JP5453374B2 - Mimoシステムのロバストランク予測 - Google Patents
Mimoシステムのロバストランク予測 Download PDFInfo
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Description
本出願は、2005年6月16日に出願され、この譲受人に譲渡され、かつ参照して本明細書に組み込まれている「干渉のロバストランク予測、電力制御、チャネル推定、パケットフォーマットおよびアドミッション制御(ROBUST RANK PREDICTION FOR INTERFERENCE, POWER CONTROL, CHANNEL ESTIMATION, PACKET FORMATS AND ADMISSION CONTROL)」と題された米国仮特許出願第60/691,723号に対して優先権を主張するものである。
式(2)ここでs(k)は、サブキャリアkのデータシンボルのM×1ベクトルであり、
r(k)は、サブキャリアkの受信シンボルのR×1ベクトルであり、
H M(k)=H(k)・P M(k)は、サブキャリアkのR×M有効MIMOチャネル応答行列であり、
n(k)は、サブキャリアkのR×1雑音ベクトルである。
SNRm,i(k)は、サブキャリアkのデータシンボルストリームiのSNRである。
ランク選択器330は次に、T個の可能なランクのうちの1つを選択する。一実施形態では、ランク選択器330は、以下のように、最大総容量を有するランクを提供する。
ここでCmaxは全T個の可能なランクおよびβ≦1.0に対する最大総容量である。より低いランクは概して、劣悪なチャネル条件およびチャネル推定誤りに対してよりロバストである。従って、より低いランクが、最大総容量に近い総容量を達成できる場合、このより低いランクが選択されて使用されてもよい。
ランク選択器430は次に、T個の可能なランクのうちの1つを選択する。一実施形態では、ランク選択器430は、以下のように最大総スループットを有するランクを提供する。
ここで、TPmaxは全T個の可能なランクに対する最大総スループットである。
以下に、本願出願の当初の特許請求の範囲に記載された発明をする。
[1] 少なくとも1つのプロセッサであって、
複数のランクの性能メトリクスを決定し、各ランクは多入力多出力(MIMO)チャネルを介して同時送信する異なる数のデータストリームを示し、
前記複数のランクの前記性能メトリクスに調整を施して、調整済み性能メトリクスを取得し、前記調整はシステム損失を補っており、
前記調整済み性能メトリクスに基づいて前記複数のランクからデータ送信に使用するランクを選択するように構成されている少なくとも1つのプロセッサと、
前記少なくとも1つのプロセッサに結合されているメモリと、
を備える装置。
[2] 前記性能メトリクスは、前記MIMOチャネルの容量に関する、[1]に記載の装置。
[3] 前記性能メトリクスは、前記MIMOチャネルを介して送信されるデータ送信のスループットに関する、[1]に記載の装置。
[4] 前記性能メトリクスは、前記MIMOチャネルの信号品質に関する、[1]に記載の装置。
[5] 前記調整は、データ送信に使用される誤り訂正符号による損失を補っている、[1]に記載の装置。
[6] 前記調整は、受信機でのチャネル推定誤りを補っている、[1]に記載の装置。
[7] 前記調整は、受信機によって観察される干渉の変動を補っている、[1]に記載の装置。
[8] 前記調整は、データ送信に使用される送信電力の変動を補っている、[1]に記載の装置。
[9] 前記少なくとも1つのプロセッサは、
閾値未満の性能メトリクスを有するランクを省略するように構成されている、[1]に記載の装置。
[10] 前記少なくとも1つのプロセッサは、
前記複数のランクの前記性能メトリクスを値の範囲内に制限するように構成されている、[1]に記載の装置。
[11] 前記値の範囲は、データ送信に使用可能なパケットフォーマットによって決定される、[10]に記載の装置。
[12] 前記少なくとも1つのプロセッサは、
最良の調整済み性能メトリクスを有するランクを選択するように構成されている、[1]に記載の装置。
[13] 前記少なくとも1つのプロセッサは、
前記複数のランクの前記調整済み性能メトリクスのうちで最良の調整済み性能メトリクスを決定し、
前記最良の調整済み性能メトリクスの所定のパーセンテージ内の調整済み性能メトリクスを有する最低ランクを選択するように構成されている、[1]に記載の装置。
[14] 前記少なくとも1つのプロセッサは、
所定数のビットによって前記選択されたランクを表し、
前記選択されたランクを送信機に送信するように構成されている、[1]に記載の装置。
[15] 前記少なくとも1つのプロセッサは、
前記選択されたランクの調整済み性能メトリクスに基づいて少なくとも1つのチャネル品質インジケータ(CQI)を決定するように構成されている、[1]に記載の装置。
[16] 前記少なくとも1つのプロセッサは、
前記選択されたランクの調整済み性能メトリクスに基づいて信号対雑音比(SNR)を決定し、
前記SNRを量子化して、前記選択されたランクのチャネル品質インジケータ(CQI)を取得するように構成されている、[1]に記載の装置。
[17] 前記メモリは、前記性能メトリクスの調整に関する少なくとも1つのルックアップテーブルを記憶するように構成されている、[1]に記載の装置。
[18] 複数のランクの性能メトリクスを決定するステップであって、各ランクは多入力多出力(MIMO)チャネルを介して同時送信する異なる数のデータストリームを示しているステップと、
前記複数のランクの前記性能メトリクスに調整を施して、調整済み性能メトリクスを取得するステップであって、前記調整はシステム損失を補っているステップと、
前記調整済み性能メトリクスに基づいて前記複数のランクからデータ送信に使用するランクを選択するステップと、
を備える方法。
[19] 性能メトリクスを決定するステップは、前記MIMOチャネルの容量、前記MIMOチャネルを介して送信されるデータ送信のスループット、または前記MIMOチャネルの信号品質のうちの1つ以上に関する性能メトリクスを決定するステップを備える、[18]に記載の方法。
[20] 前記性能メトリクスのうちの1つ以上に関する調整を計算するステップをさらに備える、[18]に記載の方法。
[21] 計算するステップは、データ送信に使用される誤り訂正符号、受信機におけるチャネル推定誤り、前記受信機によって観察される干渉の変動、データ送信に使用される送信電力の変動、またはこれらの組み合わせのうちの1つ以上による損失を補うように計算するステップを備える、[20]に記載の方法。
[22] 複数のランクの性能メトリクスを決定する手段であって、各ランクは多入力多出力(MIMO)チャネルを介して同時送信する異なる数のデータストリームを示す手段と、
前記複数のランクの前記性能メトリクスに調整を施して、調整済み性能メトリクスを取得する手段であって、前記調整はシステム損失を補っている手段と、
前記調整済み性能メトリクスに基づいて前記複数のランクからデータ送信に使用するランクを選択する手段と、
を備える装置。
[23] 性能メトリクスを決定する前記手段は、前記MIMOチャネルの容量、前記MIMOチャネルを介して送信されるデータ送信のスループット、または前記MIMOチャネルの信号品質のうちの1つ以上に関する性能メトリクスを決定する手段を備える、[22]に記載の装置。
[24] 前記性能メトリクスの1つ以上に関する調整を計算する手段をさらに備える、[22]に記載の装置。
[25] 前記計算する手段は、データ送信に使用される誤り訂正符号、受信機におけるチャネル推定誤り、前記受信機によって観察される干渉の変動、データ送信に使用される送信電力の変動、またはこれらの組み合わせのうちの1つ以上による損失を補うように計算する手段を備える、[24]に記載の装置。
[26] 命令を記憶するプロセッサ読み取り可能な媒体であって、前記命令は、
複数のランクの性能メトリクスを決定する命令であって、各ランクは多入力多出力(MIMO)チャネルを介して同時送信する異なる数のデータストリームを示している命令と、
前記複数のランクの前記性能メトリクスに調整を施して、調整済み性能メトリクスを取得する命令であって、前記調整はシステム損失を補っている命令と、
前記調整済み性能メトリクスに基づいて前記複数のランクからデータ送信に使用するランクを選択する命令とを備える、プロセッサ読み取り可能な媒体。
Claims (26)
- 多入力多出力MIMOチャネルのランクを決定する装置であって、
少なくとも1つのプロセッサであって、
複数のランクについて複数の性能メトリクスを決定する手段、ここで、各ランクは多入力多出力MIMOチャネルを介して同時送信する異なる数のデータストリームを示し、前記決定する手段は、(i)前記MIMOチャネルの1つまたは複数のサブキャリアについて後処理メトリクスを生成するために、前記MIMOチャネルの応答メトリクスに空間マッパを適用すること、(ii)前記MIMOチャネルの1つまたは複数のサブキャリアに対し信号対雑音および干渉比(SINR)を計算すること、(iii)受信機の信号対雑音比(SNR)を前記MIMOチャネルの1つまたは複数のサブキャリアの容量にマッピングすること、および/または(iv)前記MIMOチャネルの1つまたは複数のサブキャリアの平均容量を計算すること、のうちの1つまたは複数を実行することによって、前記性能メトリクスを決定する、および
複数の調整済み性能メトリクスを取得するために、前記複数のランクの前記複数の性能メトリクスに調整を施す手段と、ここで前記調整はシステム損失を補う、
を備える少なくとも1つのプロセッサと、
前記複数の調整済み性能メトリクスに基づいて前記複数のランクからデータ送信に使用するランクを選択する手段と、
前記少なくとも1つのプロセッサに結合されているメモリと、
を備える装置。 - 前記性能メトリクスは、前記MIMOチャネルの容量に関する、請求項1に記載の装置。
- 前記性能メトリクスは、前記MIMOチャネルを介して送信されるデータ送信のスループットに関する、請求項1に記載の装置。
- 前記性能メトリクスは、前記MIMOチャネルの信号品質に関する、請求項1に記載の装置。
- 前記調整は、データ送信に使用される誤り訂正符号による損失を補う、請求項1に記載の装置。
- 前記調整は、前記受信機でのチャネル推定誤りを補う、請求項1に記載の装置。
- 前記調整は、前記受信機によって観察される干渉の変動を補う、請求項1に記載の装置。
- 前記調整は、データ送信に使用される送信電力の変動を補う、請求項1に記載の装置。
- 前記少なくとも1つのプロセッサは、さらに、
閾値未満の性能メトリクスを有するランクを省略する手段を備える請求項1に記載の装置。 - 前記調整を施す手段は、
前記プロセッサが所与の値の範囲内にある値を有する性能メトリクスと関連する前記複数のランクのうちのランクにのみ基づきランク選択を実行するように、前記複数のランクから、所与の値の範囲外にある値を有する性能メトリクスに関連するランクを除外することにより、前記複数のランクについての複数の性能メトリクスに調整を施す、請求項1に記載の装置。 - 前記所与の値の範囲は、データ送信に使用可能なパケットフォーマットによって決定される、請求項10に記載の装置。
- 前記複数の調整済み性能メトリクスのそれぞれは値に関連し、前記少なくとも1つのプロセッサは、前記複数の調整済み性能メトリクスの関連する複数の値に基づき最も高いレベルの性能を提供することが期待されるランクを選択する、請求項1に記載の装置。
- 前記複数の調整済み性能メトリクスのそれぞれは値に関連し、前記少なくとも1つのプロセッサは、
前記複数の調整済み性能メトリクスの関連する複数の値に基づき最も高いレベルの性能を提供することが期待されるランクを決定する手段と、
前記最も高いレベルの性能を提供することが期待されるランクの前記調整済み性能メトリクス値に基づき所与の値の範囲を設定する手段と、
(i)前記複数の調整済み性能メトリクスの前記関連する複数の値に基づき最低レベルの性能を提供することが期待され、(ii)前記所与の値の範囲内にある調整済み性能メトリクス値も有するランクを選択する手段と、
を備える請求項1に記載の装置。 - 前記少なくとも1つのプロセッサは、さらに、
所定数のビットによって前記選択されたランクを表し、前記選択されたランクを送信機に送信する手段を備える、請求項1に記載の装置。 - 前記少なくとも1つのプロセッサは、さらに、
前記選択されたランクの調整済み性能メトリクスに基づいて少なくとも1つのチャネル品質インジケータ(CQI)を決定する手段を備える、請求項1に記載の装置。 - 前記少なくとも1つのプロセッサは、さらに、
前記選択されたランクの調整済み性能メトリクスに基づいて信号対雑音比(SNR)を決定し、前記選択されたランクのチャネル品質インジケータ(CQI)を取得するために前記SNRを量子化する手段を備える、請求項1に記載の装置。 - 前記メモリは、前記性能メトリクスの調整に関する少なくとも1つのルックアップテーブルを記憶する、請求項1に記載の装置。
- 多入力多出力(MIMO)チャネルのランクを決定する方法であって、
複数のランクについての複数の性能メトリクスを決定すること、ここで、各ランクは多入力多出力(MIMO)チャネルを介して同時送信する異なる数のデータストリームを示し、前記複数の性能メトリクスを決定することは、(i)後処理メトリクスを生成するために、前記MIMOチャネルの1つまたは複数のサブキャリアに対し、前記MIMOチャネルの応答メトリクスに空間マッパを適用すること、(ii)前記MIMOチャネルの1つまたは複数のサブキャリアに対し信号対雑音および干渉比(SINR)を計算すること、(iii)受信機の信号対雑音比(SNR)を前記MIMOチャネルの1つまたは複数のサブキャリアの容量にマッピングすること、および/または(iv)前記MIMOチャネルの1つまたは複数のサブキャリアの平均容量を計算すること、のうちの1つまたは複数を含む、および
複数の調整済み性能メトリクスを取得するために、前記複数のランクの前記複数の性能メトリクスに調整を施すこと、ここで前記調整はシステム損失を補う、
前記複数の調整済み性能メトリクスに基づいて前記複数のランクからデータ送信に使用するランクを選択すること、
を備える方法。 - 前記複数の性能メトリクスを決定することは、前記MIMOチャネルの容量、前記MIMOチャネルを介して送信されるデータ送信のスループット、または前記MIMOチャネルの信号品質のうちの1つまたは複数について性能メトリクスを決定することを備える、請求項18に記載の方法。
- 前記複数の性能メトリクスのうちの1つまたは複数について調整を計算することをさらに備える、請求項18に記載の方法。
- 前記計算することは、データ送信に使用される誤り訂正符号、前記受信機におけるチャネル推定誤り、前記受信機によって観察される干渉の変動、データ送信に使用される送信電力の変動、またはこれらの組み合わせのうちの1つまたは複数による損失を補うために計算することを備える、請求項20に記載の方法。
- 多入力多出力MIMOチャネルのランクを決定する装置であって、
複数のランクについて複数の性能メトリクスを決定する手段、ここで、各ランクは多入力多出力(MIMO)チャネルを介して同時送信する異なる数のデータストリームを示し、前記決定する手段は、(i)前記MIMOチャネルの1つまたは複数のサブキャリアについて後処理メトリクスを生成するために、前記MIMOチャネルの応答メトリクスに空間マッパを適用すること、(ii)前記MIMOチャネルの1つまたは複数のサブキャリアに対し信号対雑音および干渉比(SINR)を計算すること、(iii)受信機の信号対雑音比(SNR)を前記MIMOチャネルの1つまたは複数のサブキャリアの容量にマッピングすること、および/または(iv)前記MIMOチャネルの1つまたは複数のサブキャリアの平均容量を計算すること、のうちの1つまたは複数を実行することによって、前記性能メトリクスを決定する、および
複数の調整済み性能メトリクスを取得するために、前記複数のランクの前記複数の性能メトリクスに調整を施す手段と、ここで、前記調整はシステム損失を補う、
前記複数の調整済み性能メトリクスに基づいて前記複数のランクからデータ送信に使用するランクを選択する手段と、
を備える装置。 - 前記性能メトリクスを決定する手段は、前記MIMOチャネルの容量、前記MIMOチャネルを介して送信されるデータ送信のスループット、または前記MIMOチャネルの信号品質のうちの1つ以上に関する性能メトリクスを決定する手段を備える、請求項22に記載の装置。
- 前記複数の性能メトリクスの1つまたは複数について調整を計算する手段をさらに備える、請求項22に記載の装置。
- 前記計算する手段は、データ送信に使用される誤り訂正符号、受信機におけるチャネル推定誤り、前記受信機によって観察される干渉の変動、データ送信に使用される送信電力の変動、またはこれらの組み合わせのうちの1つまたは複数による損失を補うために計算する手段を備える、請求項24に記載の装置。
- プロセッサにより実行されると、前記プロセッサに多入力多出力MIMOチャネルのランクを決定する方法を実行させる命令を記憶するプロセッサ読み取り可能な媒体であって、前記命令は、
複数のランクの性能メトリクスを決定する命令、ここで、各ランクは多入力多出力(MIMO)チャネルを介して同時送信する異なる数のデータストリームを示し、前記性能メトリクスを決定することは、(i)前記MIMOチャネルの1つまたは複数のサブキャリアについて後処理メトリクスを生成するために、前記MIMOチャネルの応答メトリクスに空間マッパを適用すること、(ii)前記MIMOチャネルの1つまたは複数のサブキャリアに対し信号対雑音および干渉比(SINR)を計算すること、(iii)受信機の信号対雑音比(SNR)を前記MIMOチャネルの1つまたは複数のサブキャリアの容量にマッピングすること、および/または(iv)前記MIMOチャネルの1つまたは複数のサブキャリアの平均容量を計算すること、のうちの1つまたは複数を含む、
複数の調整済み性能メトリクスを取得するために、前記複数のランクの前記複数の性能メトリクスに調整を施す命令、ここで前記調整はシステム損失を補う、および、
前記複数の調整済み性能メトリクスに基づいて前記複数のランクからデータ送信に使用するランクを選択する命令、
を備える、プロセッサ読み取り可能な媒体。
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Families Citing this family (129)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9130810B2 (en) * | 2000-09-13 | 2015-09-08 | Qualcomm Incorporated | OFDM communications methods and apparatus |
US7295509B2 (en) | 2000-09-13 | 2007-11-13 | Qualcomm, Incorporated | Signaling method in an OFDM multiple access system |
US9137822B2 (en) | 2004-07-21 | 2015-09-15 | Qualcomm Incorporated | Efficient signaling over access channel |
US9148256B2 (en) | 2004-07-21 | 2015-09-29 | Qualcomm Incorporated | Performance based rank prediction for MIMO design |
US9246560B2 (en) * | 2005-03-10 | 2016-01-26 | Qualcomm Incorporated | Systems and methods for beamforming and rate control in a multi-input multi-output communication systems |
US20060203794A1 (en) * | 2005-03-10 | 2006-09-14 | Qualcomm Incorporated | Systems and methods for beamforming in multi-input multi-output communication systems |
US9154211B2 (en) | 2005-03-11 | 2015-10-06 | Qualcomm Incorporated | Systems and methods for beamforming feedback in multi antenna communication systems |
US8446892B2 (en) | 2005-03-16 | 2013-05-21 | Qualcomm Incorporated | Channel structures for a quasi-orthogonal multiple-access communication system |
US9520972B2 (en) * | 2005-03-17 | 2016-12-13 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US20090213950A1 (en) * | 2005-03-17 | 2009-08-27 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9461859B2 (en) | 2005-03-17 | 2016-10-04 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9143305B2 (en) | 2005-03-17 | 2015-09-22 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9184870B2 (en) * | 2005-04-01 | 2015-11-10 | Qualcomm Incorporated | Systems and methods for control channel signaling |
US9036538B2 (en) * | 2005-04-19 | 2015-05-19 | Qualcomm Incorporated | Frequency hopping design for single carrier FDMA systems |
US9408220B2 (en) * | 2005-04-19 | 2016-08-02 | Qualcomm Incorporated | Channel quality reporting for adaptive sectorization |
US8879511B2 (en) * | 2005-10-27 | 2014-11-04 | Qualcomm Incorporated | Assignment acknowledgement for a wireless communication system |
US8565194B2 (en) * | 2005-10-27 | 2013-10-22 | Qualcomm Incorporated | Puncturing signaling channel for a wireless communication system |
US8611284B2 (en) * | 2005-05-31 | 2013-12-17 | Qualcomm Incorporated | Use of supplemental assignments to decrement resources |
US8462859B2 (en) | 2005-06-01 | 2013-06-11 | Qualcomm Incorporated | Sphere decoding apparatus |
US9179319B2 (en) * | 2005-06-16 | 2015-11-03 | Qualcomm Incorporated | Adaptive sectorization in cellular systems |
US7330801B2 (en) * | 2005-07-29 | 2008-02-12 | Interdigital Technology Corporation | Signal separation using rank deficient matrices |
US8885628B2 (en) | 2005-08-08 | 2014-11-11 | Qualcomm Incorporated | Code division multiplexing in a single-carrier frequency division multiple access system |
WO2007019567A2 (en) * | 2005-08-09 | 2007-02-15 | Interdigital Technology Corporation | Method and apparatus for inter-node-b macro diversity in a sc-fdma system |
US9209956B2 (en) * | 2005-08-22 | 2015-12-08 | Qualcomm Incorporated | Segment sensitive scheduling |
US20070041457A1 (en) | 2005-08-22 | 2007-02-22 | Tamer Kadous | Method and apparatus for providing antenna diversity in a wireless communication system |
US8644292B2 (en) * | 2005-08-24 | 2014-02-04 | Qualcomm Incorporated | Varied transmission time intervals for wireless communication system |
US20070047495A1 (en) * | 2005-08-29 | 2007-03-01 | Qualcomm Incorporated | Reverse link soft handoff in a wireless multiple-access communication system |
US9136974B2 (en) * | 2005-08-30 | 2015-09-15 | Qualcomm Incorporated | Precoding and SDMA support |
US8054898B2 (en) | 2005-10-12 | 2011-11-08 | Nortel Networks Limited | Multi-user MIMO systems and methods |
US8045512B2 (en) | 2005-10-27 | 2011-10-25 | Qualcomm Incorporated | Scalable frequency band operation in wireless communication systems |
US9210651B2 (en) | 2005-10-27 | 2015-12-08 | Qualcomm Incorporated | Method and apparatus for bootstraping information in a communication system |
US9225416B2 (en) * | 2005-10-27 | 2015-12-29 | Qualcomm Incorporated | Varied signaling channels for a reverse link in a wireless communication system |
US9172453B2 (en) * | 2005-10-27 | 2015-10-27 | Qualcomm Incorporated | Method and apparatus for pre-coding frequency division duplexing system |
US9144060B2 (en) | 2005-10-27 | 2015-09-22 | Qualcomm Incorporated | Resource allocation for shared signaling channels |
US8582509B2 (en) * | 2005-10-27 | 2013-11-12 | Qualcomm Incorporated | Scalable frequency band operation in wireless communication systems |
US8693405B2 (en) * | 2005-10-27 | 2014-04-08 | Qualcomm Incorporated | SDMA resource management |
US8477684B2 (en) * | 2005-10-27 | 2013-07-02 | Qualcomm Incorporated | Acknowledgement of control messages in a wireless communication system |
US9225488B2 (en) | 2005-10-27 | 2015-12-29 | Qualcomm Incorporated | Shared signaling channel |
US9088384B2 (en) * | 2005-10-27 | 2015-07-21 | Qualcomm Incorporated | Pilot symbol transmission in wireless communication systems |
US8582548B2 (en) * | 2005-11-18 | 2013-11-12 | Qualcomm Incorporated | Frequency division multiple access schemes for wireless communication |
US7751506B2 (en) * | 2005-12-01 | 2010-07-06 | Samsung Electronics Co., Ltd. | Method for the soft bit metric calculation with linear MIMO detection for LDPC codes |
US20070149132A1 (en) | 2005-12-22 | 2007-06-28 | Junyl Li | Methods and apparatus related to selecting control channel reporting formats |
US8831607B2 (en) * | 2006-01-05 | 2014-09-09 | Qualcomm Incorporated | Reverse link other sector communication |
US8116267B2 (en) * | 2006-02-09 | 2012-02-14 | Samsung Electronics Co., Ltd. | Method and system for scheduling users based on user-determined ranks in a MIMO system |
WO2007140337A2 (en) * | 2006-05-25 | 2007-12-06 | Proximetry, Inc. | Systems and methods for wireless resource management |
CN101507142B (zh) * | 2006-08-22 | 2013-02-06 | 皇家飞利浦电子股份有限公司 | 用于在移动系统及其无线电站中发送数据的方法 |
US8266487B2 (en) * | 2006-08-24 | 2012-09-11 | Nokia Corporation | Coding a signal |
WO2008051038A1 (en) * | 2006-10-26 | 2008-05-02 | Lg Electronics Inc. | Method for reporting channel information in multiple antenna system |
WO2008102217A1 (en) * | 2007-02-22 | 2008-08-28 | Freescale Semiconductor, Inc. | Method of optimising the rank of a mmse channel equaliser |
US8020075B2 (en) * | 2007-03-16 | 2011-09-13 | Apple Inc. | Channel quality index feedback reduction for broadband systems |
US8831042B2 (en) | 2007-03-29 | 2014-09-09 | Lg Electronics Inc. | Method of transmitting sounding reference signal in wireless communication system |
US20100325255A1 (en) * | 2007-04-05 | 2010-12-23 | Gene Cheung | Data transmission system and method |
FI20075272A0 (fi) * | 2007-04-19 | 2007-04-19 | Nokia Corp | Vastaanotin ja vastaanottomenetelmä |
WO2008149304A2 (en) * | 2007-06-05 | 2008-12-11 | Koninklijke Philips Electronics, N.V. | Apparatus and method for performing transmission rate adaptation in wireless systems |
KR101380558B1 (ko) | 2007-06-19 | 2014-04-02 | 엘지전자 주식회사 | 사운딩 기준신호의 전송방법 |
US8462716B1 (en) | 2007-07-11 | 2013-06-11 | Marvell International Ltd. | Method and apparatus for using multiple codebooks for wireless transmission to a plurality of users in a cell |
US7995528B1 (en) | 2007-07-18 | 2011-08-09 | Marvell International Ltd. | Precoding with multi-user codebooks |
WO2009022790A1 (en) | 2007-08-14 | 2009-02-19 | Lg Electronics Inc. | Method of transmitting data in a wireless communication system |
RU2439809C2 (ru) | 2007-08-14 | 2012-01-10 | Эл Джи Электроникс Инк. | Способ получения информации об области ресурсов для канала phich и способ приема канала pdcch |
KR101397039B1 (ko) | 2007-08-14 | 2014-05-20 | 엘지전자 주식회사 | 전송 다이버시티를 사용하는 다중안테나 시스템에서 채널예측 오류의 영향을 감소시키기 위한 cdm 방식 신호전송 방법 |
CN102739602B (zh) * | 2007-08-14 | 2016-03-16 | 株式会社Ntt都科摩 | 接收装置和数据取得方法 |
US8014265B2 (en) * | 2007-08-15 | 2011-09-06 | Qualcomm Incorporated | Eigen-beamforming for wireless communication systems |
US8009617B2 (en) * | 2007-08-15 | 2011-08-30 | Qualcomm Incorporated | Beamforming of control information in a wireless communication system |
KR101507785B1 (ko) * | 2007-08-16 | 2015-04-03 | 엘지전자 주식회사 | 다중 입출력 시스템에서, 채널품질정보를 송신하는 방법 |
KR101405974B1 (ko) | 2007-08-16 | 2014-06-27 | 엘지전자 주식회사 | 다중입력 다중출력 시스템에서 코드워드를 전송하는 방법 |
WO2009026768A1 (en) * | 2007-08-31 | 2009-03-05 | Fujitsu Limited | Wireless communication system and wireless communication method |
WO2009051748A2 (en) * | 2007-10-15 | 2009-04-23 | Marvell World Trade Ltd. | Beamforming using predefined spatial mapping matrices |
CN101472292B (zh) * | 2007-12-28 | 2012-05-30 | 株式会社Ntt都科摩 | 多用户多输入多输出系统、基站、用户设备和cqi反馈方法 |
