JP4494238B2 - Mimo多重送信装置およびmimo多重送信方法 - Google Patents
Mimo多重送信装置およびmimo多重送信方法 Download PDFInfo
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- 230000005540 biological transmission Effects 0.000 title claims description 119
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- 238000010586 diagram Methods 0.000 description 23
- 230000003044 adaptive effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
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- 239000002699 waste material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
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- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
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- 230000003139 buffering effect Effects 0.000 description 1
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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
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0067—Rate matching
- H04L1/0068—Rate matching by puncturing
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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
- 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
- H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
- H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
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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
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
-
- 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
- H04L1/0041—Arrangements at the transmitter end
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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
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
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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
- H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
-
- 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
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
- H04L1/1819—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of additional or different redundancy
-
- 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
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1835—Buffer management
- H04L1/1845—Combining techniques, e.g. code combining
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Radio Transmission System (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Error Detection And Correction (AREA)
Description
LGE, "Multiplexing Chain for MIMO System," 3GPP TSG RAN WG1, R1-040259, Malagua, Spain, February 2004.
111−2 パケットデータブロック生成部
112−1 CRC付与部
112−2 CRC付与部
113−1 チャネル符号化部
113−2 チャネル符号化部
114 並直列変換部
115 送信ストリーム間インターリーブ部
116 直並列変換部
117−1 符号化率変更部
117−2 符号化率変更部
118−1 インターリーブ部
118−2 インターリーブ部
119−1 データ変調部
119−2 データ変調部
121 パケットデータブロック生成部
122−1 CRC付与部
122−2 CRC付与部
123−1 ターボ符号化部
123−2 ターボ符号化部
124 並直列変換部
125 送信ストリーム間インターリーブ部
126 直並列変換部
127−1 ターボ符号化率調整部
127−2 ターボ符号化率調整部
128−1 送信ストリーム内インターリーブ部
128−2 送信ストリーム内インターリーブ部
129−1 データ変調部
129−2 データ変調部
130−1 OFDM変調部
130−2 OFDM変調部
131 適応変復調・チャネル符号化制御部
Claims (9)
- 1乃至複数のデータ経路内にそれぞれ順次に接続された、ハイブリッドARQの再送単位となるパケットデータブロックを生成するパケットデータブロック生成部、誤り検出符号を付与するCRC付与部、チャネル符号化を行うチャネル符号化部と、
上記のチャネル符号化部の出力を直列形式に変換する並直列変換部と、
上記並直列変換部の出力を複数の送信ストリームにインターリーブする送信ストリーム間インターリーブ部と、
上記送信ストリーム間インターリーブ部の出力を並列形式に変換する直並列変換部と、
上記直並列変換部から分岐した複数のデータ経路内にそれぞれ順次に接続された、符号化率の変更を行う符号化率変更部、データ変調を行うデータ変調部とを備えたことを特徴とするMIMO多重送信装置。 - 1乃至複数のデータ経路内にそれぞれ順次に接続された、ハイブリッドARQの再送単位となるパケットデータブロックを生成するパケットデータブロック生成部、誤り検出符号を付与するCRC付与部、チャネル符号化を行うチャネル符号化部と、
上記のチャネル符号化部の出力を直列形式に変換する並直列変換部と、
