JP5184703B2 - 無線通信システムにおける中継器のための無線リソース割当方法及び装置 - Google Patents
無線通信システムにおける中継器のための無線リソース割当方法及び装置 Download PDFInfo
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- JP5184703B2 JP5184703B2 JP2011528956A JP2011528956A JP5184703B2 JP 5184703 B2 JP5184703 B2 JP 5184703B2 JP 2011528956 A JP2011528956 A JP 2011528956A JP 2011528956 A JP2011528956 A JP 2011528956A JP 5184703 B2 JP5184703 B2 JP 5184703B2
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- 238000013468 resource allocation Methods 0.000 title claims description 36
- 238000004891 communication Methods 0.000 title claims description 28
- 238000000034 method Methods 0.000 title claims description 21
- 230000005540 biological transmission Effects 0.000 description 20
- 101150071746 Pbsn gene Proteins 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 101000741965 Homo sapiens Inactive tyrosine-protein kinase PRAG1 Proteins 0.000 description 2
- 102100038659 Inactive tyrosine-protein kinase PRAG1 Human genes 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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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
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
- H04B7/15542—Selecting at relay station its transmit and receive resources
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0037—Inter-user or inter-terminal allocation
-
- 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
-
- 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
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0094—Indication of how sub-channels of the path are allocated
-
- 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
Description
本発明は、例えば、以下の項目も提供する。
(項目1)
無線通信システムにおける中継器のための無線リソース割当方法において、
サブフレーム内で中継器に中継器領域を割り当て、
前記中継器領域を介して前記中継器に中継器制御チャネルを送信することを含み、
前記サブフレームは、時間領域で複数のOFDM(Orthogonal Frequency Division Multiplexing)シンボル及び周波数領域で複数の副搬送波を含み、
前記サブフレームは、セル内の端末が使用する端末領域と前記中継器が使用する前記中継器領域に分けられ、
前記中継器領域は、前記複数の副搬送波のうち一部副搬送波を含む方法。
(項目2)
前記サブフレーム内で前記中継器領域の位置を前記中継器に知らせることをさらに含む項目1に記載の方法。
(項目3)
前記中継器領域の割当は、PRB(Physical Resource Block)またはVRB(Virtual Resource Block)単位で構成される項目1に記載の方法。
(項目4)
無線通信システムにおける中継器の制御チャネルモニタリング方法において、
サブフレーム内で制御チャネルをモニタリングして制御チャネルを検出し、
前記サブフレーム内で検出された制御チャネルの無線リソース割当が指示するデータチャネル上に中継器データを受信することを含み、
前記サブフレームは、セル内の端末が使用する端末領域と前記中継器が使用する前記中継器領域に分けられ、
前記中継器は、前記中継器領域内で制御チャネルをモニタリングする方法。
図8は、本発明の一実施例に係るサブフレームの構造を示す。
Claims (5)
- 無線通信システムにおける中継器の無線リソース割当方法において、
基地局から上位階層信号を介してサブフレーム内で前記基地局から信号を受信する中継器領域が開始されるOFDM(orthogonal frequency division multiplexing)シンボルを指示する設定情報を受信し、
前記設定情報に基づいて前記サブフレーム内で前記中継器領域を割り当て、
前記中継器領域を介して前記基地局から信号を受信し、
前記サブフレームは、時間領域で14個のOFDMシンボルで構成され、前記サブフレームの最初のOFDMシンボルには前記基地局に連結された端末に対する制御情報が送信されるPDCCH(physical downlink control channel)のOFDMシンボル個数を示すPCFICH(physical control format indicator channel)を含み、前記PCFICHは、1〜3のOFDMシンボルのうちいずれか一つを指示し、
