CN105009494A - 一种信道状态信息的反馈方法及装置 - Google Patents
一种信道状态信息的反馈方法及装置 Download PDFInfo
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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
- 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]
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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
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
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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
- H04B7/0413—MIMO systems
- H04B7/0417—Feedback 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
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
- H04B7/0478—Special codebook structures directed to feedback optimisation
- H04B7/0479—Special codebook structures directed to feedback optimisation for multi-dimensional arrays, e.g. horizontal or vertical pre-distortion matrix index [PMI]
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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
- H04B7/065—Variable contents, e.g. long-term or short-short
-
- 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
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0675—Space-time coding characterised by the signaling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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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
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
本发明涉及移动通信技术领域,尤其涉及一种信道状态信息反馈方法及装置。该方法包括:用户设备基于基站配置的对应表征水平维度的第一天线端口的第一信道状态信息测量资源,获取第一信道状态信息;基于所述基站配置的表征垂直维度的第二天线端口的第二信道状态信息测量资源,获取第二信道状态信息;向所述基站反馈信道状态信息,包括:根据第一反馈模式向所述基站反馈所述第一信道状态信息,根据第二反馈模式向所述基站反馈所述第二信道状态信息,所述第二反馈模式不同于所述第一反馈模式;或者,根据第三反馈模式反馈第三信道状态信息,所述第三信道状态信息由所述用户设备基于所述第一信道状态信息和第二信道状态信息得到。
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。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/CN2013/087728 WO2015074262A1 (zh) | 2013-11-22 | 2013-11-22 | 一种信道状态信息的反馈方法及装置 |
Publications (2)
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CN105009494A true CN105009494A (zh) | 2015-10-28 |
CN105009494B CN105009494B (zh) | 2019-07-09 |
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CN201380003739.1A Active CN105009494B (zh) | 2013-11-22 | 2013-11-22 | 一种信道状态信息的反馈方法及装置 |
Country Status (5)
Country | Link |
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US (2) | US9838106B2 (zh) |
EP (1) | EP3073662B1 (zh) |
KR (1) | KR101852914B1 (zh) |
CN (1) | CN105009494B (zh) |
WO (1) | WO2015074262A1 (zh) |
Cited By (5)
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CN105871435A (zh) * | 2016-04-01 | 2016-08-17 | 北京北方烽火科技有限公司 | 信道状态信息反馈方法、装置及用户设备 |
CN107666341A (zh) * | 2016-07-29 | 2018-02-06 | 三星电子株式会社 | 用大规模阵列天线的移动通信系统中csi‑rs端口共享的参考信号配置的方法和装置 |
CN108155968A (zh) * | 2016-12-05 | 2018-06-12 | 大唐移动通信设备有限公司 | 一种基站下行正交振幅调制256qam的配置方法和装置 |
CN108370286A (zh) * | 2015-12-11 | 2018-08-03 | 高通股份有限公司 | 用于高级接收机的信道状态信息框架 |
WO2023179622A1 (zh) * | 2022-03-22 | 2023-09-28 | 中兴通讯股份有限公司 | 信道状态信息的处理方法、终端、基站、介质 |
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US10009075B2 (en) | 2013-11-27 | 2018-06-26 | Lg Electronics Inc. | Operation for 3D beam forming in a wireless communication system |
WO2016074119A1 (en) * | 2014-11-10 | 2016-05-19 | Qualcomm Incorporated | Elevation pmi reporting on pucch |
CN111884957B (zh) | 2015-01-28 | 2023-05-16 | 索尼公司 | 无线通信设备和无线通信方法 |
WO2016137061A1 (ko) * | 2015-02-26 | 2016-09-01 | 엘지전자 주식회사 | 무선 통신 시스템에서 csi 정보를 피드백하는 방법 및 그 장치 |
