ATE336121T1 - Verfahren zur verbindungsanpassung - Google Patents

Verfahren zur verbindungsanpassung

Info

Publication number
ATE336121T1
ATE336121T1 AT02293222T AT02293222T ATE336121T1 AT E336121 T1 ATE336121 T1 AT E336121T1 AT 02293222 T AT02293222 T AT 02293222T AT 02293222 T AT02293222 T AT 02293222T AT E336121 T1 ATE336121 T1 AT E336121T1
Authority
AT
Austria
Prior art keywords
physical layer
radio link
rma
modulation accuracy
layer mode
Prior art date
Application number
AT02293222T
Other languages
English (en)
Inventor
Bertrand Remy Rodolphe Penther
Original Assignee
Mitsubishi Electric Inf Tech
Mitsubishi Electric 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
Application filed by Mitsubishi Electric Inf Tech, Mitsubishi Electric Corp filed Critical Mitsubishi Electric Inf Tech
Application granted granted Critical
Publication of ATE336121T1 publication Critical patent/ATE336121T1/de

Links

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
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H04L1/206—Arrangements for detecting or preventing errors in the information received using signal quality detector for modulated signals
    • 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
    • H04L27/2601—Multicarrier modulation systems
    • 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
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Led Devices (AREA)
  • Semiconductor Lasers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
AT02293222T 2002-12-23 2002-12-23 Verfahren zur verbindungsanpassung ATE336121T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02293222A EP1434381B1 (de) 2002-12-23 2002-12-23 Verfahren zur Verbindungsanpassung

Publications (1)

Publication Number Publication Date
ATE336121T1 true ATE336121T1 (de) 2006-09-15

Family

ID=32405803

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02293222T ATE336121T1 (de) 2002-12-23 2002-12-23 Verfahren zur verbindungsanpassung

Country Status (5)

Country Link
US (1) US7299011B2 (de)
EP (1) EP1434381B1 (de)
JP (1) JP2004222260A (de)
AT (1) ATE336121T1 (de)
DE (1) DE60213834T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7733968B2 (en) 2005-09-27 2010-06-08 Qualcomm Incorporated Evaluation of transmitter performance
TWI333349B (en) * 2005-09-27 2010-11-11 Qualcomm Inc Evaluation of transmitter performance
US20070070877A1 (en) * 2005-09-27 2007-03-29 Thomas Sun Modulation type determination for evaluation of transmitter performance
US20070127358A1 (en) * 2005-11-23 2007-06-07 Qualcomm Incorporated Phase correction in a test receiver
JP4889330B2 (ja) 2006-03-20 2012-03-07 株式会社アドバンテスト 信号解析装置、方法、プログラム、記録媒体
US7734303B2 (en) * 2006-04-12 2010-06-08 Qualcomm Incorporated Pilot modulation error ratio for evaluation of transmitter performance
US8144814B2 (en) * 2006-05-22 2012-03-27 Qualcomm Incorporated Signal quality estimator
EP3599750A3 (de) * 2006-10-12 2020-03-04 Viavi Solutions Inc. Digitaler qualitätsindex für qam-digitalsignale
JP4974641B2 (ja) * 2006-10-24 2012-07-11 三洋電機株式会社 無線装置
US9253009B2 (en) * 2007-01-05 2016-02-02 Qualcomm Incorporated High performance station
US7873324B2 (en) * 2007-08-01 2011-01-18 Broadcom Corporation Apparatus and method for E-HICH/E-RGCH processing, metric estimation and detection
US8208936B2 (en) * 2008-09-04 2012-06-26 Telefonaktiebolaget Lm Ericsson (Publ) Methods and apparatus for improving cell-edge data throughput in a wireless communications system
JP2012095120A (ja) * 2010-10-27 2012-05-17 Advantest Corp 測定装置、測定方法およびプログラム
US9036688B1 (en) 2013-07-22 2015-05-19 The United States Of America, As Represented By The Secretary Of The Army Rapid modulation scheme determination for linear digital signals

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2742613B1 (fr) * 1995-12-14 1998-01-30 France Telecom Procede d'evaluation d'un facteur de qualite representatif d'un canal de transmission d'un signal numerique, et recepteur correspondant
US6904079B2 (en) * 2000-02-08 2005-06-07 Ipr Licensing, Inc. Access channel structure for wireless communication system
EP1176750A1 (de) * 2000-07-25 2002-01-30 Telefonaktiebolaget L M Ericsson (Publ) Bestimmung der Verbindungsqualität eines Übertragungskanals in einem OFDM-Übertragungssystem
US7016296B2 (en) * 2000-10-16 2006-03-21 Broadcom Corporation Adaptive modulation for fixed wireless link in cable transmission system

Also Published As

Publication number Publication date
DE60213834D1 (de) 2006-09-21
DE60213834T2 (de) 2007-08-09
EP1434381A1 (de) 2004-06-30
EP1434381B1 (de) 2006-08-09
JP2004222260A (ja) 2004-08-05
EP1434381A9 (de) 2005-04-13
US7299011B2 (en) 2007-11-20
US20040131017A1 (en) 2004-07-08

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Legal Events

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