WO2009096601A1 (en) * | 2008-02-01 | 2009-08-06 | Nec Corporation | Estimating channel conditions in a mimo ofdm communication system |
US8855257B2 (en) | 2008-02-11 | 2014-10-07 | Intel Mobile Communications GmbH | Adaptation techniques in MIMO |
EP2255458A4 (en) | 2008-02-28 | 2013-12-04 | Apple Inc | TRANSMITTING A RECORDED TRANSMITTED SIGNALING TO THE CODE OF IDENTIFYING INFORMATION FEEDBACK DATA STRUCTURE |
US20090238086A1 (en) * | 2008-03-19 | 2009-09-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Rank Dependent CQI Back-Off |
US8144797B2 (en) * | 2008-03-25 | 2012-03-27 | Intel Mobile Communications GmbH | CQI table for wireless MIMO networks |
JP2011525321A (ja) * | 2008-06-12 | 2011-09-15 | ノーテル・ネットワークス・リミテッド | Sc−fdma伝送ダイバーシティのためのシステム及び方法 |
TWI506976B (zh) | 2008-07-02 | 2015-11-01 | Interdigital Patent Holdings | 多輸入多輸出通信的秩及預編碼矩陣測量及報告方法及裝置 |
JP5177527B2 (ja) * | 2008-07-28 | 2013-04-03 | シャープ株式会社 | 通信システム、受信装置及び通信方法 |
US20110164526A1 (en) * | 2008-09-04 | 2011-07-07 | Bando Chemical Industries Ltd | Method and apparatus for uplink signal transmission and channel estimation in wireless access network |
JP2010093704A (ja) * | 2008-10-10 | 2010-04-22 | Sony Corp | 無線通信システム、無線通信装置及び無線通信方法、並びにコンピューター・プログラム |
WO2010056161A1 (en) * | 2008-11-12 | 2010-05-20 | Telefonaktiebolaget L M Ericsson (Publ) | Link adaptation systems and methods |
JP5218977B2 (ja) * | 2008-12-02 | 2013-06-26 | 日本電気株式会社 | 通信装置、無線通信システムおよびフィードバック情報演算時の近似方法ならびにプログラム |
US8565064B2 (en) * | 2008-12-15 | 2013-10-22 | Futurewei Technologies, Inc. | System and method for employing six-bit rank 1 and 2 codebooks for four transmit antennas |
KR101949729B1 (ko) | 2009-03-03 | 2019-02-19 | 엘지전자 주식회사 | 다중 안테나 무선 통신 시스템에서 상향 링크 신호 송신 방법 및 이를 위한 장치 |
JP5478094B2 (ja) * | 2009-03-09 | 2014-04-23 | 株式会社Nttドコモ | 無線基地局 |
US8792585B2 (en) | 2009-03-09 | 2014-07-29 | Nec Corporation | Rank estimation device, receiver, communication system, rank estimation method, and program recording medium |
EP2408246B1 (en) * | 2009-03-10 | 2014-12-24 | Huawei Technologies Co., Ltd. | Communication method utilizing uplink multiple input multiple output technique and system thereof |
US20100232384A1 (en) * | 2009-03-13 | 2010-09-16 | Qualcomm Incorporated | Channel estimation based upon user specific and common reference signals |
CN102369674B (zh) | 2009-03-31 | 2014-07-23 | 马维尔国际贸易有限公司 | 用于无线通信的方法、装置及系统 |
WO2011002134A1 (en) * | 2009-06-29 | 2011-01-06 | Lg Electronics Inc. | Method and apparatus for data transmission based on distributed discrete power control in cooperative multi-user multi-input multi-output system |
US20110019559A1 (en) * | 2009-07-27 | 2011-01-27 | Qualcomm Incorporated | Methods and apparatus for stabilizing forward link mimo rate prediction |
EP2334122B1 (en) * | 2009-12-14 | 2014-03-26 | Intel Mobile Communications GmbH | Method and apparatus for data communication in LTE cellular networks |
GB201006105D0 (en) | 2010-04-13 | 2010-05-26 | Icera Inc | Decoding a signal |
US8526383B2 (en) * | 2010-05-03 | 2013-09-03 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method for allocating transmission resources based on a transmission rank |
US9320048B2 (en) | 2010-08-04 | 2016-04-19 | Marvell World Trade Ltd. | Wireless communications with primary and secondary access categories |
EP2458803A1 (en) * | 2010-11-29 | 2012-05-30 | Sequans Communications | Method of exploitation of Co-channel Interference, apparatus and computer program |
CN102594739B (zh) * | 2011-01-07 | 2017-03-15 | 上海贝尔股份有限公司 | 信道估计方法、导频信息选择方法、用户设备和基站 |
US9295062B2 (en) * | 2011-03-16 | 2016-03-22 | Telefonaktiebolaget L M Ericsson (Publ) | Method and arrangement for power allocation in communication systems |
HUE032725T2 (en) * | 2011-04-01 | 2017-10-30 | Intel Corp | Support segment support for wireless networks |
CN102882657B (zh) * | 2011-07-15 | 2018-01-23 | 瑞典爱立信有限公司 | 用于上行链路秩自适应的方法、设备和系统 |
US20130114437A1 (en) * | 2011-11-04 | 2013-05-09 | Qualcomm Incorporated | Method and apparatus for interference cancellation by a user equipment using blind detection |
US9723496B2 (en) | 2011-11-04 | 2017-08-01 | Qualcomm Incorporated | Method and apparatus for interference cancellation by a user equipment using blind detection |
SG11201401208VA (en) * | 2011-11-09 | 2014-05-29 | Ericsson Telefon Ab L M | Csi reporting for a set of csi-rs resources |
CN102723968B (zh) * | 2012-05-30 | 2017-01-18 | 中兴通讯股份有限公司 | 一种提升空口容量的方法及装置 |
GB2523685A (en) * | 2012-12-13 | 2015-09-02 | Zte Wistron Telecom Ab | Method and apparatus for a modified outer loop after a receiver outage event |
EP2957045B1 (en) | 2013-02-18 | 2017-06-28 | Telefonaktiebolaget LM Ericsson (publ) | Transmitting node and method for rank determination |
JP5557941B1 (ja) * | 2013-03-29 | 2014-07-23 | ソフトバンクモバイル株式会社 | 無線通信装置及び無線伝送システム |
JP5551810B1 (ja) * | 2013-05-10 | 2014-07-16 | ソフトバンクモバイル株式会社 | 無線通信装置及び無線伝送システム |
GB2514174B (en) * | 2013-05-17 | 2015-12-02 | Cambium Networks Ltd | Improvements to adaptive modulation |
US9306645B2 (en) | 2013-07-26 | 2016-04-05 | Marvell World Trade Ltd. | Interference avoidance for beamforming transmissions in wireless communication devices and systems |
JPWO2015030082A1 (ja) * | 2013-08-29 | 2017-03-02 | 旭硝子株式会社 | アンテナ指向性制御システム |
EP3039834B1 (en) * | 2013-08-30 | 2018-10-24 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Method and apparatus for transmitting a signal with constant envelope |
JP5777123B2 (ja) * | 2014-04-16 | 2015-09-09 | ソフトバンク株式会社 | 無線通信装置及び無線伝送システム |
EP3326342B1 (en) * | 2015-07-20 | 2019-09-25 | Telefonaktiebolaget LM Ericsson (publ) | Transceiver architecture that maintains legacy timing by inserting and removing cyclic prefix at legacy sampling rate |
RU2613035C1 (ru) * | 2016-03-16 | 2017-03-14 | Федеральное государственное казенное военное образовательное учреждение высшего профессионального образования "ВОЕННАЯ АКАДЕМИЯ СВЯЗИ имени Маршала Советского Союза С.М. Буденного" Министерства обороны Российской Федерации | Способ оценки помехозащищенности линий радиосвязи |
WO2017167569A1 (en) * | 2016-04-01 | 2017-10-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for receiver type selection |
KR101825727B1 (ko) * | 2016-06-14 | 2018-03-22 | 주식회사 케이티 | 동선 기반 네트워크에서의 전송 모드 설정 장치 및 이를 이용한 전송 모드 설정 방법 |
US9743258B1 (en) | 2016-11-30 | 2017-08-22 | Qualcomm Incorporated | Multi-user multiple-input multiple-output group management |
US10263682B2 (en) * | 2016-12-20 | 2019-04-16 | Nokia Of America Corporation | Channel state prediction based on prediction of channel state factors |
US10153888B1 (en) * | 2017-05-16 | 2018-12-11 | T-Mobile Usa, Inc. | Rank indicator adaptation based on downlink error rate |
WO2018232832A1 (zh) * | 2017-06-23 | 2018-12-27 | 华为技术有限公司 | 一种确定mimo层数的方法和设备 |
US10834689B2 (en) | 2017-08-15 | 2020-11-10 | At&T Intellectual Property I, L.P. | Base station wireless channel sounding |
US11343124B2 (en) | 2017-08-15 | 2022-05-24 | At&T Intellectual Property I, L.P. | Base station wireless channel sounding |
US10432330B2 (en) | 2017-08-15 | 2019-10-01 | At&T Intellectual Property I, L.P. | Base station wireless channel sounding |
US10638340B2 (en) | 2017-08-15 | 2020-04-28 | At&T Intellectual Property I, L.P. | Base station wireless channel sounding |
US10311665B2 (en) * | 2017-10-09 | 2019-06-04 | Gentex Corporation | System and method for training a transmitter |
US11032721B2 (en) | 2017-10-13 | 2021-06-08 | At&T Intellectual Property I, L.P. | Minimization of drive tests in beamformed wireless communication systems |
US10091662B1 (en) | 2017-10-13 | 2018-10-02 | At&T Intellectual Property I, L.P. | Customer premises equipment deployment in beamformed wireless communication systems |
KR20200076368A (ko) | 2018-12-19 | 2020-06-29 | 주식회사 지씨티리써치 | Mimo 수신기에서의 효율적인 랭크 추출 방법 및 그 장치 |
US11082265B2 (en) | 2019-07-31 | 2021-08-03 | At&T Intellectual Property I, L.P. | Time synchronization of mobile channel sounding system |
US20220303881A1 (en) * | 2021-03-22 | 2022-09-22 | Siden, Inc. | System And Method For Network Conditions Aware Content Distribution |
Family Cites Families (809)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4393276A (en) | 1981-03-19 | 1983-07-12 | Bell Telephone Laboratories, Incorporated | Fourier masking analog signal secure communication system |
FR2527871B1 (fr) | 1982-05-27 | 1986-04-11 | Thomson Csf | Systeme de radiocommunications, a sauts de frequence |
SU1320883A1 (ru) | 1985-02-06 | 1987-06-30 | Предприятие П/Я Р-6707 | Устройство дл восстановлени временных интервалов цифровых сигналов,принимаемых из канала с ограниченной полосой пропускани |
FR2584884B1 (fr) | 1985-07-09 | 1987-10-09 | Trt Telecom Radio Electr | Procede et dispositif de recherche de canal libre pour un systeme de radio mobile |
JPS6216639A (ja) | 1985-07-16 | 1987-01-24 | Kokusai Denshin Denwa Co Ltd <Kdd> | 秘話音声信号送出装置 |
GB2180127B (en) | 1985-09-04 | 1989-08-23 | Philips Electronic Associated | Method of data communication |
JPS6290045A (ja) | 1985-10-16 | 1987-04-24 | Kokusai Denshin Denwa Co Ltd <Kdd> | Fdma通信方式における周波数割当方式 |
US5008900A (en) | 1989-08-14 | 1991-04-16 | International Mobile Machines Corporation | Subscriber unit for wireless digital subscriber communication system |
FR2652452B1 (fr) | 1989-09-26 | 1992-03-20 | Europ Agence Spatiale | Dispositif d'alimentation d'une antenne a faisceaux multiples. |
JPH04111544A (ja) | 1990-08-31 | 1992-04-13 | Nippon Telegr & Teleph Corp <Ntt> | 無線チャネル割当方法 |
US5257399A (en) | 1990-11-28 | 1993-10-26 | Telefonaktiebolaget L M Ericsson | Multiple access handling in a cellular communications system |
US5253270A (en) | 1991-07-08 | 1993-10-12 | Hal Communications | Apparatus useful in radio communication of digital data using minimal bandwidth |
US5455839A (en) | 1991-12-27 | 1995-10-03 | Motorola, Inc. | Device and method for precoding |
JP2904986B2 (ja) | 1992-01-31 | 1999-06-14 | 日本放送協会 | 直交周波数分割多重ディジタル信号送信装置および受信装置 |
US5384810A (en) | 1992-02-05 | 1995-01-24 | At&T Bell Laboratories | Modulo decoder |
US5363408A (en) | 1992-03-24 | 1994-11-08 | General Instrument Corporation | Mode selective quadrature amplitude modulation communication system |
US5282222A (en) | 1992-03-31 | 1994-01-25 | Michel Fattouche | Method and apparatus for multiple access between transceivers in wireless communications using OFDM spread spectrum |
GB9209027D0 (en) | 1992-04-25 | 1992-06-17 | British Aerospace | Multi purpose digital signal regenerative processing apparatus |
US5268694A (en) | 1992-07-06 | 1993-12-07 | Motorola, Inc. | Communication system employing spectrum reuse on a spherical surface |
FR2693861A1 (fr) | 1992-07-16 | 1994-01-21 | Philips Electronique Lab | Récepteur de signaux à répartition multiplexée de fréquences orthogonales muni d'un dispositif de synchronisation de fréquences. |
US5768276A (en) | 1992-10-05 | 1998-06-16 | Telefonaktiebolaget Lm Ericsson | Digital control channels having logical channels supporting broadcast SMS |
US5603081A (en) | 1993-11-01 | 1997-02-11 | Telefonaktiebolaget Lm Ericsson | Method for communicating in a wireless communication system |
US5604744A (en) | 1992-10-05 | 1997-02-18 | Telefonaktiebolaget Lm Ericsson | Digital control channels having logical channels for multiple access radiocommunication |
JP2942913B2 (ja) | 1993-06-10 | 1999-08-30 | ケイディディ株式会社 | 相手認証/暗号鍵配送方式 |
DE69405997T2 (de) | 1993-06-18 | 1998-04-09 | Qualcomm Inc | Verfahren und einrichtung zur bestimmung der datenrate eines empfangenen signals |
US5870393A (en) * | 1995-01-20 | 1999-02-09 | Hitachi, Ltd. | Spread spectrum communication system and transmission power control method therefor |
US6501810B1 (en) | 1998-10-13 | 2002-12-31 | Agere Systems Inc. | Fast frame synchronization |
US5594738A (en) | 1993-10-18 | 1997-01-14 | Motorola, Inc. | Time slot allocation method |
ZA948134B (en) | 1993-10-28 | 1995-06-13 | Quaqlcomm Inc | Method and apparatus for performing handoff between sectors of a common base station |
US5410538A (en) | 1993-11-09 | 1995-04-25 | At&T Corp. | Method and apparatus for transmitting signals in a multi-tone code division multiple access communication system |
SG48266A1 (en) | 1993-12-22 | 1998-04-17 | Philips Electronics Nv | Multicarrier frequency hopping communications system |
US5465253A (en) | 1994-01-04 | 1995-11-07 | Motorola, Inc. | Method and apparatus for demand-assigned reduced-rate out-of-band signaling channel |
GB9402942D0 (en) | 1994-02-16 | 1994-04-06 | Northern Telecom Ltd | Base station antenna arrangement |
US5513379A (en) | 1994-05-04 | 1996-04-30 | At&T Corp. | Apparatus and method for dynamic resource allocation in wireless communication networks utilizing ordered borrowing |
US5603096A (en) * | 1994-07-11 | 1997-02-11 | Qualcomm Incorporated | Reverse link, closed loop power control in a code division multiple access system |
US5583869A (en) | 1994-09-30 | 1996-12-10 | Motorola, Inc. | Method for dynamically allocating wireless communication resources |
JP3566298B2 (ja) | 1994-10-27 | 2004-09-15 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 通信ネットワークにおける移動ユーザの確実な識別のための方法及び装置 |
JP3437291B2 (ja) | 1994-11-14 | 2003-08-18 | キヤノン株式会社 | 再生装置および再生方法 |
US6169910B1 (en) | 1994-12-30 | 2001-01-02 | Focused Energy Holding Inc. | Focused narrow beam communication system |
US5684491A (en) | 1995-01-27 | 1997-11-04 | Hazeltine Corporation | High gain antenna systems for cellular use |
US5612978A (en) | 1995-05-30 | 1997-03-18 | Motorola, Inc. | Method and apparatus for real-time adaptive interference cancellation in dynamic environments |
US6535666B1 (en) | 1995-06-02 | 2003-03-18 | Trw Inc. | Method and apparatus for separating signals transmitted over a waveguide |
US6215983B1 (en) | 1995-06-02 | 2001-04-10 | Trw Inc. | Method and apparatus for complex phase equalization for use in a communication system |
US6018317A (en) | 1995-06-02 | 2000-01-25 | Trw Inc. | Cochannel signal processing system |
US5726978A (en) | 1995-06-22 | 1998-03-10 | Telefonaktiebolaget L M Ericsson Publ. | Adaptive channel allocation in a frequency division multiplexed system |
US6154484A (en) * | 1995-09-06 | 2000-11-28 | Solana Technology Development Corporation | Method and apparatus for embedding auxiliary data in a primary data signal using frequency and time domain processing |
US5815488A (en) | 1995-09-28 | 1998-09-29 | Cable Television Laboratories, Inc. | Multiple user access method using OFDM |
JPH09139725A (ja) | 1995-11-16 | 1997-05-27 | Matsushita Electric Ind Co Ltd | 多重通信装置 |
DE69633705T2 (de) | 1995-11-16 | 2006-02-02 | Ntt Mobile Communications Network Inc. | Verfahren zum Erfassen eines digitalen Signals und Detektor |
US5887023A (en) | 1995-11-29 | 1999-03-23 | Nec Corporation | Method and apparatus for a frequency hopping-spread spectrum communication system |
KR0150275B1 (ko) | 1995-12-22 | 1998-11-02 | 양승택 | 멀티캐스트 통신의 폭주 제어방법 |
EP0786889B1 (en) | 1996-02-02 | 2002-04-17 | Deutsche Thomson-Brandt Gmbh | Method for the reception of multicarrier signals and related apparatus |
US6134215A (en) | 1996-04-02 | 2000-10-17 | Qualcomm Incorpoated | Using orthogonal waveforms to enable multiple transmitters to share a single CDM channel |
US5822368A (en) | 1996-04-04 | 1998-10-13 | Lucent Technologies Inc. | Developing a channel impulse response by using distortion |
JPH09281508A (ja) | 1996-04-12 | 1997-10-31 | Semiconductor Energy Lab Co Ltd | 液晶表示装置およびその作製方法 |
GB9609148D0 (en) | 1996-05-01 | 1996-07-03 | Plessey Telecomm | Multi-party communication |
US5790537A (en) * | 1996-05-15 | 1998-08-04 | Mcgill University | Interference suppression in DS-CDMA systems |
IL120574A (en) | 1996-05-17 | 2002-09-12 | Motorala Ltd | Methods and devices for transmitter track weights |
US5926470A (en) | 1996-05-22 | 1999-07-20 | Qualcomm Incorporated | Method and apparatus for providing diversity in hard handoff for a CDMA system |
GB9611146D0 (en) | 1996-05-29 | 1996-07-31 | Philips Electronics Nv | Method of, and system for, transmitting messages |
US5732113A (en) | 1996-06-20 | 1998-03-24 | Stanford University | Timing and frequency synchronization of OFDM signals |
KR980007105A (ko) | 1996-06-28 | 1998-03-30 | 김광호 | 이동국 송신전력 제어방법 |
US6058309A (en) | 1996-08-09 | 2000-05-02 | Nortel Networks Corporation | Network directed system selection for cellular and PCS enhanced roaming |
US6141317A (en) * | 1996-08-22 | 2000-10-31 | Tellabs Operations, Inc. | Apparatus and method for bandwidth management in a multi-point OFDM/DMT digital communications system |
JP3444114B2 (ja) | 1996-11-22 | 2003-09-08 | ソニー株式会社 | 通信方法、基地局及び端末装置 |
US5956642A (en) * | 1996-11-25 | 1999-09-21 | Telefonaktiebolaget L M Ericsson | Adaptive channel allocation method and apparatus for multi-slot, multi-carrier communication system |
US6061337A (en) | 1996-12-02 | 2000-05-09 | Lucent Technologies Inc. | System and method for CDMA handoff using telemetry to determine the need for handoff and to select the destination cell site |
