JP2008503974A - 直交周波数分割多重システムの無線リソース割り当て - Google Patents
直交周波数分割多重システムの無線リソース割り当て Download PDFInfo
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- JP2008503974A JP2008503974A JP2007517963A JP2007517963A JP2008503974A JP 2008503974 A JP2008503974 A JP 2008503974A JP 2007517963 A JP2007517963 A JP 2007517963A JP 2007517963 A JP2007517963 A JP 2007517963A JP 2008503974 A JP2008503974 A JP 2008503974A
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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
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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
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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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/023—Multiplexing of multicarrier modulation signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
-
- 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]
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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
- H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
それぞれの優先順位が決定されると、前記2ユーザは、それぞれユーザ自身のデータを基本割当単位のデータ用副搬送波に含めて基地局に送信する。前記基本割当単位は図6に示す。
Claims (20)
- 基地局から無線リソース割り当てマップに関するデータを受信する段階と、
移動局が直交パイロットパターンを使用して前記基地局にアップリンクデータを送信する段階とを含み、
前記無線リソース割り当てマップは、前記アップリンクデータを前記基地局に送信するための制御パラメータを含み、前記制御パラメータは、少なくとも1つの移動局が少なくとも同時デュアル送信をサポートすることに関連した直交パイロットパターンの使用、及び同一周波数帯域と同一時間周期での使用のための直交パイロットパターンインジケータを含み、前記直交パイロットパターンは、アップリンク基本割当単位のために使用される少なくとも1つのマイナスパイロットを含むことを特徴とするOFDMを利用した無線通信システムにおける無線リソース割り当て方法。 - それぞれの前記直交パイロットパターンは、前記アップリンク基本割当単位の各対角線コーナーに位置するプラスパイロットと前記マイナスパイロットを含むことを特徴とする請求項1に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記プラスパイロット及び前記マイナスパイロットは、逆位相を有することを特徴とする請求項3に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記直交パイロットパターンに関する情報は、マップ情報要素を使用する前記移動局に伝送されることを特徴とする請求項1に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記直交パイロットパターンに関する情報は、HARQマップ情報要素を使用する前記移動局に伝送されることを特徴とする請求項1に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 少なくとも前記同時デュアル送信は、前記移動局において少なくとも2つのアンテナを用いて達成されることを特徴とする請求項1に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記アップリンクデータは、前記直交パイロットパターンを使用して同一のサブチャネルに空間多重化された少なくとも2セットのデータを含むことを特徴とする請求項1に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記プラスパイロット及び前記マイナスパイロットは、逆位相を有することを特徴とする請求項9に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記直交パイロットパターンに関する情報は、マップ情報要素を使用する前記移動局に伝送されることを特徴とする請求項9に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記直交パイロットパターンに関する情報は、HARQマップ情報要素を使用する前記移動局に伝送されることを特徴とする請求項9に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 無線リソース割り当てマップに関するデータを移動局に送信する段階と、
直交パイロットパターンを使用してコード化したアップリンクデータを前記移動局から受信する段階とを含み、
前記無線割当マップは、前記アップリンクデータを前記基地局に送信するための制御パラメータを含み、前記制御パラメータは、少なくとも1つの移動局による少なくとも同時デュアル送信のサポートに関する直交パイロットパターンの使用、及び同一周波数帯域と同一時間周期での使用のための直交パイロットパターンインジケータを含み、前記直交パイロットパターンは、アップリンク基本割当単位のために使用される少なくとも1つのマイナスパイロットを含むことを特徴とするOFDMを利用した無線通信システムにおける無線リソース割り当て方法。 - それぞれの前記直交パイロットパターンは、前記アップリンク基本割当単位の各対角線コーナーに位置するプラスパイロットと前記マイナスパイロットを含むことを特徴とする請求項13に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記プラスパイロット及び前記マイナスパイロットは、逆位相を有することを特徴とする請求項15に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記直交パイロットパターンに関する情報は、マップ情報要素を使用する前記移動局に伝送されることを特徴とする請求項13に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記直交パイロットパターンに関する情報は、HARQマップ情報要素を使用する前記移動局に伝送されることを特徴とする請求項13に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記少なくとも同時デュアル送信は、前記移動局で少なくとも2つのアンテナを用いて達成されることを特徴とする請求項13に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
- 前記アップリンクデータは、前記直交パイロットパターンを使用して前記同一サブチャネルに空間多重化された少なくとも2セットのデータを含むことを特徴とする請求項13に記載のOFDMを利用した無線通信システムにおける無線リソース割り当て方法。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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KR20040048436 | 2004-06-25 | ||
KR20040053139 | 2004-07-08 | ||
KR1020040118087A KR101053610B1 (ko) | 2004-06-25 | 2004-12-31 | Ofdm/ofdma 시스템의 무선자원 할당 방법 |
PCT/KR2005/001977 WO2006001658A1 (en) | 2004-06-25 | 2005-06-24 | Allocation of radio resource in orthogonal frequency division multiplexing system |
Publications (2)
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JP2008503974A true JP2008503974A (ja) | 2008-02-07 |
JP4369979B2 JP4369979B2 (ja) | 2009-11-25 |
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JP2007517963A Expired - Fee Related JP4369979B2 (ja) | 2004-06-25 | 2005-06-24 | 直交周波数分割多重システムの無線リソース割り当て |
Country Status (10)
Country | Link |
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US (1) | US7564829B2 (ja) |
EP (1) | EP1766811B8 (ja) |
JP (1) | JP4369979B2 (ja) |
KR (1) | KR101053610B1 (ja) |
AU (1) | AU2005257627B2 (ja) |
BR (1) | BRPI0512089A (ja) |
CA (1) | CA2570742C (ja) |
IL (1) | IL179959A (ja) |
MX (1) | MXPA06014666A (ja) |
WO (1) | WO2006001658A1 (ja) |
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Also Published As
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US20050286408A1 (en) | 2005-12-29 |
AU2005257627A1 (en) | 2006-01-05 |
BRPI0512089A (pt) | 2008-02-06 |
EP1766811B1 (en) | 2014-08-06 |
IL179959A0 (en) | 2007-05-15 |
JP4369979B2 (ja) | 2009-11-25 |
KR20050123041A (ko) | 2005-12-29 |
EP1766811B8 (en) | 2014-09-17 |
AU2005257627B2 (en) | 2009-02-05 |
US7564829B2 (en) | 2009-07-21 |
CA2570742A1 (en) | 2006-01-05 |
CA2570742C (en) | 2011-03-01 |
EP1766811A4 (en) | 2011-08-03 |
EP1766811A1 (en) | 2007-03-28 |
KR101053610B1 (ko) | 2011-08-03 |
MXPA06014666A (es) | 2007-02-12 |
WO2006001658A1 (en) | 2006-01-05 |
IL179959A (en) | 2010-12-30 |
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