JP7014803B2 - 基地局制御型ビーム管理 - Google Patents
基地局制御型ビーム管理 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
- 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
- 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
- H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam 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
- H04B7/0617—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
- 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
- H04B7/0628—Diversity capabilities
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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
-
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
-
- 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
- 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
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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Description
Claims (21)
- ネットワークノード(101)を動作させる方法であって、
通信装置(102)から前記通信装置(102)のビームフォーミング能力を受信することと、
前記ビームフォーミング能力に基づいて1つまたは複数のビーム(301~309、316)の構成情報を決定することと、前記ビームフォーミング能力が、前記1つまたは複数のビームの相対的空間配置に基づいて、前記1つまたは複数のビームをグルーピングする能力を示し、
前記1つまたは複数のビーム(301~309、316)の前記構成情報を前記通信装置(102)に送信することと、
前記1つまたは複数のビーム(301~309、316)上で前記構成情報に従って、少なくとも1つのパイロット信号(152、4003、4013)を通信することと、を含む方法。 - 通信装置(102)を動作させる方法であって、
前記通信装置(102)のビームフォーミング能力をネットワークノード(101)に送信することと、
前記ネットワークノード(101)から、1つまたは複数のビーム(301~309、316)の構成情報を受信することと、
前記1つまたは複数のビーム(301~309、316)上で前記構成情報に従って、少なくとも1つのパイロット信号(152、4003、4013)を通信することと、を含む方法。 - 前記構成情報は、時間領域および周波数領域の少なくとも一方における複数のリソース(855、856)を示し、前記少なくとも1つのパイロット信号(152、4003、4013)の前記1つまたは複数のビーム(301~309、316)上での前記通信に割り当てられる、請求項1に記載の方法。
- 前記複数のリソース(855、856)は前記時間領域で再発生している、請求項3に記載の方法。
- 前記構成情報は、前記1つまたは複数のビーム(301~309、316)の各ビーム(301~309、316)について、前記それぞれのビーム(301~309、316)上での前記少なくとも1つのパイロット信号(152、4003、4013)の前記通信に割り当てられた前記複数のリソース(855、856)のうちの少なくとも1つのリソースを示し、
少なくとも部分的に異なるリソース(855、856)が、前記1つまたは複数のビーム(301~309、316)のうちの少なくとも2つの異なるビーム(301~309、316)上での前記少なくとも1つのパイロット信号(152、4003、4013)の前記通信に割り当てられる、請求項3または4に記載の方法。 - 前記通信装置(102)によって、前記1つまたは複数のビーム(301~309、316)の各ビーム(301~309、316)について、前記それぞれのビーム(301~309、316)上での前記少なくとも1つのパイロット信号(152、4003、4013)の前記通信のために、前記複数のリソース(855、856)から少なくとも1つのリソースを選択することをさらに含む、請求項3または4に記載の方法。
- サブセット(371、372)は、前記1つまたは複数のビーム(301~309、136)を含み、前記構成情報は、各前記サブセット(371、372)について、前記少なくとも1つのパイロット信号(152、4003、4013)を前記それぞれのサブセット(371、372)の前記1つまたは複数のビーム(301~309、316)上で前記通信することに割り当てられる少なくとも1つのリソース(855、856)を示し、
少なくとも2つの異なる前記サブセット(371、372)の前記1つまたは複数のビーム(301~309、316)上の前記少なくとも1つのパイロット信号(152、4003、4013)の前記通信に、少なくとも部分的に異なるリソース(855、856)が任意選択的に割り当てられる、請求項3または4に記載の方法。 - 請求項7に記載の方法であって、
前記構成情報は、前記1つまたは複数のビーム(301~309、316)の各ビーム(301~309、316)と前記サブセット(371、372)の間の関連付けを示し、
前記方法は、前記通信装置(102)によって、前記1つまたは複数のビーム(301~309、316)の各ビーム(301~309、316)について、前記それぞれのビーム(301~309、316)上での前記少なくとも1つのパイロット信号(152、4003、4013)の前記通信のために、前記それぞれのビーム(301~309、316)とそれぞれの前記サブセット(371、372)の間の関連付けに応じて、前記複数のリソース(855、856)から少なくとも1つのリソース(855、856)を選択することをさらに含む、方法。 - 前記サブセット(371、372)は、前記1つまたは複数のビーム(301~309、316)の相対的空間配置と、前記1つまたは複数のビーム(301~309、316)のビーム幅(352)と、前記1つまたは複数のビーム(301~309、316)に関連付けられているアンテナパッチ(1023、1023-1、1023-2、1023-3、1023-4)のうちの少なくとも1つに基づいて形成される、請求項7または8に記載の方法。
