JP5351289B2 - コンポーネントキャリアに特化した再構成を行うための方法および装置 - Google Patents
コンポーネントキャリアに特化した再構成を行うための方法および装置 Download PDFInfo
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- H04W52/02—Power saving arrangements
- H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
- H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
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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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- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0072—Transmission or use of information for re-establishing the radio link of resource information of target access point
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- H04W76/27—Transitions between radio resource control [RRC] states
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- H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
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- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0066—Transmission or use of information for re-establishing the radio link of control information between different types of networks in order to establish a new radio link in the target network
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- H04W36/0069—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink
- H04W36/00692—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink using simultaneous multiple data streams, e.g. cooperative multipoint [CoMP], carrier aggregation [CA] or multiple input multiple output [MIMO]
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- H04W74/0838—Random access procedures, e.g. with 4-step access using contention-free random access [CFRA]
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
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Description
1、WTRUに実装されるコンポーネントキャリアに特化したコンポーネントキャリアの再構成のための方法。
Claims (11)
- コンポーネントキャリアに特化した再構成のために無線送信/受信ユニット(WTRU)に実装される方法であって、前記方法は、
コンポーネントキャリアの再構成に対するコマンドを受信することであって、前記WTRUは、複数のコンポーネントキャリア経由で伝送するまたは受信することができるステップと、
コンポーネントキャリアベースで少なくとも1つのコンポーネントキャリアを構成して少なくとも1つの新しいコンポーネントキャリアに付加し、または少なくとも1つの現在構成されているコンポーネントキャリアを除去もしくは置き換えることであって、前記コンポーネントキャリア上の不連続受信(DRX)パターンは、互いに重複しないステップと
を備えることを特徴とする方法。 - 付加され、除去され、または置き換えられる少なくとも1つのコンポーネントキャリアは、アップリンクキャリアまたはダウンリンクキャリアのいずれかであることを特徴とする請求項1に記載の方法。
- 他のコンポーネントキャリアが非アクティブな間に1つのコンポーネントキャリア上のターゲットセルにおいてランダムアクセス手順を行うステップをさらに備えることを特徴とする請求項1に記載の方法。
- コンポーネントキャリア上で不連続伝送(DTX)を行うステップであって、前記コンポーネントキャリア上のDTXパターンは、互いに重複しないことをさらに備えることを特徴とする請求項1に記載の方法。
- 無線送信/受信ユニット(WTRU)に実装されるコンポーネントキャリアに特化した再構成のための方法であって、
少なくとも2つのコンポーネントキャリア上のマルチポイント協調伝送(CoMP)アクティブセット内の複数のセルからダウンリンク伝送を受信するステップであって、前記ダウンリンク伝送は、前記複数のセルから協調されることと、
トリガに応答して、前記少なくとも2つのコンポーネントキャリアのうちの1つによって伝達される制御チャネルのハンドオーバーを、ダウンリンク伝送および/またはアップリンク伝送のうちの少なくとも1つの別のコンポーネントキャリアに行うステップであって、前記制御チャネルを伝達するコンポーネントキャリアはアンカーセルであることと
を備えることを方法。 - ダウンリンクのトラフィックチャネルに対するハンドオーバーは、前記ダウンリンク伝送を前記CoMPアクティブセット内いずれのセルからも受信することができない場合に行われることを特徴とする請求項5に記載の方法。
- 前記WTRUは、前記CoMPアクティブセットを認識し、およびトラフィックチャネルに対するハンドオーバーを行うことを特徴とする請求項5に記載の方法。
- 無線送信/受信ユニット(WTRU)に実装されるコンポーネントキャリアに特化した再構成のための方法であって、
少なくとも2つのコンポーネントキャリア上のマルチポイント協調伝送(CoMP)アクティブセット内の複数のセルにアップリンク伝送を伝送するステップであって、前記アップリンク伝送は、前記複数のセルから協調されることと、
前記アップリンク伝送を前記CoMPアクティブセット内いずれのセルにおいても受信することができない場合に、少なくとも2つのコンポーネントキャリアからのアップリンクのトラフィックチャネルに対するハンドオーバーを別のコンポーネントキャリアに行うステップと
をさらに備えることを特徴とする方法。 - 少なくとも1つのコンポーネントキャリアに対する測定を行うステップと
前記測定をレポートするステップと
をさらに備えることを特徴とする請求項1に記載の方法。 - 前記複数のコンポーネントキャリア用のパラメータを含む無線リソース制御(RRC)メッセージを受信するステップをさらに備えることを特徴とする請求項1に記載の方法。
- 前記RRCメッセージは、個別ランダムアクセスチャネル(RACH)プリアンブルを有するコンポーネントキャリアの第1のグループおよび競合ベースのRACHプリアンブルを有するコンポーネントキャリアの第2のグループを含み、前記WTRUがコンポーネントキャリアを選択して前記グループのうちの1つからハンドオーバーを開始できるようにすることを特徴とする請求項10に記載の方法。
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PCT/US2010/027123 WO2010105145A1 (en) | 2009-03-12 | 2010-03-12 | Method and apparatus for performing component carrier-specific reconfiguration |
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JP2013172596A Pending JP2013236407A (ja) | 2009-03-12 | 2013-08-22 | コンポーネントキャリアに特化した再構成を行うための方法および装置 |
JP2015103096A Active JP6335842B2 (ja) | 2009-03-12 | 2015-05-20 | コンポーネントキャリアに特化した再構成を行うための方法および装置 |
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JP2015103096A Active JP6335842B2 (ja) | 2009-03-12 | 2015-05-20 | コンポーネントキャリアに特化した再構成を行うための方法および装置 |
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EP (2) | EP3193530B1 (ja) |
JP (4) | JP5351289B2 (ja) |
KR (1) | KR101313357B1 (ja) |
CN (2) | CN104684032B (ja) |
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EP2406984A1 (en) | 2012-01-18 |
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US11284343B2 (en) | 2022-03-22 |
US20170332321A1 (en) | 2017-11-16 |
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CN102349329A (zh) | 2012-02-08 |
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JP6335842B2 (ja) | 2018-05-30 |
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