DE60234410D1 - Fehlerschätzendes verfahren - Google Patents

Fehlerschätzendes verfahren

Info

Publication number
DE60234410D1
DE60234410D1 DE60234410T DE60234410T DE60234410D1 DE 60234410 D1 DE60234410 D1 DE 60234410D1 DE 60234410 T DE60234410 T DE 60234410T DE 60234410 T DE60234410 T DE 60234410T DE 60234410 D1 DE60234410 D1 DE 60234410D1
Authority
DE
Germany
Prior art keywords
error
effective procedure
procedure
effective
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
DE60234410T
Other languages
English (en)
Inventor
Kazuo Tanada
Hiroshi Kubo
Takeshi Uraguchi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE60234410D1 publication Critical patent/DE60234410D1/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
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • 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
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H04L2027/0034—Correction of carrier offset using hypothesis testing
    • 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
    • H04L2027/0046—Open loops
    • H04L2027/0048—Frequency multiplication
    • 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
    • H04L2027/0083—Signalling arrangements
    • H04L2027/0089—In-band signals
    • H04L2027/0093—Intermittant signals
    • H04L2027/0095—Intermittant signals in a preamble or similar structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Superheterodyne Receivers (AREA)
DE60234410T 2001-03-22 2002-03-14 Fehlerschätzendes verfahren Expired - Lifetime DE60234410D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001082910A JP3633497B2 (ja) 2001-03-22 2001-03-22 周波数誤差推定を行う受信機および周波数誤差の推定方法
PCT/JP2002/002443 WO2002082758A1 (fr) 2001-03-22 2002-03-14 Recepteur d'estimation d'erreur de frequence et procede d'estimation d'erreur de frequence

Publications (1)

Publication Number Publication Date
DE60234410D1 true DE60234410D1 (de) 2009-12-31

Family

ID=18938794

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60234410T Expired - Lifetime DE60234410D1 (de) 2001-03-22 2002-03-14 Fehlerschätzendes verfahren

Country Status (7)

Country Link
US (1) US7139333B2 (de)
EP (1) EP1278345B1 (de)
JP (1) JP3633497B2 (de)
CN (1) CN1284342C (de)
DE (1) DE60234410D1 (de)
TW (1) TW567659B (de)
WO (1) WO2002082758A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005027353A2 (en) * 2003-09-12 2005-03-24 Ems Technologies Canada, Ltd. Hybrid frequency offset estimator
US7746760B2 (en) * 2004-01-08 2010-06-29 Qualcomm Incorporated Frequency error estimation and frame synchronization in an OFDM system
DE102004012618B3 (de) * 2004-03-12 2005-10-27 Erich Dipl.-Ing. Thallner Vorrichtung und Verfahren zum Aufbringen einer Folie auf eine Kontaktfläche eines Wafers
CN101053153A (zh) 2004-11-05 2007-10-10 美商内数位科技公司 具双模主动分接器遮罩产生器及导频参考信号振幅控制单元的适应等化器
US7457347B2 (en) 2004-11-08 2008-11-25 Interdigital Technology Corporation Method and apparatus for estimating and correcting baseband frequency error in a receiver
JP4699843B2 (ja) * 2005-09-15 2011-06-15 富士通株式会社 移動通信システム、並びに移動通信システムにおいて使用される基地局装置および移動局装置
US7650527B2 (en) * 2006-02-07 2010-01-19 Broadcom Corporation MIPS recovery technique
JP4803390B2 (ja) * 2007-04-12 2011-10-26 日本電気株式会社 周波数補正回路及び周波数補正方法
JP4424378B2 (ja) * 2007-06-13 2010-03-03 ソニー株式会社 フレーム同期装置及びその制御方法
US8116354B2 (en) * 2008-06-13 2012-02-14 Mediatek Inc. Sync detection device and method for GNSS
US8718206B2 (en) * 2009-02-18 2014-05-06 Nec Corporation Frequency correction circuit, frequency correction method and wireless communication equipment using them
JP5572117B2 (ja) * 2011-03-25 2014-08-13 旭化成エレクトロニクス株式会社 受信回路
JP5752575B2 (ja) * 2011-11-29 2015-07-22 株式会社東芝 クロック周波数誤差検出装置
JP5853829B2 (ja) * 2012-03-30 2016-02-09 日本電気株式会社 周波数制御装置、周波数制御方法及びプログラム
US9432177B2 (en) * 2013-04-12 2016-08-30 Mitsubishi Electric Corporation Communication apparatus and reception method
JP2015108577A (ja) * 2013-12-05 2015-06-11 愛三工業株式会社 位置センサ製造方法及び位置センサ
US9942026B2 (en) * 2015-01-27 2018-04-10 Telefonaktiebolaget Lm Ericsson (Publ) Frequency offset correction in narrowband machine-to-machine
FR3082970B1 (fr) * 2018-06-21 2020-05-29 Zodiac Data Systems Procede de demodulation d'un signal sur porteuse a l'aide de plusieurs demodulateurs numeriques
CN113162652B (zh) * 2021-04-29 2023-01-06 陕西凌云电器集团有限公司 一种扩频信号频率检测方法及模块

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE462943B (sv) * 1989-01-26 1990-09-17 Ericsson Telefon Ab L M Saett och anordning foer frekvensstyrning av en koherent radiomottagare
JP3058906B2 (ja) 1990-10-04 2000-07-04 株式会社東芝 キャリア再生回路
JPH06216959A (ja) 1993-01-20 1994-08-05 N T T Idou Tsuushinmou Kk 同期検波回路
US5912931A (en) * 1996-08-01 1999-06-15 Nextel Communications Method for multicarrier signal detection and parameter estimation in mobile radio communication channels
US6289041B1 (en) * 1997-02-11 2001-09-11 Snaptrack, Inc. Fast Acquisition, high sensitivity GPS receiver
JP2000069102A (ja) 1998-08-25 2000-03-03 Nec Corp 位相同期ループ回路付き信号推定器、及び受信信号の位相ずれ補正方法
US6519300B1 (en) * 1998-11-12 2003-02-11 Ericsson Inc. System and method for automatic frequency correction in a pilot symbol assisted demodulator
US6693882B1 (en) * 1999-01-26 2004-02-17 International Business Machines Corporation Frequency correction burst detection
JP3764827B2 (ja) * 1999-03-01 2006-04-12 富士通株式会社 マルチキャリアスペクトル拡散通信における受信機、及び受信方法
JP4286955B2 (ja) * 1999-03-24 2009-07-01 イビデン株式会社 通信遮断装置および通信遮断方法

Also Published As

Publication number Publication date
EP1278345A1 (de) 2003-01-22
CN1284342C (zh) 2006-11-08
JP2002290485A (ja) 2002-10-04
US7139333B2 (en) 2006-11-21
JP3633497B2 (ja) 2005-03-30
WO2002082758A1 (fr) 2002-10-17
CN1463528A (zh) 2003-12-24
EP1278345B1 (de) 2009-11-18
TW567659B (en) 2003-12-21
EP1278345A4 (de) 2009-03-04
US20030103588A1 (en) 2003-06-05

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Legal Events

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