JP2016048948A - エンハンスト物理ダウンリンク制御チャネルのマッピング - Google Patents
エンハンスト物理ダウンリンク制御チャネルのマッピング Download PDFInfo
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Abstract
Description
実施例
技術の最初の概略の実施例が以下に提供され、その後、具体的な技術の実施例がさらに詳細に以降で説明される。この最初のサマリは、読者が技術をより迅速に理解することを支援するのを意図するものであり、技術のキーとなる特徴又は本質的な特徴を特定することを意図するものでなく、また請求される主題の範囲を限定することを意図するものでもない。以下の定義は、概略及び後述される実施例の簡単化のため提供される。
アップリンク共有チャネル(UL−SCH)割当の送信用のフォーマット0
SIMO(Single Input Multiple Output)処理のためのダウンリンク共有チャネル(DL−SCH)割当の送信用のフォーマット1
SIMO処理のためのDL−SCH割当のコンパクトな送信又はランダムアクセスのためUEに専用のプリアンブルシグネチャを割り当てるためのフォーマット1A
MIMO(Multiple Input Multiple Output)ランク1ベースコンパクトリソース割当の制御情報の送信のためのフォーマット1B
PDSCH割当の大変コンパクトな送信のためのフォーマット1C
フォーマット1Bと同じであるが、電力オフセットの追加情報を有するフォーマット1D
それぞれクローズド及びオープンループMIMO処理のためのDL−SCHG割当の送信のためのフォーマット2及びフォーマット2A
アップリンクチャネルのためのTPCコマンドの送信のためのフォーマット3及びフォーマット3A
当該リストは、完備なものであることを意図するものでない。更なるフォーマットがまた利用されてもよい。複数の異なるタイプのノードを有するHetNetの利用など、無線ネットワークの複雑さが増加するに従って、他のフォーマットが、所望のダウンリンク制御情報を搬送するのに作成可能である。
Claims (24)
- エンハンストNode B(eNB)において無線フレームの物理リソースブロックにePDCCH(enhanced Physical Downlink Control Channel)をマッピングする方法であって、
前記ePDCCHの前記eNBにおいて変調されたシンボルを少なくとも1つの制御チャネルエレメント(CCE)にマッピングするステップと、
前記少なくとも1つのCCEを、サブフレーム内の複数の分散化された物理リソースブロックに配置されたリソースエレメントにマッピングするステップと、
前記eNBからユーザ装置(UE)に通信されるように構成されるePDCCHを生成するためスケジューリング用の制御データに前記マッピングを適用するステップと、
を有する方法。 - 前記ePDCCHにおける前記変調されたシンボルを少なくとも1つの連続するCCEにマッピングするステップを更に有する、請求項1記載の方法。
- 前記複数の分散化された物理リソースブロックに配置されたリソースエレメントに前記少なくとも1つのCCEをマッピングするステップを更に有し、
各リソースブロックは、前記サブフレームにおいて少なくとも1つの追加的なリソースブロックにより分離される、請求項1記載の方法。 - 前記サブフレームにおける前記複数の物理リソースブロックに配置されたリソースエレメントに前記少なくとも1つのCCEをマッピングするステップと更に有する、請求項1記載の方法。
- 前記サブフレームにおける前記複数の物理リソースブロックに配置されたリソースエレメントと前記サブフレームにおける単一の物理リソースブロックとに前記少なくとも1つのCCEをマッピングするステップを更に有し、前記単一の物理リソースブロックは、前記少なくとも1つのCCEがマッピングされる周波数及び時間において分散化されたリソースエレメントと連続するリソースエレメントとの双方を含む、請求項1記載の方法。
- 前記サブフレームの前記物理リソースブロックにおけるリソースエレメントにマッピングされる前記少なくとも1つのCCEの個々のインデックスを構成するステップを更に有する、請求項1記載の方法。
