DE69430374D1 - Verfahren und einrichtung zur synchronisierung in digitalen ofdm-übertragungssystemen - Google Patents

Verfahren und einrichtung zur synchronisierung in digitalen ofdm-übertragungssystemen

Info

Publication number
DE69430374D1
DE69430374D1 DE69430374T DE69430374T DE69430374D1 DE 69430374 D1 DE69430374 D1 DE 69430374D1 DE 69430374 T DE69430374 T DE 69430374T DE 69430374 T DE69430374 T DE 69430374T DE 69430374 D1 DE69430374 D1 DE 69430374D1
Authority
DE
Germany
Prior art keywords
synchronizing
transmission systems
ofdm transmission
digital ofdm
digital
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
DE69430374T
Other languages
English (en)
Other versions
DE69430374T2 (de
Inventor
Mikael Isaksson
Bo Engstroem
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.)
Telia AB
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
Application filed by Telia AB filed Critical Telia AB
Application granted granted Critical
Publication of DE69430374D1 publication Critical patent/DE69430374D1/de
Publication of DE69430374T2 publication Critical patent/DE69430374T2/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
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • 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
    • H04L27/2662—Symbol synchronisation
    • H04L27/2665—Fine synchronisation, e.g. by positioning the FFT window
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
DE69430374T 1993-07-20 1994-06-09 Verfahren und einrichtung zur synchronisierung in digitalen ofdm-übertragungssystemen Expired - Lifetime DE69430374T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9302453A SE9302453L (sv) 1993-07-20 1993-07-20 Förfarande och anordning för synkronisering i digitalt transmissionssystem av typen OFDM
PCT/SE1994/000560 WO1995003656A1 (en) 1993-07-20 1994-06-09 Method and apparatus for synchronization in digital transmission systems of the ofdm type

Publications (2)

Publication Number Publication Date
DE69430374D1 true DE69430374D1 (de) 2002-05-16
DE69430374T2 DE69430374T2 (de) 2002-11-28

Family

ID=20390641

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69430374T Expired - Lifetime DE69430374T2 (de) 1993-07-20 1994-06-09 Verfahren und einrichtung zur synchronisierung in digitalen ofdm-übertragungssystemen

Country Status (5)

Country Link
US (1) US5652772A (de)
EP (1) EP0712555B1 (de)
DE (1) DE69430374T2 (de)
SE (1) SE9302453L (de)
WO (1) WO1995003656A1 (de)

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FR3102620B1 (fr) 2019-10-24 2022-12-23 St Microelectronics Grenoble 2 Convertisseur de tension
CN113271120B (zh) * 2020-02-17 2022-09-13 广州海格通信集团股份有限公司 跳频同步系统、方法、装置、计算机设备和存储介质
FR3113142B1 (fr) 2020-07-30 2022-12-23 St Microelectronics Grenoble 2 Convertisseur de tension
FR3113140B1 (fr) 2020-07-30 2022-12-23 St Microelectronics Grenoble 2 Convertisseur de tension
CN113452643B (zh) * 2021-08-30 2021-11-26 北京理工大学 频域帧同步的方法、装置、电子设备及存储介质

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Also Published As

Publication number Publication date
DE69430374T2 (de) 2002-11-28
SE9302453D0 (sv) 1993-07-20
US5652772A (en) 1997-07-29
EP0712555A1 (de) 1996-05-22
SE500986C2 (sv) 1994-10-17
EP0712555B1 (de) 2002-04-10
SE9302453L (sv) 1994-10-17
WO1995003656A1 (en) 1995-02-02

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