EP0848563A3 (en) | 1996-12-11 | 2000-01-05 | Texas Instruments Incorporated | Improvements in or relating to telecommunication systems |
KR100221336B1 (ko) | 1996-12-28 | 1999-09-15 | 전주범 | 직교 주파수 분할 다중화 수신 시스템의 프레임 동기 장치 및 그 방법 |
US5953325A (en) | 1997-01-02 | 1999-09-14 | Telefonaktiebolaget L M Ericsson (Publ) | Forward link transmission mode for CDMA cellular communications system using steerable and distributed antennas |
US6232918B1 (en) | 1997-01-08 | 2001-05-15 | Us Wireless Corporation | Antenna array calibration in wireless communication systems |
US6173007B1 (en) | 1997-01-15 | 2001-01-09 | Qualcomm Inc. | High-data-rate supplemental channel for CDMA telecommunications system |
US5933421A (en) | 1997-02-06 | 1999-08-03 | At&T Wireless Services Inc. | Method for frequency division duplex communications |
US5920571A (en) | 1997-02-07 | 1999-07-06 | Lucent Technologies Inc. | Frequency channel and time slot assignments in broadband access networks |
US6335922B1 (en) | 1997-02-11 | 2002-01-01 | Qualcomm Incorporated | Method and apparatus for forward link rate scheduling |
CN1219306A (zh) | 1997-02-21 | 1999-06-09 | 摩托罗拉公司 | 无线通信系统中分配频谱资源的方法和装置 |
US6584144B2 (en) | 1997-02-24 | 2003-06-24 | At&T Wireless Services, Inc. | Vertical adaptive antenna array for a discrete multitone spread spectrum communications system |
US6359923B1 (en) | 1997-12-18 | 2002-03-19 | At&T Wireless Services, Inc. | Highly bandwidth efficient communications |
US5838268A (en) | 1997-03-14 | 1998-11-17 | Orckit Communications Ltd. | Apparatus and methods for modulation and demodulation of data |
US5974310A (en) | 1997-03-20 | 1999-10-26 | Omnipoint Corporation | Communication control for a user of a central communication center |
FI104610B (fi) | 1997-03-27 | 2000-02-29 | Nokia Networks Oy | Ohjauskanavan allokointi pakettiradioverkossa |
US6175550B1 (en) * | 1997-04-01 | 2001-01-16 | Lucent Technologies, Inc. | Orthogonal frequency division multiplexing system with dynamically scalable operating parameters and method thereof |
KR100242421B1 (ko) | 1997-04-14 | 2000-02-01 | 윤종용 | 디지털 이동 통신시스템의 파이롯트 피엔 오프셋 할당 방법 |
FI106605B (fi) | 1997-04-16 | 2001-02-28 | Nokia Networks Oy | Autentikointimenetelmä |
US6076114A (en) | 1997-04-18 | 2000-06-13 | International Business Machines Corporation | Methods, systems and computer program products for reliable data transmission over communications networks |
FI105136B (fi) | 1997-04-21 | 2000-06-15 | Nokia Mobile Phones Ltd | Yleinen pakettiradiopalvelu |
FI104939B (fi) | 1997-04-23 | 2000-04-28 | Nokia Networks Oy | Merkinannon toteutus tietoliikenneverkossa |
EP1841095A3 (en) | 1997-04-24 | 2013-11-20 | Ntt Mobile Communications Network Inc. | Method and system for mobile communications |
KR100241894B1 (ko) | 1997-05-07 | 2000-02-01 | 윤종용 | 개인통신 시스템의 코드분할 접속방식 기지국 시스템에서 소프트웨어 관리방법 |
US6075814A (en) | 1997-05-09 | 2000-06-13 | Broadcom Homenetworking, Inc. | Method and apparatus for reducing signal processing requirements for transmitting packet-based data with a modem |
FI105063B (fi) | 1997-05-16 | 2000-05-31 | Nokia Networks Oy | Menetelmä lähetyssuunnan määrittämiseksi ja radiojärjestelmä |
US6374115B1 (en) | 1997-05-28 | 2002-04-16 | Transcrypt International/E.F. Johnson | Method and apparatus for trunked radio repeater communications with backwards compatibility |
EP1471761B1 (en) | 1997-05-30 | 2008-09-03 | QUALCOMM Incorporated | A method of and apparatus for paging a wireless terminal in a wireless telecommunications system |
US6052364A (en) | 1997-06-13 | 2000-04-18 | Comsat Corporation | CDMA system architecture for satcom terminals |
SE9702271D0 (sv) * | 1997-06-13 | 1997-06-13 | Ericsson Telefon Ab L M | Återanvändning av fysisk kontrollkanal i ett distribuerat cellulärt radiokommunikationssystem |
US6151296A (en) | 1997-06-19 | 2000-11-21 | Qualcomm Incorporated | Bit interleaving for orthogonal frequency division multiplexing in the transmission of digital signals |
US5867478A (en) | 1997-06-20 | 1999-02-02 | Motorola, Inc. | Synchronous coherent orthogonal frequency division multiplexing system, method, software and device |
US6240129B1 (en) | 1997-07-10 | 2001-05-29 | Alcatel | Method and windowing unit to reduce leakage, fourier transformer and DMT modem wherein the unit is used |
US6038263A (en) | 1997-07-31 | 2000-03-14 | Motorola, Inc. | Method and apparatus for transmitting signals in a communication system |
US6307849B1 (en) * | 1997-09-08 | 2001-10-23 | Qualcomm Incorporated | Method and system for changing forward traffic channel power allocation during soft handoff |
KR100365346B1 (ko) | 1997-09-09 | 2003-04-11 | 삼성전자 주식회사 | 이동통신시스템의쿼시직교부호생성및쿼시직교부호를이용한대역확산장치및방법 |
US6038450A (en) | 1997-09-12 | 2000-03-14 | Lucent Technologies, Inc. | Soft handover system for a multiple sub-carrier communication system and method thereof |
US6377809B1 (en) | 1997-09-16 | 2002-04-23 | Qualcomm Incorporated | Channel structure for communication systems |
US6577739B1 (en) | 1997-09-19 | 2003-06-10 | University Of Iowa Research Foundation | Apparatus and methods for proportional audio compression and frequency shifting |
US6075797A (en) * | 1997-10-17 | 2000-06-13 | 3Com Corporation | Method and system for detecting mobility of a wireless-capable modem to minimize data transfer rate renegotiations |
US7184426B2 (en) | 2002-12-12 | 2007-02-27 | Qualcomm, Incorporated | Method and apparatus for burst pilot for a time division multiplex system |
KR100369602B1 (ko) | 1997-11-03 | 2003-04-11 | 삼성전자 주식회사 | 부호분할다중접속방식이동통신시스템의전력제어비트삽입방법 |
US5995992A (en) | 1997-11-17 | 1999-11-30 | Bull Hn Information Systems Inc. | Conditional truncation indicator control for a decimal numeric processor employing result truncation |
US6108323A (en) | 1997-11-26 | 2000-08-22 | Nokia Mobile Phones Limited | Method and system for operating a CDMA cellular system having beamforming antennas |
US5971484A (en) * | 1997-12-03 | 1999-10-26 | Steelcase Development Inc. | Adjustable armrest for chairs |
US6067315A (en) * | 1997-12-04 | 2000-05-23 | Telefonaktiebolaget Lm Ericsson | Method and apparatus for coherently-averaged power estimation |
US6563806B1 (en) | 1997-12-12 | 2003-05-13 | Hitachi, Ltd. | Base station for multi-carrier TDMA mobile communication system and method for assigning communication channels |
US6222832B1 (en) | 1998-06-01 | 2001-04-24 | Tantivy Communications, Inc. | Fast Acquisition of traffic channels for a highly variable data rate reverse link of a CDMA wireless communication system |
US6393008B1 (en) | 1997-12-23 | 2002-05-21 | Nokia Movile Phones Ltd. | Control structures for contention-based packet data services in wideband CDMA |
DE19800953C1 (de) | 1998-01-13 | 1999-07-29 | Siemens Ag | Verfahren und Funk-Kommunikationssystem zur Zuteilung von Funkressourcen einer Funkschnittstelle |
US6175650B1 (en) * | 1998-01-26 | 2001-01-16 | Xerox Corporation | Adaptive quantization compatible with the JPEG baseline sequential mode |
US5955992A (en) | 1998-02-12 | 1999-09-21 | Shattil; Steve J. | Frequency-shifted feedback cavity used as a phased array antenna controller and carrier interference multiple access spread-spectrum transmitter |
CA2283290C (en) | 1998-02-14 | 2003-04-01 | Samsung Electronics Co., Ltd. | Data communication device and method for mobile communication system with dedicated control channel |
JP3589851B2 (ja) | 1998-02-20 | 2004-11-17 | 株式会社日立製作所 | パケット通信システム及びパケット通信装置 |
JP2002505563A (ja) | 1998-02-27 | 2002-02-19 | シーメンス アクチエンゲゼルシヤフト | 符号多重化および時分割多重化に基づき無線遠隔通信を移動および/または定置の送信機器/受信機器間で行う遠隔通信システム |
JP3199020B2 (ja) | 1998-02-27 | 2001-08-13 | 日本電気株式会社 | 音声音楽信号の符号化装置および復号装置 |
CN100361420C (zh) | 1998-03-14 | 2008-01-09 | 三星电子株式会社 | 码分多址通信系统中交换不同长度的帧消息的装置和方法 |
WO1999052250A1 (en) | 1998-04-03 | 1999-10-14 | Tellabs Operations, Inc. | Filter for impulse response shortening, with addition spectral constraints, for multicarrier transmission |
US6112094A (en) | 1998-04-06 | 2000-08-29 | Ericsson Inc. | Orthogonal frequency hopping pattern re-use scheme |
US6567425B1 (en) | 1998-04-23 | 2003-05-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Bearer independent signaling protocol |
US6075350A (en) | 1998-04-24 | 2000-06-13 | Lockheed Martin Energy Research Corporation | Power line conditioner using cascade multilevel inverters for voltage regulation, reactive power correction, and harmonic filtering |
US6198775B1 (en) | 1998-04-28 | 2001-03-06 | Ericsson Inc. | Transmit diversity method, systems, and terminals using scramble coding |
KR100383575B1 (ko) | 1998-05-12 | 2004-06-26 | 삼성전자주식회사 | 단말기의송신전력에서피크전력대평균전력비를줄이기위한확산변조방법및장치 |
GB2337414A (en) | 1998-05-14 | 1999-11-17 | Fujitsu Ltd | Soft handoff in cellular communications networks |
US6643275B1 (en) | 1998-05-15 | 2003-11-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Random access in a mobile telecommunications system |
KR100291476B1 (ko) | 1998-05-25 | 2001-07-12 | 윤종용 | 파일럿측정요구명령제어방법및시스템 |
JP2000004215A (ja) | 1998-06-16 | 2000-01-07 | Matsushita Electric Ind Co Ltd | 送受信システム |
JP3092798B2 (ja) | 1998-06-30 | 2000-09-25 | 日本電気株式会社 | 適応送受信装置 |
RU2141706C1 (ru) | 1998-07-06 | 1999-11-20 | Военная академия связи | Способ и устройство адаптивной пространственной фильтрации сигналов |
KR100318959B1 (ko) | 1998-07-07 | 2002-04-22 | 윤종용 | 부호분할다중접속통신시스템의서로다른부호간의간섭을제거하는장치및방법 |
US6563881B1 (en) | 1998-07-13 | 2003-05-13 | Sony Corporation | Communication method and transmitter with transmission symbols arranged at intervals on a frequency axis |
US6636525B1 (en) | 1998-08-19 | 2003-10-21 | International Business Machines Corporation | Destination dependent coding for discrete multi-tone modulation |
KR100429540B1 (ko) | 1998-08-26 | 2004-08-09 | 삼성전자주식회사 | 이동통신시스템의패킷데이터통신장치및방법 |
US6798736B1 (en) | 1998-09-22 | 2004-09-28 | Qualcomm Incorporated | Method and apparatus for transmitting and receiving variable rate data |
JP2000102065A (ja) | 1998-09-24 | 2000-04-07 | Toshiba Corp | 無線通信基地局装置 |
CA2282942A1 (en) | 1998-11-09 | 2000-05-09 | Lucent Technologies Inc. | Efficient authentication with key update |
US6542485B1 (en) | 1998-11-25 | 2003-04-01 | Lucent Technologies Inc. | Methods and apparatus for wireless communication using time division duplex time-slotted CDMA |
US6473399B1 (en) | 1998-11-30 | 2002-10-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for determining an optimum timeout under varying data rates in an RLC wireless system which uses a PDU counter |
EP1006665B1 (en) | 1998-12-04 | 2003-05-28 | Lucent Technologies Inc. | Error concealment or correction of speech, image and video signals |
US6590881B1 (en) | 1998-12-04 | 2003-07-08 | Qualcomm, Incorporated | Method and apparatus for providing wireless communication system synchronization |
CN1240198C (zh) | 1998-12-07 | 2006-02-01 | 三星电子株式会社 | 在码分多址移动通信系统中用于选通发送的设备和方法 |
JP2000184425A (ja) | 1998-12-15 | 2000-06-30 | Toshiba Corp | 無線通信基地局装置 |
GB2345612B (en) | 1998-12-31 | 2003-09-03 | Nokia Mobile Phones Ltd | Measurement report transmission in a telecommunications system |
US6654429B1 (en) * | 1998-12-31 | 2003-11-25 | At&T Corp. | Pilot-aided channel estimation for OFDM in wireless systems |
EP1439677B9 (en) | 1999-01-08 | 2007-11-07 | Sony Deutschland GmbH | Synchronisation symbol structure for an OFDM system |
US6229795B1 (en) | 1999-01-13 | 2001-05-08 | Qualcomm Incorporated | System for allocating resources in a communication system |
US6393012B1 (en) | 1999-01-13 | 2002-05-21 | Qualcomm Inc. | System for allocating resources in a communication system |
EP1021019A1 (en) | 1999-01-15 | 2000-07-19 | Sony International (Europe) GmbH | Quasi-differential modulation/demodulation method for multi-amplitude digital modulated signals and OFDM system |
US6584140B1 (en) | 1999-01-22 | 2003-06-24 | Systems Information And Electronic Systems Integration Inc. | Spectrum efficient fast frequency-hopped modem with coherent demodulation |
US6160651A (en) * | 1999-01-25 | 2000-12-12 | Telcordia Technologies, Inc. | Optical layer survivability and security system using optical label switching and high-speed optical header reinsertion |
US6388998B1 (en) | 1999-02-04 | 2002-05-14 | Lucent Technologies Inc. | Reuse of codes and spectrum in a CDMA system with multiple-sector cells |
US6597746B1 (en) | 1999-02-18 | 2003-07-22 | Globespanvirata, Inc. | System and method for peak to average power ratio reduction |
US6256478B1 (en) | 1999-02-18 | 2001-07-03 | Eastman Kodak Company | Dynamic packet sizing in an RF communications system |
CA2262315A1 (en) * | 1999-02-19 | 2000-08-19 | Northern Telecom Limited | Joint optimal power balance for coded/tdm constituent data channels |
US6487243B1 (en) | 1999-03-08 | 2002-11-26 | International Business Machines Corporation | Modems, methods, and computer program products for recovering from errors in a tone reversal sequence between two modems |
US6317435B1 (en) | 1999-03-08 | 2001-11-13 | Qualcomm Incorporated | Method and apparatus for maximizing the use of available capacity in a communication system |
US6987746B1 (en) * | 1999-03-15 | 2006-01-17 | Lg Information & Communications, Ltd. | Pilot signals for synchronization and/or channel estimation |
KR20000060428A (ko) | 1999-03-16 | 2000-10-16 | 윤종용 | 코드분할다중접속 시스템에서 기지국간 직접 연결을 이용한 소프트/소프터 핸드오프의 강화 방법 |
US6693952B1 (en) | 1999-03-16 | 2004-02-17 | Lucent Technologies Inc. | Dynamic code allocation for downlink shared channels |
US7151761B1 (en) | 1999-03-19 | 2006-12-19 | Telefonaktiebolaget L M Ericsson (Publ) | Code reservation for interference measurement in a CDMA radiocommunication system |
US6483820B1 (en) | 1999-03-22 | 2002-11-19 | Ericsson Inc. | System and method for dynamic radio resource allocation for non-transparent high-speed circuit-switched data services |
US6430401B1 (en) | 1999-03-29 | 2002-08-06 | Lucent Technologies Inc. | Technique for effectively communicating multiple digital representations of a signal |
GB2348776B (en) | 1999-04-06 | 2003-07-09 | Motorola Ltd | A communications network and method of allocating resource thefor |
US6249683B1 (en) * | 1999-04-08 | 2001-06-19 | Qualcomm Incorporated | Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel |
EP1047209A1 (en) | 1999-04-19 | 2000-10-25 | Interuniversitair Micro-Elektronica Centrum Vzw | A method and apparatus for multiuser transmission |
US6937665B1 (en) | 1999-04-19 | 2005-08-30 | Interuniversitaire Micron Elektronica Centrum | Method and apparatus for multi-user transmission |
JP4224168B2 (ja) | 1999-04-23 | 2009-02-12 | パナソニック株式会社 | 基地局装置及びピーク電力抑圧方法 |
US6614857B1 (en) | 1999-04-23 | 2003-09-02 | Lucent Technologies Inc. | Iterative channel estimation and compensation based thereon |
EP1088409B1 (en) | 1999-05-12 | 2007-12-12 | Samsung Electronics Co., Ltd. | Method of providing burst timing for high-speed data transmission in a base station transceiver system of a mobile communication system |
JP3236273B2 (ja) | 1999-05-17 | 2001-12-10 | 三菱電機株式会社 | マルチキャリア伝送システムおよびマルチキャリア変調方法 |
US6674787B1 (en) * | 1999-05-19 | 2004-01-06 | Interdigital Technology Corporation | Raising random access channel packet payload |
US6445917B1 (en) | 1999-05-19 | 2002-09-03 | Telefonaktiebolaget Lm Ericsson (Publ) | Mobile station measurements with event-based reporting |
US6674810B1 (en) | 1999-05-27 | 2004-01-06 | 3Com Corporation | Method and apparatus for reducing peak-to-average power ratio in a discrete multi-tone signal |
EP1063780A3 (en) | 1999-06-02 | 2003-11-26 | Texas Instruments Incorporated | Spread spectrum channel estimation sequences |
US6631126B1 (en) | 1999-06-11 | 2003-10-07 | Lucent Technologies Inc. | Wireless communications using circuit-oriented and packet-oriented frame selection/distribution functions |
FR2794915A1 (fr) | 1999-06-14 | 2000-12-15 | Canon Kk | Procede et dispositif d'emission, procede et dispositif de reception, et systemes les mettant en oeuvre |
US6539213B1 (en) * | 1999-06-14 | 2003-03-25 | Time Domain Corporation | System and method for impulse radio power control |
US7095708B1 (en) | 1999-06-23 | 2006-08-22 | Cingular Wireless Ii, Llc | Methods and apparatus for use in communicating voice and high speed data in a wireless communication system |
JP3518426B2 (ja) | 1999-06-30 | 2004-04-12 | Kddi株式会社 | Cdma移動通信システムにおける符号割当方法 |
US6363060B1 (en) | 1999-06-30 | 2002-03-26 | Qualcomm Incorporated | Method and apparatus for fast WCDMA acquisition |
US6657949B1 (en) | 1999-07-06 | 2003-12-02 | Cisco Technology, Inc. | Efficient request access for OFDM systems |
EP1200545B1 (en) | 1999-07-28 | 2007-02-21 | Ciba SC Holding AG | Water-soluble granules of salen-type manganese complexes |
US6831943B1 (en) | 1999-08-13 | 2004-12-14 | Texas Instruments Incorporated | Code division multiple access wireless system with closed loop mode using ninety degree phase rotation and beamformer verification |
JP2001069046A (ja) | 1999-08-30 | 2001-03-16 | Fujitsu Ltd | 送受信システムおよび受信装置 |
