ATE378745T1 - Datenübertragungsverfahren - Google Patents

Datenübertragungsverfahren

Info

Publication number
ATE378745T1
ATE378745T1 AT01927952T AT01927952T ATE378745T1 AT E378745 T1 ATE378745 T1 AT E378745T1 AT 01927952 T AT01927952 T AT 01927952T AT 01927952 T AT01927952 T AT 01927952T AT E378745 T1 ATE378745 T1 AT E378745T1
Authority
AT
Austria
Prior art keywords
quality class
transceiver
data transfer
transceivers
transfer procedure
Prior art date
Application number
AT01927952T
Other languages
English (en)
Inventor
Marcos Katz
Juha Ylitalo
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE378745T1 publication Critical patent/ATE378745T1/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
    • H04L1/0002—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
    • 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
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • 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
AT01927952T 2000-04-10 2001-04-09 Datenübertragungsverfahren ATE378745T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20000853A FI20000853A (fi) 2000-04-10 2000-04-10 Tiedonsiirtomenetelmä

Publications (1)

Publication Number Publication Date
ATE378745T1 true ATE378745T1 (de) 2007-11-15

Family

ID=8558171

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01927952T ATE378745T1 (de) 2000-04-10 2001-04-09 Datenübertragungsverfahren

Country Status (7)

Country Link
US (1) US7230928B2 (de)
EP (1) EP1285507B1 (de)
AT (1) ATE378745T1 (de)
AU (1) AU2001254838A1 (de)
DE (1) DE60131391T2 (de)
FI (1) FI20000853A (de)
WO (1) WO2001078220A1 (de)

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GB0125178D0 (en) * 2001-10-19 2001-12-12 Koninkl Philips Electronics Nv Method of operating a wireless communication system
EP1359698B1 (de) * 2002-04-30 2005-01-12 Psytechnics Ltd Verfahren und Einrichtung zur Beschreibung von Übertragungsfehlern
EP1359697A1 (de) * 2002-04-30 2003-11-05 Psytechnics Ltd Verfahren und Einrichtung zur Beschreibung von Übertragungsfehlern
KR100548312B1 (ko) * 2002-06-20 2006-02-02 엘지전자 주식회사 다중 입출력 이동 통신 시스템에서의 신호 처리 방법
US7542446B2 (en) * 2002-07-31 2009-06-02 Mitsubishi Electric Research Laboratories, Inc. Space time transmit diversity with subgroup rate control and subgroup antenna selection in multi-input multi-output communications systems
JP3643360B2 (ja) 2002-08-12 2005-04-27 松下電器産業株式会社 受信装置及び通信方法
US7209712B2 (en) * 2002-09-23 2007-04-24 Qualcomm, Incorporated Mean square estimation of channel quality measure
US7424270B2 (en) * 2002-09-25 2008-09-09 Qualcomm Incorporated Feedback decoding techniques in a wireless communications system
US8149810B1 (en) * 2003-02-14 2012-04-03 Marvell International Ltd. Data rate adaptation in multiple-in-multiple-out systems
US7864678B1 (en) 2003-08-12 2011-01-04 Marvell International Ltd. Rate adaptation in wireless systems
US7616698B2 (en) 2003-11-04 2009-11-10 Atheros Communications, Inc. Multiple-input multiple output system and method
KR20050075477A (ko) * 2004-01-15 2005-07-21 삼성전자주식회사 Ｍｉｍｏ 스테이션 간에 통신하는 방법
US7697449B1 (en) 2004-07-20 2010-04-13 Marvell International Ltd. Adaptively determining a data rate of packetized information transmission over a wireless channel
US8131300B2 (en) * 2004-04-28 2012-03-06 Motorola Solutions, Inc. Routing protocol within hybrid-cellular networks
EP1843502A4 (de) * 2005-01-25 2012-05-23 Panasonic Corp Übertragungsvorrichtung und übertragungsverfahren
US7429904B2 (en) * 2005-10-28 2008-09-30 Avago Technologies Wireless Ip (Singapore) Pte Ltd Spread-spectrum radio utilizing MEMS components
US8711888B2 (en) * 2005-12-30 2014-04-29 Remec Broadband Wireless Llc Digital microwave radio link with adaptive data rate
US9059866B2 (en) * 2005-12-30 2015-06-16 Remec Broadband Wireless Holdings, Inc. Digital microwave radio system and method with encryption
US8731007B2 (en) 2005-12-30 2014-05-20 Remec Broadband Wireless, Llc Digital microwave radio link with a variety of ports
FI20065242A0 (fi) * 2006-04-19 2006-04-19 Nokia Corp Vastaanotin ja vastaanottomenetelmä
CN101094022B (zh) * 2006-06-19 2012-12-19 联想(北京)有限公司 发射机、通信系统以及通信方法
US7792084B2 (en) * 2006-08-29 2010-09-07 Panasonic Corporation MIMO antenna apparatus controlling number of streams and modulation and demodulation method
US8160601B2 (en) * 2007-06-21 2012-04-17 Elektrobit Wireless Communications Ltd. Method for optimizing spatial modulation in a wireless link and network element thereto
US8588709B2 (en) * 2009-12-18 2013-11-19 Electronics And Telecommunications Research Institute Switching apparatus and method for wireless communication system
US9301313B2 (en) * 2011-06-13 2016-03-29 Alcatel Lucent Method and apparatus for data transmission with user selection
US20140179235A1 (en) * 2012-12-20 2014-06-26 Mediatek Inc. Method for reducing power consumption and communications apparatus utilizing the same

