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ATE330378T1 - Verfahren, vorrichtungen und telekommunikationsnetzwerk zum regeln der antennengewichte eines transceivers - Google Patents

Verfahren, vorrichtungen und telekommunikationsnetzwerk zum regeln der antennengewichte eines transceivers

Info

Publication number
ATE330378T1
ATE330378T1 AT00981265T AT00981265T ATE330378T1 AT E330378 T1 ATE330378 T1 AT E330378T1 AT 00981265 T AT00981265 T AT 00981265T AT 00981265 T AT00981265 T AT 00981265T AT E330378 T1 ATE330378 T1 AT E330378T1
Authority
AT
Austria
Prior art keywords
transceiver
controlling
data signal
coefficients
telecommunications network
Prior art date
Application number
AT00981265T
Other languages
English (en)
Inventor
Ari Hottinen
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 ATE330378T1 publication Critical patent/ATE330378T1/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
    • H04B7/06—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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0645—Variable feedback
    • H04B7/0647—Variable feedback rate
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0645—Variable feedback
    • H04B7/065—Variable contents, e.g. long-term or short-short

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Function (AREA)
  • Small-Scale Networks (AREA)
AT00981265T 2000-11-17 2000-11-17 Verfahren, vorrichtungen und telekommunikationsnetzwerk zum regeln der antennengewichte eines transceivers ATE330378T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2000/011449 WO2002041524A1 (en) 2000-11-17 2000-11-17 Method for controlling the data signal weighting in multi-element transceivers and corresponding devices and telecommunications network

Publications (1)

Publication Number Publication Date
ATE330378T1 true ATE330378T1 (de) 2006-07-15

Family

ID=8164162

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00981265T ATE330378T1 (de) 2000-11-17 2000-11-17 Verfahren, vorrichtungen und telekommunikationsnetzwerk zum regeln der antennengewichte eines transceivers

Country Status (7)