上記並直列変換部の出力を複数の送信ストリームにインターリーブする送信ストリーム間インターリーブ部と、
上記送信ストリーム間インターリーブ部の出力を並列形式に変換する直並列変換部と、
上記直並列変換部から分岐した複数のデータ経路内にそれぞれ順次に接続された、符号化率の変更を行う符号化率変更部、データ変調を行うデータ変調部とを複数のユーザの送信データ系列毎に設け、
上記複数の送信ストリーム毎に上記データ変調部の出力を合成するユーザ間多重部を備えたことを特徴とするMIMO多重送信装置。 - 上記ユーザ間多重部は、上記複数の送信ストリームの同じ位置に対応付けて上記ユーザの送信データ系列のシンボルを配置することを特徴とする請求項2に記載のMIMO多重送信装置。
- 上記符号化率変更部と上記データ変調部の間に設けられ、送信ストリーム内のインターリーブを行うインターリーブ部を備えたことを特徴とする請求項1乃至3のいずれか一項に記載のMIMO多重送信装置。
- 上記送信ストリーム間インターリーブ部は、パケットデータブロックをメモリ領域に並列に書き込み、複数のパケットデータブロックを横断して順次にパケットデータを読み出すことを特徴とする請求項1乃至4のいずれか一項に記載のMIMO多重送信装置。
- 上記送信ストリーム間インターリーブ部は、パケットデータブロック数、パケットデータブロック長、もしくは、送信ストリーム数を制御情報として入力することを特徴とする請求項1乃至5のいずれか一項に記載のMIMO多重送信装置。
- 上記チャネル符号化部は、ターボ符号化を行うターボ符号化部であることを特徴とする請求項1乃至6のいずれか一項に記載のMIMO多重送信装置。
- 上記符号化率変更部は、ターボ符号化率の調整を行うターボ符号化率調整部であることを特徴とする請求項7に記載のMIMO多重送信装置。
- 1乃至複数のデータ経路内でそれぞれ順次に、パケットデータブロックを生成し、誤り検出符号を付与し、チャネル符号化を行う工程と、
上記のチャネル符号化後の出力を直列形式に変換する工程と、
上記並直列変換後の出力を複数の送信ストリームにインターリーブする工程と、
上記インターリーブ後の出力を並列形式に変換する工程と、
上記直並列変換により分岐した複数のデータ経路内でそれぞれ順次に、符号化率の変更を行い、データ変調を行う工程とを備えたことを特徴とするMIMO多重送信方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
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JP2005027733A JP4494238B2 (ja) | 2005-02-03 | 2005-02-03 | Mimo多重送信装置およびmimo多重送信方法 |
DE602006001118T DE602006001118D1 (de) | 2005-02-03 | 2006-02-02 | Ein MIMO Mehrfachübertragungsgerät und ein entsprechendes Verfahren |
EP06250577A EP1689110B1 (en) | 2005-02-03 | 2006-02-02 | A mimo multiple transmission device and method |
US11/346,319 US7684362B2 (en) | 2005-02-03 | 2006-02-03 | MIMO multiple transmission device and method |
KR1020060010496A KR100656792B1 (ko) | 2005-02-03 | 2006-02-03 | Mimo 다중송신장치 및 mimo 다중송신방법 |
CNB200610003704XA CN100544244C (zh) | 2005-02-03 | 2006-02-05 | Mimo多重发送装置及mimo多重发送方法 |
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JP2005027733A JP4494238B2 (ja) | 2005-02-03 | 2005-02-03 | Mimo多重送信装置およびmimo多重送信方法 |
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JP2006217239A JP2006217239A (ja) | 2006-08-17 |
JP4494238B2 true JP4494238B2 (ja) | 2010-06-30 |
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US (1) | US7684362B2 (ja) |
EP (1) | EP1689110B1 (ja) |
JP (1) | JP4494238B2 (ja) |
KR (1) | KR100656792B1 (ja) |
CN (1) | CN100544244C (ja) |
DE (1) | DE602006001118D1 (ja) |
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2005
- 2005-02-03 JP JP2005027733A patent/JP4494238B2/ja not_active Expired - Fee Related
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2006
- 2006-02-02 EP EP06250577A patent/EP1689110B1/en not_active Not-in-force
- 2006-02-02 DE DE602006001118T patent/DE602006001118D1/de active Active
- 2006-02-03 KR KR1020060010496A patent/KR100656792B1/ko active IP Right Grant
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2004320434A (ja) * | 2003-04-16 | 2004-11-11 | Mitsubishi Electric Corp | インターリーバ、デインターリーバおよび通信装置 |
WO2005004376A1 (ja) * | 2003-06-30 | 2005-01-13 | Fujitsu Limited | 多入力多出力伝送システム |
JP2006135978A (ja) * | 2004-11-01 | 2006-05-25 | Toshiba Corp | インタリーバ及びデインタリーバシステム |
JP2006157898A (ja) * | 2004-11-01 | 2006-06-15 | Toshiba Corp | インタリーバ及びデインタリーバシステム |
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US20060209813A1 (en) | 2006-09-21 |
EP1689110A1 (en) | 2006-08-09 |
JP2006217239A (ja) | 2006-08-17 |
CN100544244C (zh) | 2009-09-23 |
CN1815939A (zh) | 2006-08-09 |
KR100656792B1 (ko) | 2006-12-14 |
KR20060089163A (ko) | 2006-08-08 |
US7684362B2 (en) | 2010-03-23 |
DE602006001118D1 (de) | 2008-06-26 |
EP1689110B1 (en) | 2008-05-14 |
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