DE60022464T2 - Korrektur von einem Frequenzversatz bei Intersymbolinterferenz - Google Patents

Korrektur von einem Frequenzversatz bei Intersymbolinterferenz Download PDF

Info

Publication number
DE60022464T2
DE60022464T2 DE60022464T DE60022464T DE60022464T2 DE 60022464 T2 DE60022464 T2 DE 60022464T2 DE 60022464 T DE60022464 T DE 60022464T DE 60022464 T DE60022464 T DE 60022464T DE 60022464 T2 DE60022464 T2 DE 60022464T2
Authority
DE
Germany
Prior art keywords
correction
frequency offset
intersymbol interference
intersymbol
interference
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
DE60022464T
Other languages
English (en)
Other versions
DE60022464D1 (de
Inventor
Gerd Heinrich
Frank Gerard Dr Obernosterer
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies 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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Application granted granted Critical
Publication of DE60022464D1 publication Critical patent/DE60022464D1/de
Publication of DE60022464T2 publication Critical patent/DE60022464T2/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
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Dc Digital Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
DE60022464T 2000-01-11 2000-01-11 Korrektur von einem Frequenzversatz bei Intersymbolinterferenz Expired - Lifetime DE60022464T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00300125A EP1117219B1 (de) 2000-01-11 2000-01-11 Korrektur von einem Frequenzversatz bei Intersymbolinterferenz

Publications (2)

Publication Number Publication Date
DE60022464D1 DE60022464D1 (de) 2005-10-13
DE60022464T2 true DE60022464T2 (de) 2006-06-14

Family

ID=8172640

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60022464T Expired - Lifetime DE60022464T2 (de) 2000-01-11 2000-01-11 Korrektur von einem Frequenzversatz bei Intersymbolinterferenz

Country Status (4)

Country Link
US (1) US6845133B2 (de)
EP (1) EP1117219B1 (de)
JP (1) JP4588890B2 (de)
DE (1) DE60022464T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7861166B1 (en) * 1993-12-02 2010-12-28 Discovery Patent Holding, Llc Resizing document pages to fit available hardware screens
US7139340B2 (en) * 2002-06-28 2006-11-21 Hitachi, Ltd. Robust OFDM carrier recovery methods and apparatus
EP1592136B1 (de) * 2004-04-21 2012-07-11 St Microelectronics S.A. Adaptiver Demodulator
DE102004023889A1 (de) * 2004-05-12 2005-12-08 Micronas Gmbh Verfahren und Schaltungsanordnung zum Bestimmen der Frequenz eines empfangenen Signals zum Demodulieren von empfangenen Symbolen
CN101453269B (zh) * 2007-11-30 2012-01-04 富士通株式会社 频差补偿装置和方法、光相干接收机
FR2955993B1 (fr) * 2010-01-29 2012-03-09 Inst Nat Sciences Appliq Procede de reduction de longueur de canal, filtre et signal correspondants.

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9109617D0 (en) * 1991-05-03 1991-06-26 Texas Instruments Ltd Method and apparatus for signal processing
US5245611A (en) * 1991-05-31 1993-09-14 Motorola, Inc. Method and apparatus for providing carrier frequency offset compensation in a tdma communication system
JP2605566B2 (ja) * 1992-12-25 1997-04-30 日本電気株式会社 適応型等化器
JPH06205062A (ja) * 1993-01-08 1994-07-22 Nec Corp 遅延検波回路
DE69432447T2 (de) * 1993-01-19 2003-12-24 Nippon Telegraph & Telephone Verfahren und vorrichtung zur reduktion von störwellen eines kommunikationssystems
JPH0761090B2 (ja) * 1993-03-05 1995-06-28 警察大学校長 多値変調の周波数オフセット補償方法とその回路
US5579345A (en) * 1994-10-13 1996-11-26 Westinghouse Electric Corporation Carrier tracking loop for QPSK demodulator
JP2903104B2 (ja) * 1995-09-22 1999-06-07 郵政省通信総合研究所長 ディジタル移動無線通信方式
DE69637193T2 (de) * 1996-07-15 2008-04-30 Alcatel Lucent Sender oder Empfänger mit Phasendreher für Mehrträgersignale
JPH1098500A (ja) * 1996-09-24 1998-04-14 Kokusai Electric Co Ltd 自動周波数制御方法及び回路
US6185251B1 (en) * 1998-03-27 2001-02-06 Telefonaktiebolaget Lm Ericsson Equalizer for use in multi-carrier modulation systems
US6631175B2 (en) * 1998-04-03 2003-10-07 Tellabs Operations, Inc. Spectrally constrained impulse shortening filter for a discrete multi-tone receiver
US6393068B1 (en) * 1998-09-22 2002-05-21 Agere Systems Guardian Corp. Communication channel and frequency offset estimator
DE69909589T2 (de) * 1999-04-12 2004-06-03 Sony International (Europe) Gmbh Kommunikationsvorrichtung und Verfahren zum Unterscheiden zwischen unterschiedlichen Datenbursten in einem digitalen Telekommunikationssystem
US6542560B1 (en) * 1999-04-23 2003-04-01 Lucent Technologies Inc. Method of channel estimation and compensation based thereon
US6512789B1 (en) * 1999-04-30 2003-01-28 Pctel, Inc. Partial equalization for digital communication systems
US6590945B1 (en) * 1999-07-13 2003-07-08 Lucent Technologies Inc. Method and apparatus for frequency offset compensation
US6567480B1 (en) * 1999-08-10 2003-05-20 Lucent Technologies Inc. Method and apparatus for sampling timing adjustment and frequency offset compensation
US6233276B1 (en) * 1999-09-13 2001-05-15 Virata Corporation XDSL modem having time domain filter for ISI mitigation

Also Published As

Publication number Publication date
US6845133B2 (en) 2005-01-18
EP1117219A1 (de) 2001-07-18
EP1117219B1 (de) 2005-09-07
JP4588890B2 (ja) 2010-12-01
JP2001237903A (ja) 2001-08-31
US20010007580A1 (en) 2001-07-12
DE60022464D1 (de) 2005-10-13

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