Country Link
US (1) US7447270B1 (de)
EP (1) EP1334573B1 (de)
AT (1) ATE330378T1 (de)
AU (1) AU2001218574A1 (de)
DE (1) DE60028838T2 (de)
ES (1) ES2266010T3 (de)
WO (1) WO2002041524A1 (de)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7295509B2 (en) 2000-09-13 2007-11-13 Qualcomm, Incorporated Signaling method in an OFDM multiple access system
US9130810B2 (en) 2000-09-13 2015-09-08 Qualcomm Incorporated OFDM communications methods and apparatus
EP1540832B1 (de) * 2002-08-29 2016-04-13 Callahan Cellular L.L.C. Verfahren zum trennen von steuersignalen und datenverarbeitungsankunftswinkeln
US7236479B2 (en) 2002-10-08 2007-06-26 Samsung Electronics Co., Ltd. Apparatus and method for controlling transmission antenna arrays for a high speed physical downlink shared channel in a mobile communication system
AU2003290543A1 (en) * 2002-10-29 2004-05-25 Nokia Corporation Low complexity beamformers for multiple transmit and receive antennas
EP1698086A2 (de) * 2003-12-27 2006-09-06 Electronics and Telecommunications Research Institute Mimo-ofdm-system mit eigenstrahlformungs-verfahren
US9148256B2 (en) 2004-07-21 2015-09-29 Qualcomm Incorporated Performance based rank prediction for MIMO design
US9137822B2 (en) 2004-07-21 2015-09-15 Qualcomm Incorporated Efficient signaling over access channel
US7593493B2 (en) * 2004-10-06 2009-09-22 Broadcom Corporation Method and system for pre-equalization in a single weight (SW) single channel (SC) multiple-input multiple-output (MIMO) system
US7684761B2 (en) * 2004-11-04 2010-03-23 Nokia Corporation Closed-loop signalling method for controlling multiple transmit beams and correspondingly adapted transceiver devices
US9246560B2 (en) 2005-03-10 2016-01-26 Qualcomm Incorporated Systems and methods for beamforming and rate control in a multi-input multi-output communication systems
US9154211B2 (en) * 2005-03-11 2015-10-06 Qualcomm Incorporated Systems and methods for beamforming feedback in multi antenna communication systems
US8446892B2 (en) 2005-03-16 2013-05-21 Qualcomm Incorporated Channel structures for a quasi-orthogonal multiple-access communication system
US9461859B2 (en) 2005-03-17 2016-10-04 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9143305B2 (en) 2005-03-17 2015-09-22 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9520972B2 (en) 2005-03-17 2016-12-13 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9184870B2 (en) 2005-04-01 2015-11-10 Qualcomm Incorporated Systems and methods for control channel signaling
US9408220B2 (en) 2005-04-19 2016-08-02 Qualcomm Incorporated Channel quality reporting for adaptive sectorization
US9036538B2 (en) 2005-04-19 2015-05-19 Qualcomm Incorporated Frequency hopping design for single carrier FDMA systems
US8611284B2 (en) 2005-05-31 2013-12-17 Qualcomm Incorporated Use of supplemental assignments to decrement resources
US8565194B2 (en) 2005-10-27 2013-10-22 Qualcomm Incorporated Puncturing signaling channel for a wireless communication system
US8879511B2 (en) 2005-10-27 2014-11-04 Qualcomm Incorporated Assignment acknowledgement for a wireless communication system
US8462859B2 (en) 2005-06-01 2013-06-11 Qualcomm Incorporated Sphere decoding apparatus
US9179319B2 (en) 2005-06-16 2015-11-03 Qualcomm Incorporated Adaptive sectorization in cellular systems
US8599945B2 (en) 2005-06-16 2013-12-03 Qualcomm Incorporated Robust rank prediction for a MIMO system
CN101228711B (zh) 2005-06-30 2016-08-03 诺基亚技术有限公司 用于数字蜂窝通信的方法和设备
US8885628B2 (en) 2005-08-08 2014-11-11 Qualcomm Incorporated Code division multiplexing in a single-carrier frequency division multiple access system
US20070041457A1 (en) 2005-08-22 2007-02-22 Tamer Kadous Method and apparatus for providing antenna diversity in a wireless communication system
US9209956B2 (en) 2005-08-22 2015-12-08 Qualcomm Incorporated Segment sensitive scheduling
US8644292B2 (en) 2005-08-24 2014-02-04 Qualcomm Incorporated Varied transmission time intervals for wireless communication system
US9136974B2 (en) 2005-08-30 2015-09-15 Qualcomm Incorporated Precoding and SDMA support
US8582509B2 (en) 2005-10-27 2013-11-12 Qualcomm Incorporated Scalable frequency band operation in wireless communication systems
US9225488B2 (en) 2005-10-27 2015-12-29 Qualcomm Incorporated Shared signaling channel
US7948959B2 (en) * 2005-10-27 2011-05-24 Qualcomm Incorporated Linear precoding for time division duplex system
US9088384B2 (en) 2005-10-27 2015-07-21 Qualcomm Incorporated Pilot symbol transmission in wireless communication systems
US9144060B2 (en) 2005-10-27 2015-09-22 Qualcomm Incorporated Resource allocation for shared signaling channels
US8693405B2 (en) 2005-10-27 2014-04-08 Qualcomm Incorporated SDMA resource management
US9210651B2 (en) 2005-10-27 2015-12-08 Qualcomm Incorporated Method and apparatus for bootstraping information in a communication system
US9172453B2 (en) 2005-10-27 2015-10-27 Qualcomm Incorporated Method and apparatus for pre-coding frequency division duplexing system
US9225416B2 (en) 2005-10-27 2015-12-29 Qualcomm Incorporated Varied signaling channels for a reverse link in a wireless communication system
US8477684B2 (en) 2005-10-27 2013-07-02 Qualcomm Incorporated Acknowledgement of control messages in a wireless communication system
US8045512B2 (en) 2005-10-27 2011-10-25 Qualcomm Incorporated Scalable frequency band operation in wireless communication systems
US8582548B2 (en) 2005-11-18 2013-11-12 Qualcomm Incorporated Frequency division multiple access schemes for wireless communication
KR101634890B1 (ko) 2007-04-30 2016-06-29 인터디지탈 테크날러지 코포레이션 Ｍｉｍｏ 무선 통신 시스템에서의 에러 검출 및 검사의 피드백 시그널링
WO2009005326A2 (en) * 2007-07-04 2009-01-08 Lg Electronics Inc. Digital broadcasting system and method of processing data
US7929918B2 (en) 2007-08-13 2011-04-19 Samsung Electronics Co., Ltd. System and method for training the same type of directional antennas that adapts the training sequence length to the number of antennas
US20090121935A1 (en) * 2007-11-12 2009-05-14 Samsung Electronics Co., Ltd. System and method of weighted averaging in the estimation of antenna beamforming coefficients
US8478204B2 (en) 2008-07-14 2013-07-02 Samsung Electronics Co., Ltd. System and method for antenna training of beamforming vectors having reuse of directional information
US8509705B2 (en) 2009-11-02 2013-08-13 Motorola Mobility Llc Differential closed-loop transmission feedback in wireless communication systems
US9173191B2 (en) 2009-12-20 2015-10-27 Intel Corporation Device, system and method of simultaneously communicating with a group of wireless communication devices
US8374154B2 (en) * 2009-12-23 2013-02-12 Intel Corporation Device, system and method of simultaneously communicating with a group of wireless communication devices
KR101624148B1 (ko) 2009-12-30 2016-06-07 삼성전자주식회사 네트워크 다중 입출력 무선통신 시스템에서 채널 상태 정보 송수신 방법 및 장치
JP5585306B2 (ja) 2010-08-25 2014-09-10 ソニー株式会社 基地局、無線通信装置、無線通信システム、無線通信方法およびプログラム
US8942147B2 (en) 2011-01-11 2015-01-27 Yibo Jiang Closed loop transmit diversity in continuous packet connectivity
EP3394993A4 (de) * 2015-12-21 2019-06-12 Intel IP Corporation Verfahren zur kommunikation und kommunikationsvorrichtungen
US10673652B2 (en) 2017-03-02 2020-06-02 Futurewei Technologies, Inc. System and method for providing explicit feedback in the uplink
US10601491B2 (en) * 2017-12-15 2020-03-24 Google Llc Performance-based antenna selection for user devices

