JP6915039B2 - 通信システムにおけるueの動作方法および基地局の動作方法 - Google Patents
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Description
Claims (18)
- 通信システムでUE(user equipment)の動作方法であって、
一つ以上の制御資源集合(control resource sets)の設定情報(configuration information)を基地局から受信し、前記一つ以上の制御資源集合の各々は、一つ以上のREG(resource element groups)プールを含み、前記一つ以上のREGプールの各々は、PDCCH(physical downlink control channel)モニタリング動作が遂行される探索空間に対応し、前記一つ以上のREGプールの各々は、REGの集合である段階;
前記一つ以上の制御資源集合のうちレートマッチング(rate matching)動作が適用される第1制御資源集合を指示するレートマッチング情報を前記基地局から受信する段階;
前記一つ以上の制御資源集合のうち、第2制御資源集合に属するREGプールに対応する探索空間で、前記PDCCHモニタリング動作を遂行する段階;
前記PDCCHモニタリング動作によって、PDSCH(physical downlink shared channel)の資源割当情報を含むDCI(downlink control information)を前記基地局から獲得する段階;および
前記レートマッチング情報に基づいて前記第1制御資源集合の周囲に前記レートマッチング動作を遂行することによって前記PDSCHを獲得する段階を含み、
前記設定情報は、前記一つ以上の制御資源集合のそれぞれの時間資源及び周波数資源を指示する情報を含む、
UEの動作方法。 - 前記レートマッチング情報によって指示される前記第1制御資源集合は、前記DCIによって割り当てられる前記PDSCHの資源と重なる、
請求項1に記載のUEの動作方法。 - 前記UEの動作方法は、
前記一つ以上の制御資源集合のそれぞれの開始シンボル(start symbol)を指示する情報を前記基地局から受信する段階をさらに含む、
請求項1に記載のUEの動作方法。 - 前記設定情報は前記一つ以上の制御資源集合のREGに対するインターリービング(interleaving)情報を含む、
請求項1に記載のUEの動作方法。 - 前記設定情報は前記一つ以上の制御資源集合のそれぞれの識別子(identifier)を含む、
請求項1に記載のUEの動作方法。 - 前記レートマッチング情報は前記レートマッチング動作が適用される前記第1制御資源集合の識別子を含む、
請求項1に記載のUEの動作方法。 - 前記PDSCHは前記第1制御資源集合を通じて受信されない、
請求項1に記載のUEの動作方法。 - 前記PDSCHは前記DCIによって割り当てられる前記PDSCHの資源のうち前記レートマッチング情報によって指示される前記第1制御資源集合を除いた資源にマッピングされる、
請求項1に記載のUEの動作方法。 - 前記レートマッチング情報は上位階層シグナリング(higher layer signaling)を通じて受信される、
請求項1に記載のUEの動作方法。 - 通信システムで基地局の動作方法であって、
一つ以上の制御資源集合(control resource sets)の設定情報(configuration information)をUE(user equipment)に伝送し、前記一つ以上の制御資源集合の各々は、一つ以上のREG(resource element groups)プールを含み、前記一つ以上のREGプールの各々は、PDCCH(physical downlink control channel)モニタリング動作が遂行される探索空間に対応し、前記一つ以上のREGプールの各々は、REGの集合である段階;
前記一つ以上の制御資源集合のうちレートマッチング(rate matching)動作が適用される第1制御資源集合を指示するレートマッチング情報を前記UEに伝送する段階;
前記一つ以上の制御資源集合のうちの第2制御資源集合に属するREGプールに対応する探索空間で、PDSCH(physical downlink shared channel)の資源割当情報を含むDCI(downlink control information)を前記UEに伝送する段階;および
前記レートマッチング情報に基づいて前記第1制御資源集合の周囲に前記レートマッチング動作を遂行することによって前記PDSCHを前記UEに伝送する段階を含み、
前記設定情報は、前記一つ以上の制御資源集合のそれぞれの時間資源及び周波数資源を指示する情報を含む、
基地局の動作方法。 - 前記レートマッチング情報によって指示される前記第1制御資源集合は前記DCIによって割り当てられる前記PDSCHの資源と重なる、
請求項10に記載の基地局の動作方法。 - 前記基地局の動作方法は、
前記一つ以上の制御資源集合のそれぞれの開始シンボル(start symbol)を指示する情報を前記UEに伝送する段階をさらに含む、
請求項10に記載の基地局の動作方法。 - 前記設定情報は前記一つ以上の制御資源集合のREGに対するインターリービング(interleaving)情報を含む、
請求項10に記載の基地局の動作方法。 - 前記設定情報は前記一つ以上の制御資源集合のそれぞれの識別子(identifier)を含む、
請求項10に記載の基地局の動作方法。 - 前記レートマッチング情報は前記レートマッチング動作が適用される前記第1制御資源集合の識別子を含む、
請求項10に記載の基地局の動作方法。 - 前記PDSCHは前記制御資源集合を通じて伝送されない、
請求項10に記載の基地局の動作方法。 - 前記PDSCHは前記DCIによって割り当てられる前記PDSCHの資源のうち前記レートマッチング情報によって指示される前記第1制御資源集合を除いた資源にマッピングされる、
請求項10に記載の基地局の動作方法。 - 前記レートマッチング情報は上位階層シグナリング(higher layer signaling)を通じて伝送される、
請求項10に記載の基地局の動作方法。
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