JP5866448B2 - ワイヤレスネットワークにおける干渉測定 - Google Patents
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- 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
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Description
本出願は、2011年8月12日に出願した「Methods, Systems and Apparatuses for Interference Measurement in Wireless Networks」という名称の米国特許仮出願第61/523278号明細書、2012年1月26日に出願した「Methods, Systems and Apparatuses for Interference Measurement in Wireless Networks」という名称の米国特許仮出願第61/591168号明細書、2012年5月9日に出願した「Methods, Systems and Apparatuses for Interference Measurement in Wireless Networks」という名称の米国特許仮出願第61/644936号明細書、および2012年7月2日に出願した「Methods, Systems and Apparatuses for Interference Measurement in Wireless Networks」という名称の米国特許仮出願第61/667379号明細書の利益を主張し、4つのすべての出願の内容がそれら全体として参照によってあらゆる目的で本明細書に組み込まれる。
r=(A・i・nID+nPRB)modN
式中、Aは定数を表し、A=39827として定義されうる。
配置シナリオの情報またはタイプは、PBCHまたはSIBでブロードキャストされてもよい。P−BCHまたはSIBタイプkにおける新しいビットフィールドがこの目的で使用されうる。
Claims (13)
- プロセッサを備えたワイヤレス送受信ユニット(WTRU)であって、前記プロセッサは、
1または複数のチャネル状態情報(CSI)干渉測定(CSI−IM)リソースであって、前記1または複数のCSI−IMリソースのそれぞれは、1または複数の干渉測定リソース要素のセットを含む、CSI−IMリソースと、
1または複数の非ゼロ出力CSI基準信号(CSI−RS)リソースと、
1または複数のCSIプロセスであって、前記1または複数のCSIプロセスのそれぞれは、前記1または複数の非ゼロ出力CSI−RSリソースのうちの1つおよび前記1または複数のCSI−IMリソースのうちの1つに関連付けられたCSI測定に対応する、CSIプロセスと
を少なくとも用いて構成され、前記プロセッサは、ダウンリンク制御情報(DCI)割当てから、物理ダウンリンク共有チャネル(PDSCH)送信に対しては使用されない1または複数のPDSCHリソース要素を決定するようにさらに構成されることを特徴とするWTRU。 - 前記プロセッサは、1または複数の干渉測定リソース要素の前記セットを通して受信されたエネルギーに基づいて、干渉を推定するようにさらに構成されることを特徴とする請求項1に記載のWTRU。
- 前記プロセッサは、1または複数の干渉測定リソース要素の前記セットがゼロ出力チャネル状態インジケータ基準信号(CSI−RS)のリソース要素のサブセットをさらに含み、および1または複数の干渉測定リソースの前記セットが1または複数のゼロ出力CSI−RS構成に対応するように、さらに構成されることを特徴とする請求項1に記載のWTRU。
- 前記プロセッサは、前記1または複数のゼロ出力CSI−RS構成のそれぞれが、リソース構成およびサブフレーム構成を含むようにさらに構成されることを特徴とする請求項3に記載のWTRU。
- 1または複数の干渉測定リソース要素の前記セットは、干渉測定に対して指定された1または複数のサブフレームにおいて受信されることを特徴とする請求項1に記載のWTRU。
- 1または複数の干渉測定リソース要素の前記セットは、干渉測定に対して指定された1または複数のリソースブロックにおいて受信され、1または複数の干渉測定リソース要素の前記セットは、干渉測定に対して指定された前記1または複数のリソースブロックにおいてそれぞれの位置を有することを特徴とする請求項5に記載のWTRU。
- プロセッサを備えたevolvedノードB(eNB)であって、前記プロセッサは、
1または複数のチャネル状態情報(CSI)干渉測定(CSI−IM)リソースを提供し、前記1または複数のCSI−IMリソースのそれぞれは、1または複数の干渉測定リソース要素のセットを含み、
1または複数の非ゼロ出力CSI基準信号リソース(CSI−RSリソース)を提供し、
1または複数のCSIプロセスを提供し、前記1または複数のCSIプロセスのそれぞれは、前記1または複数の非ゼロ出力CSI−RSリソースのうちの1つおよび前記1または複数のCSI−IMリソースのうちの1つに関連付けられたCSI測定に対応し、
ダウンリンク制御情報(DCI)割当てにおいて、物理ダウンリンク共有チャネル(PDSCH)送信に対しては使用されない1または複数のPDSCHリソース要素を示す
ように構成されることを特徴とするeNB。 - 前記プロセッサは、1または複数の干渉測定リソース要素の前記セットがゼロ出力チャネル状態インジケータ基準信号(CSI−RS)のリソース要素のサブセットをさらに含み、および1または複数の干渉測定リソースの前記セットが1または複数のゼロ出力CSI−RS構成に対応するようにさらに構成されることを特徴とする請求項7に記載のeNB。