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5634199A (en) * 1993-04-14 1997-05-27 Stanford University Method of subspace beamforming using adaptive transmitting antennas with feedback
US5532700A (en) * 1995-03-16 1996-07-02 The United States Of America As Represented By The Secretary Of The Navy Preprocessor and adaptive beamformer for active signals of arbitrary waveform
US6246715B1 (en) * 1998-06-26 2001-06-12 Samsung Electronics Co., Ltd. Data transmitter and receiver of a DS-CDMA communication system
GB2313261B (en) * 1996-05-17 2000-08-30 Motorola Ltd Devices for transmitter path weights and methods therefor
DE19713666C2 (de) * 1997-04-02 1999-01-14 Siemens Ag Verfahren und Einrichtung zur Kanalzuteilung
US5819168A (en) * 1997-05-01 1998-10-06 At&T Corp Adaptive communication system and method using unequal weighting of interface and noise
US6144654A (en) * 1997-09-03 2000-11-07 Motorola, Inc. Method of combining and separating groups of multiple CDMA-encoded data signals and apparatus therefor
US6038450A (en) * 1997-09-12 2000-03-14 Lucent Technologies, Inc. Soft handover system for a multiple sub-carrier communication system and method thereof
US6067324A (en) 1998-06-30 2000-05-23 Motorola, Inc. Method and system for transmitting and demodulating a communications signal using an adaptive antenna array in a wireless communication system
ATE432565T1 (de) * 1998-10-05 2009-06-15 Sony Deutschland Gmbh Direktzugriff-burstübertragung mit mindestens einem nachrichtenteil
US6154485A (en) * 1998-10-19 2000-11-28 Motorola, Inc. Receiver in a wireless communications system for receiving signals having combined orthogonal transmit diversity and adaptive array techniques
FI108588B (fi) 1998-12-15 2002-02-15 Nokia Corp Menetelmä ja radiojärjestelmä digitaalisen signaalin siirtoon
US6643813B1 (en) * 1999-02-17 2003-11-04 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for reliable and efficient data communications
US6804311B1 (en) * 1999-04-08 2004-10-12 Texas Instruments Incorporated Diversity detection for WCDMA
US6594473B1 (en) * 1999-05-28 2003-07-15 Texas Instruments Incorporated Wireless system with transmitter having multiple transmit antennas and combining open loop and closed loop transmit diversities
JP2003526238A (ja) * 2000-02-29 2003-09-02 エイチアールエル ラボラトリーズ，エルエルシー 共同移動アンテナシステム
DE10032426B4 (de) * 2000-07-04 2006-01-12 Siemens Ag Strahlformungsverfahren

Also Published As

Publication number Publication date
DE60028838T2 (de) 2006-12-07
EP1334573B1 (de) 2006-06-14
US7447270B1 (en) 2008-11-04
WO2002041524A1 (en) 2002-05-23
ES2266010T3 (es) 2007-03-01
DE60028838D1 (de) 2006-07-27
AU2001218574A1 (en) 2002-05-27
EP1334573A1 (de) 2003-08-13

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