ATE406010T1 - Verfahren und vorrichtung zur verbindungsanpassung - Google Patents

Verfahren und vorrichtung zur verbindungsanpassung

Info

Publication number
ATE406010T1
ATE406010T1 AT03006418T AT03006418T ATE406010T1 AT E406010 T1 ATE406010 T1 AT E406010T1 AT 03006418 T AT03006418 T AT 03006418T AT 03006418 T AT03006418 T AT 03006418T AT E406010 T1 ATE406010 T1 AT E406010T1
Authority
AT
Austria
Prior art keywords
link quality
link
reporting interval
quality measure
physical layer
Prior art date
Application number
AT03006418T
Other languages
English (en)
Inventor
Peter Malm
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE406010T1 publication Critical patent/ATE406010T1/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
    • H04L1/0033—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • 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
    • H04L1/0016—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy involving special memory structures, e.g. look-up tables
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/16—Deriving transmission power values from another channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/223—TPC being performed according to specific parameters taking into account previous information or commands predicting future states of the transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR, Eb/lo

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Small-Scale Networks (AREA)
AT03006418T 2003-03-21 2003-03-21 Verfahren und vorrichtung zur verbindungsanpassung ATE406010T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03006418A EP1460789B1 (de) 2003-03-21 2003-03-21 Verfahren und Vorrichtung zur Verbindungsanpassung

Publications (1)

Publication Number Publication Date
ATE406010T1 true ATE406010T1 (de) 2008-09-15

Family

ID=32798856

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03006418T ATE406010T1 (de) 2003-03-21 2003-03-21 Verfahren und vorrichtung zur verbindungsanpassung

Country Status (4)

Country Link
US (1) US20070026803A1 (de)
EP (1) EP1460789B1 (de)
AT (1) ATE406010T1 (de)
DE (1) DE60323047D1 (de)

