GB2373692B - OFDM frame synchronisation - Google Patents

OFDM frame synchronisation

Info

Publication number
GB2373692B
GB2373692B GB0208803A GB0208803A GB2373692B GB 2373692 B GB2373692 B GB 2373692B GB 0208803 A GB0208803 A GB 0208803A GB 0208803 A GB0208803 A GB 0208803A GB 2373692 B GB2373692 B GB 2373692B
Authority
GB
United Kingdom
Prior art keywords
ofdm frame
frame synchronisation
synchronisation
ofdm
frame
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
GB0208803A
Other versions
GB2373692C (en
GB0208803D0 (en
GB2373692A (en
Inventor
John Orriss
Stephen Kingsley Barton
Stephen Mark Brunt
Javier Echavarri Delmas
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 Information Technology Corp
Original Assignee
Mitsubishi Electric Information Technology 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 Information Technology Corp filed Critical Mitsubishi Electric Information Technology Corp
Priority to GB0208803A priority Critical patent/GB2373692C/en
Publication of GB0208803D0 publication Critical patent/GB0208803D0/en
Publication of GB2373692A publication Critical patent/GB2373692A/en
Publication of GB2373692B publication Critical patent/GB2373692B/en
Application granted granted Critical
Publication of GB2373692C publication Critical patent/GB2373692C/en
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
    • H04L27/2662—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
    • H04L27/2673—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
GB0208803A 1999-08-27 1999-08-27 Ofdm frame synchronisation Expired - Lifetime GB2373692C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0208803A GB2373692C (en) 1999-08-27 1999-08-27 Ofdm frame synchronisation

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9920447A GB2353681B (en) 1999-08-27 1999-08-27 OFDM frame synchronisation
GB0208803A GB2373692C (en) 1999-08-27 1999-08-27 Ofdm frame synchronisation
DE10063990A DE10063990B4 (en) 1999-08-27 2000-12-21 OFDM frame synchronization

Publications (4)

Publication Number Publication Date
GB0208803D0 GB0208803D0 (en) 2002-05-29
GB2373692A GB2373692A (en) 2002-09-25
GB2373692B true GB2373692B (en) 2003-01-15
GB2373692C GB2373692C (en) 2007-12-31

Family

ID=26008024

Family Applications (3)

Application Number Title Priority Date Filing Date
GB0208803A Expired - Lifetime GB2373692C (en) 1999-08-27 1999-08-27 Ofdm frame synchronisation
GB0208805A Expired - Lifetime GB2373693B (en) 1999-08-27 1999-08-27 OFDM frame synchronisation
GB9920447A Expired - Lifetime GB2353681B (en) 1999-08-27 1999-08-27 OFDM frame synchronisation

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB0208805A Expired - Lifetime GB2373693B (en) 1999-08-27 1999-08-27 OFDM frame synchronisation
GB9920447A Expired - Lifetime GB2353681B (en) 1999-08-27 1999-08-27 OFDM frame synchronisation

Country Status (4)

Country Link
CN (1) CN1214437C (en)
DE (1) DE10063990B4 (en)
GB (3) GB2373692C (en)
WO (1) WO2001017150A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3789275B2 (en) * 2000-02-28 2006-06-21 三菱電機株式会社 Subcarrier frequency signal demodulator
GB2364866B (en) * 2000-07-12 2004-05-19 Conexant Systems Inc Television receiver
AU2002240566A1 (en) 2001-03-09 2002-09-24 Flarion Technologies, Inc. Method of symbol timing synchronization in communication systems
US7206367B1 (en) * 2001-07-10 2007-04-17 Sigmatel, Inc. Apparatus and method to synchronize multimedia playback over a network using out-of-band signaling
GB2419263B (en) * 2002-07-05 2006-10-18 British Broadcasting Corp OFDM receivers
EP1469647B1 (en) 2003-04-17 2007-01-10 Mitsubishi Electric Information Technology Centre Europe B.V. OFDM symbol synchronisation
GB2417864A (en) 2004-09-01 2006-03-08 Univ Bristol Determining time of receipt of a signal on the basis of a falling edge of a derivative of a correlation function
US7425778B2 (en) 2005-04-14 2008-09-16 Schweitzer Engineering Laboratories, Inc. Apparatus and method for compensating secondary currents used in differential protection to correct for a phase shift introduced between high voltage and low voltage transformer windings
US7602852B2 (en) 2005-04-21 2009-10-13 Telefonaktiebolaget L M Ericsson (Publ) Initial parameter estimation in OFDM systems
CN101563900B (en) * 2006-10-16 2012-07-18 皇家飞利浦电子股份有限公司 Method for determining symbol synchronization information for OFDM signals and device thereof
CN103888154B (en) * 2014-03-31 2017-10-20 四川九洲空管科技有限责任公司 A kind of multichannel is anti-interference with anti-aliasing pulse train coding/decoding method
CN104361383A (en) * 2014-10-31 2015-02-18 上海复亚微电子有限公司 Decoding method for FM0 (bi-phase space coding) of ultrahigh-frequency RFID (radio frequency identification) reader and writer

