ZA200800808B - Apparatus, method and computer program product providing closed loop transmit antenna operation for systems using multiple antennas - Google Patents

Apparatus, method and computer program product providing closed loop transmit antenna operation for systems using multiple antennas

Info

Publication number
ZA200800808B
ZA200800808B ZA200800808A ZA200800808A ZA200800808B ZA 200800808 B ZA200800808 B ZA 200800808B ZA 200800808 A ZA200800808 A ZA 200800808A ZA 200800808 A ZA200800808 A ZA 200800808A ZA 200800808 B ZA200800808 B ZA 200800808B
Authority
ZA
South Africa
Prior art keywords
systems
computer program
program product
closed loop
transmit antenna
Prior art date
Application number
ZA200800808A
Other languages
English (en)
Inventor
Pedersen Klaus
Mogensen Preben
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=37604838&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA200800808(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nokia Corp filed Critical Nokia Corp
Publication of ZA200800808B publication Critical patent/ZA200800808B/xx

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
    • 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
    • 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
    • H04B7/0652—Feedback error handling
    • H04B7/0654—Feedback error handling at the receiver, e.g. antenna verification at mobile station
    • 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
    • H04B7/0665—Feed forward of transmit weights to the receiver
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information
    • 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
    • H04L1/0025—Transmission of mode-switching indication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
ZA200800808A 2005-06-30 2008-01-28 Apparatus, method and computer program product providing closed loop transmit antenna operation for systems using multiple antennas ZA200800808B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69635705P 2005-06-30 2005-06-30

Publications (1)

Publication Number Publication Date
ZA200800808B true ZA200800808B (en) 2009-02-25

Family

ID=37604838

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200800808A ZA200800808B (en) 2005-06-30 2008-01-28 Apparatus, method and computer program product providing closed loop transmit antenna operation for systems using multiple antennas

Country Status (10)

Country Link
US (1) US7715488B2 (zh)
EP (1) EP1905172B1 (zh)
JP (1) JP5043005B2 (zh)
KR (2) KR101123219B1 (zh)
CN (1) CN101228711B (zh)
BR (1) BRPI0614224A2 (zh)
MX (1) MX2008000160A (zh)
RU (1) RU2382497C2 (zh)
WO (1) WO2007004027A2 (zh)
ZA (1) ZA200800808B (zh)

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KR101124932B1 (ko) * 2005-05-30 2012-03-28 삼성전자주식회사 어레이 안테나를 이용하는 이동 통신 시스템에서의 데이터송/수신 장치 및 방법
US9184898B2 (en) 2005-08-01 2015-11-10 Google Technology Holdings LLC Channel quality indicator for time, frequency and spatial channel in terrestrial radio access network
US8009622B2 (en) * 2006-05-09 2011-08-30 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for improved single cell adaption due to change in environment
US20150030058A9 (en) * 2006-05-17 2015-01-29 Texas Instruments Inc. Cqi feedback for mimo deployments
EP2067278B1 (en) 2006-08-22 2016-06-15 Koninklijke Philips N.V. Method for transmitting data in a mobile system and radio stations therefor
KR100957011B1 (ko) * 2006-09-13 2010-05-13 삼성전자주식회사 다중 입력 다중 출력 시스템에서 자동 반복 요청 장치 및 방법
US8199857B2 (en) * 2007-06-15 2012-06-12 Broadcom Corporation Apparatus to reconfigure an 802.11a/n transceiver to support 802.11j/10 MHz mode of operation
US8116408B2 (en) 2007-06-15 2012-02-14 Broadcom Corporation Gain control for reduced interframe spacing (RIFS)
US8369388B2 (en) * 2007-06-15 2013-02-05 Broadcom Corporation Single-chip wireless tranceiver
US8526525B2 (en) * 2008-09-01 2013-09-03 Arvind V. Keerthi Interference avoiding MIMO
JP2012521107A (ja) * 2009-03-20 2012-09-10 ▲ホア▼▲ウェイ▼技術有限公司 プリコーディング制御指示情報を受信およびフィードバックする方法、ならびにその通信デバイス
US8895838B1 (en) 2010-01-08 2014-11-25 Magnolia Solar, Inc. Multijunction solar cell employing extended heterojunction and step graded antireflection structures and methods for constructing the same
EP2609692B1 (en) * 2010-08-23 2013-10-16 Telefonaktiebolaget L M Ericsson (publ) Devices and methods for transmitting / receiving instructions for uplink transmission in a wcdma system
EP2609691B1 (en) * 2010-08-23 2015-04-15 Telefonaktiebolaget L M Ericsson (publ) Device and method for improved closed loop diversity
CN103081375B (zh) * 2010-08-24 2016-04-27 瑞典爱立信有限公司 用于hspa wcdma上行链路导频的设备和方法
SG191847A1 (en) * 2011-01-07 2013-08-30 Interdigital Patent Holdings Method and apparatus for signaling for multi-antenna transmission with precoding
RU2473812C1 (ru) * 2011-07-28 2013-01-27 Открытое Акционерное Общество "Центральный Научно-Исследовательский Институт "Курс" Автоматизированная система связи
US9209950B2 (en) 2011-10-03 2015-12-08 Qualcomm Incorporated Antenna time offset in multiple-input-multiple-output and coordinated multipoint transmissions
CN104081696B (zh) 2011-11-04 2017-07-18 英特尔公司 用于协调多点(CoMP)系统中下行链路(DL)传输的定时同步
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CN103368629A (zh) * 2012-03-26 2013-10-23 中兴通讯股份有限公司 信道状态信息反馈方法及装置
WO2015135117A1 (zh) * 2014-03-10 2015-09-17 华为技术有限公司 处理信号的装置和方法
US10505765B2 (en) * 2016-04-28 2019-12-10 Intel IP Corporation Channel estimation fields for wireless networks
WO2018080586A1 (en) * 2016-10-26 2018-05-03 Intel Corporation Channel estimation for wireless networks
US20230213790A1 (en) 2022-01-04 2023-07-06 E Ink Corporation Electrophoretic media comprising electrophoretic particles and a combination of charge control agents
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US6888809B1 (en) * 2000-01-13 2005-05-03 Lucent Technologies Inc. Space-time processing for multiple-input, multiple-output, wireless systems
EP1334573B1 (en) 2000-11-17 2006-06-14 Nokia Corporation Method for controlling the data signal weighting in multi-element transceivers and corresponding devices and telecommunications network
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US6859503B2 (en) * 2001-04-07 2005-02-22 Motorola, Inc. Method and system in a transceiver for controlling a multiple-input, multiple-output communications channel
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
US7116944B2 (en) * 2002-02-07 2006-10-03 Lucent Technologies Inc. Method and apparatus for feedback error detection in a wireless communications systems
CN1269330C (zh) * 2002-03-22 2006-08-09 华为技术有限公司 一种自适应加权空时发射分集方法及其系统
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KR100617843B1 (ko) * 2003-07-26 2006-08-28 삼성전자주식회사 적응 안테나 어레이 방식을 사용하는 이동 통신 시스템에서 신호 송수신 시스템 및 방법
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Also Published As

Publication number Publication date
CN101228711B (zh) 2016-08-03
KR20100063824A (ko) 2010-06-11
KR20080024219A (ko) 2008-03-17
MX2008000160A (es) 2008-04-02
EP1905172A4 (en) 2013-04-24
US20070002963A1 (en) 2007-01-04
EP1905172A2 (en) 2008-04-02
JP5043005B2 (ja) 2012-10-10
JP2009500890A (ja) 2009-01-08
EP1905172B1 (en) 2017-06-21
RU2008102880A (ru) 2009-08-10
WO2007004027A3 (en) 2007-03-22
BRPI0614224A2 (pt) 2011-03-15
CN101228711A (zh) 2008-07-23
RU2382497C2 (ru) 2010-02-20
KR101173527B1 (ko) 2012-08-14
KR101123219B1 (ko) 2012-03-20
WO2007004027A2 (en) 2007-01-11
US7715488B2 (en) 2010-05-11

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