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US7218948B2 (en) * 2003-02-24 2007-05-15 Qualcomm Incorporated Method of transmitting pilot tones in a multi-sector cell, including null pilot tones, for generating channel quality indicators
US9544860B2 (en) * 2003-02-24 2017-01-10 Qualcomm Incorporated Pilot signals for use in multi-sector cells
US9661519B2 (en) 2003-02-24 2017-05-23 Qualcomm Incorporated Efficient reporting of information in a wireless communication system
US8018902B2 (en) * 2003-06-06 2011-09-13 Telefonaktiebolaget L M Ericsson (Publ) Methods and apparatus for channel quality indicator determination
TWI251992B (en) * 2003-06-26 2006-03-21 Interdigital Tech Corp Method and system for generating channel quality indicator for controlling a transmitter
JP4069034B2 (ja) * 2003-07-31 2008-03-26 松下電器産業株式会社 無線送信装置、無線受信装置、無線通信システム、無線送信方法及び無線受信方法
US7564820B2 (en) * 2003-11-21 2009-07-21 Motorola, Inc. Method and apparatus for resource allocation and scheduling
WO2005109705A1 (en) * 2004-05-01 2005-11-17 Neocific, Inc. Methods and apparatus for communication with time-division duplexing
US7693032B2 (en) 2004-02-13 2010-04-06 Neocific, Inc. Methods and apparatus for multi-carrier communication systems with adaptive transmission and feedback
GB0421663D0 (en) * 2004-09-29 2004-10-27 Nokia Corp Transmitting data in a wireless network
US8503938B2 (en) 2004-10-14 2013-08-06 Qualcomm Incorporated Methods and apparatus for determining, communicating and using information including loading factors which can be used for interference control purposes
MX2007004520A (es) 2004-10-14 2007-09-11 Qualcomm Flarion Tech Metodos y aparatos para determinar, comunicar y utilizar informacion la cual puede ser empleada para propositos de control de interferencia._.
US20060092881A1 (en) * 2004-10-14 2006-05-04 Rajiv Laroia Methods and apparatus for determining, communicating and using information which can be used for interference control purposes
US7492722B2 (en) * 2004-11-04 2009-02-17 Interdigital Technology Corporation Wireless communication method and apparatus for adaptively biasing channel quality indicators to maintain a desired block error rate
US8831665B2 (en) * 2005-09-15 2014-09-09 Sk Telecom Co., Ltd. Method and system for controlling power in portable internet system
US8989084B2 (en) 2005-10-14 2015-03-24 Qualcomm Incorporated Methods and apparatus for broadcasting loading information corresponding to neighboring base stations
US9191840B2 (en) * 2005-10-14 2015-11-17 Qualcomm Incorporated Methods and apparatus for determining, communicating and using information which can be used for interference control
US7586990B2 (en) * 2005-11-22 2009-09-08 Motorola, Inc. Method and system for allocating subcarriers to subscriber devices
US8514771B2 (en) 2005-12-22 2013-08-20 Qualcomm Incorporated Methods and apparatus for communicating and/or using transmission power information
US20070249287A1 (en) * 2005-12-22 2007-10-25 Arnab Das Methods and apparatus for selecting between a plurality of dictionaries
US8437251B2 (en) * 2005-12-22 2013-05-07 Qualcomm Incorporated Methods and apparatus for communicating transmission backlog information
US20070149132A1 (en) * 2005-12-22 2007-06-28 Junyl Li Methods and apparatus related to selecting control channel reporting formats
US9572179B2 (en) 2005-12-22 2017-02-14 Qualcomm Incorporated Methods and apparatus for communicating transmission backlog information
US9125092B2 (en) 2005-12-22 2015-09-01 Qualcomm Incorporated Methods and apparatus for reporting and/or using control information
US9338767B2 (en) * 2005-12-22 2016-05-10 Qualcomm Incorporated Methods and apparatus of implementing and/or using a dedicated control channel
US9137072B2 (en) 2005-12-22 2015-09-15 Qualcomm Incorporated Methods and apparatus for communicating control information
US9119220B2 (en) * 2005-12-22 2015-08-25 Qualcomm Incorporated Methods and apparatus for communicating backlog related information
US9125093B2 (en) * 2005-12-22 2015-09-01 Qualcomm Incorporated Methods and apparatus related to custom control channel reporting formats
US9148795B2 (en) * 2005-12-22 2015-09-29 Qualcomm Incorporated Methods and apparatus for flexible reporting of control information
US9473265B2 (en) * 2005-12-22 2016-10-18 Qualcomm Incorporated Methods and apparatus for communicating information utilizing a plurality of dictionaries
US9451491B2 (en) * 2005-12-22 2016-09-20 Qualcomm Incorporated Methods and apparatus relating to generating and transmitting initial and additional control information report sets in a wireless system
US20070243882A1 (en) * 2006-04-12 2007-10-18 Qualcomm Incorporated Method and apparatus for locating a wireless local area network associated with a wireless wide area network
US7903614B2 (en) * 2006-04-27 2011-03-08 Interdigital Technology Corporation Method and apparatus for selecting link adaptation parameters for CDMA-based wireless communication systems
EP1871023B1 (de) * 2006-06-23 2008-12-17 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren und Vorrichtung zur Bestimmung von Kanalzustandsinformationen welche von einer ersten zu einer zweiten Telekommunikationsvorrichtung zu übertragen sind
EP2057768B1 (de) * 2006-08-21 2015-01-07 Koninklijke Philips N.V. Effiziente cqu-signalisierung in mehrstrahl-mimo-systemen
US8295225B2 (en) 2006-09-08 2012-10-23 Qualcomm Incorporated Reverse link feedback for interference control in a wireless communication system
US8688049B2 (en) * 2006-10-05 2014-04-01 Telefonaktiebolaget L M Ericsson (Publ) Method for predicting channel quality indicator (CQI) values
US8903407B2 (en) * 2006-11-25 2014-12-02 Qualcomm Incorporated System and method for adaptable multimedia download resulting in efficient airlink usage
JP4984880B2 (ja) * 2006-12-27 2012-07-25 日本電気株式会社 移動通信システムおよびその無線リソース割当方法ならびに基地局
US8315660B2 (en) * 2007-02-14 2012-11-20 Qualcomm Incorporated User power offset estimation using dedicated pilot tones for OFDMA
WO2008115111A1 (en) 2007-03-19 2008-09-25 Telefonaktiebolaget Lm Ericsson (Publ) Radio bearer specific cqi reporting
WO2008143566A1 (en) * 2007-05-24 2008-11-27 Telefonaktiebolaget Lm Ericsson (Publ) A method and a device for improved channel quality reporting
US8559320B2 (en) * 2008-03-19 2013-10-15 Avaya Inc. Method and apparatus for measuring voice quality on a VoIP network
EP2139179A1 (de) * 2008-06-26 2009-12-30 THOMSON Licensing Verfahren und Vorrichtung für den Bericht von Statusinformationen
KR101534865B1 (ko) * 2009-06-23 2015-07-27 엘지전자 주식회사 링크 적응 절차 수행 방법
GB2489757B (en) * 2011-05-16 2013-12-18 Renesas Mobile Corp Mobile Communications Network
US20150072719A1 (en) * 2011-12-13 2015-03-12 Kyocera Corporation Mobile terminal, wireless communication system and wireless communication method
KR20240026754A (ko) * 2022-08-22 2024-02-29 현대자동차주식회사 차량 네트워크 내의 통신 채널 상태를 진단하는 방법 및 시스템

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US6292519B1 (en) * 1998-03-11 2001-09-18 Telefonaktiebolaget Lm Ericsson (Publ) Correction of signal-to-interference ratio measurements
DE10001367A1 (de) * 2000-01-14 2001-08-02 Siemens Ag Leistungssteuerung in Mobilfunksystemen bei unterbrochener Übertragung
KR100605973B1 (ko) * 2000-06-27 2006-07-28 삼성전자주식회사 이동통신 시스템의 링크적응 방법 및 장치
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US7165102B2 (en) * 2000-12-18 2007-01-16 Raza Microelectronics, Inc. Adaptive link quality management for wireless medium
US6985453B2 (en) * 2001-02-15 2006-01-10 Qualcomm Incorporated Method and apparatus for link quality feedback in a wireless communication system
US6751187B2 (en) * 2001-05-17 2004-06-15 Qualcomm Incorporated Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission

Also Published As

Publication number Publication date
US20070026803A1 (en) 2007-02-01
DE60323047D1 (de) 2008-10-02
EP1460789B1 (de) 2008-08-20
EP1460789A1 (de) 2004-09-22

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties