JP5166236B2 - 直交周波数分割無線通信システムのためのパイロット信号送信 - Google Patents
直交周波数分割無線通信システムのためのパイロット信号送信 Download PDFInfo
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/023—Multiplexing of multicarrier modulation signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2627—Modulators
- H04L27/2628—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0037—Inter-user or inter-terminal allocation
- H04L5/0039—Frequency-contiguous, i.e. with no allocation of frequencies for one user or terminal between the frequencies allocated to another
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- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H04L5/0058—Allocation criteria
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- H04L5/0082—Timing of allocation at predetermined intervals
- H04L5/0083—Timing of allocation at predetermined intervals symbol-by-symbol
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Description
一実施形態においては、移動局または基地局から送信されるパイロットシンボルのための、パイロットシンボルパターン(pilot symbol patterns)が、提供される。このパターンは、送信されるパイロットシンボルの改善された受信(receipt)と復調(demodulation)とを可能にしている。
本発明の実施形態の特徴、性質および利点は、同様の参照符号が全体を通してそれに応じて識別する図面と併用して下記に述べられる詳細な説明から、更に明らかになり得る。
*セル固有スクランブリング系列のすべての要素が等しい係数を有すること、
*セル固有スクランブリング系列が異なるセルに関して実質的に異なること、
である。
Claims (62)
- 少なくとも1つのアンテナと;
複数のパイロットパターンを記憶するメモリと、なお、各パイロットパターンは無線通信装置から送信されるべき互いに直交するパイロットシンボルのクラスタを備え、前記メモリは前記パイロットパターンを生成するための複数のスカラー関数を記憶し、前記複数のパイロットシンボルのクラスタは、チャネル推定のための周波数ホッピング用に指定された時間及び周波数リソースブロックのエッジ近くに配置される;
前記少なくとも1つのアンテナと前記メモリとに結合されたプロセッサと、なお、前記プロセッサは、前記複数のパイロットパターンのうちの1つを選択し、前記アンテナからの前記パイロットシンボルの送信に先立って、前記選択されたパイロットパターンの前記パイロットシンボルに前記複数のスカラー関数を乗算するように適合され、また、前記選択されたパイロットパターンの各クラスタ内で、全てのパイロットシンボルが、共通の時間期間及び共通の周波数範囲のうちの1つを共有する;
を備える無線通信装置。 - 前記メモリは別の複数のスカラー関数を記憶し、前記プロセッサは、前記パイロットシンボルが前記複数のスカラー関数及び前記別の複数のスカラー関数に乗算されるようにする、請求項1に記載の無線通信装置。
- 前記別の複数のスカラー関数は、スカラー関数のベクトルを備えており、各ベクトルは各他のベクトルに直交している、請求項2に記載の無線通信装置。
- 前記複数のスカラー関数は、スカラー関数のベクトルを備えており、各ベクトルは各他のベクトルに直交している、請求項1に記載の無線通信装置。
- 前記無線通信装置は、最大周波数と最小周波数との間の周波数範囲における複数の周波数サブキャリアを使用して信号を送信し、また、前記各クラスタの少なくとも1つのパイロットシンボルが、前記最大周波数または前記最小周波数以外の周波数サブキャリアを使用して送信される、請求項1に記載の無線通信装置。