US6542743B1 (en) | 1999-08-31 | 2003-04-01 | Qualcomm, Incorporated | Method and apparatus for reducing pilot search times utilizing mobile station location information |
US6765969B1 (en) | 1999-09-01 | 2004-07-20 | Motorola, Inc. | Method and device for multi-user channel estimation |
US6928047B1 (en) | 1999-09-11 | 2005-08-09 | The University Of Delaware | Precoded OFDM systems robust to spectral null channels and vector OFDM systems with reduced cyclic prefix length |
US6449246B1 (en) * | 1999-09-15 | 2002-09-10 | Telcordia Technologies, Inc. | Multicarrier personal access communication system |
RU2242091C2 (ru) | 1999-10-02 | 2004-12-10 | Самсунг Электроникс Ко., Лтд. | Устройство и способ стробирования данных, передаваемых по каналу управления в системе связи мдкр |
US6870882B1 (en) | 1999-10-08 | 2005-03-22 | At&T Corp. | Finite-length equalization over multi-input multi-output channels |
US6337659B1 (en) | 1999-10-25 | 2002-01-08 | Gamma Nu, Inc. | Phased array base station antenna system having distributed low power amplifiers |
US6985466B1 (en) | 1999-11-09 | 2006-01-10 | Arraycomm, Inc. | Downlink signal processing in CDMA systems utilizing arrays of antennae |
US6721568B1 (en) | 1999-11-10 | 2004-04-13 | Telefonaktiebolaget Lm Ericsson (Publ) | Admission control in a mobile radio communications system |
KR100602022B1 (ko) | 1999-12-15 | 2006-07-20 | 유티스타콤코리아 유한회사 | 이동통신 시스템에서 동기식 기지국과 비동기식 기지국간핸드오프에 필요한 파라메타 전송방법 |
ATE307441T1 (de) | 1999-11-17 | 2005-11-15 | Beschleunigungsabhängige kanalumschaltung in mobilen telekommunikationsnetzen | |
US6466800B1 (en) | 1999-11-19 | 2002-10-15 | Siemens Information And Communication Mobile, Llc | Method and system for a wireless communication system incorporating channel selection algorithm for 2.4 GHz direct sequence spread spectrum cordless telephone system |
JP3289718B2 (ja) | 1999-11-24 | 2002-06-10 | 日本電気株式会社 | 時分割多重アクセス方法及び基準局装置、端末局装置 |
DE19957288C1 (de) | 1999-11-29 | 2001-05-10 | Siemens Ag | Verfahren zur Signalisierung einer Funkkanalstruktur in einem Funk-Kommunikationssystem |
WO2001039386A1 (en) | 1999-11-29 | 2001-05-31 | Samsung Electronics Co., Ltd | Apparatus and method for assigning a common packet channel in a cdma communication system |
US6763009B1 (en) | 1999-12-03 | 2004-07-13 | Lucent Technologies Inc. | Down-link transmission scheduling in CDMA data networks |
US6690951B1 (en) | 1999-12-20 | 2004-02-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Dynamic size allocation system and method |
CA2327734A1 (en) | 1999-12-21 | 2001-06-21 | Eta Sa Fabriques D'ebauches | Ultra-thin piezoelectric resonator |
US6628673B1 (en) | 1999-12-29 | 2003-09-30 | Atheros Communications, Inc. | Scalable communication system using overlaid signals and multi-carrier frequency communication |
US6678318B1 (en) | 2000-01-11 | 2004-01-13 | Agere Systems Inc. | Method and apparatus for time-domain equalization in discrete multitone transceivers |
US6907020B2 (en) * | 2000-01-20 | 2005-06-14 | Nortel Networks Limited | Frame structures supporting voice or streaming communications with high speed data communications in wireless access networks |
US7463600B2 (en) | 2000-01-20 | 2008-12-09 | Nortel Networks Limited | Frame structure for variable rate wireless channels transmitting high speed data |
US6804307B1 (en) * | 2000-01-27 | 2004-10-12 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for efficient transmit diversity using complex space-time block codes |
KR100387034B1 (ko) | 2000-02-01 | 2003-06-11 | 삼성전자주식회사 | 무선통신 시스템의 패킷데이타 서비스를 위한스케듈링장치 및 방법 |
FI117465B (fi) | 2000-02-03 | 2006-10-31 | Danisco Sweeteners Oy | Menetelmä pureskeltavien ytimien kovapinnoittamiseksi |
US6754511B1 (en) | 2000-02-04 | 2004-06-22 | Harris Corporation | Linear signal separation using polarization diversity |
WO2001059968A1 (en) * | 2000-02-09 | 2001-08-16 | Golden Bridge Technology, Inc. | Collision avoidance |
JP3826653B2 (ja) * | 2000-02-25 | 2006-09-27 | Kddi株式会社 | 無線通信システムのサブキャリア割当方法 |
JP2001245355A (ja) | 2000-03-01 | 2001-09-07 | Mitsubishi Electric Corp | 移動通信におけるパケット伝送システム |
JP2001249802A (ja) | 2000-03-07 | 2001-09-14 | Sony Corp | 伝送方法、伝送システム、伝送制御装置及び入力装置 |
KR100493068B1 (ko) | 2000-03-08 | 2005-06-02 | 삼성전자주식회사 | 이동통신시스템에서 피드백 정보를 이용하는 반맹목적방식의 송신안테나어레이 장치 및 방법 |
AU2000231670A1 (en) | 2000-03-15 | 2001-09-24 | Nokia Corporation | Transmit diversity method and system |
US6473467B1 (en) | 2000-03-22 | 2002-10-29 | Qualcomm Incorporated | Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system |
US6940845B2 (en) | 2000-03-23 | 2005-09-06 | At & T, Corp. | Asymmetric measurement-based dynamic packet assignment system and method for wireless data services |
JP2001285927A (ja) | 2000-03-29 | 2001-10-12 | Matsushita Electric Ind Co Ltd | 通信端末装置及び無線通信方法 |
US6493331B1 (en) | 2000-03-30 | 2002-12-10 | Qualcomm Incorporated | Method and apparatus for controlling transmissions of a communications systems |
ATE301350T1 (de) * | 2000-04-07 | 2005-08-15 | Nokia Corp | Verfahren und vorrichtung zur übertragung mit mehreren antennen |
US7289570B2 (en) | 2000-04-10 | 2007-10-30 | Texas Instruments Incorporated | Wireless communications |
US6934275B1 (en) | 2000-04-17 | 2005-08-23 | Motorola, Inc. | Apparatus and method for providing separate forward dedicated and shared control channels in a communications system |
US6954481B1 (en) | 2000-04-18 | 2005-10-11 | Flarion Technologies, Inc. | Pilot use in orthogonal frequency division multiplexing based spread spectrum multiple access systems |
US6961364B1 (en) | 2000-04-18 | 2005-11-01 | Flarion Technologies, Inc. | Base station identification in orthogonal frequency division multiplexing based spread spectrum multiple access systems |
US6807146B1 (en) | 2000-04-21 | 2004-10-19 | Atheros Communications, Inc. | Protocols for scalable communication system using overland signals and multi-carrier frequency communication |
US7397859B2 (en) | 2000-04-22 | 2008-07-08 | Atheros Communications, Inc. | Multi-carrier communication systems employing variable symbol rates and number of carriers |
US6748220B1 (en) | 2000-05-05 | 2004-06-08 | Nortel Networks Limited | Resource allocation in wireless networks |
US6519462B1 (en) | 2000-05-11 | 2003-02-11 | Lucent Technologies Inc. | Method and apparatus for multi-user resource management in wireless communication systems |
FI20001133A (fi) | 2000-05-12 | 2001-11-13 | Nokia Corp | Menetelmä päätelaitteiden ja yhteysaseman välisen tiedonsiirron järjestämiseksi tiedonsiirtojärjestelmässä |
FI20001160A (fi) | 2000-05-15 | 2001-11-16 | Nokia Networks Oy | Pilottisignaalin toteuttamismenetelmä |
EP2375612B1 (en) | 2000-05-17 | 2013-01-23 | Panasonic Corporation | Hybrid ARQ transmission apparatus and method for packet data transmission |
US6529525B1 (en) * | 2000-05-19 | 2003-03-04 | Motorola, Inc. | Method for supporting acknowledged transport layer protocols in GPRS/edge host application |
KR100370746B1 (ko) | 2000-05-30 | 2003-02-05 | 한국전자통신연구원 | 다차원 직교 자원 도약 다중화 통신 방식 및 장치 |
US6839325B2 (en) * | 2000-06-09 | 2005-01-04 | Texas Instruments Incorporated | Wireless communication system which uses ARQ packets to ACK a plurality of packets from an 802.15 superpacket |
US7248841B2 (en) | 2000-06-13 | 2007-07-24 | Agee Brian G | Method and apparatus for optimization of wireless multipoint electromagnetic communication networks |
US6337983B1 (en) | 2000-06-21 | 2002-01-08 | Motorola, Inc. | Method for autonomous handoff in a wireless communication system |
US6701165B1 (en) | 2000-06-21 | 2004-03-02 | Agere Systems Inc. | Method and apparatus for reducing interference in non-stationary subscriber radio units using flexible beam selection |
US20020015405A1 (en) | 2000-06-26 | 2002-02-07 | Risto Sepponen | Error correction of important fields in data packet communications in a digital mobile radio network |
JP2002016531A (ja) | 2000-06-27 | 2002-01-18 | Nec Corp | Cdma通信方式及びその方法 |
JP2002026790A (ja) | 2000-07-03 | 2002-01-25 | Matsushita Electric Ind Co Ltd | 無線通信装置及び無線通信方法 |
DE10032426B4 (de) | 2000-07-04 | 2006-01-12 | Siemens Ag | Strahlformungsverfahren |
WO2002004936A1 (en) | 2000-07-11 | 2002-01-17 | Japan Science And Technology Corporation | Probe for mass spectrometry of liquid sample |
US7418043B2 (en) | 2000-07-19 | 2008-08-26 | Lot 41 Acquisition Foundation, Llc | Software adaptable high performance multicarrier transmission protocol |
JP4808907B2 (ja) | 2000-07-26 | 2011-11-02 | 三菱電機株式会社 | マルチキャリアcdma通信装置およびマルチキャリアcdma送信装置 |
GB2366938B (en) | 2000-08-03 | 2004-09-01 | Orange Personal Comm Serv Ltd | Authentication in a mobile communications network |
US6980540B1 (en) | 2000-08-16 | 2005-12-27 | Lucent Technologies Inc. | Apparatus and method for acquiring an uplink traffic channel, in wireless communications systems |
US6487184B1 (en) | 2000-08-25 | 2002-11-26 | Motorola, Inc. | Method and apparatus for supporting radio acknowledgement information for a uni-directional user data channel |
US6850481B2 (en) | 2000-09-01 | 2005-02-01 | Nortel Networks Limited | Channels estimation for multiple input—multiple output, orthogonal frequency division multiplexing (OFDM) system |
US6985434B2 (en) * | 2000-09-01 | 2006-01-10 | Nortel Networks Limited | Adaptive time diversity and spatial diversity for OFDM |
US6937592B1 (en) | 2000-09-01 | 2005-08-30 | Intel Corporation | Wireless communications system that supports multiple modes of operation |
US6898441B1 (en) | 2000-09-12 | 2005-05-24 | Lucent Technologies Inc. | Communication system having a flexible transmit configuration |
US7295509B2 (en) | 2000-09-13 | 2007-11-13 | Qualcomm, Incorporated | Signaling method in an OFDM multiple access system |
US9130810B2 (en) | 2000-09-13 | 2015-09-08 | Qualcomm Incorporated | OFDM communications methods and apparatus |
US6694147B1 (en) | 2000-09-15 | 2004-02-17 | Flarion Technologies, Inc. | Methods and apparatus for transmitting information between a basestation and multiple mobile stations |
US6802035B2 (en) | 2000-09-19 | 2004-10-05 | Intel Corporation | System and method of dynamically optimizing a transmission mode of wirelessly transmitted information |
US6842487B1 (en) | 2000-09-22 | 2005-01-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Cyclic delay diversity for mitigating intersymbol interference in OFDM systems |
US6658258B1 (en) | 2000-09-29 | 2003-12-02 | Lucent Technologies Inc. | Method and apparatus for estimating the location of a mobile terminal |
US7349371B2 (en) | 2000-09-29 | 2008-03-25 | Arraycomm, Llc | Selecting random access channels |
US6778513B2 (en) | 2000-09-29 | 2004-08-17 | Arraycomm, Inc. | Method and apparatus for separting multiple users in a shared-channel communication system |
US6496790B1 (en) | 2000-09-29 | 2002-12-17 | Intel Corporation | Management of sensors in computer systems |
KR100452536B1 (ko) | 2000-10-02 | 2004-10-12 | 가부시키가이샤 엔.티.티.도코모 | 이동통신기지국 장치 |
US7072315B1 (en) | 2000-10-10 | 2006-07-04 | Adaptix, Inc. | Medium access control for orthogonal frequency-division multiple-access (OFDMA) cellular networks |
FR2815507B1 (fr) | 2000-10-16 | 2003-01-31 | Cit Alcatel | Procede de gestion des ressources radio dans un reseau de telecommunication interactif |
US6704571B1 (en) | 2000-10-17 | 2004-03-09 | Cisco Technology, Inc. | Reducing data loss during cell handoffs |
US6870808B1 (en) | 2000-10-18 | 2005-03-22 | Adaptix, Inc. | Channel allocation in broadband orthogonal frequency-division multiple-access/space-division multiple-access networks |
WO2002033856A1 (en) | 2000-10-20 | 2002-04-25 | Samsung Electronics Co., Ltd | Apparatus and method for determining a data rate of packet data in a mobile communication system |
DE60108154T2 (de) | 2000-10-20 | 2005-12-22 | Sandoz Ag | Pharmazeutische Zubereitungen enthaltend Clavulansäure |
US6907270B1 (en) * | 2000-10-23 | 2005-06-14 | Qualcomm Inc. | Method and apparatus for reduced rank channel estimation in a communications system |
US6788959B2 (en) | 2000-10-30 | 2004-09-07 | Nokia Corporation | Method and apparatus for transmitting and receiving dynamic configuration parameters in a third generation cellular telephone network |
EP1204217B1 (en) | 2000-11-03 | 2010-05-19 | Sony Deutschland GmbH | Transmission power control scheme for OFDM communication links |
US6567387B1 (en) | 2000-11-07 | 2003-05-20 | Intel Corporation | System and method for data transmission from multiple wireless base transceiver stations to a subscriber unit |
WO2002039760A2 (en) | 2000-11-07 | 2002-05-16 | Nokia Corporation | System for uplink scheduling of packet data traffic in wireless system |
US20020090024A1 (en) | 2000-11-15 | 2002-07-11 | Tan Keng Tiong | Method and apparatus for non-linear code-division multiple access technology |
EP1334573B1 (en) | 2000-11-17 | 2006-06-14 | Nokia Corporation | Method for controlling the data signal weighting in multi-element transceivers and corresponding devices and telecommunications network |
AU2002214450A1 (en) | 2000-11-28 | 2002-06-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Release of user equipment using a page procedure in a cellular communication system |
EP1343340B1 (en) | 2000-12-11 | 2007-04-25 | Sharp Kabushiki Kaisha | Radio communication system |
AU2002235217A1 (en) | 2000-12-15 | 2002-06-24 | Broadstorm Telecommunications, Inc. | Multi-carrier communications with adaptive cluster configuration and switching |
US20020077152A1 (en) | 2000-12-15 | 2002-06-20 | Johnson Thomas J. | Wireless communication methods and systems using multiple overlapping sectored cells |
US6947748B2 (en) * | 2000-12-15 | 2005-09-20 | Adaptix, Inc. | OFDMA with adaptive subcarrier-cluster configuration and selective loading |
US6862268B2 (en) | 2000-12-29 | 2005-03-01 | Nortel Networks, Ltd | Method and apparatus for managing a CDMA supplemental channel |
US6920119B2 (en) | 2001-01-09 | 2005-07-19 | Motorola, Inc. | Method for scheduling and allocating data transmissions in a broad-band communications system |
US6829293B2 (en) * | 2001-01-16 | 2004-12-07 | Mindspeed Technologies, Inc. | Method and apparatus for line probe signal processing |
US6801790B2 (en) | 2001-01-17 | 2004-10-05 | Lucent Technologies Inc. | Structure for multiple antenna configurations |
US6813284B2 (en) | 2001-01-17 | 2004-11-02 | Qualcomm Incorporated | Method and apparatus for allocating data streams given transmission time interval (TTI) constraints |
EP1227601A1 (en) | 2001-01-25 | 2002-07-31 | TELEFONAKTIEBOLAGET L M ERICSSON (publ) | Downlink scheduling using parallel code trees |
US6954448B2 (en) | 2001-02-01 | 2005-10-11 | Ipr Licensing, Inc. | Alternate channel for carrying selected message types |
RU2192094C1 (ru) | 2001-02-05 | 2002-10-27 | Гармонов Александр Васильевич | Способ когерентной разнесенной передачи сигнала |
FR2820574B1 (fr) | 2001-02-08 | 2005-08-05 | Wavecom Sa | Procede d'extraction d'un motif de symboles de reference servant a estimer la fonction de transfert d'un canal de transmission, signal, dispositif et procedes correspondants |
US6985453B2 (en) | 2001-02-15 | 2006-01-10 | Qualcomm Incorporated | Method and apparatus for link quality feedback in a wireless communication system |
US7120134B2 (en) | 2001-02-15 | 2006-10-10 | Qualcomm, Incorporated | Reverse link channel architecture for a wireless communication system |
US6975868B2 (en) | 2001-02-21 | 2005-12-13 | Qualcomm Incorporated | Method and apparatus for IS-95B reverse link supplemental code channel frame validation and fundamental code channel rate decision improvement |
US20020160781A1 (en) | 2001-02-23 | 2002-10-31 | Gunnar Bark | System, method and apparatus for facilitating resource allocation in a communication system |
US6937641B2 (en) | 2001-02-28 | 2005-08-30 | Golden Bridge Technology, Inc. | Power-controlled random access |
US6930470B2 (en) | 2001-03-01 | 2005-08-16 | Nortel Networks Limited | System and method for code division multiple access communication in a wireless communication environment |
US6675012B2 (en) | 2001-03-08 | 2004-01-06 | Nokia Mobile Phones, Ltd. | Apparatus, and associated method, for reporting a measurement summary in a radio communication system |
US6940827B2 (en) | 2001-03-09 | 2005-09-06 | Adaptix, Inc. | Communication system using OFDM for one direction and DSSS for another direction |
US6934340B1 (en) | 2001-03-19 | 2005-08-23 | Cisco Technology, Inc. | Adaptive control system for interference rejections in a wireless communications system |
US6478422B1 (en) | 2001-03-19 | 2002-11-12 | Richard A. Hansen | Single bifocal custom shooters glasses |
US6771706B2 (en) * | 2001-03-23 | 2004-08-03 | Qualcomm Incorporated | Method and apparatus for utilizing channel state information in a wireless communication system |
US6748024B2 (en) | 2001-03-28 | 2004-06-08 | Nokia Corporation | Non-zero complex weighted space-time code for multiple antenna transmission |
US7042897B1 (en) | 2001-04-05 | 2006-05-09 | Arcwave, Inc | Medium access control layer protocol in a distributed environment |
