ATE210348T1 - Kompensation der dopplerverschiebung in einem mobilkommunikationssystem - Google Patents

Kompensation der dopplerverschiebung in einem mobilkommunikationssystem

Info

Publication number
ATE210348T1
ATE210348T1 AT97902313T AT97902313T ATE210348T1 AT E210348 T1 ATE210348 T1 AT E210348T1 AT 97902313 T AT97902313 T AT 97902313T AT 97902313 T AT97902313 T AT 97902313T AT E210348 T1 ATE210348 T1 AT E210348T1
Authority
AT
Austria
Prior art keywords
doppler shift
bits
compensation
communications system
mobile communications
Prior art date
Application number
AT97902313T
Other languages
English (en)
Inventor
Olli Piirainen
Original Assignee
Nokia Networks Oy
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 Nokia Networks Oy filed Critical Nokia Networks Oy
Application granted granted Critical
Publication of ATE210348T1 publication Critical patent/ATE210348T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/01—Reducing phase shift
    • 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
    • H04L2027/0038—Correction of carrier offset using an equaliser
    • 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)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Noise Elimination (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
AT97902313T 1997-02-04 1997-02-04 Kompensation der dopplerverschiebung in einem mobilkommunikationssystem ATE210348T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP1997/000488 WO1998034357A1 (en) 1997-02-04 1997-02-04 Compensation of doppler shift in a mobile communication system

Publications (1)

Publication Number Publication Date
ATE210348T1 true ATE210348T1 (de) 2001-12-15

Family

ID=8166499

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97902313T ATE210348T1 (de) 1997-02-04 1997-02-04 Kompensation der dopplerverschiebung in einem mobilkommunikationssystem

Country Status (7)

Country Link
US (1) US6614860B1 (de)
EP (1) EP0958666B1 (de)
JP (1) JP2001509332A (de)
AT (1) ATE210348T1 (de)
AU (1) AU724387B2 (de)
DE (1) DE69708925T2 (de)
WO (1) WO1998034357A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7012973B1 (en) 1999-03-10 2006-03-14 Nokia Corporation Estimation of doppler shift compensation in a mobile communication system
DE10043743A1 (de) * 2000-09-05 2002-03-14 Infineon Technologies Ag Automatische Frequenzkorrektur für Mobilfunkempfänger
GB2379840A (en) 2001-09-13 2003-03-19 Ipwireless Inc Automatic frequency correction
US7164737B2 (en) * 2002-12-20 2007-01-16 Lg Electronics Inc. Method for estimating doppler frequency
US7702307B2 (en) * 2006-03-13 2010-04-20 Silicon Laboratories, Inc. Frequency modulation radio receiver including a noise estimation unit
KR101459014B1 (ko) * 2008-02-04 2014-11-07 삼성전자주식회사 이동통신 시스템의 주파수 제어 장치 및 방법
US9036750B2 (en) 2008-12-23 2015-05-19 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for receiver frequency error compensation
US9179328B2 (en) * 2011-12-06 2015-11-03 Telefonaktiebolaget L M Ericsson (Publ) Doppler shift compensation apparatus and method
WO2013169225A1 (en) 2012-05-07 2013-11-14 Andrew Wireless Systems Gmbh Doppler shift correction sub-system for communication device
WO2015101418A2 (en) * 2013-12-30 2015-07-09 Universität des Saarlandes Methods and devices for doppler shift compensation in a mobile communication system
US9414202B1 (en) * 2014-09-02 2016-08-09 Marvell International Ltd. System and method for providing short-range, low-energy location services
WO2020200396A1 (en) * 2019-03-29 2020-10-08 Nokia Technologies Oy Apparatus for doppler shift compensation, corresponding method and computer program

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4132200A1 (de) * 1991-09-27 1993-04-01 Aeg Mobile Communication Zeitmultiplex-verfahren zur bestimmung der mittleren phasenaenderung eines empfangssignals
DE4222236A1 (de) 1992-07-07 1994-01-13 Sel Alcatel Ag Verfahren und Schaltungsanordnung zur Kompensation einer Dopplerverschiebung
US5590158A (en) * 1993-01-28 1996-12-31 Advantest Corporation Method and apparatus for estimating PSK modulated signals
DE69429161T2 (de) * 1993-11-29 2002-06-20 Oki Electric Ind Co Ltd Gerät zur schätzung analog entschiedener werte und eines höchstwahrscheinlichkeitssystems
US5724390A (en) * 1994-03-02 1998-03-03 Lucent Technologies Inc. MLSE before derotation and after derotation
FI96257C (fi) * 1994-04-13 1996-05-27 Nokia Telecommunications Oy Menetelmä radiotaajuisen signaalin vaihevirheen määrittämiseksi, sekä vastaanotin
US5729558A (en) 1995-03-08 1998-03-17 Lucent Technologies Inc. Method of compensating for Doppler error in a wireless communications system, such as for GSM and IS54
FI105370B (fi) * 1995-06-16 2000-07-31 Nokia Networks Oy Menetelmä nopean matkaviestimen tunnistamiseksi sekä tukiasema
US6002054A (en) 1995-06-20 1999-12-14 Kao Corporation Method for producing alcohol
FI111582B (fi) * 1995-10-23 2003-08-15 Nokia Corp Menetelmä ja piirijärjestely matkaviestimen sisäisten ajatusvirheiden kompensoimiseksi
US5884178A (en) * 1996-11-27 1999-03-16 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for estimating speed of a mobile station in a cellular communications system
US6084929A (en) * 1996-12-12 2000-07-04 Ericsson Inc. Method and apparatus for channel tracking
US5946351A (en) * 1996-12-27 1999-08-31 At&T Corporation Tap selectable decision feedback equalizer
EP0894366B1 (de) * 1997-02-04 2004-04-14 Nokia Corporation Adaptive kompensation der dopplerverschiebung in einem mobilkommunikationssystem
CN1158786C (zh) * 1997-03-04 2004-07-21 三菱电机株式会社 带频率偏移校正功能的接收机
US6084862A (en) * 1997-09-26 2000-07-04 Telefonaktiebolaget Lm Ericsson Time dispersion measurement in radio communications systems

Also Published As

Publication number Publication date
AU1600097A (en) 1998-08-25
DE69708925T2 (de) 2002-06-20
JP2001509332A (ja) 2001-07-10
DE69708925D1 (de) 2002-01-17
EP0958666A1 (de) 1999-11-24
EP0958666B1 (de) 2001-12-05
US6614860B1 (en) 2003-09-02
AU724387B2 (en) 2000-09-21
WO1998034357A1 (en) 1998-08-06

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Legal Events

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