JP6526743B2 - 無線通信システムにおけるueビームフォーミング及びビームスイーピングのための方法及び装置 - Google Patents
無線通信システムにおけるueビームフォーミング及びビームスイーピングのための方法及び装置 Download PDFInfo
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Description
本出願は、参照することによってその全体がここに援用される、“METHOD AND APPARATUS FOR UE BEAMFORMING IN A WIRELESS COMMUNICATION SYSTEM”という名称の2016年6月24日に出願された米国仮特許出願第62/354,284号に対する優先権の利益を主張する。
[技術分野]
本開示は、無線通信に関し、より詳細にはセル(例えば、5Gセル)において動作するユーザ装置(UE)(例えば、携帯電話)によるUEビームフォーミング及びビームスイーピングに関する。
Claims (20)
- ユーザ装置(UE)のための方法であって、
ネットワークノードにUEビームフォーミングに関する情報を提供するステップであって、前記情報は、前記ネットワークノードが前記UEにリソースを割り当てるか、又はコンフィギュレーション情報を提供するためのUEビームスイーピング数を含む、提供するステップと、
前記ネットワークノードから前記コンフィギュレーション情報又は前記リソースの割り当てを受信するステップと、
を有する方法。 - 前記コンフィギュレーション情報又は前記リソースに基づきアップリンクリファレンス信号を送信するか、あるいは、ダウンリンクリファレンス信号を受信するためにUEビームスイーピングを実行するステップを更に有する、請求項1記載の方法。
- 前記ダウンリンクリファレンス信号は、チャネル状態情報リファレンス信号である、請求項2記載の方法。
- UEビームスイーピングは、送信及び/又は受信のため全ての可能な方向をカバーするために、前記UEがある時間間隔ではビームのサブセットを生成し、他の時間間隔では生成されたビームを変更することである、請求項1記載の方法。
- 前記UEビームスイーピング数は、前記UEが送信及び/又は受信のため全ての可能な方向に1回ビームをスイーピングするのに必要な時間間隔数である、請求項1記載の方法。
- ネットワークノードのための方法であって、
UEからUEビームフォーミングに関する情報を受信するステップであって、前記情報はUEビームスイーピング数を含む、受信するステップと、
前記UEにリソースを割り当てるか、又はコンフィギュレーション情報を提供するステップであって、前記コンフィギュレーション情報又は前記リソースは、前記UEから受信した情報に少なくとも基づき決定される、提供するステップと、
を有する方法。 - 前記コンフィギュレーション情報又は前記リソースは、前記ネットワークノードによってダウンリンクリファレンス信号を送信するため、又は前記UEによってアップリンクリファレンス信号を送信するため利用される、請求項6記載の方法。
- 前記ダウンリンクリファレンス信号は、チャネル状態情報リファレンス信号である、請求項7記載の方法。
- UEビームスイーピングは、送信及び/又は受信のため全ての可能な方向をカバーするために、前記UEがある時間間隔ではビームのサブセットを生成し、他の時間間隔では生成されたビームを変更することである、請求項6記載の方法。
- 前記UEビームスイーピング数は、前記UEが送信及び/又は受信のため全ての可能な方向に1回ビームをスイーピングするのに必要な時間間隔数である、請求項6記載の方法。
- ユーザ装置(UE)であって、
制御回路と、
前記制御回路に設置されたプロセッサと、
前記制御回路に設置され、前記プロセッサに動作結合されたメモリと、
を有し、
前記プロセッサは、前記メモリに記憶されたプログラムコードを実行して、
ネットワークノードにUEビームフォーミングに関する情報を提供する処理であって、前記情報は、前記ネットワークノードが前記UEにリソースを割り当てるか、又はコンフィギュレーション情報を提供するためのUEビームスイーピング数を含む、提供する処理と、
前記ネットワークノードから前記コンフィギュレーション情報又は前記リソースの割り当てを受信する処理と、
を実行するよう構成されるユーザ装置。 - 前記コンフィギュレーション情報又は前記リソースに基づきアップリンクリファレンス信号を送信するか、あるいは、ダウンリンクリファレンス信号を受信するためにUEビームスイーピングを実行する処理を更に有する、請求項11記載の装置。
- 前記ダウンリンクリファレンス信号は、チャネル状態情報リファレンス信号である、請求項12記載の装置。
- UEビームスイーピングは、送信及び/又は受信のため全ての可能な方向をカバーするために、前記UEがある時間間隔ではビームのサブセットを生成し、他の時間間隔では生成されたビームを変更することである、請求項11記載の装置。
- 前記UEビームスイーピング数は、前記UEが送信及び/又は受信のため全ての可能な方向に1回ビームをスイーピングするのに必要な時間間隔数である、請求項11記載の装置。
- ネットワーク装置であって、
制御回路と、
前記制御回路に設置されたプロセッサと、
前記制御回路に設置され、前記プロセッサに動作結合されたメモリと、
を有し、
前記プロセッサは、前記メモリに記憶されたプログラムコードを実行して、
UEからUEビームフォーミングに関する情報を受信する処理であって、前記情報はUEビームスイーピング数を含む、受信する処理と、
前記UEにリソースを割り当てるか、又はコンフィギュレーション情報を提供する処理であって、前記コンフィギュレーション情報又は前記リソースは、前記UEから受信した情報に少なくとも基づき決定される、提供する処理と、
を実行するよう構成されるネットワーク装置。 - 前記コンフィギュレーション情報又は前記リソースは、前記ネットワーク装置によってダウンリンクリファレンス信号を送信するため、又は前記UEによってアップリンクリファレンス信号を送信するため利用される、請求項16記載の装置。
- 前記ダウンリンクリファレンス信号は、チャネル状態情報リファレンス信号である、請求項17記載の装置。
- UEビームスイーピングは、送信及び/又は受信のため全ての可能な方向をカバーするために、前記UEがある時間間隔ではビームのサブセットを生成し、他の時間間隔では生成されたビームを変更することである、請求項16記載の装置。
- 前記UEビームスイーピング数は、前記UEが送信及び/又は受信のため全ての可能な方向に1回ビームをスイーピングするのに必要な時間間隔数である、請求項16記載の装置。
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US62/354,284 | 2016-06-24 |
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CN107645783B (zh) * | 2016-07-22 | 2020-02-21 | 华为技术有限公司 | 一种上行参考信号的传输方法和装置 |
US10856169B2 (en) * | 2016-08-11 | 2020-12-01 | Apple Inc. | Beam measurement and reporting in cellular networks |
KR20180097903A (ko) * | 2017-02-24 | 2018-09-03 | 삼성전자주식회사 | 무선 통신 시스템에서 보안 키를 생성하기 위한 장치 및 방법 |
CN108809369B (zh) * | 2017-05-05 | 2023-11-03 | 华为技术有限公司 | 无线通信的方法、网络设备和终端设备 |
CN109039530A (zh) * | 2017-06-09 | 2018-12-18 | 索尼公司 | 无线通信系统中的装置和方法 |
BR112020014396A2 (pt) * | 2018-01-22 | 2021-03-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Controle de medições de sinal em dispositivos sem fio de formação de feixe |
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