DE60207806D1 - Apparat für mobile Kommunikation mit mehreren Sende- und Empfangsantennen und zugehörige Kommunikationsmethode - Google Patents

Apparat für mobile Kommunikation mit mehreren Sende- und Empfangsantennen und zugehörige Kommunikationsmethode

Info

Publication number
DE60207806D1
DE60207806D1 DE60207806T DE60207806T DE60207806D1 DE 60207806 D1 DE60207806 D1 DE 60207806D1 DE 60207806 T DE60207806 T DE 60207806T DE 60207806 T DE60207806 T DE 60207806T DE 60207806 D1 DE60207806 D1 DE 60207806D1
Authority
DE
Germany
Prior art keywords
receive antennas
multiple transmit
mobile communication
communication method
associated communication
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60207806T
Other languages
English (en)
Other versions
DE60207806T2 (de
Inventor
Sung-Jin Kim
Jong-Hyeuk Lee
Ho-Jin Kim
Yung-Soo Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of DE60207806D1 publication Critical patent/DE60207806D1/de
Publication of DE60207806T2 publication Critical patent/DE60207806T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
    • 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
    • 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
    • H04B7/065—Variable contents, e.g. long-term or short-short
    • 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
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H04W52/343—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading taking into account loading or congestion level
    • 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
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H04W52/346—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading distributing total power among users or channels
    • 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
    • H04W52/228—TPC being performed according to specific parameters taking into account previous information or commands using past power values or information
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
DE60207806T 2001-10-24 2002-10-23 Apparat für mobile Kommunikation mit mehreren Sende- und Empfangsantennen und zugehörige Kommunikationsmethode Expired - Lifetime DE60207806T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR2001065670 2001-10-24
KR1020010065670A KR100596413B1 (ko) 2001-10-24 2001-10-24 송/수신 다중 안테나를 포함하는 이동 통신 장치 및 방법

Publications (2)

Publication Number Publication Date
DE60207806D1 true DE60207806D1 (de) 2006-01-12
DE60207806T2 DE60207806T2 (de) 2006-08-24

Family

ID=36776504

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60207806T Expired - Lifetime DE60207806T2 (de) 2001-10-24 2002-10-23 Apparat für mobile Kommunikation mit mehreren Sende- und Empfangsantennen und zugehörige Kommunikationsmethode

Country Status (6)

Country Link
US (1) US7050776B2 (de)
EP (1) EP1306983B1 (de)
JP (1) JP4516268B2 (de)
KR (1) KR100596413B1 (de)
CN (1) CN1218523C (de)
DE (1) DE60207806T2 (de)

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KR100615889B1 (ko) 2001-12-29 2006-08-25 삼성전자주식회사 송/수신 다중 안테나를 포함하는 이동 통신 장치 및 방법
KR100896682B1 (ko) * 2002-04-09 2009-05-14 삼성전자주식회사 송/수신 다중 안테나를 포함하는 이동 통신 장치 및 방법
KR100917882B1 (ko) * 2002-07-10 2009-09-16 삼성전자주식회사 기지국/이동국 다중 안테나를 포함하는 이동 통신 장치 및방법
KR100900970B1 (ko) 2002-10-19 2009-06-08 삼성전자주식회사 기지국/이동국 다중안테나를 포함하는 이동통신장치 및 방법
EP1511189B1 (de) * 2002-11-26 2017-09-06 Wi-Fi One, LLC Kommunikationsverfahren, sendervorrichtung und empfängervorrichtung
US7433661B2 (en) * 2003-06-25 2008-10-07 Lucent Technologies Inc. Method for improved performance and reduced bandwidth channel state information feedback in communication systems
KR100594817B1 (ko) * 2003-12-27 2006-06-30 한국전자통신연구원 고유빔 형성 기술이 적용된 ｍｉｍｏ-ｏｆｄｍ 시스템 및이의 빔형성 방법
KR100594816B1 (ko) * 2003-12-27 2006-06-30 한국전자통신연구원 고유빔 형성 기술이 적용된 ｍｉｍｏ-ｏｆｄｍ 시스템
US7872963B2 (en) 2003-12-27 2011-01-18 Electronics And Telecommunications Research Institute MIMO-OFDM system using eigenbeamforming method
US8073404B2 (en) * 2004-09-17 2011-12-06 Ntt Docomo, Inc. Mobile communication method, mobile station and base station
KR100657912B1 (ko) * 2004-11-18 2006-12-14 삼성전자주식회사 잡음 제거 방법 및 장치
KR101231357B1 (ko) 2006-04-06 2013-02-07 엘지전자 주식회사 다중 안테나 시스템에서 채널 상태 정보 귀환 방법 및데이터 송신 방법
KR100951822B1 (ko) * 2007-03-14 2010-04-12 삼성전자주식회사 다중 안테나 무선통신 시스템에서 하향링크 스케줄링 장치및 방법
KR101321394B1 (ko) * 2007-07-18 2013-10-25 삼성전자주식회사 이동체 안테나 제어 방법 및 이를 이용한 이동체 안테나제어 시스템
PT2209272E (pt) * 2007-09-12 2014-05-26 Qualcomm Inc Dispositivos e métodos para o aumento de capacidade em comunicações sem fios
IL203785A (en) 2007-09-12 2014-07-31 Qualcomm Inc Devices to increase capacitance and methods for wireless communication
KR100930717B1 (ko) * 2007-09-13 2009-12-09 한국전자통신연구원 무선 통신 시스템의 채널 추정 및 피드백 방법
JP2012502582A (ja) 2008-09-12 2012-01-26 クゥアルコム・インコーポレイテッド 通信リンクのために使用するトレーニングシーケンスコードのセットはどれかをモバイルデバイスに対してシグナリングするための方法及び装置
US8929309B2 (en) * 2010-06-18 2015-01-06 Interdigital Patent Holdings, Inc. Long-term feedback transmission and rank reporting
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Also Published As

Publication number Publication date
EP1306983B1 (de) 2005-12-07
KR20030033601A (ko) 2003-05-01
DE60207806T2 (de) 2006-08-24
JP2003143068A (ja) 2003-05-16
US7050776B2 (en) 2006-05-23
US20030060236A1 (en) 2003-03-27
CN1218523C (zh) 2005-09-07
CN1426186A (zh) 2003-06-25
KR100596413B1 (ko) 2006-07-03
JP4516268B2 (ja) 2010-08-04
EP1306983A1 (de) 2003-05-02

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