前記設定情報は、前記サブフレームの3番目のOFDMシンボル及び4番目のOFDMシンボルのうちいずれか一つを指示することを特徴とする方法。 - 前記サブフレームは、前記14個のOFDMシンボルのうち前方部の7個のOFDMシンボルで構成される第1のスロットと残りの7個のOFDMシンボルで構成される第2スロットで構成され、前記設定情報は、前記第1のスロットで前記中継器領域が開始されるOFDMシンボルを指示することを特徴とする請求項1に記載の方法。
- 前記中継器領域の割当は、PRB(Physical Resource Block)またはVRB(Virtual Resource Block)単位で構成される請求項1に記載の方法。
- 前記中継器領域は、前記サブフレームで前記設定情報により指示されるOFDMシンボルから最後のOFDMシンボルまで構成されることを特徴とする請求項1に記載の方法。
- 無線信号を送信及び受信するRF(radio frequency)部;及び、
前記RF部と連結されるプロセッサ;を含み、
前記プロセッサは、基地局から上位階層信号を介してサブフレーム内で中継器領域が開始されるOFDM(orthogonal frequency division multiplexing)シンボルを指示する設定情報を受信し、
前記設定情報に基づいて前記サブフレーム内で前記中継器領域を割り当て、
前記中継器領域を介して前記基地局から信号を受信し、
前記サブフレームは、時間領域で14個のOFDMシンボルで構成され、前記サブフレームの最初のOFDMシンボルには前記基地局に連結された端末に対する制御情報が送信されるPDCCH(physical downlink control channel)のOFDMシンボル個数を示すPCFICH(physical control format indicator channel)を含み、前記PCFICHは、1〜3のOFDMシンボルのうちいずれか一つを指示し、前記設定情報は、前記サブフレームの3番目のOFDMシンボル及び4番目のOFDMシンボルのうちいずれか一つを指示することを特徴とする中継器。
Applications Claiming Priority (15)
Application Number | Priority Date | Filing Date | Title |
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US10167908P | 2008-10-01 | 2008-10-01 | |
US61/101,679 | 2008-10-01 | ||
US11321008P | 2008-11-10 | 2008-11-10 | |
US61/113,210 | 2008-11-10 | ||
US12153108P | 2008-12-10 | 2008-12-10 | |
US61/121,531 | 2008-12-10 | ||
US15512709P | 2009-02-24 | 2009-02-24 | |
US61/155,127 | 2009-02-24 | ||
US15716809P | 2009-03-03 | 2009-03-03 | |
US61/157,168 | 2009-03-03 | ||
US23102809P | 2009-08-04 | 2009-08-04 | |
US61/231,028 | 2009-08-04 | ||
US23277409P | 2009-08-10 | 2009-08-10 | |
US61/232,774 | 2009-08-10 | ||
PCT/KR2009/005650 WO2010039003A2 (ko) | 2008-10-01 | 2009-10-01 | 무선통신 시스템에서 중계기를 위한 무선 자원 할당 방법 및 장치 |
Publications (2)
Publication Number | Publication Date |
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JP2012503922A JP2012503922A (ja) | 2012-02-09 |
JP5184703B2 true JP5184703B2 (ja) | 2013-04-17 |
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JP2011528956A Active JP5184703B2 (ja) | 2008-10-01 | 2009-10-01 | 無線通信システムにおける中継器のための無線リソース割当方法及び装置 |
Country Status (4)
Country | Link |
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US (2) | US8477633B2 (ja) |
JP (1) | JP5184703B2 (ja) |
KR (1) | KR101221289B1 (ja) |
WO (1) | WO2010039003A2 (ja) |
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JP2012511862A (ja) * | 2008-12-29 | 2012-05-24 | エルジー エレクトロニクス インコーポレイティド | 無線通信システムにおける信号送信方法及び装置 |
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KR101221289B1 (ko) | 2013-01-21 |
JP2012503922A (ja) | 2012-02-09 |
US20130336197A1 (en) | 2013-12-19 |
KR20110059717A (ko) | 2011-06-03 |
US9185699B2 (en) | 2015-11-10 |
US8477633B2 (en) | 2013-07-02 |
WO2010039003A3 (ko) | 2010-07-22 |
WO2010039003A2 (ko) | 2010-04-08 |
US20110194412A1 (en) | 2011-08-11 |
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