CN116325599A - 通过部分信道互易性进行的端口选择码本增强 - Google Patents
通过部分信道互易性进行的端口选择码本增强 Download PDFInfo
- Publication number
- CN116325599A CN116325599A CN202080105243.5A CN202080105243A CN116325599A CN 116325599 A CN116325599 A CN 116325599A CN 202080105243 A CN202080105243 A CN 202080105243A CN 116325599 A CN116325599 A CN 116325599A
- Authority
- CN
- China
- Prior art keywords
- csi
- frequency domain
- indication
- port
- determining
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- 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
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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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
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
-
- 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
- H04B7/10—Polarisation diversity; Directional 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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2020/107953 WO2022027646A1 (fr) | 2020-08-07 | 2020-08-07 | Amélioration, par réciprocité de canaux partiels, d'un livre de codes pour sélectionner un port |
Publications (1)
Publication Number | Publication Date |
---|---|
CN116325599A true CN116325599A (zh) | 2023-06-23 |
Family
ID=80116847
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202080105243.5A Pending CN116325599A (zh) | 2020-08-07 | 2020-08-07 | 通过部分信道互易性进行的端口选择码本增强 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN116325599A (fr) |
WO (1) | WO2022027646A1 (fr) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018128504A1 (fr) * | 2017-01-08 | 2018-07-12 | 엘지전자(주) | Procédé d'émission/réception de liaison montante dans un système de communication sans fil, et dispositif associé |
US10624118B2 (en) * | 2017-12-01 | 2020-04-14 | Lg Electronics Inc. | Method and apparatus for uplink transmission and reception in a wireless communication system |
CN112636802B (zh) * | 2018-10-16 | 2021-11-19 | 华为技术有限公司 | 指示预编码向量的方法和装置、通信装置及计算机可读存储介质 |
-
2020
- 2020-08-07 WO PCT/CN2020/107953 patent/WO2022027646A1/fr active Application Filing
- 2020-08-07 CN CN202080105243.5A patent/CN116325599A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
WO2022027646A1 (fr) | 2022-02-10 |
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Legal Events
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |