DE60133565D1 - - Google Patents

Info

Publication number
DE60133565D1
DE60133565D1 DE60133565T DE60133565T DE60133565D1 DE 60133565 D1 DE60133565 D1 DE 60133565D1 DE 60133565 T DE60133565 T DE 60133565T DE 60133565 T DE60133565 T DE 60133565T DE 60133565 D1 DE60133565 D1 DE 60133565D1
Authority
DE
Germany
Prior art keywords
errors
wireless link
link parameters
measure
corresponds
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 - Fee Related
Application number
DE60133565T
Other languages
English (en)
Other versions
DE60133565T2 (de
Inventor
Subir Varma
Reza Majidi-Ahy
Joseph Hakim
Wendy Chiu Wong
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.)
Aperto Networks Inc
Original Assignee
Aperto Networks Inc
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 Aperto Networks Inc filed Critical Aperto Networks Inc
Publication of DE60133565D1 publication Critical patent/DE60133565D1/de
Application granted granted Critical
Publication of DE60133565T2 publication Critical patent/DE60133565T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/30Monitoring; Testing of propagation channels
    • H04B17/309Measuring or estimating channel quality parameters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/30Monitoring; Testing of propagation channels
    • H04B17/309Measuring or estimating channel quality parameters
    • H04B17/336Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0015Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0019Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy in which mode-switching is based on a statistical approach
    • H04L1/002Algorithms with memory of the previous states, e.g. Markovian models
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0033Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter
    • H04L1/0034Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter where the transmitter decides based on inferences, e.g. use of implicit signalling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/12Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16Arrangements 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
    • H04L1/18Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867Arrangements specially adapted for the transmitter end
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/12Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16Arrangements 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
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/50Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
DE60133565T 2000-09-20 2001-09-20 Dynamische drahtlose verbindungsanpassung Expired - Fee Related DE60133565T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US665394 2000-09-20
US09/665,394 US6643322B1 (en) 2000-09-20 2000-09-20 Dynamic wireless link adaptation
PCT/US2001/029395 WO2002025856A2 (en) 2000-09-20 2001-09-20 Dynamic wireless link adaptation

Publications (2)

Publication Number Publication Date
DE60133565D1 true DE60133565D1 (de) 2008-05-21
DE60133565T2 DE60133565T2 (de) 2009-06-04

Family

ID=24669938

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60133565T Expired - Fee Related DE60133565T2 (de) 2000-09-20 2001-09-20 Dynamische drahtlose verbindungsanpassung

Country Status (8)

Country Link
US (5) US6643322B1 (de)
EP (2) EP1921788A1 (de)
JP (1) JP2004525536A (de)
KR (1) KR20030036810A (de)
AT (1) ATE392060T1 (de)
AU (2) AU2001292848B2 (de)
DE (1) DE60133565T2 (de)
WO (1) WO2002025856A2 (de)

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Also Published As

Publication number Publication date
US6643322B1 (en) 2003-11-04
ATE392060T1 (de) 2008-04-15
US20060098582A1 (en) 2006-05-11
US6947479B2 (en) 2005-09-20
US7388919B2 (en) 2008-06-17
WO2002025856A3 (en) 2003-01-30
EP1320955A2 (de) 2003-06-25
DE60133565T2 (de) 2009-06-04
EP1320955B1 (de) 2008-04-09
AU9284801A (en) 2002-04-02
JP2004525536A (ja) 2004-08-19
US20040133837A1 (en) 2004-07-08
KR20030036810A (ko) 2003-05-09
WO2002025856A2 (en) 2002-03-28
EP1921788A1 (de) 2008-05-14
USRE44244E1 (en) 2013-05-28
AU2001292848B2 (en) 2007-11-01
USRE45620E1 (en) 2015-07-21

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