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5889759A (en) * 1996-08-12 1999-03-30 Telecommunications Research Laboratories OFDM timing and frequency recovery system
GB2361157A (en) * 1997-05-02 2001-10-10 British Broadcasting Corp Improvements to OFDM symbol synchronization

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE514986C2 (en) * 1995-03-01 2001-05-28 Telia Ab Method and device for synchronization with OFDM systems
GB2306084B (en) * 1995-10-30 2000-02-16 British Broadcasting Corp Correlation of OFDM signals
EP0772332A3 (en) * 1995-11-02 2000-10-11 British Broadcasting Corporation Synchronisation of OFDM signals
GB2307155B (en) * 1995-11-02 1999-09-15 British Broadcasting Corp Synchronisation of OFDM signals
JPH10190610A (en) * 1996-12-24 1998-07-21 Fujitsu Ten Ltd Receiver of multicarrier system
JPH10209998A (en) * 1997-01-20 1998-08-07 Sony Corp Demodulation device
JP3726856B2 (en) * 1997-05-02 2005-12-14 ソニー株式会社 Receiving apparatus and receiving method
FR2764143A1 (en) * 1997-05-27 1998-12-04 Philips Electronics Nv METHOD FOR DETERMINING A SYMBOL TRANSMISSION FORMAT IN A TRANSMISSION SYSTEM AND SYSTEM
EP1720311B1 (en) * 1997-11-05 2011-06-01 Sony Deutschland Gmbh Synchronisation of digital communication systems
JP3981898B2 (en) * 1998-02-20 2007-09-26 ソニー株式会社 Signal receiving apparatus and method, and recording medium
FI106592B (en) * 1998-05-07 2001-02-28 Nokia Multimedia Network Termi Method and arrangement to achieve and maintain symbol synchronization especially in an OFDM system
DE60016074T2 (en) * 1999-03-30 2005-11-24 Nec Corp. OFDM demodulator
AU749134B2 (en) * 1999-04-22 2002-06-20 Nippon Telegraph & Telephone Corporation OFDM packet communication receiver
EP1063824B1 (en) * 1999-06-22 2006-08-02 Matsushita Electric Industrial Co., Ltd. Symbol synchronisation in multicarrier receivers

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5889759A (en) * 1996-08-12 1999-03-30 Telecommunications Research Laboratories OFDM timing and frequency recovery system
GB2361157A (en) * 1997-05-02 2001-10-10 British Broadcasting Corp Improvements to OFDM symbol synchronization

Also Published As

Publication number Publication date
CN1336001A (en) 2002-02-13
GB2353681A (en) 2001-02-28
GB0208805D0 (en) 2002-05-29
CN1214437C (en) 2005-08-10
DE10063990A1 (en) 2002-06-27
WO2001017150A1 (en) 2001-03-08
GB9920447D0 (en) 1999-11-03
GB2373692C (en) 2007-12-31
GB0208803D0 (en) 2002-05-29
GB2353681B (en) 2003-01-15
GB2373692A (en) 2002-09-25
GB2373693B (en) 2003-01-15
DE10063990B4 (en) 2011-08-11
GB2373693A (en) 2002-09-25

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Legal Events

Date Code Title Description
727 Application made for amendment of specification (sect. 27/1977)
727A Application for amendment of specification now open to opposition (sect. 27/1977)
727B Case decided by the comptroller ** specification amended (sect. 27/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20150625 AND 20150701

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20190711 AND 20190717

PE20 Patent expired after termination of 20 years

Expiry date: 20190826