US10404348B2 (en) * | 2015-04-08 | 2019-09-03 | Lg Electronics Inc. | Method for reporting channel state and apparatus therefor |
CN106160928A (zh) * | 2015-04-09 | 2016-11-23 | 株式会社Ntt都科摩 | 生成预编码矩阵的方法、无线基站和装置以及移动台 |
EP3361661A4 (en) * | 2015-11-06 | 2018-10-24 | Huawei Technologies Co., Ltd. | Method of measuring and feeding back channel state information, user equipment and base station |
CN107294642A (zh) * | 2016-03-31 | 2017-10-24 | 中兴通讯股份有限公司 | 一种实现信道状态信息反馈的方法及装置 |
US10447368B2 (en) * | 2016-05-13 | 2019-10-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Multi-resolution CSI feedback |
WO2018029644A2 (en) * | 2016-08-12 | 2018-02-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Progressive advanced csi feedback |
US10484064B2 (en) * | 2016-09-01 | 2019-11-19 | Samsung Electronics Co., Ltd. | Method and apparatus for downlink and uplink CSI acquisition |
CN108288989B (zh) | 2017-01-09 | 2020-12-08 | 华为技术有限公司 | 信道状态信息反馈方法、用户设备及基站 |
KR102364954B1 (ko) * | 2017-05-04 | 2022-02-18 | 삼성전자 주식회사 | 무선 셀룰라 통신 시스템에서 상향 제어 채널의 자원 지시 방법 및 장치 |
CN109150267B (zh) * | 2017-06-16 | 2023-12-08 | 华为技术有限公司 | 一种信道状态信息发送、接收方法及设备 |
CN110034884B (zh) | 2018-01-12 | 2023-07-07 | 华为技术有限公司 | 一种用于终端设备能力传输的方法、装置及系统 |
CN110351824B (zh) * | 2018-04-04 | 2021-10-12 | 大唐移动通信设备有限公司 | 一种进行竞争随机接入的方法及设备 |
WO2020150936A1 (en) * | 2019-01-23 | 2020-07-30 | Qualcomm Incorporated | Precoder matrix quantization for compressed csi feedback |
CN117461275A (zh) * | 2022-03-14 | 2024-01-26 | 中兴通讯股份有限公司 | 信道状态信息报告 |
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2013
- 2013-11-22 CN CN201380003739.1A patent/CN105009494B/zh active Active
- 2013-11-22 EP EP13897692.3A patent/EP3073662B1/en active Active
- 2013-11-22 WO PCT/CN2013/087728 patent/WO2015074262A1/zh active Application Filing
- 2013-11-22 KR KR1020167016715A patent/KR101852914B1/ko active IP Right Grant
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2016
- 2016-05-20 US US15/160,919 patent/US9838106B2/en active Active
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2017
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Cited By (10)
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CN108370286A (zh) * | 2015-12-11 | 2018-08-03 | 高通股份有限公司 | 用于高级接收机的信道状态信息框架 |
CN108370286B (zh) * | 2015-12-11 | 2020-12-29 | 高通股份有限公司 | 用于高级接收机的信道状态信息反馈的方法、装置 |
CN105871435A (zh) * | 2016-04-01 | 2016-08-17 | 北京北方烽火科技有限公司 | 信道状态信息反馈方法、装置及用户设备 |
CN105871435B (zh) * | 2016-04-01 | 2019-04-02 | 北京北方烽火科技有限公司 | 信道状态信息反馈方法、装置及用户设备 |
CN107666341A (zh) * | 2016-07-29 | 2018-02-06 | 三星电子株式会社 | 用大规模阵列天线的移动通信系统中csi‑rs端口共享的参考信号配置的方法和装置 |
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CN107666341B (zh) * | 2016-07-29 | 2022-03-29 | 三星电子株式会社 | 用大规模阵列天线的移动通信系统中csi-rs端口共享的参考信号配置的方法和装置 |
CN108155968A (zh) * | 2016-12-05 | 2018-06-12 | 大唐移动通信设备有限公司 | 一种基站下行正交振幅调制256qam的配置方法和装置 |
CN108155968B (zh) * | 2016-12-05 | 2020-06-05 | 大唐移动通信设备有限公司 | 一种基站下行正交振幅调制256qam的配置方法和装置 |
WO2023179622A1 (zh) * | 2022-03-22 | 2023-09-28 | 中兴通讯股份有限公司 | 信道状态信息的处理方法、终端、基站、介质 |
Also Published As
Publication number | Publication date |
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EP3073662B1 (en) | 2020-10-07 |
CN105009494B (zh) | 2019-07-09 |
KR20160086948A (ko) | 2016-07-20 |
WO2015074262A1 (zh) | 2015-05-28 |
EP3073662A1 (en) | 2016-09-28 |
KR101852914B1 (ko) | 2018-04-27 |
US20180091209A1 (en) | 2018-03-29 |
US20160269089A1 (en) | 2016-09-15 |
EP3073662A4 (en) | 2016-12-07 |
US10567061B2 (en) | 2020-02-18 |
US9838106B2 (en) | 2017-12-05 |
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