CN100477655C - 一种估计ofdm整数倍频偏的方法 - Google Patents

一种估计ofdm整数倍频偏的方法 Download PDF

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Publication number
CN100477655C
CN100477655C CNB2006100252224A CN200610025222A CN100477655C CN 100477655 C CN100477655 C CN 100477655C CN B2006100252224 A CNB2006100252224 A CN B2006100252224A CN 200610025222 A CN200610025222 A CN 200610025222A CN 100477655 C CN100477655 C CN 100477655C
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CN
China
Prior art keywords
symbol
ofdm
frequency offset
value
frequency
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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
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CNB2006100252224A
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English (en)
Chinese (zh)
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CN1822584A (zh
Inventor
丁铭
吴赟
罗汉文
张海滨
浦索明
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Shanghai Jiaotong University
Sharp Corp
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Shanghai Jiaotong University
Sharp Corp
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Priority to CNB2006100252224A priority Critical patent/CN100477655C/zh
Publication of CN1822584A publication Critical patent/CN1822584A/zh
Priority to PCT/CN2007/001038 priority patent/WO2007112681A1/fr
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Publication of CN100477655C publication Critical patent/CN100477655C/zh
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    • 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
    • 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
    • H04L27/2659—Coarse or integer frequency offset determination and 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
    • H04L27/2657—Carrier synchronisation
    • H04L27/266—Fine or fractional frequency offset determination and synchronisation

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
CNB2006100252224A 2006-03-30 2006-03-30 一种估计ofdm整数倍频偏的方法 Expired - Fee Related CN100477655C (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CNB2006100252224A CN100477655C (zh) 2006-03-30 2006-03-30 一种估计ofdm整数倍频偏的方法
PCT/CN2007/001038 WO2007112681A1 (fr) 2006-03-30 2007-03-30 Procédé d'estimation de décalage de fréquence multiple entier ofdm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2006100252224A CN100477655C (zh) 2006-03-30 2006-03-30 一种估计ofdm整数倍频偏的方法

Publications (2)

Publication Number Publication Date
CN1822584A CN1822584A (zh) 2006-08-23
CN100477655C true CN100477655C (zh) 2009-04-08

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ID=36923650

Family Applications (1)

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CNB2006100252224A Expired - Fee Related CN100477655C (zh) 2006-03-30 2006-03-30 一种估计ofdm整数倍频偏的方法

Country Status (2)

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CN (1) CN100477655C (fr)
WO (1) WO2007112681A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106992950A (zh) * 2016-01-20 2017-07-28 晨星半导体股份有限公司 载波频偏估测装置与载波频偏估测方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102123123A (zh) * 2010-01-07 2011-07-13 上海华虹集成电路有限责任公司 一种接收机的整频偏估计实现方法
CN102255847A (zh) * 2011-07-19 2011-11-23 电子科技大学 一种低复杂度载波频率偏移校正的方法
CN102833204B (zh) * 2012-08-24 2015-02-11 西安空间无线电技术研究所 一种频偏估计实现方法
CN104702542B (zh) * 2013-12-04 2018-03-16 武汉邮电科学研究院 信号产生装置和数据恢复装置及其方法
CN107124204B (zh) * 2017-05-26 2018-03-13 北京理工大学 一种数模混合的超宽带同步方法
CN113938207B (zh) * 2021-10-15 2023-02-24 湖南师范大学 应用于光非厄米特对称ofdm接收机的信号处理方法
CN113949608B (zh) * 2021-10-27 2024-01-30 东南大学 一种用于vdes系统的判决反馈解调系统及方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100505597C (zh) * 2003-11-10 2009-06-24 北京邮电大学 一种ofdm频偏估计和跟踪方案
KR100601939B1 (ko) * 2004-01-16 2006-07-14 삼성전자주식회사 Ｏｆｄｍ 시스템에서의 초기 주파수 동기 방법 및 장치
BRPI0515280A (pt) * 2004-09-18 2008-07-15 Samsung Electronics Co Ltd aparelho e método para sincronização de freqüência em um sistema ofdm
CN1753397B (zh) * 2004-09-20 2011-01-12 北京三星通信技术研究有限公司 训练符号的传输方法及同步方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106992950A (zh) * 2016-01-20 2017-07-28 晨星半导体股份有限公司 载波频偏估测装置与载波频偏估测方法

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Publication number Publication date
CN1822584A (zh) 2006-08-23
WO2007112681A1 (fr) 2007-10-11

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