EP2742714A4 - METHODS FOR RETRIEVING CHANNEL STATE INFORMATION AND TRANSMISSION IN A COORDINATED MULTIPOINT WIRELESS COMMUNICATION SYSTEM - Google Patents

METHODS FOR RETRIEVING CHANNEL STATE INFORMATION AND TRANSMISSION IN A COORDINATED MULTIPOINT WIRELESS COMMUNICATION SYSTEM

Info

Publication number
EP2742714A4
EP2742714A4 EP12823759.1A EP12823759A EP2742714A4 EP 2742714 A4 EP2742714 A4 EP 2742714A4 EP 12823759 A EP12823759 A EP 12823759A EP 2742714 A4 EP2742714 A4 EP 2742714A4
Authority
EP
European Patent Office
Prior art keywords
transmission
methods
state information
wireless communications
communications system
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.)
Withdrawn
Application number
EP12823759.1A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2742714A1 (en
Inventor
Tazeh Mahalleh Masoud Ebrahimi
Shiwei Gao
Yongkang Jia
Tarik Tabet
Hua Xu
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.)
BlackBerry Ltd
Original Assignee
BlackBerry 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
Priority claimed from US13/545,632 external-priority patent/US9025574B2/en
Application filed by BlackBerry Ltd filed Critical BlackBerry Ltd
Publication of EP2742714A1 publication Critical patent/EP2742714A1/en
Publication of EP2742714A4 publication Critical patent/EP2742714A4/en
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • 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
    • H04B7/0658—Feedback reduction
    • H04B7/066—Combined feedback for a number of channels, e.g. over several subcarriers like in orthogonal frequency division multiplexing [OFDM]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
EP12823759.1A 2011-08-12 2012-08-08 METHODS FOR RETRIEVING CHANNEL STATE INFORMATION AND TRANSMISSION IN A COORDINATED MULTIPOINT WIRELESS COMMUNICATION SYSTEM Withdrawn EP2742714A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201161523056P 2011-08-12 2011-08-12
US201161541387P 2011-09-30 2011-09-30
US13/545,632 US9025574B2 (en) 2011-08-12 2012-07-10 Methods of channel state information feedback and transmission in coordinated multi-point wireless communications system
PCT/CA2012/050538 WO2013023290A1 (en) 2011-08-12 2012-08-08 Methods of channel state information feedback and transmission in coordinated multi-point wireless communications system

Publications (2)

Publication Number Publication Date
EP2742714A1 EP2742714A1 (en) 2014-06-18
EP2742714A4 true EP2742714A4 (en) 2015-04-01

Family

ID=47714649

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12823759.1A Withdrawn EP2742714A4 (en) 2011-08-12 2012-08-08 METHODS FOR RETRIEVING CHANNEL STATE INFORMATION AND TRANSMISSION IN A COORDINATED MULTIPOINT WIRELESS COMMUNICATION SYSTEM

Country Status (5)