- 前記複数の物理リソースブロックの1つにおいて分散化されたリソースエレメントグループを構成するステップを更に有し、分散化された各リソースエレメントグループは時間及び周波数において分散化されたリソースエレメントから構成される、請求項1記載の方法。
- 前記eNBから前記UEに通信されるよう構成されるePDCCHを構成するため前記スケジューリング用の制御データに前記マッピングを適用するステップを更に有し、前記UEは、マイクロフォン、オーディオスピーカ、液晶ディスプレイ(LCD)画面、OLED(Organic Light Emitting Display)画面、タッチセンサ画面又は不揮発性メモリポートを含む、請求項1記載の方法。
- 無線フレームにおいてユーザ装置(UE)に通信されるよう構成されるePDCCH(enhanced Physical Downlink Control Channel)を構成するよう動作可能である制御データにマッピングを適用するよう動作可能なエンハンストNode B(eNB)であって、
前記マッピングは、
少なくとも1つの制御チャネルエレメント(CCE)に前記ePDCCHにおける変調されたシンボルをマッピングし、
サブフレームの単一の物理リソースブロックにおけるリソースエレメントに前記少なくとも1つのCCEをマッピングし、
当該eNBからユーザ装置(UE)に通信されるよう構成されるePDCCHを構成するためスケジューリング用の制御データに前記マッピングを適用する、
ことを有するeNB。 - 前記ePDCCHにおける変調されたシンボルは、少なくとも1つの連続するCCEにマッピングされる、請求項9記載のeNB。
- 前記少なくとも1つのCCEは、前記サブフレームの単一の物理リソースブロックペアにおけるリソースエレメントにマッピングされ、前記CCEは、前記単一の物理リソースブロックペアにおけるリソースエレメントに周波数及び時間においてマッピングされる、請求項9記載のeNB。
- 前記ePDCCHにおける変調されたシンボルは、前記単一の物理リソースブロックペアにマッピングされ、前記CCEは、前記物理リソースブロックペアにおいてスロット境界にわたってマッピングされる、請求項11記載のeNB。
- 前記少なくとも1つのCCEは、前記サブフレームの複数の物理リソースブロックに配置されたリソースエレメントと前記サブフレームにおける単一の物理リソースブロックとにマッピングされ、前記単一の物理リソースブロックは、前記少なくとも1つのCCEがマッピングされた周波数及び時間において分散化されたリソースエレメントと連続するリソースエレメントとの双方を含む、請求項9記載のeNB。
- 前記サブフレームの物理リソースブロックにおけるリソースエレメントにマッピングされる前記少なくとも1つのCCEの個々のインデックスを更に有する、請求項9記載のeNB。
- 前記ePDCCHは、当該eNBから前記UEに通信されるよう構成され、前記UEは、マイクロフォン、オーディオスピーカ、液晶ディスプレイ(LCD)画面、OLED(Organic Light Emitting Display)画面、タッチセンサ画面又は不揮発性メモリポートを含む、請求項9記載のeNB。
- 無線フレームにおいてエンハンストNode B(eNB)からユーザ装置(UE)に通信されるよう構成されるePDCCH(enhanced Physical Downlink Control Channel)を構成するよう処理可能な制御データにマッピングを適用するステップと、
前記ePDCCHにおける変調されたシンボルを少なくとも1つのローカライズされた制御チャネルエレメント(CCE)と少なくとも1つの分散化されたCCEとの少なくとも1つにマッピングするステップと、
をプロセッサに実行させるためのプログラムであって、
前記少なくとも1つのローカライズされたCCEは、前記無線フレームのサブフレーム上の周波数領域において連続する1つ以上の物理リソースブロック内にマッピングされ、
前記少なくとも1つの分散化されたCCEは、前記無線フレームのサブフレームの少なくとも1つの物理リソースブロックにおける分散化されたリソースエレメントにマッピングされるプログラム。 - 前記無線フレームにおいて前記eNBから前記UEに通信されるよう構成される前記ePDCCHを構成するよう処理可能な制御データにマッピングを適用するステップを前記プロセッサに更に実行させ、前記マッピングは、前記ePDCCHにおける変調されたシンボルを、前記サブフレームで周波数において分散化された複数のローカライズされた物理リソースブロックにマッピングされる前記少なくとも1つの分散化されたCCEにマッピングすることによって構成される、請求項16記載のプログラム。
