ATE418193T1 - Verfahren und vorrichtung zur bestimmung von kanalzustandsinformationen welche von einer ersten zu einer zweiten telekommunikationsvorrichtung zu übertragen sind - Google Patents

Verfahren und vorrichtung zur bestimmung von kanalzustandsinformationen welche von einer ersten zu einer zweiten telekommunikationsvorrichtung zu übertragen sind

Info

Publication number
ATE418193T1
ATE418193T1 AT06291044T AT06291044T ATE418193T1 AT E418193 T1 ATE418193 T1 AT E418193T1 AT 06291044 T AT06291044 T AT 06291044T AT 06291044 T AT06291044 T AT 06291044T AT E418193 T1 ATE418193 T1 AT E418193T1
Authority
AT
Austria
Prior art keywords
telecommunication device
transmitted
status information
channel status
determining channel
Prior art date
Application number
AT06291044T
Other languages
German (de)
English (en)
Inventor
Yoshitaka Hara
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 ATE418193T1 publication Critical patent/ATE418193T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Alarm Systems (AREA)
AT06291044T 2006-06-23 2006-06-23 Verfahren und vorrichtung zur bestimmung von kanalzustandsinformationen welche von einer ersten zu einer zweiten telekommunikationsvorrichtung zu übertragen sind ATE418193T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06291044A EP1871023B1 (en) 2006-06-23 2006-06-23 Method and device for controlling channel state information transferred by a first telecommunication device to a second telecommunication device

Publications (1)

Publication Number Publication Date
ATE418193T1 true ATE418193T1 (de) 2009-01-15

Family

ID=36782272

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06291044T ATE418193T1 (de) 2006-06-23 2006-06-23 Verfahren und vorrichtung zur bestimmung von kanalzustandsinformationen welche von einer ersten zu einer zweiten telekommunikationsvorrichtung zu übertragen sind

Country Status (5)

Country Link
US (2) US20070297576A1 (https=)
EP (1) EP1871023B1 (https=)
JP (2) JP2008005506A (https=)
AT (1) ATE418193T1 (https=)
DE (1) DE602006004328D1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2165427B1 (en) * 2007-07-06 2017-02-15 Telefonaktiebolaget LM Ericsson (publ) Method and arrangements for communication of channel quality information in a telecommunications system
CN101557246B (zh) * 2008-04-07 2012-10-03 中国移动通信集团公司 一种上行功率控制方法及装置
US8867493B2 (en) 2009-02-02 2014-10-21 Qualcomm Incorporated Scheduling algorithms for cooperative beamforming based on resource quality indication
US8867380B2 (en) * 2009-02-02 2014-10-21 Qualcomm Incorporated Scheduling algorithms for cooperative beamforming

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100689398B1 (ko) * 1999-10-09 2007-03-08 삼성전자주식회사 이동통신시스템에서 폐루프 송신 안테나 다이버시티 장치 및 방법
US6473467B1 (en) * 2000-03-22 2002-10-29 Qualcomm Incorporated Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system
US6785341B2 (en) * 2001-05-11 2004-08-31 Qualcomm Incorporated Method and apparatus for processing data in a multiple-input multiple-output (MIMO) communication system utilizing channel state information
US7174178B2 (en) * 2001-07-19 2007-02-06 Intel Corporation Deriving a more accurate estimate from prediction data in closed loop transmit diversity modes
US6862271B2 (en) * 2002-02-26 2005-03-01 Qualcomm Incorporated Multiple-input, multiple-output (MIMO) systems with multiple transmission modes
GB0212165D0 (en) * 2002-05-27 2002-07-03 Nokia Corp A wireless system
JP3512783B1 (ja) * 2002-10-08 2004-03-31 松下電器産業株式会社 通信端末装置及び基地局装置
US20040081131A1 (en) * 2002-10-25 2004-04-29 Walton Jay Rod OFDM communication system with multiple OFDM symbol sizes
JP4256158B2 (ja) * 2002-12-26 2009-04-22 パナソニック株式会社 無線通信装置及び無線通信方法
KR100571806B1 (ko) * 2003-02-11 2006-04-17 삼성전자주식회사 적응적 ｏｆｄｍａ 시스템에서 궤환되는 채널 상태 정보를줄이기 위한 방법 및 이를 사용하는 적응적 ｏｆｄｍａ시스템
DE60323047D1 (de) * 2003-03-21 2008-10-02 Ericsson Telefon Ab L M Verfahren und Vorrichtung zur Verbindungsanpassung
US7599698B2 (en) * 2003-12-29 2009-10-06 Telefonaktiebolaget Lm Ericsson (Publ) Network controlled channel information reporting
US8249518B2 (en) * 2003-12-29 2012-08-21 Telefonaktiebolaget Lm Ericsson (Publ) Network controlled feedback for MIMO systems
SE0400370D0 (sv) * 2004-02-13 2004-02-13 Ericsson Telefon Ab L M Adaptive MIMO architecture
US7310499B2 (en) * 2004-02-17 2007-12-18 Telefonktiebolaget Lm Ericsson (Publ) Method, apparatus and system for handling unreliable feedback information in a wireless network
US7782987B2 (en) * 2004-03-12 2010-08-24 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for received signal quality estimation
JP2005277570A (ja) * 2004-03-23 2005-10-06 Fujitsu Ltd 送信装置、受信装置、再送制御方法
US7564814B2 (en) * 2004-05-07 2009-07-21 Qualcomm, Incorporated Transmission mode and rate selection for a wireless communication system
US8385910B2 (en) * 2004-05-20 2013-02-26 Qualcomm Incorporated Systems and methods for testing signal processing control
US7522555B2 (en) * 2005-01-21 2009-04-21 Intel Corporation Techniques to manage channel prediction
KR101208520B1 (ko) * 2005-03-12 2012-12-05 엘지전자 주식회사 피드백 정보 통신 방법
US7492752B2 (en) * 2005-05-25 2009-02-17 Motorola, Inc. Method and apparatus for improved channel maintenance signaling
US7965789B2 (en) * 2005-08-22 2011-06-21 Qualcomm Incorporated Reverse link power control for an OFDMA system
KR100913856B1 (ko) * 2006-04-19 2009-08-26 삼성전자주식회사 다중 사용자 ｍｉｍｏ 시스템에서 채널 선택 장치 및방법과 시스템
WO2007132313A2 (en) * 2006-05-12 2007-11-22 Nokia Corporation Feedback frame structure for subspace tracking precoding

