CN104969637A - 用于协调多点传输的参考信号设计 - Google Patents
用于协调多点传输的参考信号设计 Download PDFInfo
- Publication number
- CN104969637A CN104969637A CN201280062801.XA CN201280062801A CN104969637A CN 104969637 A CN104969637 A CN 104969637A CN 201280062801 A CN201280062801 A CN 201280062801A CN 104969637 A CN104969637 A CN 104969637A
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- Prior art keywords
- feedback
- compound
- terminal
- transmission
- comp
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Classifications
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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
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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
-
- 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
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161578207P | 2011-12-20 | 2011-12-20 | |
US61/578,207 | 2011-12-20 | ||
PCT/IB2012/057455 WO2013093786A2 (en) | 2011-12-20 | 2012-12-19 | Reference signal design for coordinated multipoint transmission |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104969637A true CN104969637A (zh) | 2015-10-07 |
CN104969637B CN104969637B (zh) | 2018-08-10 |
Family
ID=48610080
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280062801.XA Active CN104969637B (zh) | 2011-12-20 | 2012-12-19 | 用于通信的方法和装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9307523B2 (zh) |
EP (1) | EP2795827B1 (zh) |
JP (1) | JP6065330B2 (zh) |
CN (1) | CN104969637B (zh) |
WO (1) | WO2013093786A2 (zh) |
Cited By (2)
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CN108809556A (zh) * | 2017-04-28 | 2018-11-13 | 华为技术有限公司 | 发送和接收参考信号的方法、网络设备和终端设备 |
CN114642042A (zh) * | 2019-08-08 | 2022-06-17 | 欧芬诺有限责任公司 | 随机接入程序中对多个传输和接收点的功率控制 |
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KR101301302B1 (ko) | 2011-10-31 | 2013-08-28 | 주식회사 케이티 | 신호 처리 시스템 및 신호 처리 방법 |
WO2013066412A1 (en) | 2011-11-04 | 2013-05-10 | Intel Corporation | Timing synchronization for downlink (dl) transmissions in coordinated multipoint (comp) systems |
KR101301300B1 (ko) * | 2012-01-16 | 2013-08-28 | 주식회사 케이티 | 디지털 신호 처리 장치, 신호 처리 시스템 및 신호 처리 방법 |
CN103220079B (zh) * | 2012-01-20 | 2018-05-25 | 索尼公司 | 用于确定传输集合的方法、基站、用户设备以及通信*** |
CN104321977B (zh) | 2012-05-17 | 2018-05-01 | 马维尔国际贸易有限公司 | 用于计算和报告信道特性的方法和设备 |
US20130322278A1 (en) * | 2012-06-01 | 2013-12-05 | Samsung Electronics Co. Ltd. | Feedback method and apparatus for cooperative transmission of multiple cells |
EP2693654A1 (en) * | 2012-08-03 | 2014-02-05 | Alcatel Lucent | Coordinated multipoint transmission modes |
US9680552B2 (en) * | 2013-04-16 | 2017-06-13 | Lg Electronics Inc. | Method and apparatus for reporting channel state information in wireless communication system |
KR102243661B1 (ko) * | 2013-07-29 | 2021-04-23 | 엘지전자 주식회사 | 무선 통신 시스템에서 NIB CoMP 방법 및 장치 |
CN105706481A (zh) | 2013-08-15 | 2016-06-22 | 瑞典爱立信有限公司 | 用于处置csi报告的方法和无线电节点 |
WO2015060880A1 (en) * | 2013-10-25 | 2015-04-30 | Hitachi, Ltd. | Design and signaling of codebooks for full dimensional mimo |
US9872242B2 (en) * | 2014-01-31 | 2018-01-16 | Qualcomm Incorporated | Joint transmission of CSI-RS for channel state feedback and transmission point selection |
US9888469B2 (en) * | 2014-03-19 | 2018-02-06 | Nec Corporation | Signalling for coordinated multi-point transmission and reception (CoMP) |
WO2015152778A1 (en) * | 2014-04-03 | 2015-10-08 | Telefonaktiebolaget L M Ericsson (Publ) | A method for estimating signal quality of transmission to a user equipment from a transmission point |
WO2015171054A1 (en) * | 2014-05-05 | 2015-11-12 | Telefonaktiebolaget L M Ericsson (Publ) | Methods providing benefit metrics for inter base station coordinated multipoint communicaitons |
WO2015171108A1 (en) * | 2014-05-05 | 2015-11-12 | Nokia Solutions And Networks Oy | A method, apparatus and system |
CN105101416A (zh) * | 2014-05-07 | 2015-11-25 | 中兴通讯股份有限公司 | 协作多点传输处理方法、装置和基站及其*** |
US10224986B2 (en) | 2014-09-25 | 2019-03-05 | Nec Corporation | Signalling in coordinated multi-point transmission and reception (CoMP) |
WO2016048087A1 (ko) * | 2014-09-25 | 2016-03-31 | 엘지전자 주식회사 | 다중 안테나 무선 통신 시스템에서 참조 신호 전송 방법 및 이를 위한 장치 |