- 前記プロセッサは、第1の時間期間の間の周波数範囲内の周波数が第2の時間期間の間の周波数範囲内に入らないように、前記第1の時間期間と前記第2の時間期間との間で周波数範囲を変化させる、請求項5に記載の無線通信装置。
- 前記無線通信装置は、第1のシンボル期間と最後のシンボル期間との間の複数の隣接するシンボル期間を使用して信号を送信し、また、前記各クラスタの多くとも1つのパイロットシンボルが、前記第1のシンボル期間または前記最後のシンボル期間の期間中に送信される、請求項1に記載の無線通信装置。
- 前記クラスタのいくつかは時間選択性パイロットシンボルクラスタであり、それ以外のクラスタは周波数選択性パイロットシンボルクラスタである、請求項1に記載の無線通信装置。
- 前記複数のスカラー関数乗算の各々は、各シンボルの各サンプルへの位相偏移からなる、請求項1に記載の無線通信装置。
- 前記複数のスカラー関数はスカラー関数のベクトルを備えており、各ベクトルは各他のベクトルに準直交している、請求項1に記載の無線通信装置。
- 前記プロセッサは、離散フーリエ変換を利用して、前記スカラー関数のベクトルと前記パイロットシンボルとを乗算する、請求項1に記載の無線通信装置。
- 複数のパイロットシンボルパターンを生成することと、なお、前記複数のパイロットシンボルパターンの各々は、無線通信装置から送信されるべき互いに直交する複数のパイロットシンボルのクラスタを有し、前記パイロットシンボルパターンは、複数のスカラー関数のうちの1つを前記複数のパイロットシンボルの各々に適用することとによって生成され、前記複数のパイロットシンボルのクラスタは、チャネル推定のための周波数ホッピング用に指定された時間及び周波数リソースブロックのエッジ近くに配置される;
前記複数のパイロットシンボルパターンのうちの1つを選択することと、なお、前記選択されたパイロットパターンの各クラスタ内で、全てのパイロットシンボルが、共通の時間期間及び共通の周波数範囲のうちの1つを共有する;
を備える、無線通信のための方法。 - 前記複数のスカラー関数はベクトルにグループ化され、各ベクトルは各他のベクトルに直交している、請求項12に記載の方法。
- 前記複数のスカラー関数のうちの1つを前記複数のパイロットシンボルの各々に適用することは、前記スカラー関数に従って各パイロットシンボルを備える各サンプルの位相を偏移させることを備える、請求項12に記載の方法。
- 別の複数のスカラー関数のうちの別のスカラー関数を前記選択されたパイロットシンボルパターン中の前記複数のパイロットシンボルの各々に適用することを更に備える、請求項12に記載の方法。
- 前記別のスカラー関数を適用することは、前記選択されたパイロットシンボルパターンのうちの1つのパイロットシンボルに適用される前記別のスカラー関数を時間的に変化させることを備える、請求項15に記載の方法。
- 前記パイロットシンボルは、最大周波数と最小周波数との間の複数のサブキャリアを利用して送信され、前記方法は更に、
各クラスタの少なくとも1つのパイロットシンボルが前記最大周波数と前記最小周波数以外のサブキャリアを割り当てられるように、各クラスタの各パイロットシンボルに1つの送信周波数を割り当てること、
を備える、請求項12に記載の方法。 - 前記複数のスカラー関数は、前記無線通信装置にとって一意であるスカラー関数を備える、請求項12に記載の方法。
- 前記複数のスカラー関数は、前記無線通信装置が通信する基地局のセクタにとって一意であるスカラー関数を備える、請求項12に記載の方法。
- 前記複数のスカラー関数はスカラー関数のベクトルを備えており、各ベクトルは各他のベクトルに準直交している、請求項12に記載の方法。
- 前記複数のスカラー関数を適用することは、前記スカラー関数を適用する際に離散フーリエ変換を利用することを備える、請求項12に記載の方法。
- 第1の複数のパイロットシンボルを第1のチャネル条件に従って配置された複数のパイロットシンボルのクラスタにグループ化することと、なお、前記複数のパイロットシンボルのクラスタは、チャネル推定のための周波数ホッピング用に指定された時間及び周波数リソースブロックのエッジ近くに配置される;
第1の無線通信装置において、処理された第1の複数のパイロットシンボルを得るために、第1の複数のスカラー関数を前記第1の複数のパイロットシンボルに適用することと;
前記第1の無線通信装置から、複数の時間間隔中に複数の周波数で前記処理された第1の複数のパイロットシンボルを送信することと;
