzversatzes, zur Anwendung bei kurzen Datenbursts

Country Status (4)

Country Link
US (3) US7187731B2 (de)
EP (1) EP1235401B1 (de)
AT (1) ATE349842T1 (de)
DE (1) DE60125506T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1235401B1 (de) * 2001-02-26 2006-12-27 Juniper Networks, Inc. Schätzung eines Frequenzversatzes, zur Anwendung bei kurzen Datenbursts
US7269394B2 (en) 2002-10-02 2007-09-11 Agere Systems Inc. Frequency offset compensation for communication systems
KR100548390B1 (ko) * 2003-08-14 2006-02-02 엘지전자 주식회사 휴대단말기의 자동주파수 제어장치 및 방법
DE60310930T2 (de) * 2003-09-05 2007-10-11 Agence Spatiale Européenne Pilotgestütztes Trägersynchronisationsschema e
US7277457B2 (en) 2003-10-03 2007-10-02 Motorola, Inc. Sync bursts for frequency offset compensation
US7787357B2 (en) * 2003-12-18 2010-08-31 Motorola, Inc. OFDM frequency offset estimation apparatus and method
US7313205B2 (en) * 2004-03-30 2007-12-25 Motorola, Inc. Method and apparatus for frequency correction in wireless local area network systems
GB0407587D0 (en) * 2004-04-02 2004-05-05 Univ Nottingham Trent Cancer associated antigens
CN1989751B (zh) * 2004-07-15 2011-07-13 汤姆森特许公司 改进的载波恢复的系统和方法
KR101087096B1 (ko) * 2004-08-18 2011-11-25 엘지전자 주식회사 디지털 수신기의 ｓｆｏ 추정 방법 및 추정된ｓｆｏ이용한 샘플링 주파수 보정 장치
US7567637B2 (en) 2004-09-30 2009-07-28 St-Ericsson Sa Wireless communication system and method with frequency burst acquisition feature using autocorrelation and narrowband interference detection
US7593482B2 (en) * 2004-09-30 2009-09-22 St-Ericsson Sa Wireless communication system with hardware-based frequency burst detection
US8054918B2 (en) * 2004-09-30 2011-11-08 ST-Ericsson S.A. Wireless communication system and method with frequency burst acquisition feature using autocorrelation
KR100723528B1 (ko) 2006-04-21 2007-05-30 삼성전자주식회사 옵셋 주파수 추정 방법 및 장치
US8320299B2 (en) * 2007-09-05 2012-11-27 Comtech Ef Data Corp. Broadband satellite system and method
US9621205B2 (en) * 2015-03-26 2017-04-11 Vt Idirect, Inc. Apparatus and method for frequency estimation ambiguity removal of a burst signal
EP3273605B1 (de) * 2016-07-22 2022-03-09 Intel Corporation Interferenzverringerung
CN110445735B (zh) * 2019-07-24 2022-04-01 南京理工大学 基于信号回溯的突发短数据载波同步方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5519733A (en) * 1994-05-05 1996-05-21 General Instrument Corporation Of Delaware Method and apparatus for recovering a qam carrier
EP0692896A1 (de) * 1994-07-12 1996-01-17 Laboratoires D'electronique Philips S.A.S. Trägerrückwinnung bei QAM
EP0719002B1 (de) * 1994-12-22 2004-12-08 Alcatel Prozessor für Trägerrückgewinnung
US5867539A (en) * 1995-07-21 1999-02-02 Hitachi America, Ltd. Methods and apparatus for reducing the effect of impulse noise on receivers
JP3042418B2 (ja) * 1996-09-27 2000-05-15 日本電気株式会社 ディジタル受信機の周波数調整方法及び周波数調整回路
US6130921A (en) * 1997-12-23 2000-10-10 Motorola, Inc. Frequency shift modulation automatic frequency correction circuit and method
US6363131B1 (en) * 1998-04-29 2002-03-26 Hughes Electronics Corporation Method and apparatus for joint timing synchronization and frequency offset estimation
GB2347286B (en) * 1999-02-26 2001-04-18 Motorola Ltd Frequency tracking loop and method of frequency tracking
US6493403B1 (en) * 2000-02-02 2002-12-10 Infineon Technologies North America Corp. Asynchronous timing for interpolated timing recovery
EP1235401B1 (de) * 2001-02-26 2006-12-27 Juniper Networks, Inc. Schätzung eines Frequenzversatzes, zur Anwendung bei kurzen Datenbursts

Also Published As

Publication number Publication date
EP1235401A1 (de) 2002-08-28
US20090185647A1 (en) 2009-07-23
US20070116159A1 (en) 2007-05-24
DE60125506T2 (de) 2007-10-04
US7529326B2 (en) 2009-05-05
ATE349842T1 (de) 2007-01-15
US8149976B2 (en) 2012-04-03
EP1235401B1 (de) 2006-12-27
US20020146081A1 (en) 2002-10-10
US7187731B2 (en) 2007-03-06

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