BR112018073440A2 - método de reportar informação de estado de canal, método de ler informação de estado de canal, e dispositivo relacionado - Google Patents
método de reportar informação de estado de canal, método de ler informação de estado de canal, e dispositivo relacionadoInfo
- Publication number
- BR112018073440A2 BR112018073440A2 BR112018073440A BR112018073440A BR112018073440A2 BR 112018073440 A2 BR112018073440 A2 BR 112018073440A2 BR 112018073440 A BR112018073440 A BR 112018073440A BR 112018073440 A BR112018073440 A BR 112018073440A BR 112018073440 A2 BR112018073440 A2 BR 112018073440A2
- Authority
- BR
- Brazil
- Prior art keywords
- channel state
- state information
- pmi
- reporting
- cqi
- Prior art date
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/373—Predicting channel quality or other radio frequency [RF] parameters
-
- 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
- H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
- H04B7/0473—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking constraints in layer or codeword to antenna mapping into account
-
- 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]
-
- 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
- H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
-
- 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
- H04B7/0617—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 for beam forming
-
- 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
- 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
- H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
-
- 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
-
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
a presente invenção divulga um método de relatório de informação de estado de canal, incluindo: determinação, por um terminal, dos primeiros indicadores de pmi de pré-codificação dos primeiros recursos de sinal de referência m e determinação de um indicador de qualidade de canal cqi baseado nos primeiros pmis, onde m e r são números inteiros maiores ou iguais a 1; e reportar, pelo terminal, informação de estado de canal, onde a informação de estado de canal inclui os primeiros pmi e n cqis, ou a informação de estado de canal inclui os primeiros pmis e um cqi, os primeiros pmis r utilizados por uma estao base para determinar p segundos pmis de acordo com um primeiro critério operacional, uma dimensão do segundo pmi é maior do que uma dimensão do primeiro pmi, e p e n são números inteiros maiores ou iguais a 1. formas de realização da presente invenção fornecem ainda um estado de canal método de leitura de informações de um dispositivo relacionado. nas formas de realização da presente invenção, as despesas gerais do recurso de sinal de referência num processo csi podem ser reduzidas.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2016/082136 WO2017193404A1 (zh) | 2016-05-13 | 2016-05-13 | 信道状态信息的上报方法、读取方法及相关设备 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112018073440A2 true BR112018073440A2 (pt) | 2019-03-26 |
Family
ID=60267747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112018073440A BR112018073440A2 (pt) | 2016-05-13 | 2016-05-13 | método de reportar informação de estado de canal, método de ler informação de estado de canal, e dispositivo relacionado |
Country Status (7)
Country | Link |
---|---|
US (1) | US10742294B2 (pt) |
EP (1) | EP3451565A4 (pt) |
JP (1) | JP6731497B2 (pt) |
KR (1) | KR20190007475A (pt) |
CN (1) | CN109155695B (pt) |
BR (1) | BR112018073440A2 (pt) |
WO (1) | WO2017193404A1 (pt) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112272066A (zh) * | 2020-09-15 | 2021-01-26 | 中国民用航空飞行学院 | 一种用于机场终端区甚高频通信中的频谱数据清洗方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018008975A1 (ko) * | 2016-07-05 | 2018-01-11 | 엘지전자 주식회사 | 다중 안테나 통신 시스템에서 하이브리드 csi 을 갱신하는 방법 및 이를 위한 장치 |