第2の複数のパイロットシンボルを第2のチャネル条件に従って配置された複数のパイロットシンボルのクラスタにグループ化することと、なお、前記複数のクラスタの各クラスタ内で、全てのパイロットシンボルが、共通の時間期間及び共通の周波数範囲のうちの1つを共有する;
第2の無線通信装置において、処理された第2の複数のパイロットシンボルを得るために、前記第1の複数のスカラー関数とは異なる第2の複数のスカラー関数を前記第2の複数のパイロットシンボルに適用することと、なお、各クラスタの前記処理された第1の複数のパイロットシンボルは、他の各クラスタの前記第1の複数のパイロットシンボルおよび前記処理された第2の複数のパイロットシンボルに直交している;
前記第2の無線通信装置から、前記処理された第1の複数のパイロットシンボルと同じ複数の時間間隔中に、同じ複数の周波数で前記処理された第2の複数のパイロットシンボルを送信することと;
を備える無線通信の方法。 - 前記処理された第1の複数のパイロットシンボルは、最大周波数と最小周波数との間の複数のサブキャリアを利用して送信され、また、前記第1の無線通信装置から前記送信することは、各クラスタの少なくとも1つのパイロットシンボルが前記最大周波数と前記最小周波数以外の周波数であるサブキャリアを割り当てられるように、各クラスタの前記処理された第1の複数のパイロットシンボルを送信することを備える、請求項22に記載の方法。
- 前記最大周波数と前記最小周波数は、第1の時間期間の間の前記最小周波数と前記最大周波数との間の周波数が第2の時間期間の間の前記最小周波数と前記最大周波数との間にないように、前記第1の時間期間と前記第2の時間期間との間で変化する、請求項23に記載の方法。
- 前記パイロットシンボルは、第1のシンボル期間と最後のシンボル期間との間の複数の隣接するシンボル期間の期間中に送信され、また、前記クラスタは、前記各クラスタの多くても1つのパイロットシンボルが前記第1のシンボル期間または前記最後のシンボル期間の期間中に送信されるように構成される、請求項22に記載の方法。
- 別の複数のスカラー関数のうちの別のスカラー関数を前記第1の複数のパイロットシンボルの各々に適用することを更に備える、請求項22に記載の方法。
- 別のスカラー関数を適用することは、前記第1の複数のパイロットシンボルの各々に適用された前記別のスカラー関数を時間的に変化させることを備える、請求項26に記載の方法。
- 前記第1の無線通信装置が送信している基地局のセクタに基づいて前記第1の複数のスカラー関数を選択することを更に備える請求項27に記載の方法。
- 前記第1の複数のスカラー関数は、前記第1の無線通信装置にとって一意である、請求項27に記載の方法。
- 前記第1の複数のスカラー関数は、スカラー関数のベクトルを備えており、各ベクトルは、各他のベクトルに準直交している、請求項22に記載の方法。
- 前記第1の無線通信装置において第1の複数のスカラー関数を適用することは、前記第1の複数のスカラー関数を適用する際に離散フーリエ変換を利用することを備える、請求項22に記載の方法。
- 複数のアンテナと;
複数のパイロットパターンを記憶するメモリと、なお、前記複数のパイロットパターンの各々はスカラー関数によって処理されたパイロットシンボルの複数のクラスタを備えており、同じパイロットパターン中の前記複数のクラスタの各々は、前記同じパイロットパターンの前記複数のクラスタの各他のクラスタに直交しており、前記複数のパイロットシンボルのクラスタは、チャネル推定のための周波数ホッピング用に指定された時間及び周波数リソースブロックのエッジ近くに配置される;
前記複数のアンテナと前記メモリとに結合されたプロセッサと、なお、前記プロセッサは、前記複数のアンテナにおいて複数の無線装置から受信された複数のパイロットシンボルグループをデコードするために前記複数のパイロットパターンのうちの1つを選択するように適合され、また、前記選択されたパイロットパターンの各クラスタ内で、全てのパイロットシンボルが、共通の時間期間及び共通の周波数範囲のうちの1つを共有する;
を備える無線通信装置。 - 前記複数のパイロットパターンは、少なくとも1つの時間選択性パイロットパターンと少なくとも1つの周波数選択性パイロットパターンとを備える、請求項32に記載の無線通信装置。
- 前記メモリは更に、複数の系列を記憶しており、前記複数の系列は、前記複数の系列の各他の系列に直交しており、また前記プロセッサは、前記パイロットシンボルをデコードすることに先立って、前記選択されたパイロットパターンの前記パイロットシンボルと前記複数の系列のうちのいくつかの系列との乗算を選択的に命令する、請求項32に記載の無線通信装置。
