DE60206644T2 - 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
DE60206644T2
DE60206644T2 DE60206644T DE60206644T DE60206644T2 DE 60206644 T2 DE60206644 T2 DE 60206644T2 DE 60206644 T DE60206644 T DE 60206644T DE 60206644 T DE60206644 T DE 60206644T DE 60206644 T2 DE60206644 T2 DE 60206644T2
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Prior art keywords
speed
base station
mobile station
transmission
channel quality
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Expired - Lifetime
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DE60206644T
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German (de)
English (en)
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DE60206644D1 (de
Inventor
Amab Old Bridge Das
U. Farooq Manalapan Khan
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Nokia of America Corp
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Lucent Technologies Inc
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Publication of DE60206644D1 publication Critical patent/DE60206644D1/de
Publication of DE60206644T2 publication Critical patent/DE60206644T2/de
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    • 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)
DE60206644T 2001-11-02 2002-05-22 Rückmeldung mit variabler Geschwindigkeit über die Kanalqualität in einem drahtlosen Kommunikationssystem Expired - Lifetime DE60206644T2 (de)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
DE60206644D1 DE60206644D1 (de) 2006-02-23
DE60206644T2 true DE60206644T2 (de) 2006-06-22

Family

ID=21702289

Family Applications (2)

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
DE60201160T Expired - Lifetime DE60201160T2 (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
DE60201160T Expired - Lifetime DE60201160T2 (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 (OSRAM)
EP (2) EP1309121B1 (OSRAM)
JP (1) JP2003204298A (OSRAM)
KR (1) KR20030038378A (OSRAM)
DE (2) DE60206644T2 (OSRAM)

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Also Published As

Publication number Publication date
EP1437854A2 (en) 2004-07-14
EP1309121A1 (en) 2003-05-07
EP1309121B1 (en) 2004-09-08
EP1437854B1 (en) 2005-10-12
US7477876B2 (en) 2009-01-13
US20030087605A1 (en) 2003-05-08
EP1437854A3 (en) 2004-09-08
DE60201160D1 (de) 2004-10-14
JP2003204298A (ja) 2003-07-18
KR20030038378A (ko) 2003-05-16
DE60201160T2 (de) 2005-11-03
DE60206644D1 (de) 2006-02-23

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