Country Link
EP (1) EP2742714A4 (ko)
KR (1) KR101581601B1 (ko)
CN (1) CN103959839A (ko)
CA (1) CA2844743A1 (ko)
WO (1) WO2013023290A1 (ko)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8797966B2 (en) 2011-09-23 2014-08-05 Ofinno Technologies, Llc Channel state information transmission
US8885569B2 (en) 2011-12-19 2014-11-11 Ofinno Technologies, Llc Beamforming signaling in a wireless network
US9337973B2 (en) 2012-09-11 2016-05-10 Industrial Technology Research Institute Method of cooperative MIMO wireless communication and base station using the same
KR102064939B1 (ko) 2013-08-07 2020-01-13 삼성전자 주식회사 다수의 이차원 배열 안테나를 사용하는 이동통신 시스템에서의 피드백 송수신 방법 및 장치
US9461727B2 (en) * 2013-09-05 2016-10-04 Intel Corporation Adaptive sectorization of a spational region for parallel multi-user transmissions
CN104811285A (zh) * 2014-01-23 2015-07-29 华为技术有限公司 一种协作通信方法及设备
EP3119009B1 (en) * 2014-03-12 2021-07-28 Huawei Technologies Co., Ltd. Apparatus and method for channel quality indicator feedback
US10057828B2 (en) * 2014-06-02 2018-08-21 Intel IP Corporation Communication systems and methods
WO2016004614A1 (zh) * 2014-07-11 2016-01-14 华为技术有限公司 一种数据传输方法、用户设备和基站
US9509486B2 (en) * 2014-08-04 2016-11-29 Qualcomm Incorporated Techniques for indicating a frame format for transmissions using unlicensed radio frequency spectrum bands
KR102375757B1 (ko) * 2014-11-07 2022-03-18 한국전자통신연구원 채널 상태 정보 리포트 생성 방법 및 장치
WO2016109921A1 (zh) * 2015-01-05 2016-07-14 华为技术有限公司 数据传输的方法、站点、接入点和接入控制器
CN105873236A (zh) * 2015-01-23 2016-08-17 中兴通讯股份有限公司 连接建立方法及装置
US10652769B2 (en) 2015-07-25 2020-05-12 Mariana Goldhamer Coupling loss in wireless networks
CN107171699A (zh) 2016-03-03 2017-09-15 华为技术有限公司 传输数据的方法和装置
BR112019002283A2 (pt) 2016-08-05 2019-06-18 Huawei Tech Co Ltd método de processamento de dados, dispositivo de controle de transmissão, e extremidade de recepção
WO2018030416A1 (ja) * 2016-08-10 2018-02-15 株式会社Ｎｔｔドコモ ユーザ端末及び無線通信方法
WO2018027908A1 (en) * 2016-08-12 2018-02-15 Qualcomm Incorporated Dynamic multi-beam transmission for new radio technology multiple-input multiple-output
US20190253876A1 (en) * 2016-11-03 2019-08-15 Huawei Technologies Co., Ltd. Status Switching Method, Network Device, and Terminal Device
MX2019005177A (es) 2016-11-04 2019-08-05 Ericsson Telefon Ab L M Configuracion de pt-rs dependiendo de parametros de programacion.
CN108271257B (zh) 2016-12-31 2021-07-09 华为技术有限公司 一种资源配置方法及装置
CN108737040B (zh) * 2017-04-14 2020-12-25 华为技术有限公司 传输方法、终端和网络设备
CN108112077B (zh) * 2017-05-05 2024-02-27 中兴通讯股份有限公司 资源分配方法及装置
EP3641193A4 (en) * 2017-06-15 2021-03-24 LG Electronics Inc. PROCESS FOR CARRYING OUT COORDINATED TRANSMISSION IN A WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFORE
CN109150268B (zh) * 2017-06-16 2021-03-23 华为技术有限公司 信道状态信息反馈和接收方法、接收端设备和发送端设备
CN110999366B (zh) * 2017-08-11 2022-04-05 中兴通讯股份有限公司 用于确定信道质量指示符(cqi)索引值的系统和方法
US10454538B2 (en) * 2017-09-08 2019-10-22 Qualcomm Incorporated Methods and systems for joint access point MIMO transmissions
CN108174429A (zh) * 2018-01-19 2018-06-15 成都英格思科技有限责任公司 一种基于空间调制解码转发中继系统的中继节点选择方法
US10778316B2 (en) * 2018-04-05 2020-09-15 Qualcomm Incorporated Hybrid closed-loop and open-loop multiple-input multiple-output scheme in new radio
US10680682B2 (en) 2018-05-11 2020-06-09 Qualcomm Incorporated Channel state information feedback for multi-transmission/reception point transmission in new radio
CN109472239B (zh) * 2018-10-28 2021-10-01 中国人民解放军空军工程大学 一种跳频电台个体识别方法
KR20200063008A (ko) * 2018-11-27 2020-06-04 삼성전자주식회사 무선 통신 시스템에서 harq-ack 피드백을 송수신하는 방법 및 장치
CN111294886B (zh) * 2020-02-10 2022-03-25 广东工业大学 一种基于无线能量驱动的移动边缘计算方法及装置
EP4207650A4 (en) * 2020-10-21 2023-10-25 Huawei Technologies Co., Ltd. INFORMATION TRANSMISSION METHOD, APPARATUS AND APPARATUS
CN115866779B (zh) * 2022-11-22 2024-05-14 三维通信股份有限公司 基站下行调度的控制方法、装置、存储介质和电子装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010147416A2 (en) * 2009-06-18 2010-12-23 Lg Electronics Inc. Method and apparatus for feeding back channel state information