Also Published As

Publication number Publication date
EP1871023B1 (en) 2008-12-17
US20100279699A1 (en) 2010-11-04
DE602006004328D1 (de) 2009-01-29
JP2008005506A (ja) 2008-01-10
JP2011188499A (ja) 2011-09-22
EP1871023A1 (en) 2007-12-26
US20070297576A1 (en) 2007-12-27

Similar Documents

Publication Publication Date Title
ATE393499T1 (de) Verfahren und vorrichtung zur schätzung der erforderlichen leistung zur datenübertragung mit einer rate in einem kommunikationssystem
DE502004009154D1 (de) Verfahren zum einstellen der übertragungsparameter von in einer gruppe zusammengefassten, breitbandigen übertragungskanälen
ATE406013T1 (de) Verfahren und system zur verbesserung der zuverlässigkeit der qualitätsrückkopplung in einem drahtlosen kommunikationssystem
ATE433644T1 (de) Verfahren und vorrichtung zur standortauswahldiversität unter verwendung von zielwerten für ein qualitätsmass
DE602006016544D1 (de) Verfahren zum Bereitstellen einer automatischen Antwortnachricht
ATE557457T1 (de) Verteilungssteuerungsvorrichtung und verfahren zur identifikation eines orphan-netzwerks sowie zur übertragung einer standardisierten beschreibung des orphan-netzwerks an eine andere verteilungssteuerungsvorrichtung
DE502004002303D1 (de) Verfahren zur automatischen konfiguration einer kommunikationseinrichtung
DE602007012127D1 (de) Verfahren und vorrichtung zum überwachen der netzwerkqualität
DE602008000613D1 (de) Verfahren und Vorrichtung zur Verwendung bei der Steuerung der diskontinuierlichen Übertragung (DTX) für Sprachkommunikationen in einem generischen Zugangsnetz
ATE418193T1 (de) Verfahren und vorrichtung zur bestimmung von kanalzustandsinformationen welche von einer ersten zu einer zweiten telekommunikationsvorrichtung zu übertragen sind
DE50309784D1 (de) Verfahren zur überwachung der übertragungsgüte von verbindungen in mpls-netzen
EP4615089A4 (en) METHOD, APPARATUS AND SYSTEM FOR REPORTING CHANNEL STATE PARAMETERS
ATE392935T1 (de) Verfahren zur qualitätskontrolle einer kräutermedizin
EP4512136A4 (en) TECHNIQUES FOR RESUMPTION OF A SUSPENDED TRANSMISSION SWITCH
ATE413042T1 (de) Verfahren und vorrichtung zum steuern einer rundstrahlkommunikationsdatenrate in einem drahtloskommunikationssystem
EP4181412C0 (en) COMMUNICATION CONTROL DEVICE AND METHOD FOR ESTABLISHING A COMMUNICATION LINK USING SAME
DE602004013471D1 (de) Vorcodierer und verfahren zum vorcodieren einer eingangssequenz zur erhaltung einer sendesequenz
EP3715515C0 (en) PROCESS FOR PREPARING A NONWOVEN WEB
ATE520961T1 (de) Verfahren zur übermittlung einer kontextinformation an eine kontextsensitive anwendung, kontextserver und kontextsensitives system mit mindestens einem solchen kontextserver
ATE526795T1 (de) Verfahren und vorrichtung zur bestimmung einer nichtlinearen übertragungsfunktion für einen lautsprecher
EP4036640C0 (en) PDLC FILM ELECTRODE MANUFACTURING METHOD
EP4295627A4 (en) UPLINK TRANSMISSION SWITCHING TECHNIQUES WITH SOUNDING REFERENCE SIGNAL CARRIER SWITCHING
EP4076023C0 (en) METHOD FOR PRODUCING ALKALOID-CONTAINING MATERIAL SHEET
ATE545211T1 (de) Verfahren und vorrichtung zur datenverarbeitung und kommunikationssystem mit einer derartigen vorrichtung
EP4557826A4 (en) METHOD AND APPARATUS FOR ADJUSTING TRANSMISSION PARAMETERS, RELAY DEVICE, NETWORK-SIDE DEVICE AND SUPPORT

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties