WO2008154768A8 - 在单播和广播/多播复用模式下映射导频信号的方法和装置 - Google Patents

在单播和广播/多播复用模式下映射导频信号的方法和装置 Download PDF

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Publication number
WO2008154768A8
WO2008154768A8 PCT/CN2007/001907 CN2007001907W WO2008154768A8 WO 2008154768 A8 WO2008154768 A8 WO 2008154768A8 CN 2007001907 W CN2007001907 W CN 2007001907W WO 2008154768 A8 WO2008154768 A8 WO 2008154768A8
Authority
WO
WIPO (PCT)
Prior art keywords
broadcast
unicast
multicast
pilot
multicast services
Prior art date
Application number
PCT/CN2007/001907
Other languages
English (en)
French (fr)
Other versions
WO2008154768A1 (en
Inventor
张碧军
陈宇
胡中骥
汪勇刚
Original Assignee
上海贝尔股份有限公司
阿尔卡特朗讯
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 上海贝尔股份有限公司, 阿尔卡特朗讯 filed Critical 上海贝尔股份有限公司
Priority to US12/665,134 priority Critical patent/US8345610B2/en
Priority to CN2007800533841A priority patent/CN101755397B/zh
Priority to EP07721480.7A priority patent/EP2161941B1/en
Priority to KR1020107000929A priority patent/KR101298959B1/ko
Priority to JP2010512483A priority patent/JP5000759B2/ja
Priority to PCT/CN2007/001907 priority patent/WO2008154768A1/zh
Publication of WO2008154768A1 publication Critical patent/WO2008154768A1/zh
Publication of WO2008154768A8 publication Critical patent/WO2008154768A8/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
    • 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
    • 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
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/30—Resource management for broadcast services
PCT/CN2007/001907 2007-06-18 2007-06-18 A method and device for pilot mapping in multiplexing mode of unicast and broadcast/multicast services WO2008154768A1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US12/665,134 US8345610B2 (en) 2007-06-18 2007-06-18 Method and apparatus for mapping pilot signals in multiplexing mode of unicast and broadcast/multicast services
CN2007800533841A CN101755397B (zh) 2007-06-18 2007-06-18 在单播和广播/多播复用模式下映射导频信号的方法和装置
EP07721480.7A EP2161941B1 (en) 2007-06-18 2007-06-18 A method and device for pilot mapping in multiplexing mode of unicast and broadcast/multicast services
KR1020107000929A KR101298959B1 (ko) 2007-06-18 2007-06-18 유니캐스트 및 브로드캐스트／멀티캐스트 서비스들의 멀티플렉싱 모드에서 파일럿 맵핑 방법 및 장치
JP2010512483A JP5000759B2 (ja) 2007-06-18 2007-06-18 ユニキャスト及びブロードキャスト／マルチキャストサービスの多重モードにおいてパイロット信号をマッピングするための方法及び装置
PCT/CN2007/001907 WO2008154768A1 (en) 2007-06-18 2007-06-18 A method and device for pilot mapping in multiplexing mode of unicast and broadcast/multicast services

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2007/001907 WO2008154768A1 (en) 2007-06-18 2007-06-18 A method and device for pilot mapping in multiplexing mode of unicast and broadcast/multicast services

Publications (2)

Publication Number Publication Date
WO2008154768A1 WO2008154768A1 (en) 2008-12-24
WO2008154768A8 true WO2008154768A8 (zh) 2010-01-28

Family

ID=40155853

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2007/001907 WO2008154768A1 (en) 2007-06-18 2007-06-18 A method and device for pilot mapping in multiplexing mode of unicast and broadcast/multicast services

Country Status (6)

Country Link
US (1) US8345610B2 (zh)
EP (1) EP2161941B1 (zh)
JP (1) JP5000759B2 (zh)
KR (1) KR101298959B1 (zh)
CN (1) CN101755397B (zh)
WO (1) WO2008154768A1 (zh)

