HUP0002279A2 - Eljárás és szinkronblokkstruktúra OFDM-vevőkör, valamint OFDM-átjátszó - Google Patents

Eljárás és szinkronblokkstruktúra OFDM-vevőkör, valamint OFDM-átjátszó

Info

Publication number
HUP0002279A2
HUP0002279A2 HU0002279A HUP0002279A HUP0002279A2 HU P0002279 A2 HUP0002279 A2 HU P0002279A2 HU 0002279 A HU0002279 A HU 0002279A HU P0002279 A HUP0002279 A HU P0002279A HU P0002279 A2 HUP0002279 A2 HU P0002279A2
Authority
HU
Hungary
Prior art keywords
ofdm
receiver
synchronization
section
relates
Prior art date
Application number
HU0002279A
Other languages
English (en)
Inventor
Ralf Böhnke
Thomas Dölle
Tino Konschak
Original Assignee
Sony International (Europe) Gmbh
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 Sony International (Europe) Gmbh filed Critical Sony International (Europe) Gmbh
Publication of HU0002279D0 publication Critical patent/HU0002279D0/hu
Publication of HUP0002279A2 publication Critical patent/HUP0002279A2/hu
Publication of HUP0002279A3 publication Critical patent/HUP0002279A3/hu
Publication of HU224297B1 publication Critical patent/HU224297B1/hu

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
    • 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
    • H04L27/2614—Peak power aspects
    • H04L27/262—Reduction thereof by selection of pilot symbols
    • 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
    • H04L27/26—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Editing Of Facsimile Originals (AREA)

Abstract

A jelen találmány OFDM átviteli rendszerek vevőjének szinkronizálásáravaló olyan szinkronblokkstruktúrára vonatkozik, amely struktúratartalmaz legalább egy első részt (A szakasz), amelynekidőtartománybeli jele, amelyet IFFT transzformációval generálnakfrekvenciatartománybeli szekvenciákból, amelyek 12komplex kódjelbőlállnak, és amelyek egy 64pontos IFFT-re vannak leképezve az alábbiséma szerint: S-26,26=sqrt (2)*{0, 0, 0, 0, S1, 0, 0, 0, S2, 0, 0, 0,S3, 0, 0, 0, S4, 0, 0, 0, S5, 0, 0, 0, S6, 0, 0, 0, S7, 0, 0, 0, S8,0, 0, 0, S9, 0, 0, 0, S10, 0, 0, 0, S11, 0, 0, 0, S12, 0, 0, 0, 0},ahol a fennmaradó értékek nullára vannak állítva, és a legalább egyelső rész (A szakasz) frekvenciatartománybeli SA sorozata a következőkközül az egyik: S1S12=+A, +A, +A, +A, +A, -A, -A, +A, +A, -A, +A, -AS1S12=+A, +A, +A, +A, -A, -A, +A, +A, -A, +A, -A, +A S1S12=+A, +B, -A,-B, -A, -B, -A, -B, -A, +B, +A, -B S1S12=+A, +B, -A, -B, +A, -B, +A, -B, +A, -B, -A, +B S1S12=+A, -B, -A, +B, -A, +B, -A, +B, -A, -B, +A, +BS1S12=+A, -B, -A, +B, +A, +B, +A, +B, +A, +B, -A, -B vagy ezekfordított sorrendű változata. Atalálmány továbbá OMFD átjátszóra isvonatkozik, amelyet egy OFDM rendszer BCCH csatornáin a találmányszerinti szinkronblokk átvitelére terveztek. Atalálmány továbbáeljárásra is vonatkozik OFDM átviteli rendszer egy vevőjénekszinkronizálására. Ó
HU0002279A 1999-06-16 2000-06-15 Eljárás és berendezés szinkronblokkjel előállítására OFDM átviteli rendszerhez, szinkronblokkjel, OFDM-vevő, eljárás adatok átvitelére OFDM rendszerben, valamint OFDM-vevő szinkronizálására HU224297B1 (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99111684A EP1061705B1 (en) 1999-06-16 1999-06-16 Optimized synchronization preamble structure for OFDM system

Publications (4)

Publication Number Publication Date
HU0002279D0 HU0002279D0 (en) 2000-08-28
HUP0002279A2 true HUP0002279A2 (hu) 2001-01-29
HUP0002279A3 HUP0002279A3 (en) 2001-12-28
HU224297B1 HU224297B1 (hu) 2005-07-28

Family

ID=8238373

Family Applications (1)

Application Number Title Priority Date Filing Date
HU0002279A HU224297B1 (hu) 1999-06-16 2000-06-15 Eljárás és berendezés szinkronblokkjel előállítására OFDM átviteli rendszerhez, szinkronblokkjel, OFDM-vevő, eljárás adatok átvitelére OFDM rendszerben, valamint OFDM-vevő szinkronizálására

Country Status (11)

Country Link
US (2) US6738443B1 (hu)
EP (2) EP1416694B1 (hu)
JP (1) JP4493165B2 (hu)
KR (1) KR100748006B1 (hu)
CN (2) CN1282318C (hu)
AT (2) ATE285650T1 (hu)
AU (1) AU763851B2 (hu)
CA (1) CA2310393A1 (hu)
DE (1) DE69922794T2 (hu)
HU (1) HU224297B1 (hu)
TW (1) TW560148B (hu)

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Also Published As

Publication number Publication date
AU763851B2 (en) 2003-07-31
CN1278680A (zh) 2001-01-03
JP2001044966A (ja) 2001-02-16
CA2310393A1 (en) 2000-12-16
HU0002279D0 (en) 2000-08-28
US6738443B1 (en) 2004-05-18
EP1061705B1 (en) 2004-12-22
KR100748006B1 (ko) 2007-08-09
EP1061705A1 (en) 2000-12-20
DE69922794T2 (de) 2005-05-19
EP1416694A1 (en) 2004-05-06
EP1416694B1 (en) 2006-09-20
AU3934700A (en) 2000-12-21
ATE340465T1 (de) 2006-10-15
JP4493165B2 (ja) 2010-06-30
CN1282318C (zh) 2006-10-25
HUP0002279A3 (en) 2001-12-28
HU224297B1 (hu) 2005-07-28
CN1642158A (zh) 2005-07-20
CN1642158B (zh) 2010-04-07
ATE285650T1 (de) 2005-01-15
KR20010007391A (ko) 2001-01-26
TW560148B (en) 2003-11-01
DE69922794D1 (de) 2005-01-27
US20040196916A1 (en) 2004-10-07

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