CN104380786A - 多点协作传输中的非周期反馈的触发方法和装置 - Google Patents
多点协作传输中的非周期反馈的触发方法和装置 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
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- 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
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- 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
- H04B7/0647—Variable feedback rate
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- 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
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- 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
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- 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
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- 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
- 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
本发明实施例提供了一种多点协作传输的非周期反馈的触发方法和装置,所述方法包括:基站向UE发送动态控制信息(DCI)和预先配置的对应所述DCI的反馈集合,以便UE根据所述DCI和对应所述DCI的反馈集合进行相应的信道状态信息的非周期反馈;其中,预先配置的对应所述DCI的反馈集合根据触发的传送点或者非零功率的CSI-RS进行分类;或者,根据配置的CSI进行分类;或者根据干扰类型进行分类。通过本发明实施例的方法和装置,获得了CoMP传输过程中或者CoMP和CA结合传输过程中非周期CSI反馈灵活性和信令负载的较好折中。
Description
PCT国内申请,说明书已公开。
Claims (1)
- PCT国内申请,权利要求书已公开。
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PCT/CN2012/077115 WO2013189018A1 (zh) | 2012-06-18 | 2012-06-18 | 多点协作传输中的非周期反馈的触发方法和装置 |
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CN201911257684.2A Division CN111082895B (zh) | 2012-06-18 | 2012-06-18 | 多点协作传输中的非周期反馈的触发方法和装置 |
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CN201280074031.0A Pending CN104380786A (zh) | 2012-06-18 | 2012-06-18 | 多点协作传输中的非周期反馈的触发方法和装置 |
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US (3) | US9521666B2 (zh) |
EP (1) | EP2863678B1 (zh) |
JP (1) | JP6011720B2 (zh) |
KR (2) | KR101778925B1 (zh) |
CN (2) | CN111082895B (zh) |
WO (1) | WO2013189018A1 (zh) |
Cited By (1)
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US9755706B2 (en) * | 2012-06-22 | 2017-09-05 | Qualcomm Incorporated | Techniques for joint support of coordinated multipoint (CoMP) operations and carrier aggregation (CA) |
KR101645496B1 (ko) * | 2012-09-16 | 2016-08-05 | 엘지전자 주식회사 | 협력적 송신을 지원하는 무선 통신 시스템에서 데이터를 수신하는 방법 및 장치 |
WO2015020308A1 (en) * | 2013-08-08 | 2015-02-12 | Samsung Electronics Co., Ltd. | Method and apparatus for feeding back aperiodic csi in flexible tdd reconfiguration system |
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CN105827377B (zh) * | 2015-01-07 | 2020-09-01 | 上海朗帛通信技术有限公司 | 一种增强的 ca 传输方法和装置 |
WO2016163369A1 (ja) * | 2015-04-10 | 2016-10-13 | シャープ株式会社 | 端末装置、基地局装置、通信方法、および、集積回路 |
CN106301692B (zh) * | 2015-05-21 | 2019-12-10 | 电信科学技术研究院 | 一种信道状态信息获取方法及装置 |
US10652921B2 (en) * | 2015-05-27 | 2020-05-12 | Qualcomm Incorporated | Techniques for handling feedback for downlink transmissions in a shared radio frequency spectrum band |
CN106559232B (zh) * | 2015-09-25 | 2020-09-11 | 中兴通讯股份有限公司 | 信息通知方法及信道状态信息csi进程的执行方法 |
KR102343518B1 (ko) | 2016-03-30 | 2021-12-28 | 아이디에이씨 홀딩스, 인크. | 무선시스템에서의 기준 신호 측정을 위한 시스템 및 방법 |
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CN109644033B (zh) | 2016-08-11 | 2022-04-15 | Lg 电子株式会社 | 无线通信系统中的信道状态报告方法及其设备 |
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TWI688290B (zh) * | 2017-02-06 | 2020-03-11 | 聯發科技股份有限公司 | 行動通訊中的控制通道和資料的多工方法及其設備 |
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- 2012-06-18 CN CN201911257684.2A patent/CN111082895B/zh active Active
- 2012-06-18 JP JP2015517574A patent/JP6011720B2/ja active Active
- 2012-06-18 CN CN201280074031.0A patent/CN104380786A/zh active Pending
- 2012-06-18 KR KR1020177017970A patent/KR101778925B1/ko active IP Right Grant
- 2012-06-18 KR KR1020157000941A patent/KR101754267B1/ko active IP Right Grant
- 2012-06-18 EP EP12879388.2A patent/EP2863678B1/en active Active
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Also Published As
Publication number | Publication date |
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KR101754267B1 (ko) | 2017-07-06 |
US10182431B2 (en) | 2019-01-15 |
KR20150030244A (ko) | 2015-03-19 |
JP2015524218A (ja) | 2015-08-20 |
KR20170081283A (ko) | 2017-07-11 |
EP2863678A4 (en) | 2016-07-13 |
JP6011720B2 (ja) | 2016-10-19 |
US20150117380A1 (en) | 2015-04-30 |
KR101778925B1 (ko) | 2017-09-14 |
CN111082895A (zh) | 2020-04-28 |
EP2863678B1 (en) | 2019-07-31 |
US20160174201A1 (en) | 2016-06-16 |
WO2013189018A1 (zh) | 2013-12-27 |
CN111082895B (zh) | 2022-10-14 |
US20170238289A1 (en) | 2017-08-17 |
US9521666B2 (en) | 2016-12-13 |
US9668255B2 (en) | 2017-05-30 |
EP2863678A1 (en) | 2015-04-22 |
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