JP6199442B2 - 多元セルベースの無線通信システムにおける下りリンクデータチャネル受信方法及びそのための装置 - Google Patents
多元セルベースの無線通信システムにおける下りリンクデータチャネル受信方法及びそのための装置 Download PDFInfo
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- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
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- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/022—Site diversity; Macro-diversity
- H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
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- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
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- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
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Description
Claims (10)
- 無線通信システムにおける端末であって、
ネットワークと信号を送受信するように構成された無線周波数(RF)モジュールと、
前記信号を処理するように構成されたプロセッサとを備え、
前記プロセッサは、前記RFモジュールが上位層を通じて端末特定参照信号と準共設(QCL)されると仮定可能な特定参照信号に関する情報を含む一つ以上の設定を受信し、端末特定参照信号ベース下りリンクデータチャネルのスケジューリング情報を前記ネットワークから検出するように制御し、
前記プロセッサは、前記RFモジュールが前記スケジューリング情報に基づいて前記端末特定参照信号ベース下りリンクデータチャネルを前記ネットワークから受信するように制御し、
前記スケジューリング情報は、前記一つ以上の設定のうちの一つを指示する指示子を含む、端末。 - 前記一つ以上の設定は、前記端末特定参照信号と準共設されると仮定可能な特定参照信号がないという情報を含む、請求項1に記載の端末。
- 前記特定参照信号は、チャネル状態情報参照信号(CSI−RS)である、請求項1に記載の端末。
- 前記特定参照信号に関する情報は、前記特定参照信号のリソース設定を指示する、請求項1に記載の端末。
- 前記端末特定参照信号の大規模特性は、前記端末特定参照信号と準共設されると仮定可能な前記特定参照信号の大規模特性と同一であり、
前記大規模特性は、ドップラ拡散、ドップラシフト、平均遅延及び遅延拡散のうち少なくとも一つを含む、請求項1に記載の装置。 - 無線通信システムにおける基地局であって、
端末と信号を送受信するように構成された無線周波数(RF)モジュールと、
前記信号を処理するように構成されたプロセッサとを備え、
前記プロセッサは、前記RFモジュールが上位層を通じて端末特定参照信号と準共設(QCL)されると仮定可能な特定参照信号に関する情報を含む一つ以上の設定を送信し、端末特定参照信号ベース下りリンクデータチャネルのスケジューリング情報を前記端末へ送信し、前記端末特定参照信号ベース下りリンクデータチャネルを前記端末へ送信するように制御し、
前記スケジューリング情報は、前記一つ以上の設定のうちの一つを指示する指示子を含む、基地局。 - 前記一つ以上の設定は、前記端末特定参照信号と準共設されると仮定可能な特定参照信号がないという情報を含む、請求項6に記載の基地局。
- 前記特定参照信号は、チャネル状態情報参照信号(CSI−RS)である、請求項6に記載の基地局。
- 前記特定参照信号に関する情報は、前記特定参照信号のリソース設定を指示する、請求項6に記載の基地局。
- 前記端末特定参照信号の大規模特性は、前記端末特定参照信号と準共設されると仮定可能な前記特定参照信号の大規模特性と同一であり、
前記大規模特性は、ドップラ拡散、ドップラシフト、平均遅延及び遅延拡散のうち少なくとも一つを含む、請求項6に記載の基地局。
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JP5951047B2 (ja) | 2016-07-13 |
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CN104170275A (zh) | 2014-11-26 |
EP2797242A1 (en) | 2014-10-29 |
JP2015511447A (ja) | 2015-04-16 |
CN107104781A (zh) | 2017-08-29 |
CN107104781B (zh) | 2020-06-05 |
KR102063078B1 (ko) | 2020-01-07 |
KR102194931B1 (ko) | 2020-12-24 |
US10097327B2 (en) | 2018-10-09 |
US20150016369A1 (en) | 2015-01-15 |
JP2016187198A (ja) | 2016-10-27 |
EP2797242A4 (en) | 2015-09-09 |
WO2013119091A1 (ko) | 2013-08-15 |
KR20140122708A (ko) | 2014-10-20 |
CN104170275B (zh) | 2017-05-03 |
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