CN104883215A - 一种基于波束运算和分组平均的lte-a双码本预编码选择方法 - Google Patents
一种基于波束运算和分组平均的lte-a双码本预编码选择方法 Download PDFInfo
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- CN104883215A CN104883215A CN201510247370.XA CN201510247370A CN104883215A CN 104883215 A CN104883215 A CN 104883215A CN 201510247370 A CN201510247370 A CN 201510247370A CN 104883215 A CN104883215 A CN 104883215A
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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
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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
-
- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN201510247370.XA CN104883215B (zh) | 2015-05-14 | 2015-05-14 | 一种基于波束运算和分组平均的lte‑a双码本预编码选择方法 |
PCT/CN2016/073259 WO2016180058A1 (zh) | 2015-05-14 | 2016-02-03 | 一种基于波束运算和分组平均的lte-a双码本预编码选择方法 |
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CN201510247370.XA CN104883215B (zh) | 2015-05-14 | 2015-05-14 | 一种基于波束运算和分组平均的lte‑a双码本预编码选择方法 |
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CN104883215A true CN104883215A (zh) | 2015-09-02 |
CN104883215B CN104883215B (zh) | 2017-11-03 |
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CN (1) | CN104883215B (zh) |
WO (1) | WO2016180058A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016180058A1 (zh) * | 2015-05-14 | 2016-11-17 | 东南大学 | 一种基于波束运算和分组平均的lte-a双码本预编码选择方法 |
WO2019095970A1 (zh) * | 2017-11-17 | 2019-05-23 | 华为技术有限公司 | 一种用户设备、接入设备和预编码方法 |
CN109995407A (zh) * | 2017-12-29 | 2019-07-09 | 华为技术有限公司 | 信号传输方法、相关装置及系统 |
CN114204972A (zh) * | 2022-02-18 | 2022-03-18 | 上海擎昆信息科技有限公司 | 一种秩指示和预编码矩阵索引的计算方法、接收端设备 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109428636B (zh) * | 2017-08-21 | 2021-10-15 | 华为技术有限公司 | 波束指示和上报方法、网络设备、终端 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2492564A (en) * | 2011-07-05 | 2013-01-09 | Renesas Mobile Corp | Cooperative MIMO with double codebook precoding and transmission of antenna grouping information |
CN103546209A (zh) * | 2012-07-17 | 2014-01-29 | 普天信息技术研究院有限公司 | 一种lte-a系统中的八天线码本选择方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104883215B (zh) * | 2015-05-14 | 2017-11-03 | 东南大学 | 一种基于波束运算和分组平均的lte‑a双码本预编码选择方法 |
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2015
- 2015-05-14 CN CN201510247370.XA patent/CN104883215B/zh active Active
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2016
- 2016-02-03 WO PCT/CN2016/073259 patent/WO2016180058A1/zh active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2492564A (en) * | 2011-07-05 | 2013-01-09 | Renesas Mobile Corp | Cooperative MIMO with double codebook precoding and transmission of antenna grouping information |
CN103546209A (zh) * | 2012-07-17 | 2014-01-29 | 普天信息技术研究院有限公司 | 一种lte-a系统中的八天线码本选择方法 |
Non-Patent Citations (2)
Title |
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3GPP RAN: "Physical Channels and Modulation(Release 10)", 《3GPP TS 36.211 V10.5.0》 * |
TAN SHUANG等: "Design and evaluation of LTE-Advanced double codebook", 《VEHICULAR TECHNOLOGY CONFERENCE(VTC SPRING),2011 IEEE 73RD》 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016180058A1 (zh) * | 2015-05-14 | 2016-11-17 | 东南大学 | 一种基于波束运算和分组平均的lte-a双码本预编码选择方法 |
WO2019095970A1 (zh) * | 2017-11-17 | 2019-05-23 | 华为技术有限公司 | 一种用户设备、接入设备和预编码方法 |
CN109995407A (zh) * | 2017-12-29 | 2019-07-09 | 华为技术有限公司 | 信号传输方法、相关装置及系统 |
CN114204972A (zh) * | 2022-02-18 | 2022-03-18 | 上海擎昆信息科技有限公司 | 一种秩指示和预编码矩阵索引的计算方法、接收端设备 |
CN114204972B (zh) * | 2022-02-18 | 2022-06-07 | 上海擎昆信息科技有限公司 | 一种秩指示和预编码矩阵索引的计算方法、接收端设备 |
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WO2016180058A1 (zh) | 2016-11-17 |
CN104883215B (zh) | 2017-11-03 |
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