SE9703630L - Förbättringar av, eller med avseende på, synkronisering - Google Patents

Förbättringar av, eller med avseende på, synkronisering

Info

Publication number
SE9703630L
SE9703630L SE9703630A SE9703630A SE9703630L SE 9703630 L SE9703630 L SE 9703630L SE 9703630 A SE9703630 A SE 9703630A SE 9703630 A SE9703630 A SE 9703630A SE 9703630 L SE9703630 L SE 9703630L
Authority
SE
Sweden
Prior art keywords
synchronization
broad band
mobile
argument function
transmission
Prior art date
Application number
SE9703630A
Other languages
English (en)
Other versions
SE9703630D0 (sv
Inventor
Lennart Olsson
Daniel Bengtsson
Siwert Haakansson
Anders Isaksson
Lars-Aake Isaksson
Mikael Isaksson
Magnus Johansson
Mauritz Lathi
Karin Lis-Marie Ljungren
Hans Lundberg
Tomas Nordstroem
Sven-Rune Olofsson
Tomas Stefansson
Hans Oehman
Sven Goeran Oekvist
Kjell-Gunnar Bahlenberg
Original Assignee
Telia Ab
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
Priority claimed from SE9700785A external-priority patent/SE9700785D0/sv
Application filed by Telia Ab filed Critical Telia Ab
Priority to SE9703630A priority Critical patent/SE9703630L/sv
Publication of SE9703630D0 publication Critical patent/SE9703630D0/sv
Priority to EP98908383A priority patent/EP0920765B1/en
Priority to EE9800375A priority patent/EE9800375A/xx
Priority to DE69812850T priority patent/DE69812850T2/de
Priority to PCT/SE1998/000354 priority patent/WO1998039886A2/en
Priority to US09/147,229 priority patent/US6625112B1/en
Publication of SE9703630L publication Critical patent/SE9703630L/sv
Priority to NO985030A priority patent/NO985030L/no

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
    • H04L27/2662—Symbol 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
    • H04L27/2669—Details of algorithms characterised by the domain of operation
    • H04L27/2672—Frequency domain
    • 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
    • H04L27/2678—Blind, i.e. without using known symbols using cyclostationarities, e.g. cyclic prefix or postfix
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
SE9703630A 1997-03-03 1997-10-06 Förbättringar av, eller med avseende på, synkronisering SE9703630L (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE9703630A SE9703630L (sv) 1997-03-03 1997-10-06 Förbättringar av, eller med avseende på, synkronisering
EP98908383A EP0920765B1 (en) 1997-03-03 1998-02-27 Improvements in, or relating to synchronisation
EE9800375A EE9800375A (et) 1997-03-03 1998-02-27 Sisemised või sünkroniseerimisega seotud täiustused
DE69812850T DE69812850T2 (de) 1997-03-03 1998-02-27 Verbesserungen bei oder in bezug auf synchronisierung
PCT/SE1998/000354 WO1998039886A2 (en) 1997-03-03 1998-02-27 Improvements in, or relating to synchronisation
US09/147,229 US6625112B1 (en) 1997-03-03 1998-02-27 Synchronization
NO985030A NO985030L (no) 1997-03-03 1998-10-29 Forbedring av, eller med hensyn til, synkronisering

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9700785A SE9700785D0 (sv) 1997-03-03 1997-03-03 Frame synchronization for an OFDM system using frequency-domain data
SE9703630A SE9703630L (sv) 1997-03-03 1997-10-06 Förbättringar av, eller med avseende på, synkronisering

Publications (2)

Publication Number Publication Date
SE9703630D0 SE9703630D0 (sv) 1997-10-06
SE9703630L true SE9703630L (sv) 1998-09-04

Family

ID=26662922

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9703630A SE9703630L (sv) 1997-03-03 1997-10-06 Förbättringar av, eller med avseende på, synkronisering

Country Status (7)