- 第1のサブセット(371、372)の前記1つまたは複数のビーム上の前記少なくとも1つのパイロット信号(152、4003、4013)の前記通信に割り当てられたリソース(855、856)の第1の発生頻度(861、862)は、第2のサブセット(371、372)の前記1つまたは複数のビーム上の前記少なくとも1つのパイロット信号(152、4003、4013)の前記通信に割り当てられたリソース(855、856)の第2の発生頻度(861、862)とは異なる、請求項7から9のいずれか1項に記載の方法。
- 前記少なくとも1つのパイロット信号(152、4003、4013)は、前記サブセット(371、372)によって定義された1つまたは複数のビームスイープ(399)で通信される、請求項7から10のいずれか1項に記載の方法。
- 前記ネットワークノード(101)と前記通信装置(102)との間でペイロードデータを通信することと、
前記ビームフォーミング能力に応じて、1つまたは複数のビーム上での前記少なくとも1つのパイロット信号(152、4003、4013)の前記通信に割り当てられた前記リソース(855、856)に従って、前記ペイロードデータの前記通信のためのタイムギャップを選択的に実現することと、をさらに含む、請求項3から11のいずれか1項に記載の方法。 - 前記ビームフォーミング能力は、前記通信装置(102)によってサポートされる複数の候補ビーム(301~309、311~313、316)を示す、請求項1~12のいずれか1項に記載の方法。
- 前記ビームフォーミング能力は、前記複数の候補ビーム(301~309、311~313、316)の相互または基準フレームに対する相対的空間配置と、前記複数の候補ビーム(301~309、311~313、316)のビーム幅と、前記複数の候補ビーム(301~309、311~313、316)と任意選択的に関連付けられたアンテナパッチと、前記アンテナパッチの相対的空間配置のうちの少なくとも1つを示す、請求項13に記載の方法。
- 前記構成情報は、前記1つまたは複数のビームのビームスイープ(399)内における時間的順序を示す、請求項1~14のいずれか1項に記載の方法。
- ペイロードデータを通信することをさらに含み、
前記構成情報は、前記ペイロードデータの前記通信の品質に基づいて決定される、請求項1~15のいずれか1項に記載の方法。 - 前記少なくとも1つのパイロット信号(152、4003、4013)の受信特性に基づいて選択される少なくとも1つのビーム上でペイロードデータを通信することをさらに含む、請求項1~16のいずれか1項に記載の方法。
- 前記構成情報は、前記1つまたは複数のビームの開き角(351)および前記1つまたは複数のビームのビーム幅(352)のうちの少なくとも一方を示す、請求項1~17のいずれか1項に記載の方法。
- 前記構成情報は、前記1つまたは複数のビーム(301~309、316)によってグローバルビームスイープ(399)が実行されるべきかどうかを示す、請求項1~18のいずれか1項に記載の方法。
- 少なくとも1つのプロセッサ(1011)を備えるネットワークノード(101)であって、
通信装置(102)から前記通信装置(102)のビームフォーミング能力を受信することと、
前記ビームフォーミング能力に基づいて1つまたは複数のビーム(301~309、316)の構成情報を決定することと、前記ビームフォーミング能力が、前記1つまたは複数のビームの相対的空間配置に基づいて、前記1つまたは複数のビームをグルーピングする能力を示し、
前記1つまたは複数のビーム(301~309、316)の前記構成情報を前記通信装置(102)に送信することと、
前記1つまたは複数のビーム(301~309、316)上で前記構成情報に従って、少なくとも1つのパイロット信号(152、4003、4013)を通信することを実行するように構成された、ネットワークノード(101)。 - 少なくとも1つのプロセッサ(1021)を備える通信装置(102)であって、
前記通信装置(102)のビームフォーミング能力をネットワークノード(101)に送信することと、
前記ネットワークノード(101)から、1つまたは複数のビーム(301~309、316)の構成情報を受信することと、前記ビームフォーミング能力が、前記1つまたは複数のビームの相対的空間配置に基づいて、前記1つまたは複数のビームをグルーピングする能力を示し、
前記1つまたは複数のビーム(301~309、316)上で前記構成情報に従って、少なくとも1つのパイロット信号(152、4003、4013)を通信することと、を実行するように構成された、通信装置(102)。
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Application Number | Priority Date | Filing Date | Title |
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EP17150723.9 | 2017-01-09 | ||
EP17150723 | 2017-01-09 | ||
EP17154645.0 | 2017-02-03 | ||
EP17154645 | 2017-02-03 | ||
EP17176443.4 | 2017-06-16 | ||
EP17176443 | 2017-06-16 | ||
PCT/EP2018/050261 WO2018127560A1 (en) | 2017-01-09 | 2018-01-05 | Base station controlled beam management |
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JP2020509626A JP2020509626A (ja) | 2020-03-26 |
JP7014803B2 true JP7014803B2 (ja) | 2022-02-01 |
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US (3) | US11483812B2 (ja) |
EP (4) | EP3566332B1 (ja) |
JP (1) | JP7014803B2 (ja) |
KR (1) | KR102345772B1 (ja) |
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WO (3) | WO2018127558A1 (ja) |
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WO2018127559A1 (en) | 2018-07-12 |
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US20190379441A1 (en) | 2019-12-12 |
EP4228169A1 (en) | 2023-08-16 |
EP3566332B1 (en) | 2023-05-31 |
KR20190110540A (ko) | 2019-09-30 |
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US11483812B2 (en) | 2022-10-25 |
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