WO2011025177A3 - 무선통신시스템에서 상향링크 광대역 측정 신호를 이용한 하향링크 채널 정보 전송 방법과 장치, 및 그를 이용한 하향링크 채널정보 획득방법과 장치 - Google Patents

무선통신시스템에서 상향링크 광대역 측정 신호를 이용한 하향링크 채널 정보 전송 방법과 장치, 및 그를 이용한 하향링크 채널정보 획득방법과 장치 Download PDF

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Publication number
WO2011025177A3
WO2011025177A3 PCT/KR2010/005463 KR2010005463W WO2011025177A3 WO 2011025177 A3 WO2011025177 A3 WO 2011025177A3 KR 2010005463 W KR2010005463 W KR 2010005463W WO 2011025177 A3 WO2011025177 A3 WO 2011025177A3
Authority
WO
WIPO (PCT)
Prior art keywords
channel information
downlink channel
wireless communication
communication system
measurement signal
Prior art date
Application number
PCT/KR2010/005463
Other languages
English (en)
French (fr)
Other versions
WO2011025177A2 (ko
Inventor
박경민
서성진
Original Assignee
(주)팬택
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 (주)팬택 filed Critical (주)팬택
Priority to CN2010800428160A priority Critical patent/CN102577565A/zh
Priority to EP10812191A priority patent/EP2472979A2/en
Priority to US13/391,795 priority patent/US20120147845A1/en
Priority to JP2012526629A priority patent/JP2013503543A/ja
Publication of WO2011025177A2 publication Critical patent/WO2011025177A2/ko
Publication of WO2011025177A3 publication Critical patent/WO2011025177A3/ko

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03891—Spatial equalizers
    • H04L25/03898—Spatial equalizers codebook-based design
    • 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
    • H04L5/0048—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
    • 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
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03891—Spatial equalizers
    • H04L25/03949—Spatial equalizers equalizer selection or adaptation based on feedback
    • H04L25/03955—Spatial equalizers equalizer selection or adaptation based on feedback in combination with downlink estimations, e.g. downlink path losses
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel

Abstract

본 명세서는 무선통신시스템에 관한 것으로서, 특히 무선통신시스템에서 상향링크 광대역 측정 신호를 이용한 하향링크 채널 정보 전송방법 및 장치와, 그를 이용한 하향링크 채널정보 획득방법에 대하여 개시하고 있다.
PCT/KR2010/005463 2009-08-26 2010-08-18 무선통신시스템에서 상향링크 광대역 측정 신호를 이용한 하향링크 채널 정보 전송 방법과 장치, 및 그를 이용한 하향링크 채널정보 획득방법과 장치 WO2011025177A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2010800428160A CN102577565A (zh) 2009-08-26 2010-08-18 在无线通信系统中利用上行宽带测量信号发送下行信道信息的方法和装置以及利用其获取下行信道信息的方法和装置
EP10812191A EP2472979A2 (en) 2009-08-26 2010-08-18 Method and apparatus for transmitting downlink channel information using an uplink broadband measurement signal in a wireless communication system, and method and apparatus for acquiring downlink channel information using same
US13/391,795 US20120147845A1 (en) 2009-08-26 2010-08-18 Method and apparatus for transmitting downlink channel information using an uplink broadband measurement signal in a wireless communication system, and method and apparatus for acquiring downlink channel information using same
JP2012526629A JP2013503543A (ja) 2009-08-26 2010-08-18 無線通信システムにおけるアップリンク広帯域測定信号を用いたダウンリンクチャンネル情報の送信方法と装置、及びそれを用いたダウンリンクチャンネル情報の取得方法と装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2009-0079489 2009-08-26
KR1020090079489A KR20110021603A (ko) 2009-08-26 2009-08-26 무선통신시스템에서 상향링크 광대역 측정 신호를 이용한 하향링크 채널 정보 전송 방법과 장치, 및 그를 이용한 하향링크 채널정보 획득방법

Publications (2)

Publication Number Publication Date
WO2011025177A2 WO2011025177A2 (ko) 2011-03-03
WO2011025177A3 true WO2011025177A3 (ko) 2011-06-30

Family

ID=43628545

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2010/005463 WO2011025177A2 (ko) 2009-08-26 2010-08-18 무선통신시스템에서 상향링크 광대역 측정 신호를 이용한 하향링크 채널 정보 전송 방법과 장치, 및 그를 이용한 하향링크 채널정보 획득방법과 장치

Country Status (6)

Country Link
US (1) US20120147845A1 (ko)
EP (1) EP2472979A2 (ko)
JP (1) JP2013503543A (ko)
KR (1) KR20110021603A (ko)
CN (1) CN102577565A (ko)
WO (1) WO2011025177A2 (ko)

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Publication number Priority date Publication date Assignee Title
US9204434B2 (en) 2012-03-19 2015-12-01 Qualcomm Incorporated Enhanced sounding reference signal (SRS) operation
WO2014003313A1 (ko) * 2012-06-25 2014-01-03 주식회사 케이티 물리적 상향링크 데이터 채널 맵핑정보 송수신 방법 및 그 단말
KR101669701B1 (ko) * 2012-06-25 2016-10-26 주식회사 케이티 물리적 상향링크 데이터 채널 맵핑정보 제공방법 및 그 송수신포인트, 물리적 상향링크 데이터 채널의 전송방법, 그 단말
US9049731B2 (en) * 2012-12-03 2015-06-02 At&T Mobility Ii Llc Facilitation of bandwidth-based femto cell management
CN103916350B (zh) * 2013-01-04 2017-09-05 中国移动通信集团公司 一种获取载波的信道信息的方法、系统和装置
JP6577494B2 (ja) * 2015-01-26 2019-09-18 京セラ株式会社 無線通信装置および信号処理の制御方法

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Also Published As

Publication number Publication date
KR20110021603A (ko) 2011-03-04
WO2011025177A2 (ko) 2011-03-03
CN102577565A (zh) 2012-07-11
EP2472979A2 (en) 2012-07-04
JP2013503543A (ja) 2013-01-31
US20120147845A1 (en) 2012-06-14

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