Country Link
US (1) US6625112B1 (sv)
EP (1) EP0920765B1 (sv)
DE (1) DE69812850T2 (sv)
EE (1) EE9800375A (sv)
NO (1) NO985030L (sv)
SE (1) SE9703630L (sv)
WO (1) WO1998039886A2 (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2361157B (en) * 1997-05-02 2001-12-05 British Broadcasting Corp Improvements to OFDM symbol synchronization
GB9709063D0 (en) * 1997-05-02 1997-06-25 British Broadcasting Corp Improvements to OFDM symbol synchronization
SE9801748L (sv) * 1998-05-18 1999-11-19 Telia Ab Förbättringar i eller som hänför sig till telekommunikationsöverföringssystem
US6650617B1 (en) 2000-02-22 2003-11-18 Thomson Licensing S.A. Reduced complexity FFT window synchronization for an orthogonal frequency division multiplexing system
JP2001308820A (ja) * 2000-04-25 2001-11-02 Mitsubishi Electric Corp 直交周波数分割多重信号受信装置
US6771591B1 (en) 2000-07-31 2004-08-03 Thomson Licensing S.A. Method and system for processing orthogonal frequency division multiplexed signals
US7106709B2 (en) * 2000-11-29 2006-09-12 Telefonaktiebologet Lm Ericsson (Publ) Timing drift compensation in wireless packet-based systems
US20040120482A1 (en) * 2002-12-20 2004-06-24 Bentley Ronald Locker System and method for reducing disruption in a DSL environment caused by a pots transient event
US20060187872A1 (en) * 2005-02-21 2006-08-24 Rich Mark J Multiaccess techniques for mobile and stationary cellular communications

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5371548A (en) * 1993-07-09 1994-12-06 Cable Television Laboratories, Inc. System for transmission of digital data using orthogonal frequency division multiplexing
SE9302453L (sv) * 1993-07-20 1994-10-17 Telia Ab Förfarande och anordning för synkronisering i digitalt transmissionssystem av typen OFDM
US5444697A (en) * 1993-08-11 1995-08-22 The University Of British Columbia Method and apparatus for frame synchronization in mobile OFDM data communication
SE514986C2 (sv) * 1995-03-01 2001-05-28 Telia Ab Metod och anordning för synkronisering vid OFDM-system
US5537398A (en) * 1995-05-12 1996-07-16 Motorola, Inc. Apparatus for multi-rate simulcast communications
DE69632812T2 (de) * 1995-08-16 2005-06-30 Koninklijke Philips Electronics N.V. Uebertragungssystem mit verbesserter symbolverarbeitung
US5815488A (en) * 1995-09-28 1998-09-29 Cable Television Laboratories, Inc. Multiple user access method using OFDM
EP0843920B1 (en) * 1995-10-04 2013-12-11 Koninklijke Philips N.V. Receiver and method for providing data in an improved format
ES2242197T3 (es) * 1995-10-04 2005-11-01 Koninklijke Philips Electronics N.V. Receptor dab, aparato y metodo para un formato de conversion de una secuencia de datos dab.
US5802117A (en) * 1996-02-08 1998-09-01 Philips Electronics North America Corporation Method and apparatus for joint frequency offset and timing estimation of a multicarrier modulation system
US5914933A (en) * 1996-03-08 1999-06-22 Lucent Technologies Inc. Clustered OFDM communication system
KR100186930B1 (ko) * 1996-03-13 1999-05-15 (소장)배문한 직교성 주파수 분할 다중화 방식 신호를 이용한초기프레임동기화방법
US6035000A (en) * 1996-04-19 2000-03-07 Amati Communications Corporation Mitigating radio frequency interference in multi-carrier transmission systems
US5732113A (en) * 1996-06-20 1998-03-24 Stanford University Timing and frequency synchronization of OFDM signals
US5790514A (en) * 1996-08-22 1998-08-04 Tellabs Operations, Inc. Multi-point OFDM/DMT digital communications system including remote service unit with improved receiver architecture
FR2756687B1 (fr) * 1996-11-29 2001-10-05 Daewoo Electronics Co Ltd Dispositif pour corriger un decalage de frequence dans un systeme de reception ofdm

Also Published As

Publication number Publication date
EP0920765B1 (en) 2003-04-02
WO1998039886A2 (en) 1998-09-11
EE9800375A (et) 1999-04-15
NO985030D0 (no) 1998-10-29
NO985030L (no) 1999-01-04
DE69812850T2 (de) 2004-01-22
DE69812850D1 (de) 2003-05-08
WO1998039886A3 (en) 1998-12-10
US6625112B1 (en) 2003-09-23
EP0920765A2 (en) 1999-06-09
SE9703630D0 (sv) 1997-10-06

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