US6859503B2 (en) | 2001-04-07 | 2005-02-22 | Motorola, Inc. | Method and system in a transceiver for controlling a multiple-input, multiple-output communications channel |
US7145959B2 (en) | 2001-04-25 | 2006-12-05 | Magnolia Broadband Inc. | Smart antenna based spectrum multiplexing using existing pilot signals for orthogonal frequency division multiplexing (OFDM) modulations |
US6625172B2 (en) | 2001-04-26 | 2003-09-23 | Joseph P. Odenwalder | Rescheduling scheduled transmissions |
US7230941B2 (en) | 2001-04-26 | 2007-06-12 | Qualcomm Incorporated | Preamble channel decoding |
US6611231B2 (en) | 2001-04-27 | 2003-08-26 | Vivato, Inc. | Wireless packet switched communication systems and networks using adaptively steered antenna arrays |
US7188300B2 (en) | 2001-05-01 | 2007-03-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Flexible layer one for radio interface to PLMN |
US7042856B2 (en) | 2001-05-03 | 2006-05-09 | Qualcomm, Incorporation | Method and apparatus for controlling uplink transmissions of a wireless communication system |
EP1255369A1 (en) | 2001-05-04 | 2002-11-06 | TELEFONAKTIEBOLAGET LM ERICSSON (publ) | Link adaptation for wireless MIMO transmission schemes |
US6785341B2 (en) * | 2001-05-11 | 2004-08-31 | Qualcomm Incorporated | Method and apparatus for processing data in a multiple-input multiple-output (MIMO) communication system utilizing channel state information |
US6662024B2 (en) | 2001-05-16 | 2003-12-09 | Qualcomm Incorporated | Method and apparatus for allocating downlink resources in a multiple-input multiple-output (MIMO) communication system |
US7047016B2 (en) | 2001-05-16 | 2006-05-16 | Qualcomm, Incorporated | Method and apparatus for allocating uplink resources in a multiple-input multiple-output (MIMO) communication system |
US6751187B2 (en) * | 2001-05-17 | 2004-06-15 | Qualcomm Incorporated | Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission |
EP1259008B1 (en) | 2001-05-17 | 2006-10-04 | SAMSUNG ELECTRONICS Co. Ltd. | Mobile communication apparatus with antenna array and mobile coomunication method therefor |
FR2825208B1 (fr) | 2001-05-22 | 2004-07-09 | Cit Alcatel | Procede d'attribution de ressources en communication dans un systeme de telecommunications du type mf-tdma |
US7190734B2 (en) * | 2001-05-25 | 2007-03-13 | Regents Of The University Of Minnesota | Space-time coded transmissions within a wireless communication network |
US6904097B2 (en) | 2001-06-01 | 2005-06-07 | Motorola, Inc. | Method and apparatus for adaptive signaling in a QAM communication system |
US20020193146A1 (en) | 2001-06-06 | 2002-12-19 | Mark Wallace | Method and apparatus for antenna diversity in a wireless communication system |
US7206350B2 (en) | 2001-06-11 | 2007-04-17 | Unique Broadband Systems, Inc. | OFDM multiple sub-channel communication system |
US7212564B2 (en) | 2001-06-21 | 2007-05-01 | Qualcomm Incorporated | Method of tone allocation for tone hopping sequences |
US7027523B2 (en) | 2001-06-22 | 2006-04-11 | Qualcomm Incorporated | Method and apparatus for transmitting data in a time division duplexed (TDD) communication system |
CN1547861A (zh) | 2001-06-27 | 2004-11-17 | ���˹���Ѷ��� | 无线通信系统中控制信息的传递 |
US6963543B2 (en) | 2001-06-29 | 2005-11-08 | Qualcomm Incorporated | Method and system for group call service |
US6751444B1 (en) | 2001-07-02 | 2004-06-15 | Broadstorm Telecommunications, Inc. | Method and apparatus for adaptive carrier allocation and power control in multi-carrier communication systems |
DE10132492A1 (de) | 2001-07-03 | 2003-01-23 | Hertz Inst Heinrich | Adaptives Signalverarbeitungsverfahren zur bidirektionalen Funkübertragung in einem MIMO-Kanal und MIMO-System zur Verfahrensdurchführung |
JP3607643B2 (ja) | 2001-07-13 | 2005-01-05 | 松下電器産業株式会社 | マルチキャリア送信装置、マルチキャリア受信装置、およびマルチキャリア無線通信方法 |
US7197282B2 (en) | 2001-07-26 | 2007-03-27 | Ericsson Inc. | Mobile station loop-back signal processing |
US7236536B2 (en) * | 2001-07-26 | 2007-06-26 | Lucent Technologies Inc. | Method and apparatus for detection and decoding of signals received from a linear propagation channel |
JP4318412B2 (ja) | 2001-08-08 | 2009-08-26 | 富士通株式会社 | 通信システムにおける送受信装置及び送受信方法 |
JP4127757B2 (ja) | 2001-08-21 | 2008-07-30 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信システム、通信端末装置、及びバースト信号送信方法 |
US6776765B2 (en) | 2001-08-21 | 2004-08-17 | Synovis Life Technologies, Inc. | Steerable stylet |
KR100459557B1 (ko) | 2001-08-23 | 2004-12-03 | 삼성전자주식회사 | 고속 순방향 패킷 접속 통신 시스템에서 데이터 상태정보를 나타내기 위한 혼화 자동 재전송 요구 채널 번호할당 방법 |
US7664061B2 (en) * | 2001-09-05 | 2010-02-16 | Nokia Corporation | Closed-loop signaling method for controlling multiple transmit beams and correspondingly adapted transceiver device |
WO2003024034A1 (en) | 2001-09-07 | 2003-03-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and arrangements to achieve a dynamic resource distribution policy in packet based communication networks |
FR2829642B1 (fr) | 2001-09-12 | 2004-01-16 | Eads Defence & Security Ntwk | Signal multiporteuses, procede de poursuite d'un canal de transmission a partir d'un tel signal et dispositif pour sa mise en oeuvre |
US7106319B2 (en) | 2001-09-14 | 2006-09-12 | Seiko Epson Corporation | Power supply circuit, voltage conversion circuit, semiconductor device, display device, display panel, and electronic equipment |
AU2002327681A1 (en) | 2001-09-24 | 2003-04-07 | Atheros Communications, Inc. | Method and system for variable rate acknowledgement for wireless communication protocols |
JP2003101515A (ja) | 2001-09-25 | 2003-04-04 | Sony Corp | 無線通信システム、基地局、移動局、送信制御方法及びプログラム格納媒体 |
KR100440182B1 (ko) | 2001-09-29 | 2004-07-14 | 삼성전자주식회사 | 음영지역에서의 퀵페이징 방법 |
RU2207723C1 (ru) | 2001-10-01 | 2003-06-27 | Военный университет связи | Способ распределения ресурсов в системе электросвязи с множественным доступом |
US7218906B2 (en) | 2001-10-04 | 2007-05-15 | Wisconsin Alumni Research Foundation | Layered space time processing in a multiple antenna system |
US7548506B2 (en) | 2001-10-17 | 2009-06-16 | Nortel Networks Limited | System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design |
US7248559B2 (en) | 2001-10-17 | 2007-07-24 | Nortel Networks Limited | Scattered pilot pattern and channel estimation method for MIMO-OFDM systems |
US7773699B2 (en) * | 2001-10-17 | 2010-08-10 | Nortel Networks Limited | Method and apparatus for channel quality measurements |
CA2408423C (en) * | 2001-10-17 | 2013-12-24 | Nec Corporation | Mobile communication system, communication control method, base station and mobile station to be used in the same |
JP3675433B2 (ja) | 2001-10-17 | 2005-07-27 | 日本電気株式会社 | 移動通信システム及び通信制御方法並びにそれに用いる基地局、移動局 |
US7349667B2 (en) | 2001-10-19 | 2008-03-25 | Texas Instruments Incorporated | Simplified noise estimation and/or beamforming for wireless communications |
KR100452639B1 (ko) | 2001-10-20 | 2004-10-14 | 한국전자통신연구원 | 위성 이동 통신 시스템에서 공통 패킷 채널 접속 방법 |
KR100547847B1 (ko) | 2001-10-26 | 2006-01-31 | 삼성전자주식회사 | 이동통신 시스템에서 역방향 링크의 제어 장치 및 방법 |
US7164649B2 (en) | 2001-11-02 | 2007-01-16 | Qualcomm, Incorporated | Adaptive rate control for OFDM communication system |
US20030086393A1 (en) | 2001-11-02 | 2003-05-08 | Subramanian Vasudevan | Method for allocating wireless communication resources |
US20030125040A1 (en) | 2001-11-06 | 2003-07-03 | Walton Jay R. | Multiple-access multiple-input multiple-output (MIMO) communication system |
US6909707B2 (en) | 2001-11-06 | 2005-06-21 | Motorola, Inc. | Method and apparatus for pseudo-random noise offset reuse in a multi-sector CDMA system |
CA2463752C (en) | 2001-11-13 | 2012-09-11 | Telcordia Technologies, Inc. | Method and system for spectrally compatible remote terminal adsl deployment |
SE0103853D0 (sv) | 2001-11-15 | 2001-11-15 | Ericsson Telefon Ab L M | Method and system of retransmission |
JP3637965B2 (ja) | 2001-11-22 | 2005-04-13 | 日本電気株式会社 | 無線通信システム |
JP3756110B2 (ja) | 2001-11-29 | 2006-03-15 | シャープ株式会社 | 無線通信装置 |
JP3895165B2 (ja) | 2001-12-03 | 2007-03-22 | 株式会社エヌ・ティ・ティ・ドコモ | 通信制御システム、通信制御方法、通信基地局及び移動端末 |
WO2003049377A1 (en) | 2001-12-03 | 2003-06-12 | Nokia Corporation | Policy based mechanisms for selecting access routers and mobile context |
US7154936B2 (en) | 2001-12-03 | 2006-12-26 | Qualcomm, Incorporated | Iterative detection and decoding for a MIMO-OFDM system |
US6799043B2 (en) | 2001-12-04 | 2004-09-28 | Qualcomm, Incorporated | Method and apparatus for a reverse link supplemental channel scheduling |
US20030112745A1 (en) * | 2001-12-17 | 2003-06-19 | Xiangyang Zhuang | Method and system of operating a coded OFDM communication system |
US7054301B1 (en) | 2001-12-31 | 2006-05-30 | Arraycomm, Llc. | Coordinated hopping in wireless networks using adaptive antenna arrays |
US7020110B2 (en) | 2002-01-08 | 2006-03-28 | Qualcomm Incorporated | Resource allocation for MIMO-OFDM communication systems |
AU2002219573A1 (en) | 2002-01-10 | 2003-07-30 | Fujitsu Limited | Pilot multiplex method in ofdm system and ofdm receiving method |
DE10240138A1 (de) | 2002-01-18 | 2003-08-14 | Siemens Ag | Dynamische Zuordnung von Funkressourcen in einem Funk-Kommunikationssystem |
US6954622B2 (en) | 2002-01-29 | 2005-10-11 | L-3 Communications Corporation | Cooperative transmission power control method and system for CDMA communication systems |
US20030142648A1 (en) | 2002-01-31 | 2003-07-31 | Samsung Electronics Co., Ltd. | System and method for providing a continuous high speed packet data handoff |
US7006557B2 (en) | 2002-01-31 | 2006-02-28 | Qualcomm Incorporated | Time tracking loop for diversity pilots |
US7283508B2 (en) | 2002-02-07 | 2007-10-16 | Samsung Electronics Co., Ltd. | Apparatus and method for transmitting/receiving serving HS-SCCH set information in an HSDPA communication system |
RU2237379C2 (ru) | 2002-02-08 | 2004-09-27 | Самсунг Электроникс | Способ формирования диаграммы направленности адаптивной антенной решетки базовой станции и устройство для его реализации (варианты) |
IL151937A0 (en) | 2002-02-13 | 2003-07-31 | Witcom Ltd | Near-field spatial multiplexing |
US7009500B2 (en) | 2002-02-13 | 2006-03-07 | Ford Global Technologies, Llc | Method for operating a pre-crash sensing system in a vehicle having a countermeasure system using stereo cameras |
WO2003069832A1 (de) | 2002-02-13 | 2003-08-21 | Siemens Aktiengesellschaft | Methode zum beamforming eines mehrnutzempfängers mit kanalschätzung |
US7050759B2 (en) | 2002-02-19 | 2006-05-23 | Qualcomm Incorporated | Channel quality feedback mechanism and method |
JP2003249907A (ja) | 2002-02-22 | 2003-09-05 | Hitachi Kokusai Electric Inc | Ofdm方式の伝送装置 |
US6862271B2 (en) | 2002-02-26 | 2005-03-01 | Qualcomm Incorporated | Multiple-input, multiple-output (MIMO) systems with multiple transmission modes |
US6636568B2 (en) * | 2002-03-01 | 2003-10-21 | Qualcomm | Data transmission with non-uniform distribution of data rates for a multiple-input multiple-output (MIMO) system |
US7099299B2 (en) | 2002-03-04 | 2006-08-29 | Agency For Science, Technology And Research | CDMA system with frequency domain equalization |
US7039356B2 (en) | 2002-03-12 | 2006-05-02 | Blue7 Communications | Selecting a set of antennas for use in a wireless communication system |
KR100464014B1 (ko) | 2002-03-21 | 2004-12-30 | 엘지전자 주식회사 | 다중 입출력 이동 통신 시스템에서의 폐루프 신호 처리 방법 |
US7197084B2 (en) | 2002-03-27 | 2007-03-27 | Qualcomm Incorporated | Precoding for a multipath channel in a MIMO system |
JP2003292667A (ja) | 2002-03-29 | 2003-10-15 | Jsr Corp | 架橋発泡用熱可塑性エラストマー組成物、成形品の製造方法、および成形品 |
US6741587B2 (en) | 2002-04-02 | 2004-05-25 | Nokia Corporation | Inter-frequency measurements with MIMO terminals |
US6850741B2 (en) | 2002-04-04 | 2005-02-01 | Agency For Science, Technology And Research | Method for selecting switched orthogonal beams for downlink diversity transmission |
KR100896682B1 (ko) | 2002-04-09 | 2009-05-14 | 삼성전자주식회사 | 송/수신 다중 안테나를 포함하는 이동 통신 장치 및 방법 |
US7424072B2 (en) | 2002-04-15 | 2008-09-09 | Matsushita Electric Industrial Co., Ltd. | Receiving apparatus and receiving method |
US7522673B2 (en) | 2002-04-22 | 2009-04-21 | Regents Of The University Of Minnesota | Space-time coding using estimated channel information |
JP2003318857A (ja) | 2002-04-25 | 2003-11-07 | Mitsubishi Electric Corp | デジタル放送受信機 |
TWI242992B (en) | 2002-04-25 | 2005-11-01 | Raytheon Co | Dynamic wireless resource utilization |
US7161971B2 (en) | 2002-04-29 | 2007-01-09 | Qualcomm, Incorporated | Sending transmission format information on dedicated channels |
US6839336B2 (en) * | 2002-04-29 | 2005-01-04 | Qualcomm, Incorporated | Acknowledging broadcast transmissions |
US7170937B2 (en) | 2002-05-01 | 2007-01-30 | Texas Instruments Incorporated | Complexity-scalable intra-frame prediction technique |
US7127241B2 (en) | 2002-05-09 | 2006-10-24 | Casabyte, Inc. | Method, apparatus and article to remotely associate wireless communications devices with subscriber identities and/or proxy wireless communications devices |
JP4334274B2 (ja) | 2002-05-16 | 2009-09-30 | 株式会社エヌ・ティ・ティ・ドコモ | マルチキャリア伝送用送信機及びマルチキャリア伝送方法 |
KR100689399B1 (ko) | 2002-05-17 | 2007-03-08 | 삼성전자주식회사 | 이동통신시스템에서 스마트 안테나의 순방향 송신빔 형성장치 및 방법 |
JP2003347985A (ja) | 2002-05-22 | 2003-12-05 | Fujitsu Ltd | 無線基地局装置及びその省電力方法 |
JP4067873B2 (ja) | 2002-05-24 | 2008-03-26 | 三菱電機株式会社 | 無線伝送装置 |
GB0212165D0 (en) * | 2002-05-27 | 2002-07-03 | Nokia Corp | A wireless system |
US6917602B2 (en) * | 2002-05-29 | 2005-07-12 | Nokia Corporation | System and method for random access channel capture with automatic retransmission request |
US7899067B2 (en) | 2002-05-31 | 2011-03-01 | Cisco Technology, Inc. | Method and apparatus for generating and using enhanced tree bitmap data structures in determining a longest prefix match |
US7366223B1 (en) | 2002-06-06 | 2008-04-29 | Arraycomm, Llc | Modifying hopping sequences in wireless networks |
KR100548311B1 (ko) | 2002-06-07 | 2006-02-02 | 엘지전자 주식회사 | 이동 통신 시스템에서의 송신 다이버시티 장치와 방법 |
EP1461872A4 (en) | 2002-06-07 | 2007-05-09 | Nokia Corp | APPARATUS AND ASSOCIATED METHOD FOR FACILITATING THE DISTRIBUTION OF DATA COMMUNICATIONS IN A RADIO COMMUNICATIONS SYSTEM |
US7184713B2 (en) * | 2002-06-20 | 2007-02-27 | Qualcomm, Incorporated | Rate control for multi-channel communication systems |
JP3751265B2 (ja) | 2002-06-20 | 2006-03-01 | 松下電器産業株式会社 | 無線通信システムおよびスケジューリング方法 |
US7095709B2 (en) | 2002-06-24 | 2006-08-22 | Qualcomm, Incorporated | Diversity transmission modes for MIMO OFDM communication systems |
US7613248B2 (en) | 2002-06-24 | 2009-11-03 | Qualcomm Incorporated | Signal processing with channel eigenmode decomposition and channel inversion for MIMO systems |
US7483408B2 (en) | 2002-06-26 | 2009-01-27 | Nortel Networks Limited | Soft handoff method for uplink wireless communications |
US7551546B2 (en) | 2002-06-27 | 2009-06-23 | Nortel Networks Limited | Dual-mode shared OFDM methods/transmitters, receivers and systems |
US20040077379A1 (en) | 2002-06-27 | 2004-04-22 | Martin Smith | Wireless transmitter, transceiver and method |
DK1520360T3 (da) | 2002-06-27 | 2007-04-30 | Koninkl Philips Electronics Nv | Måling af kanalkarakteristikker i et kommunikationssystem |
EP1376920B1 (de) | 2002-06-27 | 2005-10-26 | Siemens Aktiengesellschaft | Anordnung und verfahren zur Datenübertragung in einem mehrfacheingabe mehrfachausgabe Funkkommunikationssystem |
US7043274B2 (en) | 2002-06-28 | 2006-05-09 | Interdigital Technology Corporation | System for efficiently providing coverage of a sectorized cell for common and dedicated channels utilizing beam forming and sweeping |
US7372911B1 (en) | 2002-06-28 | 2008-05-13 | Arraycomm, Llc | Beam forming and transmit diversity in a multiple array radio communications system |
KR100640470B1 (ko) | 2002-06-29 | 2006-10-30 | 삼성전자주식회사 | 패킷 서비스 통신 시스템에서 전송 안테나 다이버시티방식을 사용하여 데이터를 전송 장치 및 방법 |
CN1219372C (zh) | 2002-07-08 | 2005-09-14 | 华为技术有限公司 | 一种实现多媒体广播和多播业务的传输方法 |
KR100630112B1 (ko) * | 2002-07-09 | 2006-09-27 | 삼성전자주식회사 | 이동통신시스템의 적응형 채널 추정장치 및 방법 |
US7243150B2 (en) | 2002-07-10 | 2007-07-10 | Radwin Ltd. | Reducing the access delay for transmitting processed data over transmission data |
AU2003252639A1 (en) | 2002-07-16 | 2004-02-02 | Matsushita Electric Industrial Co., Ltd. | Communicating method, transmitting device using the same, and receiving device using the same |
US20040017785A1 (en) | 2002-07-16 | 2004-01-29 | Zelst Allert Van | System for transporting multiple radio frequency signals of a multiple input, multiple output wireless communication system to/from a central processing base station |
EP1563656A1 (en) | 2002-07-17 | 2005-08-17 | Soma Networks, Inc. | Frequency domain equalization in communications systems with scrambling |
EP1525704A1 (en) | 2002-07-17 | 2005-04-27 | Koninklijke Philips Electronics N.V. | Time-frequency interleaved mc-cdma for quasi-synchronous systems |
EP1527582B9 (en) | 2002-07-18 | 2009-03-25 | Interdigital Technology Corporation | Orthogonal variable spreading factor (ovsf) code assignment |
