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DE69324286D1 - Verfahren und Einrichtung zur Übertragung von digitalen Signalen mittels orthogonaler Frequenzmultiplexierung - Google Patents

Verfahren und Einrichtung zur Übertragung von digitalen Signalen mittels orthogonaler Frequenzmultiplexierung

Info

Publication number
DE69324286D1
DE69324286D1 DE69324286T DE69324286T DE69324286D1 DE 69324286 D1 DE69324286 D1 DE 69324286D1 DE 69324286 T DE69324286 T DE 69324286T DE 69324286 T DE69324286 T DE 69324286T DE 69324286 D1 DE69324286 D1 DE 69324286D1
Authority
DE
Germany
Prior art keywords
transmission
frequency division
division multiplexing
digital signals
orthogonal frequency
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
DE69324286T
Other languages
English (en)
Other versions
DE69324286T2 (de
Inventor
Masafumi Saito
Toru Kuroda
Shigeki Moriyama
Tomohiro Saito
Masayuki Takada
Osamu Yamada
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.)
Japan Broadcasting Corp
Original Assignee
Nippon Hoso Kyokai NHK
Japan Broadcasting 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 Nippon Hoso Kyokai NHK, Japan Broadcasting Corp filed Critical Nippon Hoso Kyokai NHK
Application granted granted Critical
Publication of DE69324286D1 publication Critical patent/DE69324286D1/de
Publication of DE69324286T2 publication Critical patent/DE69324286T2/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
    • H04L27/2657—Carrier synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • 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
    • H04L27/2675—Pilot or known symbols
    • 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) or 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69324286T 1992-01-31 1993-01-29 Verfahren und Einrichtung zur Übertragung von digitalen Signalen mittels orthogonaler Frequenzmultiplexierung Expired - Lifetime DE69324286T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4017067A JP2904986B2 (ja) 1992-01-31 1992-01-31 直交周波数分割多重ディジタル信号送信装置および受信装置

Publications (2)

Publication Number Publication Date
DE69324286D1 true DE69324286D1 (de) 1999-05-12
DE69324286T2 DE69324286T2 (de) 1999-08-19

Family

ID=11933645

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69324286T Expired - Lifetime DE69324286T2 (de) 1992-01-31 1993-01-29 Verfahren und Einrichtung zur Übertragung von digitalen Signalen mittels orthogonaler Frequenzmultiplexierung

Country Status (4)

Country Link
US (1) US5406551A (de)
EP (1) EP0553841B1 (de)
JP (1) JP2904986B2 (de)
DE (1) DE69324286T2 (de)

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FR2658017B1 (fr) * 1990-02-06 1992-06-05 France Etat Procede de diffusion de donnees numeriques, notamment pour la radiodiffusion a haut debit vers des mobiles, a entrelacement temps-frequence et aide a l'acquisition de la commande automatique de frequence, et recepteur correspondant.
AU7951491A (en) * 1990-06-12 1992-01-07 Motorola, Inc. Communication signal having a time domain pilot component
DE4102151A1 (de) * 1991-01-25 1992-07-30 Philips Patentverwaltung Empfaenger fuer ein digitales uebertragungssystem
US5243627A (en) * 1991-08-22 1993-09-07 At&T Bell Laboratories Signal point interleaving technique

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JPH05219021A (ja) 1993-08-27
EP0553841A3 (de) 1994-01-12
DE69324286T2 (de) 1999-08-19
US5406551A (en) 1995-04-11
EP0553841B1 (de) 1999-04-07
JP2904986B2 (ja) 1999-06-14

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