JP7348358B2 - アップリンクデータ伝送に用いられる方法、端末装置及びネットワーク装置 - Google Patents
アップリンクデータ伝送に用いられる方法、端末装置及びネットワーク装置 Download PDFInfo
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- 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
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
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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
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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—Signalling for the administration of the divided path, e.g. signalling of configuration information
- H04L5/0094—Indication of how sub-channels of the path are allocated
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
- H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
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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
- H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
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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
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
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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
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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
- 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
- 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
- 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
- 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 signalling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/06—TPC algorithms
- H04W52/08—Closed loop power control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/06—TPC algorithms
- H04W52/10—Open loop power control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
- H04W52/325—Power control of control or pilot channels
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- 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
- H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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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
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
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Description
Claims (6)
- ネットワーク装置が送信したサウンディング参照信号SRSリソースのサブセット制約指示情報を受信し、前記SRSリソースのサブセット制約指示情報は、端末装置とネットワーク装置との間に予め設定されたN個のSRSリソースの可能な組合せにおける利用可能な組合せを指示し、Nは正の整数であることと、
前記サブセット制約指示情報に基づいて、ネットワーク装置が送信した、アップリンクデータ伝送をスケジューリングするためのダウンリンク制御情報DCIにおけるSRSリソース指示SRIの長さを確定することと、を含み、
前記サブセット制約指示情報に基づいて、ネットワーク装置が送信した、アップリンクデータ伝送をスケジューリングするためのダウンリンク制御情報DCIにおけるSRSリソース指示SRIの長さを確定することは、
少なくとも1つの利用可能なSRSリソースにおけるサブセットの数に基づいて、前記SRIの長さを確定することを含み、
前記サブセット制約指示情報は前記N個のSRSリソースに一対一対応するリソース指示ビットマップを含み、前記リソース指示ビットマップは、前記N個のSRSリソースにおける少なくとも1つの利用可能なSRSリソースを指示することに用いられることを特徴とするアップリンクデータ伝送に用いられる方法。 - 前記SRSリソースのサブセット制約指示情報は、[0 1]、[1 0]、[1 1]における利用可能なSRSリソース組合せを指示し、1は対応のSRSリソースが組合せにあることを示し、0は組合せにないことを示すことを特徴とする請求項1に記載の方法。
- 前記少なくとも1つの利用可能なSRSリソースにおけるサブセットの数に基づいて、前記SRIの長さを確定することは、
利用可能なリソース組合せにおけるリソースの数に基づいて、前記SRIの長さを確定することを特徴とする請求項2に記載の方法。 - ネットワーク装置が送信したサウンディング参照信号SRSリソースのサブセット制約指示情報を受信することに用いられ、前記SRSリソースのサブセット制約指示情報は、端末装置とネットワーク装置との間に予め設定されたN個のSRSリソースの可能な組合せにおける利用可能な組合せを指示することに用いられ、Nは正の整数である、受信ユニットと、
前記サブセット制約指示情報に基づいて、ネットワーク装置が送信した、アップリンクデータ伝送をスケジューリングするためのダウンリンク制御情報DCIにおけるSRSリソース指示SRIの長さを確定することに用いられる確定ユニットと、を備え、
前記確定ユニットは更に、
少なくとも1つの利用可能なSRSリソースにおけるサブセットの数に基づいて、前記SRIの長さを確定することに用いられ、
前記サブセット制約指示情報は前記N個のSRSリソースに一対一対応するリソース指示ビットマップを含み、前記リソース指示ビットマップは、前記N個のSRSリソースにおける少なくとも1つの利用可能なSRSリソースを指示することに用いられることを特徴とする端末装置。 - 前記SRSリソースのサブセット制約指示情報は、[0 1]、[1 0]、[1 1]における利用可能なSRSリソース組合せを指示し、1は対応のSRSリソースが組合せにあることを示し、0は組合せにないことを示すことを特徴とする請求項4に記載の端末装置。
- 前記確定ユニットは更に、
利用可能なリソース組合せにおけるリソースの数に基づいて、前記SRIの長さを確定することに用いられることを特徴とする請求項5に記載の端末装置。
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| JP2019565234A JP2021512509A (ja) | 2017-12-28 | 2017-12-28 | アップリンクデータ伝送に用いられる方法、端末装置及びネットワーク装置 |
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| CN111278120B (zh) * | 2019-01-11 | 2022-07-19 | 维沃移动通信有限公司 | 上行信道的配置方法、传输方法、网络侧设备及终端 |
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| JP2020516096A (ja) | 2017-10-02 | 2020-05-28 | テレフオンアクチーボラゲット エルエム エリクソン(パブル) | 効率的なsrsリソース指示方法 |
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| PH12019502794A1 (en) | 2020-09-28 |
| SG11201912245XA (en) | 2020-07-29 |
| BR112020000464A2 (pt) | 2020-07-21 |
| FI3986066T3 (fi) | 2024-01-11 |
| US20200119953A1 (en) | 2020-04-16 |
| MY206436A (en) | 2024-12-17 |
| CN110800353B (zh) | 2025-03-14 |
| AU2017445391A1 (en) | 2020-01-16 |
| RU2745778C1 (ru) | 2021-03-31 |
| EP3629647A4 (en) | 2020-08-12 |
| JP2022153432A (ja) | 2022-10-12 |
| CN110800353A (zh) | 2020-02-14 |
| EP3629647A1 (en) | 2020-04-01 |
| ES2972195T3 (es) | 2024-06-11 |
| WO2019127197A1 (zh) | 2019-07-04 |
| CN111294100A (zh) | 2020-06-16 |
| EP3629647B1 (en) | 2022-01-19 |
| KR20200099070A (ko) | 2020-08-21 |
| ZA201908118B (en) | 2021-04-28 |
| EP3986066A1 (en) | 2022-04-20 |
| IL271406A (en) | 2020-01-30 |
| JP2021512509A (ja) | 2021-05-13 |
| CN111294100B (zh) | 2021-08-31 |
| CA3066674C (en) | 2023-01-17 |
| EP3986066B1 (en) | 2023-10-11 |
| US11575543B2 (en) | 2023-02-07 |
| US10951440B2 (en) | 2021-03-16 |
| CA3066674A1 (en) | 2019-07-04 |
| US20210160105A1 (en) | 2021-05-27 |
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