DE60143934D1 - Ofdm nachrichtenübertragungsvorrichtung - Google Patents

Ofdm nachrichtenübertragungsvorrichtung

Info

Publication number
DE60143934D1
DE60143934D1 DE60143934T DE60143934T DE60143934D1 DE 60143934 D1 DE60143934 D1 DE 60143934D1 DE 60143934 T DE60143934 T DE 60143934T DE 60143934 T DE60143934 T DE 60143934T DE 60143934 D1 DE60143934 D1 DE 60143934D1
Authority
DE
Germany
Prior art keywords
transmission device
message transmission
ofdm message
ofdm
transmission
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
DE60143934T
Other languages
English (en)
Other versions
DE60143934C5 (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
Panasonic 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18824767&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60143934(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Panasonic Corp filed Critical Panasonic Corp
Publication of DE60143934D1 publication Critical patent/DE60143934D1/de
Anticipated expiration legal-status Critical
Application granted granted Critical
Publication of DE60143934C5 publication Critical patent/DE60143934C5/de
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
    • 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
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Mobile Radio Communication Systems (AREA)
DE60143934.1T 2000-11-17 2001-11-14 Ofdm nachrichtenübertragungsvorrichtung Expired - Lifetime DE60143934C5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000351766 2000-11-17
JP2000351766 2000-11-17
PCT/JP2001/009935 WO2002041548A1 (fr) 2000-11-17 2001-11-14 Dispositif de communication par multiplexage frequentiel optique (ofdm)

Publications (2)

Publication Number Publication Date
DE60143934D1 true DE60143934D1 (de) 2011-03-10
DE60143934C5 DE60143934C5 (de) 2021-12-02

Family

ID=18824767

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60143978T Expired - Lifetime DE60143978D1 (de) 2000-11-17 2001-11-14 OFDM-Kommunikationsvorrichtung
DE60143934.1T Expired - Lifetime DE60143934C5 (de) 2000-11-17 2001-11-14 Ofdm nachrichtenübertragungsvorrichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE60143978T Expired - Lifetime DE60143978D1 (de) 2000-11-17 2001-11-14 OFDM-Kommunikationsvorrichtung

Country Status (7)

Country Link
US (2) US7646702B2 (de)
EP (2) EP2161867B1 (de)
JP (1) JP4000057B2 (de)
CN (1) CN100440762C (de)
AU (1) AU2002214285A1 (de)
DE (2) DE60143978D1 (de)
WO (1) WO2002041548A1 (de)

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Also Published As

Publication number Publication date
EP1249955A1 (de) 2002-10-16
EP1249955A4 (de) 2009-08-26
JP4000057B2 (ja) 2007-10-31
EP1249955B1 (de) 2011-01-26
EP2161867A1 (de) 2010-03-10
CN100440762C (zh) 2008-12-03
CN1394404A (zh) 2003-01-29
US20090279627A1 (en) 2009-11-12
DE60143934C5 (de) 2021-12-02
WO2002041548A1 (fr) 2002-05-23
AU2002214285A1 (en) 2002-05-27
EP2161867B1 (de) 2011-01-26
US7646702B2 (en) 2010-01-12
JPWO2002041548A1 (ja) 2004-03-25
DE60143978D1 (de) 2011-03-10
US20030031121A1 (en) 2003-02-13
US8238226B2 (en) 2012-08-07

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