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KR101486352B1 (ko) 2007-06-18 2015-01-26 엘지전자 주식회사 무선 통신 시스템의 단말에서의 상향링크 동기 상태 제어방법
KR101490253B1 (ko) 2007-08-10 2015-02-05 엘지전자 주식회사 무선 통신 시스템에서의 제어정보 전송 및 수신 방법
WO2009022877A2 (en) 2007-08-14 2009-02-19 Lg Electronics Inc. A method of transmitting and processing data block of specific protocol layer in wireless communication system
KR101461970B1 (ko) * 2007-09-13 2014-11-14 엘지전자 주식회사 무선 통신 시스템에서의 폴링 과정 수행 방법
KR100937432B1 (ko) 2007-09-13 2010-01-18 엘지전자 주식회사 무선 통신 시스템에서의 무선자원 할당 방법
KR101591824B1 (ko) 2007-09-18 2016-02-04 엘지전자 주식회사 무선 통신 시스템에서의 폴링 과정 수행 방법
KR101513033B1 (ko) 2007-09-18 2015-04-17 엘지전자 주식회사 다중 계층 구조에서 ＱｏＳ를 보장하기 위한 방법
KR101435844B1 (ko) 2007-09-18 2014-08-29 엘지전자 주식회사 무선 통신 시스템에서의 데이터 블록 전송 방법
KR20090043465A (ko) 2007-10-29 2009-05-06 엘지전자 주식회사 무선 베어러 타입에 따른 오류 해결 방법
KR101163275B1 (ko) 2008-03-17 2012-07-05 엘지전자 주식회사 Ｐｄｃｐ 상태 보고 전송 방법
WO2009116788A1 (en) 2008-03-17 2009-09-24 Lg Electronics Inc. Method of transmitting rlc data
GB0819694D0 (en) * 2008-10-24 2008-12-03 Ipwireless Inc Cellular communication system,communication units and methods for broadcast communication
US20100220651A1 (en) * 2009-03-02 2010-09-02 Mediatek Inc. Method and apparatus for broadcasting and receiving system information in OFDMA systems
CN101944946A (zh) * 2009-07-08 2011-01-12 中兴通讯股份有限公司 无线通信系统和方法以及无线通信系统中发送导频的方法
US9137202B2 (en) 2011-06-09 2015-09-15 At&T Intellectual Property I, L.P. System and method for dynamically adapting network delivery modes of content
US20140153471A1 (en) * 2012-11-30 2014-06-05 Qualcomm Incorporated Allowing unicast subframe structure for embms
CN106209713A (zh) * 2015-05-06 2016-12-07 北京信威通信技术股份有限公司 一种无线通信中的解调方法
US10375528B2 (en) 2015-07-09 2019-08-06 At&T Intellectual Property I, L.P. Dynamically switching between broadcast and unicast services for service continuity between wireless networks
CN115942471A (zh) * 2018-06-25 2023-04-07 上海朗帛通信技术有限公司 一种被用于无线通信的基站、用户设备中的方法和装置

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WO2005041515A1 (en) 2003-10-24 2005-05-06 Qualcomm Incorporated Frequency division multiplexing of multiple data streams in a wireless multi-carrier communication system
KR100918730B1 (ko) * 2003-10-27 2009-09-24 삼성전자주식회사 직교 주파수 분할 다중 방식을 사용하는 통신 시스템에서기지국 구분을 위한 파일럿 패턴 세트 송수신 장치 및 방법
US8089855B2 (en) 2004-06-04 2012-01-03 Qualcomm Incorporated Transmission of overhead information for broadcast and multicast services in a wireless communication system
CN101133614B (zh) * 2005-03-01 2011-06-29 松下电器产业株式会社 Ofdm接收机、集成电路以及接收方法
US8126066B2 (en) * 2005-06-09 2012-02-28 Telefonaktiebolaget Lm Ericsson (Publ) Time and frequency channel estimation
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Also Published As

Publication number Publication date
CN101755397A (zh) 2010-06-23
KR101298959B1 (ko) 2013-08-23
KR20100028639A (ko) 2010-03-12
EP2161941A1 (en) 2010-03-10
JP5000759B2 (ja) 2012-08-15
US20100172282A1 (en) 2010-07-08
EP2161941B1 (en) 2013-05-08
US8345610B2 (en) 2013-01-01
WO2008154768A1 (en) 2008-12-24
CN101755397B (zh) 2013-04-24
JP2010530674A (ja) 2010-09-09
EP2161941A4 (en) 2012-07-11

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