US10230507B2 (en) | 2014-09-25 | 2019-03-12 | Nec Corporation | Signalling in coordinated multi-point transmission and reception (CoMP) |
US9722935B2 (en) * | 2014-10-16 | 2017-08-01 | Huawei Technologies Canada Co., Ltd. | System and method for transmission management in software defined networks |
US10848223B2 (en) * | 2015-09-01 | 2020-11-24 | Lg Electronics Inc. | Method for reporting channel state and apparatus therefor |
US10547366B2 (en) * | 2015-09-04 | 2020-01-28 | Samsung Electronics Co., Ltd. | Method and apparatus for CSI reporting on PUCCH |
WO2017078785A1 (en) * | 2015-11-05 | 2017-05-11 | Intel Corporation | Full dimension multiple input multiple output communication systems and methods |
US10476570B2 (en) | 2015-12-03 | 2019-11-12 | Lg Electronics Inc. | Method by which terminal reports channel status information to base station in wireless communication system, and apparatus therefor |
JP6220003B2 (ja) * | 2016-03-31 | 2017-10-25 | ソフトバンク株式会社 | 基地局及び移動通信システム |
US10727999B2 (en) | 2016-06-23 | 2020-07-28 | Lg Electronics Inc. | Method and device for receiving signal in wireless communication system to which multiplex transmission technique is applied |
WO2018018633A1 (zh) * | 2016-07-29 | 2018-02-01 | 华为技术有限公司 | 一种csi-rs传输方法及网络设备 |
CN107689843A (zh) * | 2016-08-05 | 2018-02-13 | 北京信威通信技术股份有限公司 | 反馈方法及装置 |
JP2017163567A (ja) * | 2017-04-14 | 2017-09-14 | アルカテル−ルーセント | 多地点協調送信モード |
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WO2019229662A1 (en) | 2018-05-30 | 2019-12-05 | Marvell World Trade Ltd. | Distributed mimo based on access point collaboration |
US11140709B1 (en) | 2018-12-12 | 2021-10-05 | Nxp Usa, Inc. | Cooperative communication by access points in a WLAN |
US11818696B2 (en) | 2020-04-10 | 2023-11-14 | Qualcomm Incorporated | Techniques for user equipment (UE)-aided selective single frequency network (SFN) in a wireless communication system |
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CN101867938B (zh) * | 2009-04-20 | 2013-01-02 | 电信科学技术研究院 | 一种用于多点协同传输的上行参考信号的配置方法和装置 |
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-
2012
- 2012-12-19 EP EP12859132.8A patent/EP2795827B1/en active Active
- 2012-12-19 JP JP2014548298A patent/JP6065330B2/ja active Active
- 2012-12-19 CN CN201280062801.XA patent/CN104969637B/zh active Active
- 2012-12-19 WO PCT/IB2012/057455 patent/WO2013093786A2/en unknown
- 2012-12-19 US US13/719,241 patent/US9307523B2/en active Active
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108809556A (zh) * | 2017-04-28 | 2018-11-13 | 华为技术有限公司 | 发送和接收参考信号的方法、网络设备和终端设备 |
CN109510683A (zh) * | 2017-04-28 | 2019-03-22 | 华为技术有限公司 | 发送和接收参考信号的方法、网络设备和终端设备 |
CN109547185A (zh) * | 2017-04-28 | 2019-03-29 | 华为技术有限公司 | 发送和接收参考信号的方法、网络设备和终端设备 |
CN109510683B (zh) * | 2017-04-28 | 2020-02-14 | 华为技术有限公司 | 发送和接收参考信号的方法、网络设备和终端设备 |
CN109547185B (zh) * | 2017-04-28 | 2020-03-20 | 华为技术有限公司 | 发送和接收参考信号的方法、网络设备和终端设备 |
US10700834B2 (en) | 2017-04-28 | 2020-06-30 | Huawei Technologies Co., Ltd. | Reference signal sending method, reference signal receiving method, network device, and terminal device |
US11329782B2 (en) | 2017-04-28 | 2022-05-10 | Huawei Technologies Co., Ltd. | Reference signal sending method, reference signal receiving method, network device, and terminal device |
US11784765B2 (en) | 2017-04-28 | 2023-10-10 | Huawei Technologies Co., Ltd. | Reference signal sending method, reference signal receiving method, network device, and terminal device |
CN108809556B (zh) * | 2017-04-28 | 2023-11-17 | 华为技术有限公司 | 发送和接收参考信号的方法、网络设备和终端设备 |
CN114642042A (zh) * | 2019-08-08 | 2022-06-17 | 欧芬诺有限责任公司 | 随机接入程序中对多个传输和接收点的功率控制 |
Also Published As
Publication number | Publication date |
---|---|
EP2795827B1 (en) | 2019-09-04 |
CN104969637B (zh) | 2018-08-10 |
WO2013093786A2 (en) | 2013-06-27 |
EP2795827A4 (en) | 2016-01-13 |
EP2795827A2 (en) | 2014-10-29 |
US9307523B2 (en) | 2016-04-05 |
JP6065330B2 (ja) | 2017-01-25 |
WO2013093786A3 (en) | 2015-01-15 |
US20130156001A1 (en) | 2013-06-20 |
JP2015511411A (ja) | 2015-04-16 |
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