JP5249322B2 - マルチアンテナシステムにおけるデータ送信方法 - Google Patents
マルチアンテナシステムにおけるデータ送信方法 Download PDFInfo
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- JP5249322B2 JP5249322B2 JP2010512093A JP2010512093A JP5249322B2 JP 5249322 B2 JP5249322 B2 JP 5249322B2 JP 2010512093 A JP2010512093 A JP 2010512093A JP 2010512093 A JP2010512093 A JP 2010512093A JP 5249322 B2 JP5249322 B2 JP 5249322B2
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- 230000005540 biological transmission Effects 0.000 title claims description 85
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- 238000003672 processing method Methods 0.000 claims description 7
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- 229920006934 PMI Polymers 0.000 description 153
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- 238000010586 diagram Methods 0.000 description 9
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- 238000005516 engineering process Methods 0.000 description 4
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0652—Feedback error handling
- H04B7/0656—Feedback error handling at the transmitter, e.g. error detection at base station
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0868—Hybrid systems, i.e. switching and combining
- H04B7/0871—Hybrid systems, i.e. switching and combining using different reception schemes, at least one of them being a diversity reception scheme
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0033—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter
- H04L1/0035—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter evaluation of received explicit signalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0072—Error control for data other than payload data, e.g. control data
- H04L1/0073—Special arrangements for feedback channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03343—Arrangements at the transmitter end
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0625—Transmitter arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
- H04L2025/03802—Signalling on the reverse channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
Description
20 基地局
100 送信機
110 スケジューラ
120-1,...,120-K チャネルエンコーダ
130-1,...,130-K マッパ
140-1,...,140-K 前処理機
150 多重化器
190-1,...,190-Nt 送信アンテナ
200 受信機
210 復調器
220 チャネル推定器
230 後処理機
240 デマッパ
250 チャネルデコーダ
260 制御器
290-1,...,290-Nr 受信アンテナ
Claims (8)
- 第1プレコーディング行列情報(PMI)を含む帰還報告を、アップリンクデータチャネルを介して受信する段階であって、前記第1PMIの値はコードブックインデックスに対応する段階と、
ダウンリンクデータのためのプレコーディング情報を、ダウンリンク制御チャネルを介して送信する段階であって、前記プレコーディング情報は、前記第1PMIと関係のない送信ダイバーシティ、前記第1PMIに従ったプレコーディングを示す承認、及び送信されるダウンリンクデータのプレコーディングに使用される第2PMIのうちの1つを示す段階と、
前記プレコーディング情報によって示されたプレコーディングを適用した後、ダウンリンクデータチャネルを介して前記ダウンリンクデータを送信する段階と、
を含む無線通信システムにおけるデータ送信方法であって、
前記プレコーディング情報のビット数は2よりも大きく、
前記プレコーディング情報の前記ビット数は、基地局におけるアンテナ数が増加するに従って増加する、
ことを特徴とする無線通信システムにおけるデータ送信方法。 - 前記帰還報告に付加された巡回冗長検査を用いることによって、前記帰還報告にエラーが検出された場合に、前記プレコーディング情報は前記送信ダイバーシティを示す、請求項1に記載の無線通信システムにおけるデータ送信方法。
- 前記の帰還報告を受信する段階は、複数のアップリンクデータチャネルを介して、各帰還報告がPMIを含む複数の帰還報告を受信する段階を含み、
前記第1PMIは、前記複数の帰還報告のうちの最新の帰還報告におけるPMIである、請求項1に記載の無線通信システムにおけるデータ送信方法。 - 前記送信ダイバーシティは、空間周波数ブロック符号を含む、請求項1に記載の無線通信システムにおけるデータ送信方法。
