IL136173A - Method and device for estimating frequency offset - Google Patents

Method and device for estimating frequency offset

Info

Publication number
IL136173A
IL136173A IL13617398A IL13617398A IL136173A IL 136173 A IL136173 A IL 136173A IL 13617398 A IL13617398 A IL 13617398A IL 13617398 A IL13617398 A IL 13617398A IL 136173 A IL136173 A IL 136173A
Authority
IL
Israel
Prior art keywords
frequency
sums
phase differences
frequency offset
phase
Prior art date
Application number
IL13617398A
Other languages
English (en)
Hebrew (he)
Other versions
IL136173A0 (en
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of IL136173A0 publication Critical patent/IL136173A0/xx
Publication of IL136173A publication Critical patent/IL136173A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/06—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers
    • H03J7/065—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers the counter or frequency divider being used in a phase locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • 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
    • H04L27/2657—Carrier synchronisation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
IL13617398A 1997-11-17 1998-11-13 Method and device for estimating frequency offset IL136173A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/971,666 US6104767A (en) 1997-11-17 1997-11-17 Method and apparatus for estimating a frequency offset
PCT/SE1998/002056 WO1999026338A1 (en) 1997-11-17 1998-11-13 Method and apparatus for estimating a frequency offset

Publications (2)

Publication Number Publication Date
IL136173A0 IL136173A0 (en) 2001-05-20
IL136173A true IL136173A (en) 2004-05-12

Family

ID=25518677

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13617398A IL136173A (en) 1997-11-17 1998-11-13 Method and device for estimating frequency offset

Country Status (16)

Country Link
US (1) US6104767A (zh)
EP (1) EP1032975B1 (zh)
JP (1) JP4016373B2 (zh)
KR (1) KR100567699B1 (zh)
CN (1) CN1120571C (zh)
AR (1) AR016149A1 (zh)
AT (1) ATE266276T1 (zh)
AU (1) AU749532B2 (zh)
BR (1) BR9814875A (zh)
DE (1) DE69823693T2 (zh)
EE (1) EE200000295A (zh)
HK (1) HK1029232A1 (zh)
IL (1) IL136173A (zh)
MY (1) MY114973A (zh)
PL (1) PL340496A1 (zh)
WO (1) WO1999026338A1 (zh)

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CN101267417B (zh) * 2007-03-14 2011-10-05 卓胜微电子（上海）有限公司 数字通信系统整数频偏的估计方法
US8345804B2 (en) * 2007-06-14 2013-01-01 Alcatel Lucent Simplified RACH preamble detection receiver
KR101339424B1 (ko) * 2007-07-16 2013-12-09 삼성전자주식회사 샘플링 주파수 오프셋 추정 방법, 샘플링 주파수 오프셋추정 장치 및 그 장치를 구비하는 샘플링 타이밍 복원 루프
JP4588061B2 (ja) * 2007-09-28 2010-11-24 シャープ株式会社 デジタル復調装置、その制御方法、プログラム、そのプログラムを記録した記録媒体、及び、デジタル受信装置
CN101553028B (zh) * 2009-04-30 2011-06-15 西南交通大学 Td-scdma通信系统接收同步中基于差分相位的频偏与相位估计方法
KR101306552B1 (ko) * 2009-12-17 2013-09-09 한국전자통신연구원 이차 미분 위상 벡터를 이용한 심볼 추정 장치 및 방법
CN101820298B (zh) * 2010-01-11 2014-04-30 华为技术有限公司 利用频偏的通信方法、装置以及基站和基站控制设备
CN104009952B (zh) * 2013-02-22 2018-01-02 中国科学院深圳先进技术研究院 一种降低窄带频移键控解调误码率的方法
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Also Published As

Publication number Publication date
JP4016373B2 (ja) 2007-12-05
AR016149A1 (es) 2001-06-20
US6104767A (en) 2000-08-15
CN1286825A (zh) 2001-03-07
EP1032975A1 (en) 2000-09-06
EP1032975B1 (en) 2004-05-06
KR20010032165A (ko) 2001-04-16
BR9814875A (pt) 2000-10-03
EE200000295A (et) 2001-06-15
AU749532B2 (en) 2002-06-27
HK1029232A1 (en) 2001-03-23
IL136173A0 (en) 2001-05-20
CN1120571C (zh) 2003-09-03
WO1999026338A1 (en) 1999-05-27
PL340496A1 (en) 2001-02-12
MY114973A (en) 2003-02-28
KR100567699B1 (ko) 2006-04-05
DE69823693D1 (de) 2004-06-09
JP2001523909A (ja) 2001-11-27
ATE266276T1 (de) 2004-05-15
WO1999026338B1 (en) 1999-06-24
DE69823693T2 (de) 2004-10-21
AU1267599A (en) 1999-06-07

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