WO2013051839A3 - 무선 통신 시스템에서 간섭을 측정하는 방법 및 장치 - Google Patents

무선 통신 시스템에서 간섭을 측정하는 방법 및 장치 Download PDF

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Publication number
WO2013051839A3
WO2013051839A3 PCT/KR2012/007990 KR2012007990W WO2013051839A3 WO 2013051839 A3 WO2013051839 A3 WO 2013051839A3 KR 2012007990 W KR2012007990 W KR 2012007990W WO 2013051839 A3 WO2013051839 A3 WO 2013051839A3
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WO
WIPO (PCT)
Prior art keywords
wireless communication
communication system
csi
measuring interference
domain
Prior art date
Application number
PCT/KR2012/007990
Other languages
English (en)
French (fr)
Other versions
WO2013051839A2 (ko
Inventor
천진영
김기태
강지원
박성호
김수남
임빈철
Original Assignee
엘지전자 주식회사
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 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to KR1020147009503A priority Critical patent/KR101591210B1/ko
Priority to US14/348,814 priority patent/US9294947B2/en
Publication of WO2013051839A2 publication Critical patent/WO2013051839A2/ko
Publication of WO2013051839A3 publication Critical patent/WO2013051839A3/ko

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • H04J11/0026—Interference mitigation or co-ordination of multi-user interference
    • H04J11/0036—Interference mitigation or co-ordination of multi-user interference at the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • 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
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0035—Resource allocation in a cooperative multipoint environment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/0073—Allocation arrangements that take into account other cell interferences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signaling for the administration of the divided path
    • H04L5/0094—Indication of how sub-channels of the path are allocated

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Abstract

무선 통신 시스템에서 간섭을 측정하는 방법 및 장치가 제공된다. 단말(UE; user equipment)은 동일한 셀 ID(identity) 하는 제1 영역으로부터 CRS(common reference signal)를 수신하고, 상기 단말에 의해 지정된 CSI(channel state information) RS(reference signal) 구성(configuration)을 포함하는 제2 영역으로부터 CSI RS를 수신한다. 단말은 상기 수신한 CRS 및 CSI RS를 기반으로 상기 제2 영역에 대한 간섭을 측정한다.
PCT/KR2012/007990 2011-10-03 2012-10-02 무선 통신 시스템에서 간섭을 측정하는 방법 및 장치 WO2013051839A2 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020147009503A KR101591210B1 (ko) 2011-10-03 2012-10-02 무선 통신 시스템에서 간섭을 측정하는 방법 및 장치
US14/348,814 US9294947B2 (en) 2011-10-03 2012-10-02 Method and apparatus for measuring interference in a wireless communication system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161542782P 2011-10-03 2011-10-03
US61/542,782 2011-10-03

Publications (2)

Publication Number Publication Date
WO2013051839A2 WO2013051839A2 (ko) 2013-04-11
WO2013051839A3 true WO2013051839A3 (ko) 2013-05-30

Family

ID=48044289

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/007990 WO2013051839A2 (ko) 2011-10-03 2012-10-02 무선 통신 시스템에서 간섭을 측정하는 방법 및 장치

Country Status (3)

Country Link
US (1) US9294947B2 (ko)
KR (1) KR101591210B1 (ko)
WO (1) WO2013051839A2 (ko)

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CN102594420B (zh) * 2011-01-10 2015-08-05 上海贝尔股份有限公司 多点协同传输系统中的干扰抑制方法及装置
EP2976908B1 (en) * 2013-03-22 2019-06-05 Telefonaktiebolaget LM Ericsson (publ) Reference signal configuration
KR102301826B1 (ko) * 2014-08-27 2021-09-14 삼성전자 주식회사 무선 통신 시스템 및 그 시스템에서 간섭 조정을 위한 자원 관리 방법
EP3267718B1 (en) 2015-04-10 2024-02-28 Huawei Technologies Co., Ltd. Csi measurement and feedback method and device
US10985948B2 (en) * 2016-03-11 2021-04-20 Qualcomm Incorporated Noise and interference estimation in wireless systems using multiple transmission time intervals
KR102395382B1 (ko) * 2017-10-16 2022-05-09 삼성전자 주식회사 무선 통신 시스템에서 기지국의 셀 구축 방법 및 장치
CN114978461B (zh) * 2022-07-27 2022-11-01 天地信息网络研究院(安徽)有限公司 一种面向最大化分离的用户参数调度方法

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WO2011066325A1 (en) * 2009-11-24 2011-06-03 Qualcomm Incorporated Method and apparatus for facilitating a layered cell search for long term evolution systems
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EP2663130B1 (en) * 2011-01-04 2018-08-08 LG Electronics Inc. Method and apparatus for selecting a node in a distributed multi-node system
US8675558B2 (en) * 2011-01-07 2014-03-18 Intel Corporation CQI definition for transmission mode 9 in LTE-advanced
US8995400B2 (en) * 2011-02-11 2015-03-31 Qualcomm Incorporated Method and apparatus for enabling channel and interference estimations in macro/RRH system
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Also Published As

Publication number Publication date
WO2013051839A2 (ko) 2013-04-11
US9294947B2 (en) 2016-03-22
KR101591210B1 (ko) 2016-02-02
KR20140069128A (ko) 2014-06-09
US20140254419A1 (en) 2014-09-11

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