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DK0987851T3 (da) * 1993-09-30 2003-09-08 Conexant Systems Inc Hjemmebase med flere antenner til digitale trådløse telefoner
US5548837A (en) * 1994-03-28 1996-08-20 Hess; Garry C. Method and apparatus for producing diversity gain of a received signal
EP1133074B1 (de) * 1995-07-19 2009-04-22 Nec Corporation Diversity-Übertragungssystem mit Kodevielfachzugriff
FI107485B (fi) 1996-04-17 2001-08-15 Nokia Mobile Phones Ltd Diversiteettimenetelmä, radiovastaanotin ja radiojärjestelmä
SE9601606D0 (sv) * 1996-04-26 1996-04-26 Ericsson Telefon Ab L M Sätt vid radiotelekommunikationssystem
FI107851B (fi) * 1996-05-22 2001-10-15 Nokia Networks Oy Menetelmä antennikeilan valitsemiseksi, tukiasema ja solukkoradiojärjestelmä
EP0810808B1 (de) * 1996-05-29 2009-08-12 Nippon Telegraph And Telephone Corporation Einrichtung zur Übertragung von ATM-Zellen
US6463295B1 (en) 1996-10-11 2002-10-08 Arraycomm, Inc. Power control with signal quality estimation for smart antenna communication systems
US5856804A (en) 1996-10-30 1999-01-05 Motorola, Inc. Method and intelligent digital beam forming system with improved signal quality communications
US6075974A (en) * 1996-11-20 2000-06-13 Qualcomm Inc. Method and apparatus for adjusting thresholds and measurements of received signals by anticipating power control commands yet to be executed
US6085076A (en) * 1997-04-07 2000-07-04 Omnipoint Corporation Antenna diversity for wireless communication system
DE69841717D1 (de) * 1997-04-17 2010-07-22 Ntt Docomo Inc Mobiles Kommunikationssystem, Basisstation und Mobilstation
JP2002026796A (ja) * 1998-04-07 2002-01-25 Matsushita Electric Ind Co Ltd 無線通信装置及び無線通信システム
FI981514A (fi) * 1998-07-01 2000-01-02 Nokia Multimedia Network Terminals Oy Menetelmä siirtokanavan laadun monitoroimiseksi ja digitaalinen vastaa notin
FI108588B (fi) * 1998-12-15 2002-02-15 Nokia Corp Menetelmä ja radiojärjestelmä digitaalisen signaalin siirtoon
CN1196277C (zh) * 1999-05-19 2005-04-06 诺基亚网络有限公司 发射分集方法和系统
US6799059B1 (en) * 1999-12-22 2004-09-28 Bellsouth Intellectual Property Corporation System and method for improving downlink signal quality in mobile telephone communications systems
SE518204C2 (sv) * 1999-12-30 2002-09-10 Ericsson Telefon Ab L M Åtgärder för att motverka Rayleigh-fädning i ett cellulärt radiokommunikationssystem

Also Published As

Publication number Publication date
EP1285507B1 (de) 2007-11-14
US7230928B2 (en) 2007-06-12
FI20000853A (fi) 2001-10-11
WO2001078220A1 (en) 2001-10-18
DE60131391D1 (de) 2007-12-27
EP1285507A2 (de) 2003-02-26
WO2001078220A8 (en) 2002-03-21
AU2001254838A1 (en) 2001-10-23
US20030076787A1 (en) 2003-04-24
DE60131391T2 (de) 2008-02-28
FI20000853A0 (fi) 2000-04-10

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Legal Events

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