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080031369A1 (en) * 2006-06-07 2008-02-07 Li Ye Geoffrey Apparatus and methods for multi-carrier wireless access with energy spreading
JP5006001B2 (ja) * 2006-08-22 2012-08-22 株式会社エヌ・ティ・ティ・ドコモ 下りリンクｍｉｍｏ伝送制御方法および基地局装置
US8259651B2 (en) * 2008-03-25 2012-09-04 Samsung Electronics Co., Ltd. System and method for multiplexing on an LTE uplink control channel
US9019902B2 (en) * 2008-11-11 2015-04-28 Qualcomm Incorporated Channel quality feedback in multicarrier systems
US9019903B2 (en) * 2008-12-08 2015-04-28 Qualcomm Incorporated Optimization to support uplink coordinated multi-point
CN101771437A (zh) * 2008-12-31 2010-07-07 中兴通讯股份有限公司 一种专用导频的传输方法
CN101834642B (zh) * 2009-03-13 2014-06-11 夏普株式会社 多输入多输出传输方法、基站设备和通信系统
US8705510B2 (en) * 2009-04-22 2014-04-22 Lg Electronics Inc. Method for transmitting feedback information and data using a precoding codebook for multicell cooperative communication in a wireless communication system
US8917707B2 (en) * 2009-04-24 2014-12-23 Samsung Electronics Co., Ltd. Techniques for channel state information feedback in wireless communication system
US9461718B2 (en) * 2009-11-05 2016-10-04 Lg Electronics Inc. Method for transmitting channel quality information, and apparatus for same
KR101754970B1 (ko) * 2010-01-12 2017-07-06 삼성전자주식회사 무선 통신 시스템의 채널 상태 측정 기준신호 처리 장치 및 방법
CN102082639B (zh) * 2010-11-08 2014-01-29 大唐移动通信设备有限公司 信道状态信息的传输方法和设备
CN102045762B (zh) * 2010-12-02 2013-07-24 大唐移动通信设备有限公司 一种上报信道状态的方法及装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010147416A2 (en) * 2009-06-18 2010-12-23 Lg Electronics Inc. Method and apparatus for feeding back channel state information

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013023290A1 *

Also Published As

Publication number Publication date
KR101581601B1 (ko) 2015-12-30
WO2013023290A1 (en) 2013-02-21
EP2742714A1 (en) 2014-06-18
CN103959839A (zh) 2014-07-30
CA2844743A1 (en) 2013-02-21
KR20140061449A (ko) 2014-05-21

Similar Documents

Publication Publication Date Title
EP2742714A4 (en) METHODS FOR RETRIEVING CHANNEL STATE INFORMATION AND TRANSMISSION IN A COORDINATED MULTIPOINT WIRELESS COMMUNICATION SYSTEM
EP2761959A4 (en) SYSTEMS AND METHODS FOR WIRELESS COMMUNICATION CONTROL CHANNEL
GB2493781B (en) Wireless communications system and method
GB2493785B (en) Wireless communications system and method
GB2493784B (en) Wireless communications system and method
GB2493782B (en) Wireless communications system and method
EP2702736A4 (en) SYSTEM AND METHOD FOR CHANNEL CONTROL IN A WIRELESS COMMUNICATION SYSTEM
GB2491856B (en) Wireless communications system and method
GB201104614D0 (en) Mobile communications network and method
GB2497745B (en) Improvements to wireless communication systems and methods
EP2671422A4 (en) SYSTEM AND METHOD FOR TRANSMITTING AND RECEIVING CONTROL CHANNELS IN A COMMUNICATIONS SYSTEM
EP2820789A4 (en) MOBILE COMMUNICATION SYSTEM AND CHANNEL TRANSMISSION / RECEIVING METHOD THEREFOR
GB2491857B (en) Wireless communications system and method
EP2661937A4 (en) SYSTEM AND METHOD FOR TRANSMITTING AND RECEIVING CONTROL CHANNEL
GB2491900B (en) Wireless communications methods and apparatus
PL3386139T3 (pl) Transmisja i odbiór danych sterujących w systemie komunikacji
EP2567559A4 (en) METHODS AND DEVICES FOR RECOVERING COMMUNICATIONS CHANNEL
EP2774417A4 (en) FEEDBACK OF CHANNEL STATE INFORMATION IN A COORDINATED MULTIPOINT SYSTEM
ZA201400478B (en) Utility communication method and system
EP2715963A4 (en) MOBILE COMMUNICATION SYSTEM AND DATA TRANSMISSION METHOD THEREFOR
GB201111267D0 (en) Mobile communications device and method
IL224702A (en) Systems and methods of providing communications services
EP2690920A4 (en) FILM-FREE COMMUNICATION SYSTEM AND CORRESPONDING COMMUNICATION METHOD
EP2744274A4 (en) MOBILE STATION AND MOBILE COMMUNICATION PROCESS
EP2688360A4 (en) RADIO COMMUNICATION TRANSMISSION SYSTEM AND METHOD BASED ON A SOFTWARE DEFINED RADIO

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20140311

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20150304

RIC1 Information provided on ipc code assigned before grant

Ipc: H04W 24/00 20090101AFI20150226BHEP

Ipc: H04W 72/12 20090101ALI20150226BHEP

Ipc: H04W 16/28 20090101ALI20150226BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

17Q First examination report despatched

Effective date: 20170731

18W Application withdrawn

Effective date: 20170815