- 第1PMIを含む帰還報告を、アップリンクデータチャネルを介して送信する段階であって、前記第1PMIの値はコードブックインデックスに対応する段階と、
ダウンリンクデータのためのプレコーディング情報を、ダウンリンク制御チャネルを介して受信する段階であって、前記プレコーディング情報は、前記第1PMIと関係のない送信ダイバーシティ、前記第1PMIに従ったプリコーディングを示す承認、及び送信されるダウンリンクデータのプレコーディングに使用される第2PMIのうちの1つを示す段階と、
前記プレコーディング情報によって示されたプレコーディングに基づいて、ダウンリンクデータチャネル上の前記ダウンリンクデータをデコーディングする段階と、
を含む無線通信システムにおけるデータ処理方法であって、
前記プレコーディング情報のビット数は2よりも大きく、
前記プレコーディング情報の前記ビット数は、基地局におけるアンテナ数が増加するに従って増加する、
ことを特徴とする無線通信システムにおけるデータ処理方法。 - 前記帰還報告に付加された巡回冗長検査を用いることによって、前記帰還報告にエラーが検出された場合に、前記プレコーディング情報は前記送信ダイバーシティを示す、請求項5に記載の無線通信システムにおけるデータ処理方法。
- 前記の帰還報告を送信する段階は、複数のアップリンクデータチャネルを介して、各帰還報告がPMIを含む複数の帰還報告を送信する段階を含み、
前記第1PMIは、前記複数の帰還報告のうちの最新の帰還報告におけるPMIである、請求項5に記載の無線通信システムにおけるデータ処理方法。 - 前記送信ダイバーシティは、空間周波数ブロック符号を含む、請求項5に記載の無線通信システムにおけるデータ処理方法。
Applications Claiming Priority (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US94613007P | 2007-06-25 | 2007-06-25 | |
US60/946,130 | 2007-06-25 | ||
KR20070081913 | 2007-08-14 | ||
KR10-2007-0081913 | 2007-08-14 | ||
US97814007P | 2007-10-08 | 2007-10-08 | |
US60/978,140 | 2007-10-08 | ||
KR20070118166 | 2007-11-19 | ||
KR10-2007-0118166 | 2007-11-19 | ||
US2530408P | 2008-02-01 | 2008-02-01 | |
US61/025,304 | 2008-02-01 | ||
KR10-2008-0056001 | 2008-06-13 | ||
KR1020080056001A KR101293373B1 (ko) | 2007-06-25 | 2008-06-13 | 다중안테나 시스템에서의 데이터 전송 방법 |
PCT/KR2008/003654 WO2009002097A1 (en) | 2007-06-25 | 2008-06-25 | Method of transmitting data in multiple antenna system |
Publications (2)
Publication Number | Publication Date |
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JP2010530668A JP2010530668A (ja) | 2010-09-09 |
JP5249322B2 true JP5249322B2 (ja) | 2013-07-31 |
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Application Number | Title | Priority Date | Filing Date |
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JP2010512093A Active JP5249322B2 (ja) | 2007-06-25 | 2008-06-25 | マルチアンテナシステムにおけるデータ送信方法 |
Country Status (9)
Country | Link |
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US (2) | US8000258B2 (ja) |
EP (1) | EP2137835B1 (ja) |
JP (1) | JP5249322B2 (ja) |
KR (2) | KR101481166B1 (ja) |
CN (1) | CN101689904B (ja) |
AT (1) | ATE543269T1 (ja) |
CA (1) | CA2689410C (ja) |
TW (1) | TWI371184B (ja) |
WO (1) | WO2009002097A1 (ja) |
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CN101689904A (zh) | 2010-03-31 |
CA2689410C (en) | 2013-01-29 |
EP2137835A1 (en) | 2009-12-30 |
TWI371184B (en) | 2012-08-21 |
US20110255629A1 (en) | 2011-10-20 |
KR20080114519A (ko) | 2008-12-31 |
EP2137835A4 (en) | 2010-06-02 |
CN101689904B (zh) | 2013-02-27 |
JP2010530668A (ja) | 2010-09-09 |
KR101481166B1 (ko) | 2015-01-28 |
CA2689410A1 (en) | 2008-12-31 |
EP2137835B1 (en) | 2012-01-25 |
US8400950B2 (en) | 2013-03-19 |
US8000258B2 (en) | 2011-08-16 |
TW200910807A (en) | 2009-03-01 |
ATE543269T1 (de) | 2012-02-15 |
US20090059844A1 (en) | 2009-03-05 |
KR101293373B1 (ko) | 2013-08-05 |
WO2009002097A1 (en) | 2008-12-31 |
KR20080114518A (ko) | 2008-12-31 |
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