DE60201160T2 - Rückmeldung mit variabler Geschwindigkeit über die Kanalqualität in einem drahtlosen Kommunikationssystem - Google Patents

Rückmeldung mit variabler Geschwindigkeit über die Kanalqualität in einem drahtlosen Kommunikationssystem Download PDF

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Publication number
DE60201160T2
DE60201160T2 DE60201160T DE60201160T DE60201160T2 DE 60201160 T2 DE60201160 T2 DE 60201160T2 DE 60201160 T DE60201160 T DE 60201160T DE 60201160 T DE60201160 T DE 60201160T DE 60201160 T2 DE60201160 T2 DE 60201160T2
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DE
Germany
Prior art keywords
rate
transmission
base station
mobile station
channel quality
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
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DE60201160T
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German (de)
English (en)
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DE60201160D1 (de
Inventor
Amab Old Bridge Das
Farooq U. Manalapan Khan
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Nokia of America Corp
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Lucent Technologies Inc
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Application filed by Lucent Technologies Inc filed Critical Lucent Technologies Inc
Application granted granted Critical
Publication of DE60201160D1 publication Critical patent/DE60201160D1/de
Publication of DE60201160T2 publication Critical patent/DE60201160T2/de
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Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • 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
    • 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
    • H04L1/0001—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
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • 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
    • 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
    • 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
    • H04L2001/0092—Error control systems characterised by the topology of the transmission link
    • H04L2001/0093—Point-to-multipoint

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)
DE60201160T 2001-11-02 2002-05-22 Rückmeldung mit variabler Geschwindigkeit über die Kanalqualität in einem drahtlosen Kommunikationssystem Expired - Lifetime DE60201160T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/002,746 US7477876B2 (en) 2001-11-02 2001-11-02 Variable rate channel quality feedback in a wireless communication system
US2746 2001-11-02

Publications (2)

Publication Number Publication Date
DE60201160D1 DE60201160D1 (de) 2004-10-14
DE60201160T2 true DE60201160T2 (de) 2005-11-03

Family

ID=21702289

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60201160T Expired - Lifetime DE60201160T2 (de) 2001-11-02 2002-05-22 Rückmeldung mit variabler Geschwindigkeit über die Kanalqualität in einem drahtlosen Kommunikationssystem
DE60206644T Expired - Lifetime DE60206644T2 (de) 2001-11-02 2002-05-22 Rückmeldung mit variabler Geschwindigkeit über die Kanalqualität in einem drahtlosen Kommunikationssystem

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60206644T Expired - Lifetime DE60206644T2 (de) 2001-11-02 2002-05-22 Rückmeldung mit variabler Geschwindigkeit über die Kanalqualität in einem drahtlosen Kommunikationssystem

Country Status (5)

Country Link
US (1) US7477876B2 (enExample)
EP (2) EP1309121B1 (enExample)
JP (1) JP2003204298A (enExample)
KR (1) KR20030038378A (enExample)
DE (2) DE60201160T2 (enExample)

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Also Published As

Publication number Publication date
US7477876B2 (en) 2009-01-13
EP1309121B1 (en) 2004-09-08
DE60206644D1 (de) 2006-02-23
KR20030038378A (ko) 2003-05-16
EP1437854A2 (en) 2004-07-14
JP2003204298A (ja) 2003-07-18
DE60206644T2 (de) 2006-06-22
US20030087605A1 (en) 2003-05-08
EP1309121A1 (en) 2003-05-07
EP1437854B1 (en) 2005-10-12
DE60201160D1 (de) 2004-10-14
EP1437854A3 (en) 2004-09-08

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