CN115053465A - 一种信息传输方法及装置 - Google Patents
一种信息传输方法及装置 Download PDFInfo
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- CN115053465A CN115053465A CN202080095742.0A CN202080095742A CN115053465A CN 115053465 A CN115053465 A CN 115053465A CN 202080095742 A CN202080095742 A CN 202080095742A CN 115053465 A CN115053465 A CN 115053465A
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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
- H04B7/0658—Feedback reduction
- H04B7/0663—Feedback reduction using vector or matrix manipulations
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- 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
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- H04B7/0417—Feedback systems
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- 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
- H04B7/0621—Feedback content
- H04B7/0634—Antenna weights or vector/matrix coefficients
Abstract
一种信息传输方法及装置，在该方法中，终端设备生成第一码字，所述第一码字是根据第二码字得到的，所述第二码字包含元素的个数大于所述第一码字包含元素的个数，所述第二码字与下行信道的第一系数集合相关联，所述第一系数集合中包括第一系数矩阵的至少一个行向量或列向量所包括的元素；然后，终端设备向网络设备反馈所述第一码字。终端设备只需要上报第一码字即可实现对第一系数集合中的元素的位置和数值的指示，方式简单，且，该第一码字的码字长度比第二码字的码字长度小，从而，终端设备上报该第一码字所需的比特数一定小于上报该至少一个空频合并系数所占用的比特数，从而可以减小开销。
Description
PCT国内申请，说明书已公开。
Claims (116)
- PCT国内申请，权利要求书已公开。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/074564 WO2021155610A1 (zh) | 2020-02-07 | 2020-02-07 | 一种信息传输方法及装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115053465A true CN115053465A (zh) | 2022-09-13 |
| CN115053465B CN115053465B (zh) | 2024-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202080095742.0A Active CN115053465B (zh) | 2020-02-07 | 2020-02-07 | 一种信息传输方法及装置 |
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| Country | Link |
|---|---|
| US (1) | US20220385343A1 (zh) |
| EP (1) | EP4092919A4 (zh) |
| CN (1) | CN115053465B (zh) |
| WO (1) | WO2021155610A1 (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024065804A1 (zh) * | 2022-09-30 | 2024-04-04 | 华为技术有限公司 | 数据压缩传输方法、装置、设备以及存储介质 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210112371A1 (en) * | 2020-12-21 | 2021-04-15 | Intel Corporation | Proximity detection using wi-fi channel state information |
| CN117652107A (zh) * | 2022-06-28 | 2024-03-05 | 北京小米移动软件有限公司 | 一种上行mimo传输码字的确定方法及其装置 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101425830A (zh) * | 2007-11-01 | 2009-05-06 | 鼎桥通信技术有限公司 | 一种预编码码字确定方法、系统及装置 |
| CN101958773A (zh) * | 2010-09-30 | 2011-01-26 | 中兴通讯股份有限公司 | 反馈信道信息的方法及终端 |
| CN102468925A (zh) * | 2010-11-09 | 2012-05-23 | 大唐移动通信设备有限公司 | 预编码矩阵索引上报及预编码处理方法、系统和装置 |
| CN102843176A (zh) * | 2011-06-23 | 2012-12-26 | 中兴通讯股份有限公司 | Mimo系统中终端生成反馈信息的方法及装置 |
| WO2014169873A1 (zh) * | 2013-07-26 | 2014-10-23 | 中兴通讯股份有限公司 | 一种预编码矩阵反馈方法和终端 |
| CN104348590A (zh) * | 2013-07-25 | 2015-02-11 | 中兴通讯股份有限公司 | 反馈信道状态信息的方法、终端及获取预编码的基站 |
| CN107888323A (zh) * | 2016-09-29 | 2018-04-06 | 电信科学技术研究院 | 一种信道状态信息的传输方法和设备 |
| CN110247686A (zh) * | 2019-06-12 | 2019-09-17 | 南瑞集团有限公司 | 一种基于码本轮转的有限反馈量化方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8724728B2 (en) * | 2010-12-01 | 2014-05-13 | Samsung Electronics Co., Ltd. | Method of generating adaptive codebook and multiple input multiple output communication system using the adaptive codebook |
| CN109474315B (zh) * | 2017-09-07 | 2021-06-01 | 华为技术有限公司 | 一种指示及确定预编码矩阵的方法和设备 |
-
2020
- 2020-02-07 CN CN202080095742.0A patent/CN115053465B/zh active Active
- 2020-02-07 WO PCT/CN2020/074564 patent/WO2021155610A1/zh unknown
- 2020-02-07 EP EP20918065.2A patent/EP4092919A4/en active Pending
-
2022
- 2022-08-05 US US17/882,068 patent/US20220385343A1/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101425830A (zh) * | 2007-11-01 | 2009-05-06 | 鼎桥通信技术有限公司 | 一种预编码码字确定方法、系统及装置 |
| CN101958773A (zh) * | 2010-09-30 | 2011-01-26 | 中兴通讯股份有限公司 | 反馈信道信息的方法及终端 |
| CN102468925A (zh) * | 2010-11-09 | 2012-05-23 | 大唐移动通信设备有限公司 | 预编码矩阵索引上报及预编码处理方法、系统和装置 |
| CN102843176A (zh) * | 2011-06-23 | 2012-12-26 | 中兴通讯股份有限公司 | Mimo系统中终端生成反馈信息的方法及装置 |
| CN104348590A (zh) * | 2013-07-25 | 2015-02-11 | 中兴通讯股份有限公司 | 反馈信道状态信息的方法、终端及获取预编码的基站 |
| WO2014169873A1 (zh) * | 2013-07-26 | 2014-10-23 | 中兴通讯股份有限公司 | 一种预编码矩阵反馈方法和终端 |
| CN107888323A (zh) * | 2016-09-29 | 2018-04-06 | 电信科学技术研究院 | 一种信道状态信息的传输方法和设备 |
| CN110247686A (zh) * | 2019-06-12 | 2019-09-17 | 南瑞集团有限公司 | 一种基于码本轮转的有限反馈量化方法 |
Non-Patent Citations (2)
| Title |
|---|
| HUAWEI, HISILICON: "R1-1903969 "Discussion on CSI enhancement"", 3GPP TSG_RAN\\WG1_RL1, no. 1 * |
| HUAWEI等: "Discussion on CSI enhancement", 3GPP TSG RAN WG1 MEETING #96BIS R1-1903969 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024065804A1 (zh) * | 2022-09-30 | 2024-04-04 | 华为技术有限公司 | 数据压缩传输方法、装置、设备以及存储介质 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4092919A4 (en) | 2023-01-11 |
| WO2021155610A1 (zh) | 2021-08-12 |
| EP4092919A1 (en) | 2022-11-23 |
| US20220385343A1 (en) | 2022-12-01 |
| CN115053465B (zh) | 2024-01-02 |
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