US7020446B2 (en) * | 2002-07-31 | 2006-03-28 | Mitsubishi Electric Research Laboratories, Inc. | Multiple antennas at transmitters and receivers to achieving higher diversity and data rates in MIMO systems |
JP4022744B2 (ja) | 2002-08-01 | 2007-12-19 | 日本電気株式会社 | 移動通信システム及びベストセル変更方法並びにそれに用いる基地局制御装置 |
US6788963B2 (en) | 2002-08-08 | 2004-09-07 | Flarion Technologies, Inc. | Methods and apparatus for operating mobile nodes in multiple a states |
US7418241B2 (en) | 2002-08-09 | 2008-08-26 | Qualcomm Incorporated | System and techniques for enhancing the reliability of feedback in a wireless communications system |
US7558193B2 (en) * | 2002-08-12 | 2009-07-07 | Starent Networks Corporation | Redundancy in voice and data communications systems |
US7180627B2 (en) | 2002-08-16 | 2007-02-20 | Paxar Corporation | Hand-held portable printer with RFID read/write capability |
US7050405B2 (en) * | 2002-08-23 | 2006-05-23 | Qualcomm Incorporated | Method and system for a data transmission in a communication system |
DE10238796B4 (de) | 2002-08-23 | 2006-09-14 | Siemens Ag | Verfahren zur Richtungsbestimmung der Position einer Mobilstation relativ zu einer Basisstation, Mobilfunksystem sowie Einrichtung zur Richtungsbestimmung |
JP3999605B2 (ja) | 2002-08-23 | 2007-10-31 | 株式会社エヌ・ティ・ティ・ドコモ | 基地局、移動通信システム及び通信方法 |
US6985498B2 (en) | 2002-08-26 | 2006-01-10 | Flarion Technologies, Inc. | Beacon signaling in a wireless system |
US6940917B2 (en) | 2002-08-27 | 2005-09-06 | Qualcomm, Incorporated | Beam-steering and beam-forming for wideband MIMO/MISO systems |
JP2004096142A (ja) | 2002-08-29 | 2004-03-25 | Hitachi Kokusai Electric Inc | 地区エリアポーリング方式 |
KR100831987B1 (ko) | 2002-08-30 | 2008-05-23 | 삼성전자주식회사 | 다중 사용자를 위한 다중 안테나를 이용한 송수신 장치 |
US7167916B2 (en) | 2002-08-30 | 2007-01-23 | Unisys Corporation | Computer OS dispatcher operation with virtual switching queue and IP queues |
US7519032B2 (en) | 2002-09-04 | 2009-04-14 | Koninklijke Philips Electronics N.V. | Apparatus and method for providing QoS service schedule and bandwidth allocation to a wireless station |
IL151644A (en) | 2002-09-05 | 2008-11-26 | Fazan Comm Llc | Allocation of radio resources in a cdma 2000 cellular system |
US7227854B2 (en) * | 2002-09-06 | 2007-06-05 | Samsung Electronics Co., Ltd. | Apparatus and method for transmitting CQI information in a CDMA communication system employing an HSDPA scheme |
US7260153B2 (en) * | 2002-09-09 | 2007-08-21 | Mimopro Ltd. | Multi input multi output wireless communication method and apparatus providing extended range and extended rate across imperfectly estimated channels |
US6776165B2 (en) | 2002-09-12 | 2004-08-17 | The Regents Of The University Of California | Magnetic navigation system for diagnosis, biopsy and drug delivery vehicles |
US7209712B2 (en) | 2002-09-23 | 2007-04-24 | Qualcomm, Incorporated | Mean square estimation of channel quality measure |
GB0222555D0 (en) | 2002-09-28 | 2002-11-06 | Koninkl Philips Electronics Nv | Packet data transmission system |
KR100933155B1 (ko) | 2002-09-30 | 2009-12-21 | 삼성전자주식회사 | 주파수분할다중접속 이동통신시스템에서 가상 셀의 자원할당장치 및 방법 |
US7317680B2 (en) | 2002-10-01 | 2008-01-08 | Nortel Networks Limited | Channel mapping for OFDM |
US7412212B2 (en) | 2002-10-07 | 2008-08-12 | Nokia Corporation | Communication system |
JP4602641B2 (ja) | 2002-10-18 | 2010-12-22 | 株式会社エヌ・ティ・ティ・ドコモ | 信号伝送システム、信号伝送方法及び送信機 |
KR100461547B1 (ko) | 2002-10-22 | 2004-12-16 | 한국전자통신연구원 | 디에스/시디엠에이 미모 안테나 시스템에서 보다 나은수신 다이버시티 이득을 얻기 위한 전송 시스템 |
US7002900B2 (en) | 2002-10-25 | 2006-02-21 | Qualcomm Incorporated | Transmit diversity processing for a multi-antenna communication system |
US8218609B2 (en) * | 2002-10-25 | 2012-07-10 | Qualcomm Incorporated | Closed-loop rate control for a multi-channel communication system |
US8169944B2 (en) | 2002-10-25 | 2012-05-01 | Qualcomm Incorporated | Random access for wireless multiple-access communication systems |
US8208364B2 (en) | 2002-10-25 | 2012-06-26 | Qualcomm Incorporated | MIMO system with multiple spatial multiplexing modes |
US7986742B2 (en) | 2002-10-25 | 2011-07-26 | Qualcomm Incorporated | Pilots for MIMO communication system |
EP1554831B1 (en) | 2002-10-26 | 2013-05-22 | Electronics and Telecommunications Research Institute | Frequency hopping ofdma method using symbols of comb pattern |
US7023880B2 (en) * | 2002-10-28 | 2006-04-04 | Qualcomm Incorporated | Re-formatting variable-rate vocoder frames for inter-system transmissions |
US7042857B2 (en) | 2002-10-29 | 2006-05-09 | Qualcom, Incorporated | Uplink pilot and signaling transmission in wireless communication systems |
AU2003290543A1 (en) | 2002-10-29 | 2004-05-25 | Nokia Corporation | Low complexity beamformers for multiple transmit and receive antennas |
US6928062B2 (en) | 2002-10-29 | 2005-08-09 | Qualcomm, Incorporated | Uplink pilot and signaling transmission in wireless communication systems |
KR101143695B1 (ko) | 2002-10-30 | 2012-05-09 | 에스티 에릭슨 에스에이 | 트렐리스-기반 수신기와 이를 위한 프로세서 시스템, 방법 및 컴퓨터 판독가능 매체 |
US6963959B2 (en) | 2002-10-31 | 2005-11-08 | International Business Machines Corporation | Storage system and method for reorganizing data to improve prefetch effectiveness and reduce seek distance |
JP2004153676A (ja) | 2002-10-31 | 2004-05-27 | Mitsubishi Electric Corp | 通信装置、送信機および受信機 |
JP2004158901A (ja) | 2002-11-01 | 2004-06-03 | Kddi Corp | Ofdm及びmc−cdmaを用いる送信装置、システム及び方法 |
US7680507B2 (en) | 2002-11-04 | 2010-03-16 | Alcatel-Lucent Usa Inc. | Shared control and signaling channel for users subscribing to data services in a communication system |
JP4095881B2 (ja) | 2002-11-13 | 2008-06-04 | 株式会社 サンウェイ | 道路路面計画の評価方法 |
DE10254384B4 (de) | 2002-11-17 | 2005-11-17 | Siemens Ag | Bidirektionales Signalverarbeitungsverfahren für ein MIMO-System mit einer rangadaptiven Anpassung der Datenübertragungsrate |
JP4084639B2 (ja) | 2002-11-19 | 2008-04-30 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信における受付制御方法、移動通信システム、移動局、受付制御装置及び受付制御用プログラム |
US20040098505A1 (en) | 2002-11-20 | 2004-05-20 | Clemmensen Daniel G. | Forwarding system with multiple logical sub-system functionality |
JP3796212B2 (ja) | 2002-11-20 | 2006-07-12 | 松下電器産業株式会社 | 基地局装置及び送信割り当て制御方法 |
KR100479864B1 (ko) | 2002-11-26 | 2005-03-31 | 학교법인 중앙대학교 | 이동 통신 시스템에서의 하향링크 신호의 구성 방법과동기화 방법 및 그 장치 그리고 이를 이용한 셀 탐색 방법 |
KR101017040B1 (ko) | 2002-12-04 | 2011-02-23 | 인터디지탈 테크날러지 코포레이션 | 채널 품질 지표의 검출 |
JP4350491B2 (ja) | 2002-12-05 | 2009-10-21 | パナソニック株式会社 | 無線通信システム、無線通信方法、及び無線通信装置 |
US8179833B2 (en) | 2002-12-06 | 2012-05-15 | Qualcomm Incorporated | Hybrid TDM/OFDM/CDM reverse link transmission |
US7272768B2 (en) | 2002-12-09 | 2007-09-18 | Broadcom Corporation | Edge incremental redundancy memory structure and memory management |
KR100507519B1 (ko) | 2002-12-13 | 2005-08-17 | 한국전자통신연구원 | Ofdma 기반 셀룰러 시스템의 하향링크를 위한 신호구성 방법 및 장치 |
US7508798B2 (en) | 2002-12-16 | 2009-03-24 | Nortel Networks Limited | Virtual mimo communication system |
KR100552669B1 (ko) | 2002-12-26 | 2006-02-20 | 한국전자통신연구원 | 층적 공간-시간 구조의 검파기를 갖는 다중 입출력시스템에 적용되는 적응 변복조 장치 및 그 방법 |
US6904550B2 (en) | 2002-12-30 | 2005-06-07 | Motorola, Inc. | Velocity enhancement for OFDM systems |
KR100606008B1 (ko) | 2003-01-04 | 2006-07-26 | 삼성전자주식회사 | 부호 분할 다중 접속 통신 시스템에서 역방향 데이터재전송 요청 송수신 장치 및 방법 |
JP4098096B2 (ja) | 2003-01-06 | 2008-06-11 | 三菱電機株式会社 | スペクトル拡散受信装置 |
US7280467B2 (en) | 2003-01-07 | 2007-10-09 | Qualcomm Incorporated | Pilot transmission schemes for wireless multi-carrier communication systems |
CN1302671C (zh) | 2003-01-07 | 2007-02-28 | 华为技术有限公司 | 一种第三方为接收方接收多媒体短消息付费的方法 |
JP4139230B2 (ja) | 2003-01-15 | 2008-08-27 | 松下電器産業株式会社 | 送信装置及び送信方法 |
US7346018B2 (en) | 2003-01-16 | 2008-03-18 | Qualcomm, Incorporated | Margin control in a data communication system |
CN100417269C (zh) | 2003-01-20 | 2008-09-03 | 中兴通讯股份有限公司 | 智能天线波束切换方法 |
KR100580244B1 (ko) | 2003-01-23 | 2006-05-16 | 삼성전자주식회사 | 무선랜상의 핸드오프 방법 |
WO2004068721A2 (en) | 2003-01-28 | 2004-08-12 | Celletra Ltd. | System and method for load distribution between base station sectors |
JP4276009B2 (ja) | 2003-02-06 | 2009-06-10 | 株式会社エヌ・ティ・ティ・ドコモ | 移動局、基地局、無線伝送プログラム、及び無線伝送方法 |
JP4514463B2 (ja) | 2003-02-12 | 2010-07-28 | パナソニック株式会社 | 送信装置及び無線通信方法 |
JP3740471B2 (ja) | 2003-02-13 | 2006-02-01 | 株式会社東芝 | Ofdm受信装置、半導体集積回路及びofdm受信方法 |
JP4237708B2 (ja) | 2003-02-14 | 2009-03-11 | 株式会社エヌ・ティ・ティ・ドコモ | マルチキャリア式多重入出力通信システムのための2次元チャネル推定 |
US7660282B2 (en) | 2003-02-18 | 2010-02-09 | Qualcomm Incorporated | Congestion control in a wireless data network |
RU2368106C2 (ru) | 2003-02-18 | 2009-09-20 | Квэлкомм Инкорпорейтед | Планируемая и автономная передача и подтверждение приема |
US8391249B2 (en) | 2003-02-18 | 2013-03-05 | Qualcomm Incorporated | Code division multiplexing commands on a code division multiplexed channel |
US7155236B2 (en) | 2003-02-18 | 2006-12-26 | Qualcomm Incorporated | Scheduled and autonomous transmission and acknowledgement |
US7813322B2 (en) | 2003-02-19 | 2010-10-12 | Qualcomm Incorporated | Efficient automatic repeat request methods and apparatus |
US9544860B2 (en) | 2003-02-24 | 2017-01-10 | Qualcomm Incorporated | Pilot signals for use in multi-sector cells |
US7228149B2 (en) | 2003-02-24 | 2007-06-05 | Autocell Laboratories, Inc. | Method for adjusting channel interference between devices in a wireless network |
KR100539230B1 (ko) | 2003-02-26 | 2005-12-27 | 삼성전자주식회사 | 다양한 규격의 신호를 송수신 처리하는 물리층 장치, 이를구비한 무선 랜 시스템 및 그 무선 랜 방법 |
JP2004260658A (ja) | 2003-02-27 | 2004-09-16 | Matsushita Electric Ind Co Ltd | 無線lan装置 |
JP4298744B2 (ja) | 2003-02-27 | 2009-07-22 | インターデイジタル テクノロジー コーポレーション | 高速ダイナミックチャネル割当の無線リソース管理手順 |
US7486735B2 (en) | 2003-02-28 | 2009-02-03 | Nortel Networks Limited | Sub-carrier allocation for OFDM |
KR100547758B1 (ko) | 2003-02-28 | 2006-01-31 | 삼성전자주식회사 | 초광대역 통신 시스템의 프리앰블 송수신 장치 및 방법 |
US6927728B2 (en) | 2003-03-13 | 2005-08-09 | Motorola, Inc. | Method and apparatus for multi-antenna transmission |
US7130580B2 (en) * | 2003-03-20 | 2006-10-31 | Lucent Technologies Inc. | Method of compensating for correlation between multiple antennas |
US7016319B2 (en) | 2003-03-24 | 2006-03-21 | Motorola, Inc. | Method and apparatus for reducing co-channel interference in a communication system |
SE527445C2 (sv) | 2003-03-25 | 2006-03-07 | Telia Ab | Lägesanpassat skyddsintervall för OFDM-kommunikation |
JP4181906B2 (ja) | 2003-03-26 | 2008-11-19 | 富士通株式会社 | 送信機及び受信機 |
JP4162522B2 (ja) | 2003-03-26 | 2008-10-08 | 三洋電機株式会社 | 無線基地装置、送信指向性制御方法、および送信指向性制御プログラム |
JP4218387B2 (ja) * | 2003-03-26 | 2009-02-04 | 日本電気株式会社 | 無線通信システム、基地局及びそれらに用いる無線リンク品質情報補正方法並びにそのプログラム |
US7233634B1 (en) * | 2003-03-27 | 2007-06-19 | Nortel Networks Limited | Maximum likelihood decoding |
AU2003212381A1 (en) | 2003-03-27 | 2004-10-18 | Docomo Communications Laboratories Europe Gmbh | Apparatus and method for estimating a plurality of channels |
GB2400280B (en) | 2003-04-02 | 2005-06-01 | Matsushita Electric Ind Co Ltd | Dynamic resource allocation in packet data transfer |
US7085574B2 (en) | 2003-04-15 | 2006-08-01 | Qualcomm, Incorporated | Grant channel assignment |
WO2004095730A1 (ja) | 2003-04-21 | 2004-11-04 | Mitsubishi Denki Kabushiki Kaisha | 無線通信装置、送信装置、受信装置および無線通信システム |
US7142864B2 (en) | 2003-04-23 | 2006-11-28 | Qualcomm, Incorporated | Methods and apparatus of enhancing performance in wireless communication systems |
US7640373B2 (en) | 2003-04-25 | 2009-12-29 | Motorola, Inc. | Method and apparatus for channel quality feedback within a communication system |
US7013143B2 (en) | 2003-04-30 | 2006-03-14 | Motorola, Inc. | HARQ ACK/NAK coding for a communication device during soft handoff |
US20040219919A1 (en) | 2003-04-30 | 2004-11-04 | Nicholas Whinnett | Management of uplink scheduling modes in a wireless communication system |
US6824416B2 (en) | 2003-04-30 | 2004-11-30 | Agilent Technologies, Inc. | Mounting arrangement for plug-in modules |
US6993342B2 (en) | 2003-05-07 | 2006-01-31 | Motorola, Inc. | Buffer occupancy used in uplink scheduling for a communication device |
US6882855B2 (en) | 2003-05-09 | 2005-04-19 | Motorola, Inc. | Method and apparatus for CDMA soft handoff for dispatch group members |
US7254158B2 (en) | 2003-05-12 | 2007-08-07 | Qualcomm Incorporated | Soft handoff with interference cancellation in a wireless frequency hopping communication system |
US7177297B2 (en) | 2003-05-12 | 2007-02-13 | Qualcomm Incorporated | Fast frequency hopping with a code division multiplexed pilot in an OFDMA system |
US6950319B2 (en) | 2003-05-13 | 2005-09-27 | Delta Electronics, Inc. | AC/DC flyback converter |
US7545867B1 (en) * | 2003-05-14 | 2009-06-09 | Marvell International, Ltd. | Adaptive channel bandwidth selection for MIMO wireless systems |
KR100526542B1 (ko) | 2003-05-15 | 2005-11-08 | 삼성전자주식회사 | 이동 통신 시스템에서 다중안테나를 사용하는송신다이버시티 방식을 사용하여 데이터를 송수신하는장치 및 방법 |
US7181196B2 (en) | 2003-05-15 | 2007-02-20 | Lucent Technologies Inc. | Performing authentication in a communications system |
JP2006526353A (ja) | 2003-05-15 | 2006-11-16 | エルジー エレクトロニクス インコーポレイティド | 無線通信のためのチャネル化コードの割り当て方法及び装置 |
US20040228313A1 (en) | 2003-05-16 | 2004-11-18 | Fang-Chen Cheng | Method of mapping data for uplink transmission in communication systems |
WO2004105272A1 (ja) | 2003-05-20 | 2004-12-02 | Fujitsu Limited | 移動通信システムにおけるアプリケーションハンドオーバ方法並びに同移動通信システムに使用される移動管理ノード及び移動ノード |
US7454510B2 (en) | 2003-05-29 | 2008-11-18 | Microsoft Corporation | Controlled relay of media streams across network perimeters |
US7366137B2 (en) | 2003-05-31 | 2008-04-29 | Qualcomm Incorporated | Signal-to-noise estimation in wireless communication devices with receive diversity |
US8018902B2 (en) * | 2003-06-06 | 2011-09-13 | Telefonaktiebolaget L M Ericsson (Publ) | Methods and apparatus for channel quality indicator determination |
US7079870B2 (en) | 2003-06-09 | 2006-07-18 | Ipr Licensing, Inc. | Compensation techniques for group delay effects in transmit beamforming radio communication |
WO2004114549A1 (en) | 2003-06-13 | 2004-12-29 | Nokia Corporation | Enhanced data only code division multiple access (cdma) system |
KR100547734B1 (ko) | 2003-06-13 | 2006-01-31 | 삼성전자주식회사 | 직교 주파수 분할 다중 방식을 사용하는 이동 통신시스템에서 매체 접속 제어 계층의 동작 상태 제어 방법 |
CA2529270A1 (en) | 2003-06-18 | 2004-12-23 | Samsung Electronics Co., Ltd. | Apparatus and method for transmitting and receiving a pilot pattern for identification of a base station in an ofdm communication system |
US7236747B1 (en) | 2003-06-18 | 2007-06-26 | Samsung Electronics Co., Ltd. (SAIT) | Increasing OFDM transmit power via reduction in pilot tone |
KR20050000709A (ko) | 2003-06-24 | 2005-01-06 | 삼성전자주식회사 | 다중 접속 방식을 사용하는 통신 시스템의 데이터 송수신장치 및 방법 |
US7433661B2 (en) * | 2003-06-25 | 2008-10-07 | Lucent Technologies Inc. | Method for improved performance and reduced bandwidth channel state information feedback in communication systems |
US7394865B2 (en) | 2003-06-25 | 2008-07-01 | Nokia Corporation | Signal constellations for multi-carrier systems |
NZ526669A (en) | 2003-06-25 | 2006-03-31 | Ind Res Ltd | Narrowband interference suppression for OFDM systems |
EP1492241B1 (en) * | 2003-06-26 | 2007-02-14 | Mitsubishi Electric Information Technology Centre Europe B.V. | Improved sphere decoding of symbols transmitted in a telecommunication system |
JP3746280B2 (ja) | 2003-06-27 | 2006-02-15 | 株式会社東芝 | 通信方法、通信システム及び通信装置 |
WO2005002253A1 (ja) | 2003-06-30 | 2005-01-06 | Nec Corporation | 無線通信システムおよび送信モード選択方法 |
CN100483975C (zh) | 2003-07-08 | 2009-04-29 | 中国科学技术大学 | 量子网络寻址方法及量子网络路由器 |
US7522919B2 (en) | 2003-07-14 | 2009-04-21 | Telefonaktiebolaget Lm Ericsson (Publ) | Enhancements to periodic silences in wireless communication systems |
KR100987286B1 (ko) | 2003-07-31 | 2010-10-12 | 삼성전자주식회사 | 무선 통신 시스템에서 다중접속 방법 및 그 제어 시스템 |
US7315527B2 (en) | 2003-08-05 | 2008-01-01 | Qualcomm Incorporated | Extended acknowledgement and rate control channel |
US7126928B2 (en) | 2003-08-05 | 2006-10-24 | Qualcomm Incorporated | Grant, acknowledgement, and rate control active sets |
ES2345714T3 (es) | 2003-08-05 | 2010-09-30 | Telecom Italia S.P.A. | Metodo para proporcionar rutas de trafico adicional con proteccion de la conexion en una red de comunicacion, y producto de programa informatico y red relacionados con lo mismo. |
US8140980B2 (en) | 2003-08-05 | 2012-03-20 | Verizon Business Global Llc | Method and system for providing conferencing services |
US7969857B2 (en) | 2003-08-07 | 2011-06-28 | Nortel Networks Limited | OFDM system and method employing OFDM symbols with known or information-containing prefixes |
US7460494B2 (en) | 2003-08-08 | 2008-12-02 | Intel Corporation | Adaptive signaling in multiple antenna systems |
CN1833387B (zh) | 2003-08-12 | 2016-03-02 | 知识产权之桥一号有限责任公司 | 无线通信装置以及导频码元传输方法 |
AU2003265480A1 (en) | 2003-08-13 | 2005-03-10 | Flarion Technologies, Inc. | Methods and apparatus of power control in wireless communication systems |
