DE60026094D1 - Spreizspektrum-Mehrträgerübertragung - Google Patents

Spreizspektrum-Mehrträgerübertragung

Info

Publication number
DE60026094D1
DE60026094D1 DE60026094T DE60026094T DE60026094D1 DE 60026094 D1 DE60026094 D1 DE 60026094D1 DE 60026094 T DE60026094 T DE 60026094T DE 60026094 T DE60026094 T DE 60026094T DE 60026094 D1 DE60026094 D1 DE 60026094D1
Authority
DE
Germany
Prior art keywords
spread spectrum
multicarrier transmission
spectrum multicarrier
transmission
spread
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
DE60026094T
Other languages
English (en)
Other versions
DE60026094T2 (de
Inventor
Hiroaki Sudo
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE60026094D1 publication Critical patent/DE60026094D1/de
Publication of DE60026094T2 publication Critical patent/DE60026094T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH 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
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • 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
    • 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
    • H04L27/266—Fine or fractional frequency offset determination and 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • 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
    • 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
    • H04L5/0014—Three-dimensional division
    • H04L5/0016—Time-frequency-code
    • H04L5/0017—Time-frequency-code in which a distinct code is applied, as a temporal sequence, to each frequency
DE2000626094 1999-07-13 2000-07-11 Spreizspektrum-Mehrträgerübertragung Expired - Lifetime DE60026094T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP19894399 1999-07-13
JP19894399A JP3715141B2 (ja) 1999-07-13 1999-07-13 通信端末装置

Publications (2)

Publication Number Publication Date
DE60026094D1 true DE60026094D1 (de) 2006-04-27
DE60026094T2 DE60026094T2 (de) 2006-08-10

Family

ID=16399553

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2000626094 Expired - Lifetime DE60026094T2 (de) 1999-07-13 2000-07-11 Spreizspektrum-Mehrträgerübertragung

Country Status (6)

Country Link
US (1) US7161895B1 (de)
EP (2) EP1069725B1 (de)
JP (1) JP3715141B2 (de)
KR (1) KR100381514B1 (de)
CN (1) CN1159872C (de)
DE (1) DE60026094T2 (de)

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Also Published As

Publication number Publication date
KR20010015294A (ko) 2001-02-26
CN1159872C (zh) 2004-07-28
DE60026094T2 (de) 2006-08-10
EP1069725A2 (de) 2001-01-17
CN1280427A (zh) 2001-01-17
EP1638242A2 (de) 2006-03-22
US7161895B1 (en) 2007-01-09
JP2001028557A (ja) 2001-01-30
EP1069725A3 (de) 2004-01-07
EP1069725B1 (de) 2006-02-22
JP3715141B2 (ja) 2005-11-09
EP1638242A3 (de) 2006-03-29
KR100381514B1 (ko) 2003-04-23

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Owner name: PANASONIC CORP., KADOMA, OSAKA, JP