CN111512565A - 用于无线通信系统的电子设备、方法、装置和存储介质 - Google Patents
用于无线通信系统的电子设备、方法、装置和存储介质 Download PDFInfo
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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
- H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
- H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
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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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0868—Hybrid systems, i.e. switching and combining
- H04B7/088—Hybrid systems, i.e. switching and combining using beam selection
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- 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
- H04B17/364—Delay profiles
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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
- H04B7/0617—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
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- H—ELECTRICITY
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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
- H04B7/06—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
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
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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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
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- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
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- H04L25/0222—Estimation of channel variability, e.g. coherence bandwidth, coherence time, fading frequency
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- H—ELECTRICITY
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- 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
- H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
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- H—ELECTRICITY
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- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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
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- 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
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Abstract
本公开内容涉及用于无线通信系统的电子设备、方法和存储介质。本公开的一个实施例提出了基于不同波束下的信道路径参数的匹配状况来进行波束管理。该电子设备包括处理电路,该处理电路根据来自无线通信系统的发射机端的、经由包含在第一波束的覆盖范围中的至少一个第二波束传输的参考信号,估计对应于第二波束的所述发射机到所述接收机的信道路径参数。其中,基于所估计的信道路径参数选择所述至少一个第二波束中的特定第二波束,对应于所述特定第二波束的被估计的信道路径参数与对应于所述第一波束的信道路径参数匹配。
Description
PCT国内申请,说明书已公开。
Claims (46)
- PCT国内申请,权利要求书已公开。
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CN202211270437.8A CN115622600A (zh) | 2017-12-29 | 2018-12-25 | 用于无线通信系统的电子设备、方法、装置和存储介质 |
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CN201711469227.0A CN109995405A (zh) | 2017-12-29 | 2017-12-29 | 用于无线通信系统的电子设备、方法、装置和存储介质 |
PCT/CN2018/123602 WO2019129006A1 (zh) | 2017-12-29 | 2018-12-25 | 用于无线通信系统的电子设备、方法、装置和存储介质 |
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CN202211270437.8A Pending CN115622600A (zh) | 2017-12-29 | 2018-12-25 | 用于无线通信系统的电子设备、方法、装置和存储介质 |
CN201880083060.0A Active CN111512565B (zh) | 2017-12-29 | 2018-12-25 | 用于无线通信系统的电子设备、方法、装置和存储介质 |
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CN202211270437.8A Pending CN115622600A (zh) | 2017-12-29 | 2018-12-25 | 用于无线通信系统的电子设备、方法、装置和存储介质 |
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US (1) | US11265071B2 (zh) |
EP (1) | EP3734851A4 (zh) |
KR (2) | KR20230114321A (zh) |
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CN114641009A (zh) * | 2020-12-16 | 2022-06-17 | 中国联合网络通信集团有限公司 | 波束扫描方法和装置 |
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- 2018-12-25 WO PCT/CN2018/123602 patent/WO2019129006A1/zh unknown
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- 2018-12-25 US US16/760,460 patent/US11265071B2/en active Active
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US20210013954A1 (en) | 2021-01-14 |
CN111512565B (zh) | 2022-11-08 |
KR20200104854A (ko) | 2020-09-04 |
EP3734851A1 (en) | 2020-11-04 |
CN115622600A (zh) | 2023-01-17 |
US11265071B2 (en) | 2022-03-01 |
KR102558847B1 (ko) | 2023-07-25 |
WO2019129006A1 (zh) | 2019-07-04 |
CN109995405A (zh) | 2019-07-09 |
KR20230114321A (ko) | 2023-08-01 |
EP3734851A4 (en) | 2021-04-28 |
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