ATE332061T1 (de) | 2003-08-14 | 2006-07-15 | Matsushita Electric Ind Co Ltd | Synchronisation von basisstationen während soft- handover |
RU2235429C1 (ru) | 2003-08-15 | 2004-08-27 | Федеральное государственное унитарное предприятие "Воронежский научно-исследовательский институт связи" | Способ частотно-временной синхронизации системы связи и устройство для его осуществления |
CN1284795C (zh) | 2003-08-15 | 2006-11-15 | 上海师范大学 | 磁性纳米粒子核酸分离器、及其制法和应用 |
US7257167B2 (en) * | 2003-08-19 | 2007-08-14 | The University Of Hong Kong | System and method for multi-access MIMO channels with feedback capacity constraint |
BRPI0413705B1 (pt) | 2003-08-20 | 2020-12-01 | Godo Kaisha Ip Bridge 1 | aparelho de comunicação sem fios e método de alocação de subportadora |
US6925145B2 (en) * | 2003-08-22 | 2005-08-02 | General Electric Company | High speed digital radiographic inspection of piping |
US7221680B2 (en) | 2003-09-02 | 2007-05-22 | Qualcomm Incorporated | Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system |
US20050063298A1 (en) | 2003-09-02 | 2005-03-24 | Qualcomm Incorporated | Synchronization in a broadcast OFDM system using time division multiplexed pilots |
JP4194091B2 (ja) | 2003-09-02 | 2008-12-10 | ソニー・エリクソン・モバイルコミュニケーションズ株式会社 | 無線通信システムおよび無線通信装置 |
US20050047517A1 (en) | 2003-09-03 | 2005-03-03 | Georgios Giannakis B. | Adaptive modulation for multi-antenna transmissions with partial channel knowledge |
US7400856B2 (en) | 2003-09-03 | 2008-07-15 | Motorola, Inc. | Method and apparatus for relay facilitated communications |
US7724827B2 (en) | 2003-09-07 | 2010-05-25 | Microsoft Corporation | Multi-layer run level encoding and decoding |
US8908496B2 (en) * | 2003-09-09 | 2014-12-09 | Qualcomm Incorporated | Incremental redundancy transmission in a MIMO communication system |
US7356073B2 (en) * | 2003-09-10 | 2008-04-08 | Nokia Corporation | Method and apparatus providing an advanced MIMO receiver that includes a signal-plus-residual-interference (SPRI) detector |
US6917821B2 (en) * | 2003-09-23 | 2005-07-12 | Qualcomm, Incorporated | Successive interference cancellation receiver processing with selection diversity |
US20050068921A1 (en) | 2003-09-29 | 2005-03-31 | Jung-Tao Liu | Multiplexing of physical channels on the uplink |
KR100950668B1 (ko) | 2003-09-30 | 2010-04-02 | 삼성전자주식회사 | 직교 주파수 분할 다중 접속 방식을 사용하는 통신 시스템에서 업링크 파일럿 신호 송수신 장치 및 방법 |
US20050164709A1 (en) | 2003-09-30 | 2005-07-28 | Srinivasan Balasubramanian | Method and apparatus for congestion control in high speed wireless packet data networks |
JP2005110130A (ja) | 2003-10-01 | 2005-04-21 | Samsung Electronics Co Ltd | 共通チャネル伝送システム、共通チャネル伝送方法及び通信プログラム |
EP1521414B1 (en) | 2003-10-03 | 2008-10-29 | Kabushiki Kaisha Toshiba | Method and apparatus for sphere decoding |
US7230942B2 (en) | 2003-10-03 | 2007-06-12 | Qualcomm, Incorporated | Method of downlink resource allocation in a sectorized environment |
US7039370B2 (en) | 2003-10-16 | 2006-05-02 | Flarion Technologies, Inc. | Methods and apparatus of providing transmit and/or receive diversity with multiple antennas in wireless communication systems |
US7242722B2 (en) | 2003-10-17 | 2007-07-10 | Motorola, Inc. | Method and apparatus for transmission and reception within an OFDM communication system |
US7120395B2 (en) | 2003-10-20 | 2006-10-10 | Nortel Networks Limited | MIMO communications |
ATE368977T1 (de) * | 2003-10-21 | 2007-08-15 | Alcatel Lucent | Verfahren zur zuordnung der unterträger und zur auswahl des modulationsschemas in einem drahtlosen mehrträgerübertragungssystem |
US7508748B2 (en) * | 2003-10-24 | 2009-03-24 | Qualcomm Incorporated | Rate selection for a multi-carrier MIMO system |
KR20050040988A (ko) | 2003-10-29 | 2005-05-04 | 삼성전자주식회사 | 주파수도약 직교 주파수 분할 다중화 기반 셀룰러시스템을 위한 통신방법 |
KR100957415B1 (ko) * | 2003-10-31 | 2010-05-11 | 삼성전자주식회사 | 직교 주파수 분할 다중 방식을 사용하는 통신 시스템에서 기지국 구분을 위한 파일럿 신호 송수신 장치 및 방법 |
KR101023330B1 (ko) | 2003-11-05 | 2011-03-18 | 한국과학기술원 | 무선 통신 시스템에서 서비스 품질을 보장하기 위한 복합자동 재전송 요구 방법 |
US7664533B2 (en) | 2003-11-10 | 2010-02-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for a multi-beam antenna system |
KR100981554B1 (ko) | 2003-11-13 | 2010-09-10 | 한국과학기술원 | 다중 송수신 안테나들을 구비하는 이동통신시스템에서,송신 안테나들을 그룹핑하여 신호를 전송하는 방법 |
EP1533950A1 (en) | 2003-11-21 | 2005-05-25 | Sony International (Europe) GmbH | Method for connecting a mobile terminal to a wireless communication system, wireless communication system and mobile terminal for a wireless communication system |
US7356000B2 (en) | 2003-11-21 | 2008-04-08 | Motorola, Inc. | Method and apparatus for reducing call setup delay |
US9473269B2 (en) | 2003-12-01 | 2016-10-18 | Qualcomm Incorporated | Method and apparatus for providing an efficient control channel structure in a wireless communication system |
TWI232040B (en) | 2003-12-03 | 2005-05-01 | Chung Shan Inst Of Science | CDMA transmitting and receiving apparatus with multiply applied interface functions and a method thereof |
KR20050053907A (ko) | 2003-12-03 | 2005-06-10 | 삼성전자주식회사 | 직교 주파수 분할 다중 접속 방식을 사용하는 이동 통신시스템에서 서브 캐리어 할당 방법 |
WO2005055543A1 (en) | 2003-12-03 | 2005-06-16 | Australian Telecommunications Cooperative Research Centre | Channel estimation for ofdm systems |
JP4188372B2 (ja) | 2003-12-05 | 2008-11-26 | 日本電信電話株式会社 | 無線通信装置、無線通信方法、及び無線通信システム |
US7145940B2 (en) | 2003-12-05 | 2006-12-05 | Qualcomm Incorporated | Pilot transmission schemes for a multi-antenna system |
EP1542488A1 (en) | 2003-12-12 | 2005-06-15 | Telefonaktiebolaget LM Ericsson (publ) | Method and apparatus for allocating a pilot signal adapted to the channel characteristics |
KR100856227B1 (ko) | 2003-12-15 | 2008-09-03 | 삼성전자주식회사 | 이동통신시스템에서의 송/수신장치 및 방법 |
EP1545082A3 (en) * | 2003-12-17 | 2005-08-03 | Kabushiki Kaisha Toshiba | Signal decoding methods and apparatus |
US7302009B2 (en) | 2003-12-17 | 2007-11-27 | Qualcomm Incorporated | Broadcast transmission with spatial spreading in a multi-antenna communication system |
KR100560386B1 (ko) | 2003-12-17 | 2006-03-13 | 한국전자통신연구원 | 무선 통신 시스템의 상향 링크에서 코히어런트 검출을위한 직교주파수 분할 다중 접속 방식의 송수신 장치 및그 방법 |
KR100507541B1 (ko) | 2003-12-19 | 2005-08-09 | 삼성전자주식회사 | 직교주파수분할다중접속 시스템에서의 데이터 및 파일롯할당 방법 과 그를 이용한 송신 방법 및 그 장치, 수신방법과 그 장치 |
KR20050063826A (ko) | 2003-12-19 | 2005-06-28 | 엘지전자 주식회사 | 무선통신 시스템의 무선자원 할당방법 |
JP4435737B2 (ja) | 2003-12-22 | 2010-03-24 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | 送信重みを決定する方法 |
US7181170B2 (en) * | 2003-12-22 | 2007-02-20 | Motorola Inc. | Apparatus and method for adaptive broadcast transmission |
KR100943572B1 (ko) | 2003-12-23 | 2010-02-24 | 삼성전자주식회사 | 직교 주파수 분할 다중 접속 시스템에서 주파수재사용율을 고려한 적응적 부채널 할당 장치 및 방법 |
US7352819B2 (en) | 2003-12-24 | 2008-04-01 | Intel Corporation | Multiantenna communications apparatus, methods, and system |
JP2005197772A (ja) | 2003-12-26 | 2005-07-21 | Toshiba Corp | アダプティブアレイアンテナ装置 |
US7872963B2 (en) | 2003-12-27 | 2011-01-18 | Electronics And Telecommunications Research Institute | MIMO-OFDM system using eigenbeamforming method |
US7489621B2 (en) | 2003-12-30 | 2009-02-10 | Alexander A Maltsev | Adaptive puncturing technique for multicarrier systems |
WO2005069538A1 (en) | 2004-01-07 | 2005-07-28 | Deltel, Inc./Pbnext | Method and apparatus for telecommunication system |
CN1642051A (zh) | 2004-01-08 | 2005-07-20 | 电子科技大学 | 一种获取最优导引符号功率的方法 |
WO2005065062A2 (en) | 2004-01-09 | 2005-07-21 | Lg Electronics Inc. | Packet transmission method |
US7289585B2 (en) | 2004-01-12 | 2007-10-30 | Intel Corporation | Multicarrier receivers and methods for separating transmitted signals in a multiple antenna system |
JP4167183B2 (ja) | 2004-01-14 | 2008-10-15 | 株式会社国際電気通信基礎技術研究所 | アレーアンテナの制御装置 |
TR200504827T2 (tr) | 2004-01-20 | 2007-01-22 | Qualcomm Incorporated | Eşzamanlı yayın/çoğa gönderim iletişimi. |
EP1709752B1 (en) | 2004-01-20 | 2016-09-14 | LG Electronics, Inc. | Method for transmitting/receiving signals in a mimo system |
US20050159162A1 (en) | 2004-01-20 | 2005-07-21 | Samsung Electronics Co., Ltd. | Method for transmitting data in mobile communication network |
US8611283B2 (en) | 2004-01-28 | 2013-12-17 | Qualcomm Incorporated | Method and apparatus of using a single channel to provide acknowledgement and assignment messages |
US8144735B2 (en) | 2004-02-10 | 2012-03-27 | Qualcomm Incorporated | Transmission of signaling information for broadcast and multicast services |
GB2412541B (en) | 2004-02-11 | 2006-08-16 | Samsung Electronics Co Ltd | Method of operating TDD/virtual FDD hierarchical cellular telecommunication system |
US7693032B2 (en) | 2004-02-13 | 2010-04-06 | Neocific, Inc. | Methods and apparatus for multi-carrier communication systems with adaptive transmission and feedback |
KR100827105B1 (ko) | 2004-02-13 | 2008-05-02 | 삼성전자주식회사 | 광대역 무선 통신 시스템에서 고속 레인징을 통한 빠른핸드오버 수행 방법 및 장치 |
US7564906B2 (en) | 2004-02-17 | 2009-07-21 | Nokia Siemens Networks Oy | OFDM transceiver structure with time-domain scrambling |
WO2005081437A1 (en) | 2004-02-17 | 2005-09-01 | Huawei Technologies Co., Ltd. | Multiplexing scheme in a communication system |
US8169889B2 (en) | 2004-02-18 | 2012-05-01 | Qualcomm Incorporated | Transmit diversity and spatial spreading for an OFDM-based multi-antenna communication system |
US20070280336A1 (en) | 2004-02-27 | 2007-12-06 | Nokia Corporation | Constrained Optimization Based Mimo Lmmse-Sic Receiver for Cdma Downlink |
US20050195886A1 (en) * | 2004-03-02 | 2005-09-08 | Nokia Corporation | CPICH processing for SINR estimation in W-CDMA system |
US7290195B2 (en) | 2004-03-05 | 2007-10-30 | Microsoft Corporation | Adaptive acknowledgment delay |
KR101084113B1 (ko) | 2004-03-05 | 2011-11-17 | 엘지전자 주식회사 | 이동통신의 핸드오버에 적용되는 서비스 정보 전달 방법 |
EP3562058B1 (en) | 2004-03-15 | 2022-04-27 | Apple Inc. | Pilot design for ofdm systems with four transmit antennas |
US20050201296A1 (en) | 2004-03-15 | 2005-09-15 | Telefonaktiebolaget Lm Ericsson (Pu | Reduced channel quality feedback |
US7706350B2 (en) | 2004-03-19 | 2010-04-27 | Qualcomm Incorporated | Methods and apparatus for flexible spectrum allocation in communication systems |
US20050207367A1 (en) * | 2004-03-22 | 2005-09-22 | Onggosanusi Eko N | Method for channel quality indicator computation and feedback in a multi-carrier communications system |
JP2005284751A (ja) | 2004-03-30 | 2005-10-13 | Fujitsu Ltd | 論理検証装置、論理検証方法および論理検証プログラム |
JP4288368B2 (ja) | 2004-04-09 | 2009-07-01 | Okiセミコンダクタ株式会社 | 受信制御方法および無線lan装置 |
US7684507B2 (en) | 2004-04-13 | 2010-03-23 | Intel Corporation | Method and apparatus to select coding mode |
US7047006B2 (en) | 2004-04-28 | 2006-05-16 | Motorola, Inc. | Method and apparatus for transmission and reception of narrowband signals within a wideband communication system |
KR100594084B1 (ko) | 2004-04-30 | 2006-06-30 | 삼성전자주식회사 | 직교 주파수 분할 다중 수신기의 채널 추정 방법 및 채널추정기 |
GB0409704D0 (en) | 2004-04-30 | 2004-06-02 | Nokia Corp | A method for verifying a first identity and a second identity of an entity |
US20050249266A1 (en) | 2004-05-04 | 2005-11-10 | Colin Brown | Multi-subband frequency hopping communication system and method |
US7411898B2 (en) | 2004-05-10 | 2008-08-12 | Infineon Technologies Ag | Preamble generator for a multiband OFDM transceiver |
JP4447372B2 (ja) | 2004-05-13 | 2010-04-07 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信システム、無線通信装置、無線受信装置、無線通信方法及びチャネル推定方法 |
KR20050109789A (ko) | 2004-05-17 | 2005-11-22 | 삼성전자주식회사 | 공간분할다중화/다중입력다중출력 시스템에서의 빔포밍 방법 |
US7157351B2 (en) * | 2004-05-20 | 2007-01-02 | Taiwan Semiconductor Manufacturing Co., Ltd. | Ozone vapor clean method |
US20050259005A1 (en) | 2004-05-20 | 2005-11-24 | Interdigital Technology Corporation | Beam forming matrix-fed circular array system |
US8000377B2 (en) | 2004-05-24 | 2011-08-16 | General Dynamics C4 Systems, Inc. | System and method for variable rate multiple access short message communications |
JP4398791B2 (ja) | 2004-05-25 | 2010-01-13 | 株式会社エヌ・ティ・ティ・ドコモ | 送信機および送信制御方法 |
US7551564B2 (en) | 2004-05-28 | 2009-06-23 | Intel Corporation | Flow control method and apparatus for single packet arrival on a bidirectional ring interconnect |
KR100754794B1 (ko) | 2004-05-29 | 2007-09-03 | 삼성전자주식회사 | 이동통신시스템에서 셀 식별 코드 송수신 장치 및 방법 |
US7437164B2 (en) | 2004-06-08 | 2008-10-14 | Qualcomm Incorporated | Soft handoff for reverse link in a wireless communication system with frequency reuse |
US7769107B2 (en) | 2004-06-10 | 2010-08-03 | Intel Corporation | Semi-blind analog beamforming for multiple-antenna systems |
US8619907B2 (en) | 2004-06-10 | 2013-12-31 | Agere Systems, LLC | Method and apparatus for preamble training in a multiple antenna communication system |
US7773950B2 (en) | 2004-06-16 | 2010-08-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Benign interference suppression for received signal quality estimation |
US8027372B2 (en) | 2004-06-18 | 2011-09-27 | Qualcomm Incorporated | Signal acquisition in a wireless communication system |
US7724777B2 (en) | 2004-06-18 | 2010-05-25 | Qualcomm Incorporated | Quasi-orthogonal multiplexing for a multi-carrier communication system |
US7599327B2 (en) | 2004-06-24 | 2009-10-06 | Motorola, Inc. | Method and apparatus for accessing a wireless communication system |
KR101053610B1 (ko) | 2004-06-25 | 2011-08-03 | 엘지전자 주식회사 | Ofdm/ofdma 시스템의 무선자원 할당 방법 |
US7299048B2 (en) | 2004-06-25 | 2007-11-20 | Samsung Electronics Co., Ltd. | System and method for performing soft handover in broadband wireless access communication system |
WO2006004968A2 (en) | 2004-06-30 | 2006-01-12 | Neocific, Inc. | Methods and apparatus for power control in multi-carrier wireless systems |
US8000268B2 (en) | 2004-06-30 | 2011-08-16 | Motorola Mobility, Inc. | Frequency-hopped IFDMA communication system |
JP4429358B2 (ja) | 2004-07-02 | 2010-03-10 | ヴァイブレイション・リサーチ・コーポレーション | ランダム振動のスペクトルと尖度を同時に制御するためのシステム及び方法 |
WO2006002550A1 (en) | 2004-07-07 | 2006-01-12 | Nortel Networks Limited | System and method for mapping symbols for mimo transmission |
JP4181093B2 (ja) | 2004-07-16 | 2008-11-12 | 株式会社東芝 | 無線通信システム |
US9148256B2 (en) | 2004-07-21 | 2015-09-29 | Qualcomm Incorporated | Performance based rank prediction for MIMO design |
US9137822B2 (en) | 2004-07-21 | 2015-09-15 | Qualcomm Incorporated | Efficient signaling over access channel |
US7676007B1 (en) | 2004-07-21 | 2010-03-09 | Jihoon Choi | System and method for interpolation based transmit beamforming for MIMO-OFDM with partial feedback |
US8477710B2 (en) | 2004-07-21 | 2013-07-02 | Qualcomm Incorporated | Method of providing a gap indication during a sticky assignment |
US10355825B2 (en) | 2004-07-21 | 2019-07-16 | Qualcomm Incorporated | Shared signaling channel for a communication system |
US7567621B2 (en) * | 2004-07-21 | 2009-07-28 | Qualcomm Incorporated | Capacity based rank prediction for MIMO design |
US7257406B2 (en) | 2004-07-23 | 2007-08-14 | Qualcomm, Incorporated | Restrictive reuse set management |
WO2006014143A1 (en) | 2004-08-03 | 2006-02-09 | Agency For Science, Technology And Research | Method for transmitting a digital data stream, transmitter, method for receiving a digital data stream and receiver |
JP2006050326A (ja) | 2004-08-05 | 2006-02-16 | Toshiba Corp | 情報処理装置および同装置のシーンチェンジ検出方法 |
US7428426B2 (en) | 2004-08-06 | 2008-09-23 | Qualcomm, Inc. | Method and apparatus for controlling transmit power in a wireless communications device |
US7499393B2 (en) | 2004-08-11 | 2009-03-03 | Interdigital Technology Corporation | Per stream rate control (PSRC) for improving system efficiency in OFDM-MIMO communication systems |
US20060040655A1 (en) | 2004-08-12 | 2006-02-23 | Lg Electronics Inc. | Timing of point-to-multipoint control channel information |
US20060218459A1 (en) | 2004-08-13 | 2006-09-28 | David Hedberg | Coding systems and methods |
US20060039332A1 (en) | 2004-08-17 | 2006-02-23 | Kotzin Michael D | Mechanism for hand off using subscriber detection of synchronized access point beacon transmissions |
AU2005273134B2 (en) * | 2004-08-17 | 2008-10-02 | Samsung Electronics Co., Ltd. | Apparatus and method for space-time-frequency block coding for increasing performance |
CN1296682C (zh) | 2004-08-17 | 2007-01-24 | 广东省基础工程公司 | 一种隧道过江施工中用于监测河床沉降的装置及其方法 |
US7899497B2 (en) * | 2004-08-18 | 2011-03-01 | Ruckus Wireless, Inc. | System and method for transmission parameter control for an antenna apparatus with selectable elements |
US7336727B2 (en) | 2004-08-19 | 2008-02-26 | Nokia Corporation | Generalized m-rank beamformers for MIMO systems using successive quantization |
US20060039344A1 (en) | 2004-08-20 | 2006-02-23 | Lucent Technologies, Inc. | Multiplexing scheme for unicast and broadcast/multicast traffic |
US7852746B2 (en) | 2004-08-25 | 2010-12-14 | Qualcomm Incorporated | Transmission of signaling in an OFDM-based system |
KR100856249B1 (ko) | 2004-08-26 | 2008-09-03 | 삼성전자주식회사 | 무선 통신 시스템에서 초기 동작 모드 검출 방법 |
US7978778B2 (en) | 2004-09-03 | 2011-07-12 | Qualcomm, Incorporated | Receiver structures for spatial spreading with space-time or space-frequency transmit diversity |
