CN100405757C - 多路载波通讯系统的发送技术和方法及接收技术和方法 - Google Patents

多路载波通讯系统的发送技术和方法及接收技术和方法 Download PDF

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Publication number
CN100405757C
CN100405757C CNB011378484A CN01137848A CN100405757C CN 100405757 C CN100405757 C CN 100405757C CN B011378484 A CNB011378484 A CN B011378484A CN 01137848 A CN01137848 A CN 01137848A CN 100405757 C CN100405757 C CN 100405757C
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mentioned
code
timing
long code
subcarrier
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Chinese (zh)
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CN1353517A (zh
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花田由纪子
樋口健一
佐和桥卫
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NTT Docomo Inc
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NTT Docomo Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
    • 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
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]
    • H04L5/026—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA] using code division

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
CNB011378484A 2000-11-06 2001-11-06 多路载波通讯系统的发送技术和方法及接收技术和方法 Expired - Fee Related CN100405757C (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000337992 2000-11-06
JP2000337992 2000-11-06
JP2001258451 2001-08-28
JP2001258451 2001-08-28

Publications (2)

Publication Number Publication Date
CN1353517A CN1353517A (zh) 2002-06-12
CN100405757C true CN100405757C (zh) 2008-07-23

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CNB011378484A Expired - Fee Related CN100405757C (zh) 2000-11-06 2001-11-06 多路载波通讯系统的发送技术和方法及接收技术和方法

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US (2) US7130293B2 (enExample)
EP (3) EP1204234B1 (enExample)
KR (1) KR100413781B1 (enExample)
CN (1) CN100405757C (enExample)
AU (1) AU767901B2 (enExample)
CA (1) CA2361247C (enExample)
DE (1) DE60137012D1 (enExample)
SG (1) SG104280A1 (enExample)

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Publication number Publication date
EP1204234A2 (en) 2002-05-08
CA2361247C (en) 2008-10-07
DE60137012D1 (enExample) 2009-01-29
EP1204234B1 (en) 2008-12-17
CA2361247A1 (en) 2002-05-06
EP1956745A1 (en) 2008-08-13
US20020054585A1 (en) 2002-05-09
CN1353517A (zh) 2002-06-12
AU767901B2 (en) 2003-11-27
SG104280A1 (en) 2004-06-21
US20060239233A1 (en) 2006-10-26
AU8923801A (en) 2002-05-09
KR20020035469A (ko) 2002-05-11
EP1204234A3 (en) 2006-02-08
KR100413781B1 (ko) 2004-01-03
US7130293B2 (en) 2006-10-31
US7957361B2 (en) 2011-06-07
EP1956746A1 (en) 2008-08-13

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