CN110603741A - 波束信息反馈方法及用户装置 - Google Patents
波束信息反馈方法及用户装置 Download PDFInfo
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- CN110603741A CN110603741A CN201880019072.7A CN201880019072A CN110603741A CN 110603741 A CN110603741 A CN 110603741A CN 201880019072 A CN201880019072 A CN 201880019072A CN 110603741 A CN110603741 A CN 110603741A
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- beams
- information
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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
- H04B7/06—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
- H04B7/0413—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
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
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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
- H04L1/02—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
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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
- H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
本发明提供了一种由用户装置执行的波束信息反馈方法，包括：根据波束选择结果，确定第一波束和多个第二波束；根据所述多个第二波束的波束功率，向基站发送所述多个第二波束的波束索引；与所述多个第二波束的波束索引对应地发送宽带波束信息；以及与所述多个第二波束的波束索引对应地发送子带波束信息。
Description
PCT国内申请，说明书已公开。
Claims (18)
- PCT国内申请，权利要求书已公开。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710308229.5A CN108809367A (zh) | 2017-05-04 | 2017-05-04 | 波束信息反馈方法及用户装置 |
| CN2017103082295 | 2017-05-04 | ||
| PCT/CN2018/083732 WO2018201910A1 (zh) | 2017-05-04 | 2018-04-19 | 波束信息反馈方法及用户装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110603741A true CN110603741A (zh) | 2019-12-20 |
| CN110603741B CN110603741B (zh) | 2022-01-25 |
Family
ID=64015811
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710308229.5A Pending CN108809367A (zh) | 2017-05-04 | 2017-05-04 | 波束信息反馈方法及用户装置 |
| CN201880019072.7A Active CN110603741B (zh) | 2017-05-04 | 2018-04-19 | 波束信息反馈方法及用户装置 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710308229.5A Pending CN108809367A (zh) | 2017-05-04 | 2017-05-04 | 波束信息反馈方法及用户装置 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US10763938B2 (zh) |
| CN (2) | CN108809367A (zh) |
| WO (1) | WO2018201910A1 (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11089434B2 (en) * | 2017-09-27 | 2021-08-10 | Lg Electronics Inc. | Method for transmitting and receiving reports for range estimation and communication device therefor |
| CN111726820B (zh) * | 2019-03-20 | 2024-02-20 | 株式会社Ntt都科摩 | 由基站执行的方法及相应的基站 |
| CN110754054B (zh) * | 2019-05-12 | 2021-01-08 | Oppo广东移动通信有限公司 | 一种信道状态信息传输方法、设备及存储介质 |
| US11496194B2 (en) * | 2020-12-22 | 2022-11-08 | Qualcomm Incorporated | Methods and apparatus for group beam reporting for beam squint |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101689901A (zh) * | 2007-07-05 | 2010-03-31 | 松下电器产业株式会社 | 无线通信装置、无线通信***以及无线通信方法 |
| CN103733542A (zh) * | 2011-08-15 | 2014-04-16 | 株式会社Ntt都科摩 | 无线基站、用户终端、无线通信***以及无线通信方法 |
| CN104025469A (zh) * | 2011-12-28 | 2014-09-03 | 三星电子株式会社 | 无线通信***中获取发射波束分集的波束形成方法和装置 |
| US20140341048A1 (en) * | 2013-03-29 | 2014-11-20 | Masoud Sajadieh | Orthologonal beamforming for multiple user multiple-input and multiple-output (mu-mimo) |
| US20150289281A1 (en) * | 2013-01-28 | 2015-10-08 | Samsung Electronics Co., Ltd | Apparatus and method for transmission/reception in radio communication system |
| US20160345309A1 (en) * | 2014-01-30 | 2016-11-24 | Alcatel Lucent | Method and apparatus for x2 signalling |
| CN106452538A (zh) * | 2015-08-07 | 2017-02-22 | 上海贝尔股份有限公司 | 用于多输入多输出通信的短期反馈的方法和装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101567762B (zh) | 2008-04-22 | 2012-10-17 | 上海华为技术有限公司 | 信道信息的反馈方法及装置 |
| JP5278035B2 (ja) * | 2009-02-25 | 2013-09-04 | ソニー株式会社 | 通信装置及び通信方法、コンピューター・プログラム、並びに通信システム |
| KR102064939B1 (ko) | 2013-08-07 | 2020-01-13 | 삼성전자 주식회사 | 다수의 이차원 배열 안테나를 사용하는 이동통신 시스템에서의 피드백 송수신 방법 및 장치 |
| JP6121931B2 (ja) * | 2014-03-20 | 2017-04-26 | 株式会社Ｎｔｔドコモ | 移動通信システム、基地局、およびユーザ装置 |
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2017
- 2017-05-04 CN CN201710308229.5A patent/CN108809367A/zh active Pending
-
2018
- 2018-04-19 WO PCT/CN2018/083732 patent/WO2018201910A1/zh active Application Filing
- 2018-04-19 CN CN201880019072.7A patent/CN110603741B/zh active Active
- 2018-04-19 US US16/607,123 patent/US10763938B2/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101689901A (zh) * | 2007-07-05 | 2010-03-31 | 松下电器产业株式会社 | 无线通信装置、无线通信***以及无线通信方法 |
| CN103733542A (zh) * | 2011-08-15 | 2014-04-16 | 株式会社Ntt都科摩 | 无线基站、用户终端、无线通信***以及无线通信方法 |
| CN104025469A (zh) * | 2011-12-28 | 2014-09-03 | 三星电子株式会社 | 无线通信***中获取发射波束分集的波束形成方法和装置 |
| US20150289281A1 (en) * | 2013-01-28 | 2015-10-08 | Samsung Electronics Co., Ltd | Apparatus and method for transmission/reception in radio communication system |
| US20140341048A1 (en) * | 2013-03-29 | 2014-11-20 | Masoud Sajadieh | Orthologonal beamforming for multiple user multiple-input and multiple-output (mu-mimo) |
| CN105027461A (zh) * | 2013-03-29 | 2015-11-04 | 英特尔Ip公司 | 用于多用户多输入多输出(mu-mimo)的正交波束成形 |
| US20160345309A1 (en) * | 2014-01-30 | 2016-11-24 | Alcatel Lucent | Method and apparatus for x2 signalling |
| CN106452538A (zh) * | 2015-08-07 | 2017-02-22 | 上海贝尔股份有限公司 | 用于多输入多输出通信的短期反馈的方法和装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| US10763938B2 (en) | 2020-09-01 |
| WO2018201910A1 (zh) | 2018-11-08 |
| US20200136705A1 (en) | 2020-04-30 |
| CN110603741B (zh) | 2022-01-25 |
| CN108809367A (zh) | 2018-11-13 |
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