US7894548B2 (en) | 2004-09-03 | 2011-02-22 | Qualcomm Incorporated | Spatial spreading with space-time and space-frequency transmit diversity schemes for a wireless communication system |
US7362822B2 (en) * | 2004-09-08 | 2008-04-22 | Intel Corporation | Recursive reduction of channel state feedback |
US7613423B2 (en) | 2004-09-10 | 2009-11-03 | Samsung Electronics Co., Ltd. | Method of creating active multipaths for mimo wireless systems |
GB0420164D0 (en) | 2004-09-10 | 2004-10-13 | Nokia Corp | A scheduler |
KR100715910B1 (ko) | 2004-09-20 | 2007-05-08 | 삼성전자주식회사 | 다중 접속 방식을 사용하는 이동 통신 시스템의 셀 탐색장치 및 방법 |
RU2285388C2 (ru) | 2004-09-27 | 2006-10-20 | Оао "Онежский Тракторный Завод" | Машина для бесчокерной трелевки деревьев |
WO2006034577A1 (en) | 2004-09-30 | 2006-04-06 | Nortel Networks Limited | Channel sounding in ofdma system |
US8325863B2 (en) * | 2004-10-12 | 2012-12-04 | Qualcomm Incorporated | Data detection and decoding with considerations for channel estimation errors due to guard subbands |
US7969858B2 (en) | 2004-10-14 | 2011-06-28 | Qualcomm Incorporated | Wireless terminal methods and apparatus for use in wireless communications systems supporting different size frequency bands |
US7636328B2 (en) | 2004-10-20 | 2009-12-22 | Qualcomm Incorporated | Efficient transmission of signaling using channel constraints |
US7616955B2 (en) | 2004-11-12 | 2009-11-10 | Broadcom Corporation | Method and system for bits and coding assignment utilizing Eigen beamforming with fixed rates for closed loop WLAN |
US7139328B2 (en) | 2004-11-04 | 2006-11-21 | Motorola, Inc. | Method and apparatus for closed loop data transmission |
US7627051B2 (en) | 2004-11-08 | 2009-12-01 | Samsung Electronics Co., Ltd. | Method of maximizing MIMO system performance by joint optimization of diversity and spatial multiplexing |
PT1829262T (pt) * | 2004-11-16 | 2018-05-15 | Qualcomm Inc | Controlo de velocidade em ciclo fechado para um sistema de comunicações mimo |
US20060104333A1 (en) | 2004-11-18 | 2006-05-18 | Motorola, Inc. | Acknowledgment for a time division channel |
US20060111054A1 (en) | 2004-11-22 | 2006-05-25 | Interdigital Technology Corporation | Method and system for selecting transmit antennas to reduce antenna correlation |
US7512096B2 (en) | 2004-11-24 | 2009-03-31 | Alcatel-Lucent Usa Inc. | Communicating data between an access point and multiple wireless devices over a link |
US7593473B2 (en) | 2004-12-01 | 2009-09-22 | Bae Systems Information And Electronic Systems Integration Inc. | Tree structured multicarrier multiple access systems |
US7822128B2 (en) | 2004-12-03 | 2010-10-26 | Intel Corporation | Multiple antenna multicarrier transmitter and method for adaptive beamforming with transmit-power normalization |
BRPI0519548A2 (pt) | 2004-12-22 | 2009-01-27 | Qualcomm Inc | mÉtodos e equipamento para salto flexÍvel em uma rede de comunicaÇço de méltiplos acessos |
US7543197B2 (en) | 2004-12-22 | 2009-06-02 | Qualcomm Incorporated | Pruned bit-reversal interleaver |
US7940710B2 (en) | 2004-12-22 | 2011-05-10 | Qualcomm Incorporated | Methods and apparatus for efficient paging in a wireless communication system |
US8238923B2 (en) | 2004-12-22 | 2012-08-07 | Qualcomm Incorporated | Method of using shared resources in a communication system |
US8179876B2 (en) | 2004-12-22 | 2012-05-15 | Qualcomm Incorporated | Multiple modulation technique for use in a communication system |
US20060140289A1 (en) | 2004-12-27 | 2006-06-29 | Mandyam Giridhar D | Method and apparatus for providing an efficient pilot scheme for channel estimation |
US7778826B2 (en) | 2005-01-13 | 2010-08-17 | Intel Corporation | Beamforming codebook generation system and associated methods |
WO2006077696A1 (ja) | 2005-01-18 | 2006-07-27 | Sharp Kabushiki Kaisha | 無線通信装置、携帯端末および無線通信方法 |
JP2006211537A (ja) | 2005-01-31 | 2006-08-10 | Nec Corp | コード状態変更装置、コード状態変更方法、およびコード状態変更プログラム |
KR100966044B1 (ko) | 2005-02-24 | 2010-06-28 | 삼성전자주식회사 | 다중 셀 통신 시스템에서 주파수 자원 할당 시스템 및 방법 |
KR20060096365A (ko) | 2005-03-04 | 2006-09-11 | 삼성전자주식회사 | 다중 사용자 다중입력 다중출력(mu-mimo)통신시스템의 사용자 스케줄링 방법 |
US8135088B2 (en) | 2005-03-07 | 2012-03-13 | Q1UALCOMM Incorporated | Pilot transmission and channel estimation for a communication system utilizing frequency division multiplexing |
US8095141B2 (en) | 2005-03-09 | 2012-01-10 | Qualcomm Incorporated | Use of supplemental assignments |
US9246560B2 (en) * | 2005-03-10 | 2016-01-26 | Qualcomm Incorporated | Systems and methods for beamforming and rate control in a multi-input multi-output communication systems |
US7720162B2 (en) * | 2005-03-10 | 2010-05-18 | Qualcomm Incorporated | Partial FFT processing and demodulation for a system with multiple subcarriers |
US20060203794A1 (en) | 2005-03-10 | 2006-09-14 | Qualcomm Incorporated | Systems and methods for beamforming in multi-input multi-output communication systems |
US9154211B2 (en) | 2005-03-11 | 2015-10-06 | Qualcomm Incorporated | Systems and methods for beamforming feedback in multi antenna communication systems |
US7512412B2 (en) | 2005-03-15 | 2009-03-31 | Qualcomm, Incorporated | Power control and overlapping control for a quasi-orthogonal communication system |
US8446892B2 (en) * | 2005-03-16 | 2013-05-21 | Qualcomm Incorporated | Channel structures for a quasi-orthogonal multiple-access communication system |
US9143305B2 (en) | 2005-03-17 | 2015-09-22 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9520972B2 (en) | 2005-03-17 | 2016-12-13 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9461859B2 (en) | 2005-03-17 | 2016-10-04 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US20090213950A1 (en) | 2005-03-17 | 2009-08-27 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US8031583B2 (en) | 2005-03-30 | 2011-10-04 | Motorola Mobility, Inc. | Method and apparatus for reducing round trip latency and overhead within a communication system |
US7797018B2 (en) | 2005-04-01 | 2010-09-14 | Interdigital Technology Corporation | Method and apparatus for selecting a multi-band access point to associate with a multi-band mobile station |
US9184870B2 (en) | 2005-04-01 | 2015-11-10 | Qualcomm Incorporated | Systems and methods for control channel signaling |
US9036538B2 (en) | 2005-04-19 | 2015-05-19 | Qualcomm Incorporated | Frequency hopping design for single carrier FDMA systems |
US9408220B2 (en) | 2005-04-19 | 2016-08-02 | Qualcomm Incorporated | Channel quality reporting for adaptive sectorization |
US7768979B2 (en) | 2005-05-18 | 2010-08-03 | Qualcomm Incorporated | Separating pilot signatures in a frequency hopping OFDM system by selecting pilot symbols at least hop away from an edge of a hop region |
US8077692B2 (en) | 2005-05-20 | 2011-12-13 | Qualcomm Incorporated | Enhanced frequency division multiple access for wireless communication |
US7916681B2 (en) | 2005-05-20 | 2011-03-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for communication channel error rate estimation |
EP1889436A4 (en) | 2005-05-26 | 2012-01-25 | Nokia Corp | METHOD AND DEVICE FOR INDICATING CHANNEL STATUS INFORMATION FOR MULTIPLE CARRIER |
JP4599228B2 (ja) | 2005-05-30 | 2010-12-15 | 株式会社日立製作所 | 無線送受信機 |
US8879511B2 (en) * | 2005-10-27 | 2014-11-04 | Qualcomm Incorporated | Assignment acknowledgement for a wireless communication system |
US8565194B2 (en) | 2005-10-27 | 2013-10-22 | Qualcomm Incorporated | Puncturing signaling channel for a wireless communication system |
US8842693B2 (en) | 2005-05-31 | 2014-09-23 | Qualcomm Incorporated | Rank step-down for MIMO SCW design employing HARQ |
US8971461B2 (en) * | 2005-06-01 | 2015-03-03 | Qualcomm Incorporated | CQI and rank prediction for list sphere decoding and ML MIMO receivers |
US8462859B2 (en) * | 2005-06-01 | 2013-06-11 | Qualcomm Incorporated | Sphere decoding apparatus |
US7428269B2 (en) * | 2005-06-01 | 2008-09-23 | Qualcomm Incorporated | CQI and rank prediction for list sphere decoding and ML MIMO receivers |
US7403470B2 (en) | 2005-06-13 | 2008-07-22 | Qualcomm Incorporated | Communications system, methods and apparatus |
EP1734773A1 (en) | 2005-06-14 | 2006-12-20 | Alcatel | A method for uplink interference coordination in single frequency networks, a base station a mobile terminal and a mobile network therefor |
JP4869724B2 (ja) | 2005-06-14 | 2012-02-08 | 株式会社エヌ・ティ・ティ・ドコモ | 送信装置、送信方法、受信装置及び受信方法 |
US9179319B2 (en) | 2005-06-16 | 2015-11-03 | Qualcomm Incorporated | Adaptive sectorization in cellular systems |
US8503371B2 (en) * | 2005-06-16 | 2013-08-06 | Qualcomm Incorporated | Link assignment messages in lieu of assignment acknowledgement messages |
US8750908B2 (en) | 2005-06-16 | 2014-06-10 | Qualcomm Incorporated | Quick paging channel with reduced probability of missed page |
US20070071147A1 (en) * | 2005-06-16 | 2007-03-29 | Hemanth Sampath | Pseudo eigen-beamforming with dynamic beam selection |
US8064837B2 (en) * | 2005-06-16 | 2011-11-22 | Qualcomm Incorporated | Method and apparatus for optimum selection of MIMO and interference cancellation |
US8098667B2 (en) | 2005-06-16 | 2012-01-17 | Qualcomm Incorporated | Methods and apparatus for efficient providing of scheduling information |
US8254924B2 (en) | 2005-06-16 | 2012-08-28 | Qualcomm Incorporated | Method and apparatus for adaptive registration and paging area determination |
US7983674B2 (en) * | 2005-06-16 | 2011-07-19 | Qualcomm Incorporated | Serving base station selection in a wireless communication system |
DE102005028179A1 (de) | 2005-06-17 | 2006-12-28 | Siemens Ag | Verfahren zum Verbindungsaufbau durch mobile Endgeräte in Kommunikationsnetzen mit variablen Bandbreiten |
US7668564B2 (en) | 2005-06-20 | 2010-02-23 | Texas Instruments Incorporated | Slow uplink power control |
KR100606099B1 (ko) | 2005-06-22 | 2006-07-31 | 삼성전자주식회사 | 주파수 분할 다중 접속 방식시스템에서의 긍정 및 부정응답 채널을 설정하는 방법 및 장치 |
CA2612746A1 (en) | 2005-07-04 | 2007-01-11 | Samsung Electronics Co., Ltd. | Position measuring system and method using wireless broadband (wibro) signal |
US8249192B2 (en) | 2005-07-18 | 2012-08-21 | Nokia Corporation | Techniques to transmit data rate control signals for multi-carrier wireless systems |
US20070025345A1 (en) | 2005-07-27 | 2007-02-01 | Bachl Rainer W | Method of increasing the capacity of enhanced data channel on uplink in a wireless communications systems |
US7403745B2 (en) | 2005-08-02 | 2008-07-22 | Lucent Technologies Inc. | Channel quality predictor and method of estimating a channel condition in a wireless communications network |
US20070183386A1 (en) | 2005-08-03 | 2007-08-09 | Texas Instruments Incorporated | Reference Signal Sequences and Multi-User Reference Signal Sequence Allocation |
US8885628B2 (en) | 2005-08-08 | 2014-11-11 | Qualcomm Incorporated | Code division multiplexing in a single-carrier frequency division multiple access system |
US7508842B2 (en) | 2005-08-18 | 2009-03-24 | Motorola, Inc. | Method and apparatus for pilot signal transmission |
US9209956B2 (en) | 2005-08-22 | 2015-12-08 | Qualcomm Incorporated | Segment sensitive scheduling |
US20070041457A1 (en) | 2005-08-22 | 2007-02-22 | Tamer Kadous | Method and apparatus for providing antenna diversity in a wireless communication system |
US8644292B2 (en) | 2005-08-24 | 2014-02-04 | Qualcomm Incorporated | Varied transmission time intervals for wireless communication system |
US20070047495A1 (en) | 2005-08-29 | 2007-03-01 | Qualcomm Incorporated | Reverse link soft handoff in a wireless multiple-access communication system |
US9136974B2 (en) | 2005-08-30 | 2015-09-15 | Qualcomm Incorporated | Precoding and SDMA support |
DE102005041273B4 (de) | 2005-08-31 | 2014-05-08 | Intel Mobile Communications GmbH | Verfahren zum rechnergestützten Bilden von Systeminformations-Medium-Zugriffs-Steuerungs-Protokollnachrichten, Medium-Zugriffs-Steuerungs-Einheit und Computerprogrammelement |
WO2007045101A2 (en) | 2005-10-21 | 2007-04-26 | Nortel Networks Limited | Multiplexing schemes for ofdma |
US9225416B2 (en) | 2005-10-27 | 2015-12-29 | Qualcomm Incorporated | Varied signaling channels for a reverse link in a wireless communication system |
US8045512B2 (en) | 2005-10-27 | 2011-10-25 | Qualcomm Incorporated | Scalable frequency band operation in wireless communication systems |
US8693405B2 (en) | 2005-10-27 | 2014-04-08 | Qualcomm Incorporated | SDMA resource management |
US8582509B2 (en) | 2005-10-27 | 2013-11-12 | Qualcomm Incorporated | Scalable frequency band operation in wireless communication systems |
US8134977B2 (en) | 2005-10-27 | 2012-03-13 | Qualcomm Incorporated | Tune-away protocols for wireless systems |
US7835460B2 (en) | 2005-10-27 | 2010-11-16 | Qualcomm Incorporated | Apparatus and methods for reducing channel estimation noise in a wireless transceiver |
US9225488B2 (en) | 2005-10-27 | 2015-12-29 | Qualcomm Incorporated | Shared signaling channel |
US9088384B2 (en) | 2005-10-27 | 2015-07-21 | Qualcomm Incorporated | Pilot symbol transmission in wireless communication systems |
US9210651B2 (en) | 2005-10-27 | 2015-12-08 | Qualcomm Incorporated | Method and apparatus for bootstraping information in a communication system |
US9172453B2 (en) | 2005-10-27 | 2015-10-27 | Qualcomm Incorporated | Method and apparatus for pre-coding frequency division duplexing system |
US8477684B2 (en) * | 2005-10-27 | 2013-07-02 | Qualcomm Incorporated | Acknowledgement of control messages in a wireless communication system |
US20070165738A1 (en) | 2005-10-27 | 2007-07-19 | Barriac Gwendolyn D | Method and apparatus for pre-coding for a mimo system |
US9144060B2 (en) | 2005-10-27 | 2015-09-22 | Qualcomm Incorporated | Resource allocation for shared signaling channels |
US8649362B2 (en) | 2005-11-02 | 2014-02-11 | Texas Instruments Incorporated | Methods for determining the location of control channels in the uplink of communication systems |
US8582548B2 (en) | 2005-11-18 | 2013-11-12 | Qualcomm Incorporated | Frequency division multiple access schemes for wireless communication |
US8891457B2 (en) | 2005-12-08 | 2014-11-18 | Apple Inc. | Resource assignment systems and methods |
US8437251B2 (en) * | 2005-12-22 | 2013-05-07 | Qualcomm Incorporated | Methods and apparatus for communicating transmission backlog information |
US9451491B2 (en) | 2005-12-22 | 2016-09-20 | Qualcomm Incorporated | Methods and apparatus relating to generating and transmitting initial and additional control information report sets in a wireless system |
US9148795B2 (en) | 2005-12-22 | 2015-09-29 | Qualcomm Incorporated | Methods and apparatus for flexible reporting of control information |
KR100793315B1 (ko) | 2005-12-31 | 2008-01-11 | 포스데이타 주식회사 | 다운링크 프리앰블을 이용한 반송파 신호 대 잡음비 측정장치 및 방법 |
US8831607B2 (en) | 2006-01-05 | 2014-09-09 | Qualcomm Incorporated | Reverse link other sector communication |
US20070242653A1 (en) | 2006-04-13 | 2007-10-18 | Futurewei Technologies, Inc. | Method and apparatus for sharing radio resources in an ofdma-based communication system |
EP1855424B1 (en) | 2006-05-12 | 2013-07-10 | Panasonic Corporation | Reservation of radio resources for users in a mobile communications system |
US8259695B2 (en) | 2007-04-30 | 2012-09-04 | Alcatel Lucent | Method and apparatus for packet wireless telecommunications |
US8254487B2 (en) | 2007-08-09 | 2012-08-28 | Samsung Electronics Co., Ltd. | Method and apparatus of codebook-based single-user closed-loop transmit beamforming (SU-CLTB) for OFDM wireless systems |
US20090180459A1 (en) | 2008-01-16 | 2009-07-16 | Orlik Philip V | OFDMA Frame Structures for Uplinks in MIMO Networks |
KR101563032B1 (ko) | 2008-08-12 | 2015-10-23 | 노오텔 네트웍스 리미티드 | 무선 통신 네트워크에서의 다운링크 투명 중계를 가능하게 하는 방법 |
US8228862B2 (en) | 2008-12-03 | 2012-07-24 | Samsung Electronics Co., Ltd. | Method and system for reference signal pattern design |
US8238483B2 (en) | 2009-02-27 | 2012-08-07 | Marvell World Trade Ltd. | Signaling of dedicated reference signal (DRS) precoding granularity |
US20100232384A1 (en) | 2009-03-13 | 2010-09-16 | Qualcomm Incorporated | Channel estimation based upon user specific and common reference signals |
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US20070005749A1 (en) | 2007-01-04 |
BRPI0612224A2 (pt) | 2010-10-26 |
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CN101233713B (zh) | 2013-01-16 |
AU2006259464A1 (en) | 2006-12-28 |
CA2612318A1 (en) | 2006-12-28 |
CA2612318C (en) | 2013-07-16 |
TW200718064A (en) | 2007-05-01 |
IL188157A0 (en) | 2008-03-20 |
HUE039056T2 (hu) | 2018-12-28 |
CN101233713A (zh) | 2008-07-30 |
US8599945B2 (en) | 2013-12-03 |
MX2007015985A (es) | 2008-03-07 |
JP2012105271A (ja) | 2012-05-31 |
TWI319665B (en) | 2010-01-11 |
EP1897258A1 (en) | 2008-03-12 |
KR20080026620A (ko) | 2008-03-25 |
RU2386214C2 (ru) | 2010-04-10 |
BRPI0612224B1 (pt) | 2019-05-28 |
EP1897258B1 (en) | 2018-05-23 |
ES2683651T3 (es) | 2018-09-27 |
JP2008544653A (ja) | 2008-12-04 |
KR101057613B1 (ko) | 2011-08-18 |
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