- 前記メモリは更に、別の複数の系列を記憶しており、また前記プロセッサは、前記パイロットシンボルをデコードすることに先立って、前記選択されたパイロットパターンの前記パイロットシンボルと、前記複数の系列のうちのいくつかと前記別の複数の系列のうちのいくつかの両方と、の乗算を選択的に命令する、請求項32に記載の無線通信装置。
- 前記無線通信装置に送信されるべき前記複数のパイロットパターンのうちの1つのパイロットパターンを指定する、前記複数のアンテナのうちの少なくとも1つから送信されるべき、命令を、前記プロセッサが生成する、請求項35に記載の無線通信装置。
- 各パイロットパターンの各パイロットシンボルは、最大周波数と最小周波数との間の周波数範囲内の周波数に割り当てられ、また、前記クラスタの各々の前記パイロットシンボルのうちの少なくとも1つは、前記最大周波数または前記最小周波数以外の周波数サブキャリアに割り当てられる、請求項32に記載の無線通信装置。
- 各パイロットパターンの各パイロットシンボルは、第1のシンボル期間と最後のシンボル期間との間の複数の隣接したシンボル期間のうちの1つのシンボル期間に割り当てられ、また前記クラスタの各々の前記パイロットシンボルのうちの多くとも1つが、前記第1のシンボル期間または前記最後のシンボル期間を割り当てられる、請求項32に記載の無線通信装置。
- 各クラスタの前記パイロットシンボルの各々は、最小周波数から最大周波数に及ぶ1グループの隣接する周波数サブキャリアのうちの1周波数サブキャリアを利用して、第1のシンボル期間から最後のシンボル期間に及ぶ1グループの隣接するシンボル期間のうちの1シンボル期間の期間中に、送信されるように割り当てられ、また、各クラスタにおいて、1つ以下のパイロットシンボルが、それの送信周波数サブキャリアとして前記最大周波数または前記最小周波数を、あるいは、それの送信シンボル期間として前記第1のシンボル期間または前記最後のシンボル期間を割り当てられる、請求項32に記載の無線通信装置。
- 複数のアンテナと;
複数のパイロットパターンを記憶するメモリと、なお、前記複数のパイロットパターンの各々は複数のパイロットシンボルのクラスタを備えており、同じパイロットパターン中の前記複数のクラスタの各クラスタは、前記同じパイロットパターンの前記複数のクラスタの各他のクラスタに直交しており、前記パイロットパターンを生成するためにスカラー関数がパイロットシンボルの各クラスタに適用され、前記複数のパイロットシンボルのクラスタは、チャネル推定のための周波数ホッピング用に指定された時間及び周波数リソースブロックのエッジ近くに配置される;
前記複数のアンテナと前記メモリとに結合されたプロセッサと、なお、前記プロセッサは、前記複数のパイロットパターンのうちの1つを選択し、前記選択されたパイロットパターンにしたがって複数のパイロットシンボルが前記複数のアンテナのうちの少なくとも2つから送信されるように適合され、また、前記選択されたパイロットパターンの各クラスタ内で、全てのパイロットシンボルが、共通の時間期間及び共通の周波数範囲のうちの1つを共有する;
を備える無線通信装置。 - 前記プロセッサは、前記複数のパイロットパターンのうちの前記選択されたパイロットパターンとは異なる別の前記パイロットパターンにしたがって、複数のパイロットシンボルが前記複数のアンテナのうちの少なくとも2つから送信されるようにする、請求項40に記載の無線通信装置。
- 前記複数のパイロットパターンは、少なくとも1つの時間選択性パイロットパターンと少なくとも1つの周波数選択性パイロットパターンとを備える、請求項40に記載の無線通信装置。
- 前記メモリは、更に複数の系列を記憶し、前記複数の系列は、前記複数の系列の各他の系列に直交しており、また、前記プロセッサは、前記選択されたパイロットパターンにしたがって前記複数のパイロットシンボルを送信することに先立って、前記選択されたパイロットパターンの前記パイロットシンボルと前記複数の系列のうちのいくつかの系列との乗算を選択的に命令する、請求項40に記載の無線通信装置。
- 前記メモリは更に別の複数の系列を記憶しており、また前記プロセッサは、前記選択されたパイロットパターンにしたがって前記複数のパイロットシンボルを送信することに先立って、前記選択されたパイロットパターンの前記パイロットシンボルと、前記複数の系列のうちのいくつかと前記別の複数の系列のうちのいくつかの両方と、の乗算を選択的に命令する、請求項40に記載の無線通信装置。
- 前記無線通信装置に送信されるべき前記複数のパイロットパターンのうちの1つのパイロットパターンを指定する、前記複数のアンテナのうちの少なくとも1つから送信されるべき命令を、前記プロセッサが生成する、請求項44に記載の無線通信装置。
- 各パイロットパターンの各パイロットシンボルは、最大周波数と最小周波数との間の周波数範囲内の周波数に割り当てられ、また、前記クラスタの各々の前記パイロットシンボルのうちの少なくとも1つは、前記最大周波数または前記最小周波数以外の周波数サブキャリアに割り当てられる、請求項40に記載の無線通信装置。
- 各パイロットパターンの各パイロットシンボルは、第1のシンボル期間と最後のシンボル期間との間の複数の隣接したシンボル期間のうちの1つのシンボル期間に割り当てられ、また、前記クラスタの各々の前記パイロットシンボルのうちの多くとも1つが、前記第1のシンボル期間または前記最後のシンボル期間を割り当てられる、請求項40に記載の無線通信装置。
- 各クラスタの前記パイロットシンボルの各々は、最小周波数から最大周波数に及ぶ1グループの隣接する周波数サブキャリアのうちの1周波数サブキャリアを利用して、第1のシンボル期間から最後のシンボル期間に及ぶ1グループの隣接するシンボル期間のうちの1つのシンボル期間の期間中に、送信されるように割り当てられ、また、各クラスタにおいては、1つ以下のパイロットシンボルが、それの送信周波数サブキャリアとして前記最大周波数または前記最小周波数を、あるいは、それの送信シンボル期間として前記第1のシンボル期間または前記最後のシンボル期間を、割り当てられる、請求項40に記載の無線通信装置。
- 複数のパイロットパターンから、互いに直交するパイロットシンボルの複数のクラスタを有する1つのパイロットパターンを選択するための手段と、なお、前記選択されたパイロットパターンの各クラスタ内で、全てのパイロットシンボルが、共通の時間期間及び共通の周波数範囲のうちの1つを共有し、前記複数のパイロットシンボルのクラスタは、チャネル推定のための周波数ホッピング用に指定された時間及び周波数リソースブロックのエッジ近くに配置される;
前記選択されたパイロットパターンに従って複数のパイロットシンボルを配列するための手段と;
前記パイロットシンボルの送信に先立って、前記複数のパイロットシンボルの各々に複数のスカラー関数を適用するための手段と;
を備える無線通信装置。 - 前記複数のパイロットシンボルの各々に複数のスカラー関数を適用するための手段は、各クラスタのパイロットシンボルが各他の各クラスタのパイロットシンボルに直交するように前記複数のスカラー関数を適用するための手段を備える、請求項49に記載の無線通信装置。
- 前記複数のパイロットシンボルの各々に別の複数のスカラー関数のうちの別のスカラー関数を適用するための手段を更に備える、請求項49に記載の無線通信装置。
- 別のスカラー関数を適用することは、前記パイロットシンボルのうちの1つに適用される前記別のスカラー関数を時間的に変化させることを備える、請求項49に記載の無線通信装置。
- 前記複数のスカラー関数は、前記無線通信装置にとって一意であるスカラー関数を備える、請求項49に記載の無線通信装置。
- 前記複数のスカラー関数は、前記無線通信装置が通信する基地局のセクタにとって一意であるスカラー関数を備える、請求項49に記載の無線通信装置。
- 前記複数のパイロットシンボルは、最大周波数と最小周波数との間の複数のサブキャリアを利用して送信され、また、前記の配列するための手段は、各クラスタの少なくとも1つのパイロットシンボルが前記最大周波数および前記最小周波数以外の周波数であるサブキャリアを割り当てられるように、各クラスタの各パイロットシンボルに送信周波数を割り当てるための手段を備える、請求項49に記載の無線通信装置。
- 前記複数のパイロットシンボルは、第1のシンボル期間と最後のシンボル期間との間の複数の隣接するシンボル期間の期間中に送信され、また、前記の配列するための手段は、各クラスタの多くとも1つのパイロットシンボルが前記第1のシンボル期間または前記最後のシンボル期間の期間中に送信されるように、各パイロットシンボルをシンボル期間に割り当てるための手段を備える、請求項49に記載の無線通信装置。
- チャネル条件に従って第1の複数のパイロットシンボルを互いに直交する複数のパイロットシンボルのクラスタにグループ化するための手段と、なお、前記複数のパイロットシンボルのクラスタは、チャネル推定のための周波数ホッピング用に指定された時間及び周波数リソースブロックのエッジ近くに配置される;
第1の無線通信装置において、処理された第1の複数のパイロットシンボルを提供するために、第1の複数のスカラー関数を前記第1の複数のパイロットシンボルに適用するための手段と;
