TW200514383A - Communication network system, and transmission/reception apparatus, method and integrated circuit for use therein - Google Patents

Communication network system, and transmission/reception apparatus, method and integrated circuit for use therein

Info

Publication number
TW200514383A
TW200514383A TW093121569A TW93121569A TW200514383A TW 200514383 A TW200514383 A TW 200514383A TW 093121569 A TW093121569 A TW 093121569A TW 93121569 A TW93121569 A TW 93121569A TW 200514383 A TW200514383 A TW 200514383A
Authority
TW
Taiwan
Prior art keywords
transmission
reception apparatus
snr
network system
communication network
Prior art date
Application number
TW093121569A
Other languages
English (en)
Other versions
TWI330021B (en
Inventor
Akio Kurobe
Shigeo Yoshida
Tomohiro Kimura
Yuji Igata
Masahiro Maki
Toshiyuki Wakisaka
Hisao Koga
Mutsuhiko Oishi
Original Assignee
Matsushita Electric Ind 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 Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of TW200514383A publication Critical patent/TW200514383A/zh
Application granted granted Critical
Publication of TWI330021B publication Critical patent/TWI330021B/zh

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
    • 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
    • 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
    • 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
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • 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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1848—Time-out mechanisms
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/188—Time-out mechanisms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0004—Modulated-carrier systems using wavelets
    • 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
    • H04L5/0046—Determination of how many bits are transmitted on different sub-channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Communication Control (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
TW093121569A 2003-07-25 2004-07-20 Communication network system, and transmission/reception apparatus, method and integrated circuit for use therein TWI330021B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003280164 2003-07-25
JP2004152263 2004-05-21

Publications (2)

Publication Number Publication Date
TW200514383A true TW200514383A (en) 2005-04-16
TWI330021B TWI330021B (en) 2010-09-01

Family

ID=34082397

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093121569A TWI330021B (en) 2003-07-25 2004-07-20 Communication network system, and transmission/reception apparatus, method and integrated circuit for use therein

Country Status (8)

Country Link
US (2) US7684502B2 (zh)
EP (2) EP1649654B1 (zh)
JP (1) JP4463813B2 (zh)
KR (1) KR101019763B1 (zh)
CN (1) CN1830189B (zh)
ES (2) ES2418356T3 (zh)
TW (1) TWI330021B (zh)
WO (1) WO2005011226A1 (zh)

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Also Published As

Publication number Publication date
CN1830189B (zh) 2011-09-07
KR101019763B1 (ko) 2011-03-04
TWI330021B (en) 2010-09-01
EP2387196A2 (en) 2011-11-16
EP1649654B1 (en) 2012-12-05
KR20060065649A (ko) 2006-06-14
US20090279638A1 (en) 2009-11-12
CN1830189A (zh) 2006-09-06
US7924940B2 (en) 2011-04-12
WO2005011226A1 (en) 2005-02-03
ES2418356T3 (es) 2013-08-13
JP4463813B2 (ja) 2010-05-19
ES2398748T3 (es) 2013-03-21
JP2007529156A (ja) 2007-10-18
EP2387196A3 (en) 2012-07-25
US20050018784A1 (en) 2005-01-27
EP2387196B1 (en) 2013-04-03
EP1649654A1 (en) 2006-04-26
US7684502B2 (en) 2010-03-23

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