JP7451727B2 - 無線通信システムにおいてサイドリンクcsi報告に関連するueの動作方法 - Google Patents
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Description
Claims (13)
- 無線通信システムにおいて、第1UE(User Equipment)がCSI(Channel Status Information)を送信する方法であって、
リソースプールに対する複数のMCS(Modulation Coding Scheme)テーブルについてのMCSテーブル設定を受信する段階と、
前記第1UEが第2UEに、前記第1UEにより支援される第1MCSテーブル関連情報を含むサイドリンクUE能力情報を送信する段階と、
前記第1UEが前記第2UEから第2MCSテーブル関連情報を受信する段階と、
前記第1UEが前記第2UEから、CSI-RS(Channel Status Information Reference Signal)及びPSSCH(Physical Sidelink Shared Channel)を受信する段階と、
前記CSI-RSに基づいてCSI情報を導き出す段階と、
前記第1UEが前記第2UEに、前記CSI情報を含むCSI報告を送信する段階と、を含み、
MCSテーブルは、前記第2UEからの前記第2MCSテーブル関連情報に基づいて、前記複数のMCSテーブルの中から、前記CSI情報のCQI(Channel Quality Information)に対して選択され、
前記CQIは、前記第2UEからの前記第2MCSテーブル関連情報に基づいて選択された前記MCSテーブルに基づいて導き出される、方法。 - 前記CSI情報は、RI(Rank Indicator)を含む、請求項1に記載の方法。
- 前記複数のMCSテーブルは、256QAMテーブル及びスペクトル低効率の64QAMテーブルを含む、請求項1に記載の方法。
- 前記CSI報告の送信を含む一つ以上のサイドリンク送信が複数のUL送信と重複する場合、少なくとも一つのサイドリンク送信が全ての前記複数のUL送信より優先する場合にのみ、サイドリンク送信が行われる、請求項1に記載の方法。
- 前記CSI情報に対する前記MCSテーブルは、256QAMテーブル、スペクトル低効率の64QAMテーブル、又は64QAMテーブルとして決定される、請求項1に記載の方法。
- 前記第1UEは、上りリンクBWP(Bandwidth Part)とRB境界、又はDC(Direct Current)副搬送波の位置のうち、少なくとも一つが整列されないサイドリンクBWPを非活性させる、請求項1に記載の方法。
- 前記MCSテーブル設定は、BS(Base Station)からRRC(Radio Resource Control)シグナリングを介して受信される、請求項1に記載の方法。
- 無線通信システムにおいて、第2UE(User Equipment)がCSI(Channel Status Information)を受信する方法であって、
リソースプールに対する複数のMCS(Modulation Coding Scheme)テーブルについてのMCSテーブル設定を受信する段階と、
前記第2UEが第1UEから、前記第1UEにより支援される第1MCSテーブル関連情報を含むサイドリンクUE能力情報を受信する段階と、
前記第2UEが前記第1UEに第2MCSテーブル関連情報を送信する段階と、
前記第2UEが前記第1UEに、CSI-RS(Channel Status Information Reference Signal)及びPSSCH(Physical Sidelink Shared Channel)を送信する段階と、
前記第2UEが前記第1UEから、CSI情報を含むCSI報告を受信する段階と、を含み、
前記CSI情報のCQI(Channel Quality Information)に対するMCSテーブルは、前記第2UEが送信した前記第2MCSテーブル関連情報に基づいて、前記複数のMCSテーブルの中から指示され、
前記CQIは、前記第2UEが送信した前記第2MCSテーブル関連情報に基づいて指示された前記MCSテーブルに基づいて導き出される、方法。 - プロセッサにより実行されるとき、請求項1~8の何れか一項に記載の方法を前記プロセッサが行うようにする命令を格納するコンピュータ読み取り可能媒体。
- 無線通信のための第1装置であって、
命令を格納するよう構成されたメモリと、
前記命令を実行することにより、動作を行うよう構成されたプロセッサと、を備え、
前記動作は、
リソースプールに対する複数のMCS(Modulation Coding Scheme)テーブルについてのMCSテーブル設定を受信し、
第2装置に、前記第1装置により支援される第1MCSテーブル関連情報を含むサイドリンク装置能力情報を送信し、
前記第2装置から第2MCSテーブル関連情報を受信し、
前記第2装置から、CSI-RS(Channel Status Information Reference Signal)及びPSSCH(Physical Sidelink Shared Channel)を受信し、
前記CSI-RSに基づいてCSI情報を導き出し、
前記第2装置に、前記CSI情報を含むCSI報告を送信することを含み、
MCSテーブルは、前記第2装置からの前記第2MCSテーブル関連情報に基づいて、前記複数のMCSテーブルの中から、前記CSI情報のCQI(Channel Quality Information)に対して選択され、
前記CQIは、前記第2装置からの前記第2MCSテーブル関連情報に基づいて選択された前記MCSテーブルに基づいて導き出される、第1装置。 - 送受信機を更に備え、
前記第1装置は、無線通信システムにおいて動作するよう構成されたUE(User Equipment)である、請求項10に記載の第1装置。 - 無線通信のための第2装置であって、
命令を格納するよう構成されたメモリと、
前記命令を実行することにより、動作を行うよう構成されたプロセッサと、を備え、
前記動作は、
リソースプールに対する複数のMCS(Modulation Coding Scheme)テーブルについてのMCSテーブル設定を受信し、
第1装置から、前記第1装置により支援される第1MCSテーブル関連情報を含むサイドリンク装置能力情報を受信し、
前記第1装置に第2MCSテーブル関連情報を送信し、
前記第1装置に、CSI-RS(Channel Status Information Reference Signal)及びPSSCH(Physical Sidelink Shared Channel)を送信し、
前記第1装置から、CSI情報を含むCSI報告を受信することを含み、
前記CSI情報のCQI(Channel Quality Information)に対するMCSテーブルは、前記第2装置が送信した前記第2MCSテーブル関連情報に基づいて、前記複数のMCSテーブルの中から指示され、
前記CQIは、前記第2装置が送信した前記第2MCSテーブル関連情報に基づいて指示された前記MCSテーブルに基づいて導き出される、第2装置。 - 送受信機を更に備え、
前記第2装置は、無線通信システムにおいて動作するよう構成されたUE(User Equipment)である、請求項12に記載の第2装置。
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