JP7230934B2 - ネットワーク機器で実現される方法 - Google Patents
ネットワーク機器で実現される方法 Download PDFInfo
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- JP7230934B2 JP7230934B2 JP2020571360A JP2020571360A JP7230934B2 JP 7230934 B2 JP7230934 B2 JP 7230934B2 JP 2020571360 A JP2020571360 A JP 2020571360A JP 2020571360 A JP2020571360 A JP 2020571360A JP 7230934 B2 JP7230934 B2 JP 7230934B2
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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
- H04B7/0417—Feedback systems
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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
- H04B7/0626—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
- H04B7/063—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
- H04B7/0686—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
- 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
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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
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
-
- 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
- H04L5/0058—Allocation criteria
- H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
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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
- H04L5/0091—Signaling for the administration of the divided path
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/02—Selection of wireless resources by user or terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
-
- 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
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Description
Claims (1)
- ネットワーク機器で実現される方法であって、
端末機器から、チャネル推定により決定されたチャネル状態情報(CSI)レポートを受信することと、
第1指示情報及び第2指示情報に基づきCSIを作成して、前記端末機器との送信を制御することと
を備え、
前記CSIレポートの第1部分は、ビームセットのうちの少なくとも1つのビームを示す前記第1指示情報を少なくとも備え、
前記CSIレポートの第2部分は、前記第2指示情報、第3指示情報、及び第4指示情報を少なくとも備え、
前記第2指示情報は、所定の周波数範囲内の、選択された前記少なくとも1つのビームについての複数の周波数位置を示し、
前記第3指示情報は、前記所定の周波数範囲にわたって適用される、前記選択された少なくとも1つのビームについての時間領域におけるそれぞれのゲインを示し、
前記第4指示情報は、前記所定の周波数範囲にわたって適用される、前記選択された少なくとも1つのビームについての時間領域におけるそれぞれの共位相シフトを示し、
前記方法はさらに、
前記第2指示情報、前記第3指示情報及び前記第4指示情報について重み付けを行うことにより、前記複数の周波数位置での前記選択された少なくとも1つのビームについてのそれぞれのゲインを決定することを備える、
方法。
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JP2023021663A JP2023071747A (ja) | 2018-06-22 | 2023-02-15 | チャネル状態情報送信に用いられる方法及びデバイス |
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PCT/CN2018/092511 WO2019242025A1 (en) | 2018-06-22 | 2018-06-22 | Methods and devices for channel state information transmission |
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JP2023021663A Division JP2023071747A (ja) | 2018-06-22 | 2023-02-15 | チャネル状態情報送信に用いられる方法及びデバイス |
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JP2021535637A JP2021535637A (ja) | 2021-12-16 |
JP7230934B2 true JP7230934B2 (ja) | 2023-03-01 |
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JP2020571360A Active JP7230934B2 (ja) | 2018-06-22 | 2018-06-22 | ネットワーク機器で実現される方法 |
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Country Status (5)
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US (2) | US11595087B2 (ja) |
EP (1) | EP3811546A4 (ja) |
JP (2) | JP7230934B2 (ja) |
CN (1) | CN112335195A (ja) |
WO (1) | WO2019242025A1 (ja) |
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CN112368968B (zh) * | 2018-07-10 | 2022-04-29 | 华为技术有限公司 | 上报信道状态信息的方法和装置 |
US12021661B2 (en) * | 2019-02-12 | 2024-06-25 | Samsung Electronics Co., Ltd. | Methods for frequency offset tracking in NR mmwave for efficient beam management |
WO2020221725A1 (en) * | 2019-05-02 | 2020-11-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Robust ue-autonomous antenna adaptation |
CN113556789B (zh) * | 2020-04-23 | 2023-02-03 | 华为技术有限公司 | 一种网络切换方法、网络设备、终端设备及芯片 |
WO2023133707A1 (zh) * | 2022-01-11 | 2023-07-20 | 北京小米移动软件有限公司 | 信息上报、信息接收方法、装置、设备及存储介质 |
Citations (1)
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WO2018029644A2 (en) | 2016-08-12 | 2018-02-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Progressive advanced csi feedback |
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EP3337274B1 (en) | 2015-08-11 | 2023-11-15 | LG Electronics Inc. | Method for transmitting/receiving wireless signal in wireless communication system and device therefor |
CN106470065B (zh) | 2015-08-14 | 2020-01-21 | 财团法人工业技术研究院 | 发射和接收信道状态信息参考信号的方法及其基站和设备 |
US10171154B2 (en) | 2015-09-11 | 2019-01-01 | Lg Electronics Inc. | Method for reporting beam index for 3D MIMO transmission in wireless communication system, and device therefor |
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WO2018029644A2 (en) | 2016-08-12 | 2018-02-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Progressive advanced csi feedback |
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Also Published As
Publication number | Publication date |
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US11595087B2 (en) | 2023-02-28 |
EP3811546A4 (en) | 2021-06-16 |
JP2021535637A (ja) | 2021-12-16 |
CN112335195A (zh) | 2021-02-05 |
WO2019242025A1 (en) | 2019-12-26 |
US20210126679A1 (en) | 2021-04-29 |
JP2023071747A (ja) | 2023-05-23 |
EP3811546A1 (en) | 2021-04-28 |
US20230216567A1 (en) | 2023-07-06 |
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