DE60030797D1 - Frequenzkorrektur in Mehrträgerempfängern - Google Patents

Frequenzkorrektur in Mehrträgerempfängern

Info

Publication number
DE60030797D1
DE60030797D1 DE60030797T DE60030797T DE60030797D1 DE 60030797 D1 DE60030797 D1 DE 60030797D1 DE 60030797 T DE60030797 T DE 60030797T DE 60030797 T DE60030797 T DE 60030797T DE 60030797 D1 DE60030797 D1 DE 60030797D1
Authority
DE
Germany
Prior art keywords
frequency correction
carrier receivers
receivers
carrier
correction
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
DE60030797T
Other languages
English (en)
Other versions
DE60030797T2 (de
Inventor
Masaki Ichihara
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Publication of DE60030797D1 publication Critical patent/DE60030797D1/de
Application granted granted Critical
Publication of DE60030797T2 publication Critical patent/DE60030797T2/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
    • H04L27/26—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
    • H04L27/26—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
    • H04L27/2676—Blind, i.e. without using known symbols
    • H04L27/2679—Decision-aided

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Circuits Of Receivers In General (AREA)
DE2000630797 1999-04-15 2000-04-14 Frequenzkorrektur in Mehrträgerempfängern Expired - Lifetime DE60030797T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10833399A JP3399400B2 (ja) 1999-04-15 1999-04-15 周波数偏移復調回路
JP10833399 1999-04-15

Publications (2)

Publication Number Publication Date
DE60030797D1 true DE60030797D1 (de) 2006-11-02
DE60030797T2 DE60030797T2 (de) 2007-09-20

Family

ID=14482046

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2000630797 Expired - Lifetime DE60030797T2 (de) 1999-04-15 2000-04-14 Frequenzkorrektur in Mehrträgerempfängern

Country Status (6)

Country Link
US (1) US6922451B1 (de)
EP (1) EP1045561B1 (de)
JP (1) JP3399400B2 (de)
CN (1) CN1298123C (de)
AU (1) AU761866B2 (de)
DE (1) DE60030797T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3914424B2 (ja) 2001-11-30 2007-05-16 速 松永 行列・逆行列を利用した変調・復調装置
US7532564B2 (en) * 2002-09-11 2009-05-12 Intel Corporation Sub-banded ultra-wideband communications systems
US6947449B2 (en) * 2003-06-20 2005-09-20 Nokia Corporation Apparatus, and associated method, for communication system exhibiting time-varying communication conditions
JP4161054B2 (ja) * 2003-12-16 2008-10-08 テクトロニクス・インターナショナル・セールス・ゲーエムベーハー デジタル信号復調装置
DE10360470B4 (de) * 2003-12-22 2010-11-18 Infineon Technologies Ag Verfahren und Vorrichtung zum Demodulieren eines Empfangssignals
US7415245B2 (en) * 2004-03-31 2008-08-19 Intel Corporation Pulse shaping signals for ultrawideband communication
JP4382095B2 (ja) * 2004-09-24 2009-12-09 富士通株式会社 無線受信機およびディジタル復調方法
US20090117938A1 (en) * 2007-11-02 2009-05-07 Broadcom Corporation Ic for a high frequency communication device with minimal off chip components
US8594155B2 (en) * 2009-01-06 2013-11-26 Qualcomm Incorporated Multi-carrier transmitter design on adjacent carriers in a single frequency band on the uplink in W-CDMA/HSPA
EP2469740B1 (de) * 2010-12-22 2013-06-26 Telefonaktiebolaget L M Ericsson (Publ) Verfahren und Empfänger zum Positionieren von mit dem Taktsignal in Zusammenhang stehenden Störsignalen

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2582463B1 (fr) * 1985-05-24 1995-01-06 Thomson Video Equip Dephaseur variable numerique et correcteur de velocite numerique pour magnetoscope utilisant un tel dephaseur
JPS6279522A (ja) 1985-10-03 1987-04-11 Mitsubishi Electric Corp デイジタル関数計算装置
JPH01151341A (ja) 1987-12-07 1989-06-14 Nec Corp Ｐｓｋの復調装置
US4896287A (en) * 1988-05-31 1990-01-23 General Electric Company Cordic complex multiplier
NL9002489A (nl) 1990-11-15 1992-06-01 Philips Nv Ontvanger.
US5550869A (en) * 1992-12-30 1996-08-27 Comstream Corporation Demodulator for consumer uses
JPH0746286A (ja) 1993-07-27 1995-02-14 Nippon Telegr & Teleph Corp <Ntt> ディジタル復調器
JPH07221806A (ja) 1994-02-08 1995-08-18 Nippon Telegr & Teleph Corp <Ntt> 一括復調方法および一括復調器
JP3388508B2 (ja) 1994-07-27 2003-03-24 日本電信電話株式会社 ディジタル復調器
US5668749A (en) * 1995-05-04 1997-09-16 Motorola, Inc. Circuit for performing arithmetic operations in a demodulator
JP2687930B2 (ja) 1995-05-30 1997-12-08 日本電気株式会社 受信装置
JP2738385B2 (ja) 1996-04-15 1998-04-08 日本電気株式会社 可変帯域幅周波数分割多重通信方式
EP0822682A1 (de) 1996-07-05 1998-02-04 Deutsche Thomson-Brandt Gmbh Verfahren zum Korrigieren der Frequenz von Mehrträgersignalen und zugehörige Vorrichtung
GB9701984D0 (en) * 1997-01-31 1997-03-19 Digi Media Vision Ltd Method and apparatus for recovering the amplitude and phase of an input data signal
US6097712A (en) * 1997-06-20 2000-08-01 Nortel Networks Limited Multi-carrier CDMA communications systems
US6104708A (en) * 1997-08-11 2000-08-15 Bbn Corporation Wireless data communications system
US6317412B1 (en) * 1997-12-12 2001-11-13 Stanford Telecommunications, Inc. Increased capacity in an OCDMA system for frequency isolation
US6167102A (en) * 1998-08-03 2000-12-26 Telefonaktiebolaget Lm Ericsson (Publ) System and method employing a reduced NCO lookup table
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
US6151368A (en) * 1999-03-22 2000-11-21 Sicom, Inc. Phase-noise compensated digital communication receiver and method therefor

Also Published As

Publication number Publication date
CN1271220A (zh) 2000-10-25
EP1045561A2 (de) 2000-10-18
US6922451B1 (en) 2005-07-26
EP1045561B1 (de) 2006-09-20
CN1298123C (zh) 2007-01-31
EP1045561A3 (de) 2003-11-19
JP3399400B2 (ja) 2003-04-21
AU2777000A (en) 2000-10-19
AU761866B2 (en) 2003-06-12
DE60030797T2 (de) 2007-09-20
JP2000307531A (ja) 2000-11-02

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Legal Events

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