前記第1の無線通信装置から、複数の時間間隔中に複数の周波数で前記処理された第1の複数のパイロットシンボルを送信するための手段と;
第2の複数のパイロットシンボルを複数のパイロットシンボルのクラスタにグループ化する手段と、なお、前記選択されたパイロットパターンの各クラスタ内で、全てのパイロットシンボルが、共通の時間期間及び共通の周波数範囲のうちの1つを共有する;
第2の無線通信装置において、処理された第2の複数のパイロットシンボルを提供するために、前記第1の複数のスカラー関数とは異なる第2の複数のスカラー関数を前記第2の複数のパイロットシンボルに適用するための手段と、なお、各クラスタの前記処理された第1の複数のパイロットシンボルは、他の各クラスタの前記処理された第1の複数のパイロットシンボルおよび前記処理された第2の複数のパイロットシンボルに直交している;
前記第2の無線通信装置から、前記処理された第1の複数のパイロットシンボルと同じ複数の時間間隔中に、同じ複数の周波数で、前記処理された第2の複数のパイロットシンボルを送信するための手段と;
を備える無線通信装置。 - 前記パイロットシンボルは、最大周波数と最小周波数との間の複数のサブキャリアを利用して送信され、また、前記第1の無線通信装置から送信するための前記手段は、各クラスタの少なくとも1つのパイロットシンボルが前記最大周波数と前記最小周波数以外の周波数であるサブキャリアを割り当てられるように前記処理された第1の複数のパイロットシンボルの各クラスタを送信するための手段を備える、請求項57に記載の無線通信装置。
- 前記送信するための手段は、第1の時間期間の間の前記最小周波数と前記最大周波数との間の周波数が第2の時間期間の間の前記最小周波数と前記最大周波数との間にないように、前記第1の時間期間と前記第2の時間期間との間で前記最大周波数と前記最小周波数とを変化させる、請求項58に記載の無線通信装置。
- 前記パイロットシンボルは、第1のシンボル期間と最後のシンボル期間との間の複数の隣接するシンボル期間の期間中に送信され、またグループ化するための各手段は、各関連するクラスタのパイロットシンボルのうちの多くとも1つが前記第1のシンボル期間の期間中または前記最後のシンボル期間の期間中に送信されるように、関連する前記複数のパイロットシンボルをグループ化するための手段を備える、請求項57に記載の無線通信装置。
- 別の複数のスカラー関数のうちの別のスカラー関数を前記第1の複数のパイロットシンボルの各々に適用するための手段を更に備える、請求項57に記載の無線通信装置。
- 別のスカラー関数を適用するための前記手段は、前記第1の複数のパイロットシンボルの各々に適用される前記別のスカラー関数を時間的に変化させるための手段を備える、請求項61に記載の無線通信装置。
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ES2694680T3 (es) | 2018-12-26 |
RU2395919C2 (ru) | 2010-07-27 |
CN101167321B (zh) | 2013-06-05 |
KR100925094B1 (ko) | 2009-11-05 |
KR20070110931A (ko) | 2007-11-20 |
RU2010121653A (ru) | 2011-12-10 |
EP2259524A1 (en) | 2010-12-08 |
CN101167321A (zh) | 2008-04-23 |
TW200707997A (en) | 2007-02-16 |
BRPI0607786A2 (pt) | 2009-06-13 |
EP1859592B1 (en) | 2018-09-12 |
HUE040663T2 (hu) | 2019-03-28 |
CA2601191A1 (en) | 2006-10-19 |
US9143305B2 (en) | 2015-09-22 |
RU2007138505A (ru) | 2009-04-27 |
EP1859592A1 (en) | 2007-11-28 |
WO2006110259A1 (en) | 2006-10-19 |
JP2008533928A (ja) | 2008-08-21 |
KR100961586B1 (ko) | 2010-06-04 |
US20060209670A1 (en) | 2006-09-21 |
EP2259524B1 (en) | 2019-12-04 |
KR20090096558A (ko) | 2009-09-10 |
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