- 前記無線フレームにおいて前記eNBから前記UEに通信されるよう構成される前記ePDCCHを構成するよう処理可能な制御データにマッピングを適用するステップを前記プロセッサに更に実行させ、前記マッピングは、前記少なくとも1つのローカライズされたCCEと前記少なくとも1つの分散化されたCCEとを前記無線フレームのサブフレームにおける物理リソースブロックにマッピングすることによって構成され、前記サブフレームは、前記マッピングされたローカライズされたCCEと前記マッピングされた分散化されたCCEとの少なくとも1つを有する、請求項16記載のプログラム。
- 前記無線フレームにおいて前記eNBから前記UEに通信されるよう構成される前記ePDCCHを構成するよう処理可能な制御データにマッピングを適用するステップを前記プロセッサに更に実行させ、前記マッピングは、前記少なくとも1つのローカライズされたCCEと前記少なくとも1つの分散化されたCCEとを前記無線フレームのサブフレームにおける物理リソースブロックにマッピングすることによって構成され、前記物理リソースブロックは、前記マッピングされたローカライズされたCCEの少なくとも1つと前記マッピングされた分散化されたCCEの少なくとも1つとを有する、請求項16記載のプログラム。
- 無線フレームにおいてユーザ装置(UE)に通信されるよう構成されるePDCCH(enhanced Physical Downlink Control Channel)を構成するよう処理可能な制御データにマッピングを適用するよう動作可能なエンハンストNode B(eNB)を有する装置であって、
前記マッピングは、前記ePDCCHにおける変調されたシンボルを少なくとも1つのローカライズされた制御チャネルエレメント(CCE)と少なくとも1つの分散化されたCCEとの少なくとも1つにマッピングすることによって構成され、
前記少なくとも1つのローカライズされたCCEは、無線フレームのサブフレーム上の周波数領域において連続する1つ以上の物理リソースブロック内にマッピングされ、
前記少なくとも1つの分散化されたCCEは、前記無線フレームのサブフレームの少なくとも1つの物理リソースブロックにおける分散化されたリソースエレメントにマッピングされる装置。 - 前記eNBは更に、前記無線フレームにおいて前記eNBから前記UEに通信されるよう構成される前記ePDCCHを構成するよう処理可能な制御データにマッピングを適用するよう構成され、前記マッピングは、前記ePDCCHにおける変調されたシンボルを、前記サブフレームで周波数において分散化された複数のローカライズされた物理リソースブロックにマッピングされる前記少なくとも1つの分散化されたCCEにマッピングすることによって構成される、請求項20記載の装置。
- 前記eNBは更に、前記無線フレームにおいて前記eNBから前記UEに通信されるよう構成される前記ePDCCHを構成するよう処理可能な制御データにマッピングを適用するよう構成され、前記マッピングは、前記少なくとも1つのローカライズされたCCEと前記少なくとも1つの分散化されたCCEとを前記無線フレームのサブフレームにおける物理リソースブロックにマッピングすることによって構成され、前記サブフレームは、前記マッピングされたローカライズされたCCEと前記マッピングされた分散化されたCCEとの少なくとも1つを有する、請求項20記載の装置。
- 前記eNBは更に、前記無線フレームにおいて前記eNBから前記UEに通信されるよう構成される前記ePDCCHを構成するよう処理可能な制御データにマッピングを適用するよう構成され、前記マッピングは、前記少なくとも1つのローカライズされたCCEと前記少なくとも1つの分散化されたCCEとを前記無線フレームのサブフレームにおける物理リソースブロックにマッピングすることによって構成され、前記物理リソースブロックは、前記マッピングされたローカライズされたCCEの少なくとも1つと前記マッピングされた分散化されたCCEの少なくとも1つとを有する、請求項20記載の装置。
- 請求項16乃至19何れか一項記載のプログラムを記憶するためのコンピュータ可読記憶媒体。
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