EP3925309A1 (en) * | 2019-02-14 | 2021-12-22 | Sony Group Corporation | Terminal device, system and methods |
CN114287139A (zh) * | 2019-08-23 | 2022-04-05 | 株式会社Ntt都科摩 | 终端以及无线通信方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8824384B2 (en) * | 2009-12-14 | 2014-09-02 | Samsung Electronics Co., Ltd. | Systems and methods for transmitting channel quality information in wireless communication systems |
CN102045762B (zh) * | 2010-12-02 | 2013-07-24 | 大唐移动通信设备有限公司 | 一种上报信道状态的方法及装置 |
US8619612B2 (en) * | 2011-05-02 | 2013-12-31 | Intel Corporation | Measurement and feedback calculation for wireless communication network |
MY164105A (en) * | 2011-08-12 | 2017-11-30 | Interdigital Patent Holdings Inc | Interference measurement in wireless networks |
CN102684835B (zh) * | 2012-05-10 | 2015-05-20 | 电信科学技术研究院 | 多点信道状态信息的上报方法和设备 |
CN104335629B (zh) * | 2012-06-28 | 2018-10-09 | 华为技术有限公司 | 信道状态信息处理方法及终端 |
KR101988285B1 (ko) * | 2012-09-20 | 2019-06-12 | 삼성전자 주식회사 | 무선 통신 시스템에서 채널 상태 정보 송수신 방법 및 장치 |
CN103780332B (zh) * | 2012-10-19 | 2017-03-29 | 电信科学技术研究院 | 传输编码指示信息和确定预编码矩阵的方法、系统及设备 |
EP2912875A4 (en) | 2012-10-23 | 2016-07-06 | Lg Electronics Inc | METHOD FOR RETRIEVING CHANNEL STATE INFORMATION IN A WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR |
JP6407897B2 (ja) * | 2013-02-24 | 2018-10-17 | エルジー エレクトロニクス インコーポレイティド | 無線通信システムにおいて3次元ビームフォーミングのためのチャネル状態情報を報告する方法およびそのための装置 |
WO2015054879A1 (zh) * | 2013-10-18 | 2015-04-23 | 华为技术有限公司 | 信道状态信息的测量和反馈方法、终端及基站 |
CN107317614B (zh) * | 2013-12-31 | 2020-09-04 | 上海华为技术有限公司 | 一种信道状态信息测量、参考信号的发送方法和装置 |
US20150288499A1 (en) * | 2014-04-07 | 2015-10-08 | Samsung Electronics Co., Ltd. | Periodic and aperiodic channel state information reporting for advanced wireless communication systems |
US9537552B2 (en) * | 2014-09-12 | 2017-01-03 | Samsung Electronics Co., Ltd. | Method and apparatus for channel state information based on antenna mapping and subsampling |
CN105530036B (zh) * | 2014-09-28 | 2019-04-02 | 电信科学技术研究院 | 信道状态信息反馈方法、设备及系统 |
CN105530037B (zh) * | 2014-10-24 | 2019-04-19 | 电信科学技术研究院 | 一种信道状态信息的反馈、获取方法及装置 |
JP7085983B2 (ja) | 2015-03-27 | 2022-06-17 | サムスン エレクトロニクス カンパニー リミテッド | 大規模アンテナシステムにおけるリソース割り当て装置及び方法 |
CN106160821B (zh) * | 2015-03-31 | 2019-11-19 | 电信科学技术研究院 | 一种信道状态信息反馈、获取方法及装置 |
-
2016
- 2016-05-13 EP EP16901359.6A patent/EP3451565A4/en active Pending
- 2016-05-13 KR KR1020187036109A patent/KR20190007475A/ko active IP Right Grant
- 2016-05-13 JP JP2018559960A patent/JP6731497B2/ja not_active Expired - Fee Related
- 2016-05-13 WO PCT/CN2016/082136 patent/WO2017193404A1/zh unknown
- 2016-05-13 BR BR112018073440A patent/BR112018073440A2/pt not_active Application Discontinuation
- 2016-05-13 CN CN201680085689.XA patent/CN109155695B/zh active Active
-
2018
- 2018-11-13 US US16/188,897 patent/US10742294B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112272066A (zh) * | 2020-09-15 | 2021-01-26 | 中国民用航空飞行学院 | 一种用于机场终端区甚高频通信中的频谱数据清洗方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2017193404A1 (zh) | 2017-11-16 |
EP3451565A1 (en) | 2019-03-06 |
JP2019521570A (ja) | 2019-07-25 |
KR20190007475A (ko) | 2019-01-22 |
JP6731497B2 (ja) | 2020-07-29 |
US10742294B2 (en) | 2020-08-11 |
US20190081683A1 (en) | 2019-03-14 |
EP3451565A4 (en) | 2019-07-31 |
CN109155695B (zh) | 2021-01-29 |
CN109155695A (zh) | 2019-01-04 |
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B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B11B | Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements | ||
B350 | Update of information on the portal [chapter 15.35 patent gazette] |