- 前記プロセッサは、前記1または複数のゼロ出力CSI−RS構成のそれぞれが、リソース構成およびサブフレーム構成を含むようにさらに構成されることを特徴とする請求項8に記載のeNB。
- ワイヤレス送受信ユニット(WTRU)によって実行される方法であって、前記方法は、
1または複数のチャネル状態情報(CSI)干渉測定(CSI−IM)リソースであって、前記1または複数のCSI−IMリソースのそれぞれは、1または複数の干渉測定リソース要素のセットを含む、CSI−IMリソースと、
1または複数の非ゼロ出力CSI基準信号(CSI−RS)リソースと、
1または複数のCSIプロセスであって、前記1または複数のCSIプロセスのそれぞれは、前記1または複数の非ゼロ出力CSI−RSリソースのうちの1つおよび前記1または複数のCSI−IMリソースのうちの1つに関連付けられたCSI測定に対応する、CSIプロセスと
を含む構成を受信するステップと、
ダウンリンク制御情報(DCI)割当てから、物理ダウンリンク共有チャネル(PDSCH)送信に使用されない1または複数のPDSCHリソース要素を決定するステップと
を備えたことを特徴とする方法。 - 1または複数の干渉測定リソース要素の前記セットを通して受信されたエネルギーに基づいて、干渉を推定するステップをさらに備えたことを特徴とする請求項10に記載の方法。
- 1または複数の干渉測定リソース要素の前記セットは、ゼロ出力チャネル状態インジケータ基準信号(CSI−RS)のリソース要素のサブセットをさらに含み、および1または複数の干渉測定リソースの前記セットは、1または複数のゼロ出力CSI−RS構成に対応することを特徴とする請求項10に記載の方法。
- 前記1または複数のゼロ出力CSI−RS構成のそれぞれは、リソース構成およびサブフレーム構成を含むことを特徴とする請求項12に記載の方法。
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US201161523278P | 2011-08-12 | 2011-08-12 | |
US61/523,278 | 2011-08-12 | ||
US201261591168P | 2012-01-26 | 2012-01-26 | |
US61/591,168 | 2012-01-26 | ||
US201261644936P | 2012-05-09 | 2012-05-09 | |
US61/644,936 | 2012-05-09 | ||
US201261667379P | 2012-07-02 | 2012-07-02 | |
US61/667,379 | 2012-07-02 | ||
PCT/US2012/050459 WO2013025558A1 (en) | 2011-08-12 | 2012-08-10 | Interference measurement in wireless networks |
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US11451275B2 (en) | 2004-04-02 | 2022-09-20 | Rearden, Llc | System and method for distributed antenna wireless communications |
US9312929B2 (en) | 2004-04-02 | 2016-04-12 | Rearden, Llc | System and methods to compensate for Doppler effects in multi-user (MU) multiple antenna systems (MAS) |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US20240147422A1 (en) * | 2022-01-14 | 2024-05-02 | Quectel Wireless Solutions Co., Ltd. | Wireless communication method and apparatus |
US12035278B2 (en) | 2022-01-14 | 2024-07-09 | Quectel Wireless Solutions Co., Ltd. | Wireless communication method and apparatus |
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KR20140099917A (ko) | 2014-08-13 |
WO2013025558A1 (en) | 2013-02-21 |
KR20180116461A (ko) | 2018-10-24 |
IL230921A0 (en) | 2014-03-31 |
EP2742716A1 (en) | 2014-06-18 |
JP2014529945A (ja) | 2014-11-13 |
TW201322665A (zh) | 2013-06-01 |
KR20200000473A (ko) | 2020-01-02 |
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MY164105A (en) | 2017-11-30 |
US20220231743A1 (en) | 2022-07-21 |
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JP2016106468A (ja) | 2016-06-16 |
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