JP2012511862A - 無線通信システムにおける信号送信方法及び装置 - Google Patents
無線通信システムにおける信号送信方法及び装置 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2603—Arrangements for wireless physical layer control
- H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
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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
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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
- H04B7/15507—Relay station based processing for cell extension or control of coverage area
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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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- 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
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
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Abstract
【解決手段】前記方法は、送信区間及び中継局の送受信スイッチング(switching)のための保護区間を含むサブフレームで、前記送信区間を介して前記中継局に第1の信号を送信する段階;及び、前記保護区間を介してマクロ端末に第2の信号を送信する段階;を含む。本発明によると、中継局を含む無線通信システムで信号の送信を効率的にすることができる。
【選択図】図16
Description
Claims (15)
- 無線通信システムにおける基地局の信号送信方法において、
送信区間及び中継局の送受信スイッチングのための保護区間を含むサブフレームで、前記送信区間を介して前記中継局に第1の信号を送信する段階;及び、
前記保護区間を介してマクロ端末に第2の信号を送信する段階;
を含むことを特徴とする方法。 - 前記保護区間に属するリソース要素のうち、前記第2の信号に含まれるユーザデータは、第1の周波数を有するリソース要素に順次にマッピングされた後、第2の周波数を有するリソース要素に順次にマッピングされることを特徴とする請求項1に記載の方法。
- 前記保護区間に属するリソース要素のうち、前記第2の信号に含まれるユーザデータは、第1のOFDMシンボルナンバーを有するリソース要素に順次にマッピングされた後、第2のOFDMシンボルナンバーを有するリソース要素に順次にマッピングされることを特徴とする請求項1に記載の方法。
- 前記第2の信号の送信のための無線リソース割当情報を前記マクロ端末に送信する段階をさらに含み、前記無線リソース割当情報は、前記保護区間の位置を知らせる情報または前記送信区間をパンクチャリングすることを指示する情報を含むことを特徴とする請求項1に記載の方法。
- 前記第1の信号は、制御情報及びユーザデータを含み、前記制御情報及び前記ユーザデータは、各々、別途のパケットで構成されることを特徴とする請求項1に記載の方法。
- 前記中継局が前記第1の信号を受信するサブフレームは、MBSFNサブフレームであることを特徴とする請求項1に記載の方法。
- 無線通信システムにおける基地局が中継局に信号を送信する方法において、
時間領域で送信区間及び保護区間を含むサブフレームを周波数領域で第1の周波数帯域及び第2の周波数帯域に分割する段階;
前記第1の周波数帯域に属する送信区間を介して前記中継局に無線リソース割当情報を送信する段階;及び、
前記無線リソース割当情報が指示する前記第2の周波数帯域に属する送信区間を介して前記中継局にユーザデータを送信する段階;
を含むことを特徴とする方法。 - 前記第1の周波数帯域は、前記基地局と前記中継局との間に予め定義された周波数帯域であることを特徴とする請求項7に記載の方法。
- 前記第1の周波数帯域に属する送信区間は、前記基地局と前記中継局との間で、半固定式に決められることを特徴とする請求項7に記載の方法。
- 前記無線リソース割当情報は、前記中継局がブラインドデコーディングにより獲得することを特徴とする請求項7に記載の方法。
- 前記第1の周波数帯域に属する送信区間でユーザデータを送信する段階をさらに含むことを特徴とする請求項7に記載の方法。
- 前記無線リソース割当情報及び前記第1の周波数帯域に属する送信区間で送信されるユーザデータは、各々、別途のパケットで構成されることを特徴とする請求項11に記載の方法。
- 無線通信システムにおける中継局の信号送信方法において、
基地局から無線リソース割当情報を受信する段階;
制御情報及びユーザデータを多重化して多重化された信号を生成する段階;及び、
サブフレーム内で前記無線リソース割当情報により指示される無線リソースを使用して前記多重化された信号を送信する段階;を含み、
前記サブフレームは、時間領域で送信区間及び前記中継局の送受信スイッチングのための保護区間を含み、前記無線リソースは、前記送信区間に含まれることを特徴とする方法。 - 前記制御情報及び前記ユーザデータは、各々、別途のパケットで構成され、前記多重化された信号は、前記パケットの集合である集合パケットを含むことを特徴とする請求項13に記載の方法。
- 無線信号を送受信するRF部;及び、
前記RF部に連結されるプロセッサ;を有し、
前記プロセッサは、無線リソース割当情報を受信し、制御情報及びユーザデータを多重化して多重化された信号を生成し、サブフレーム内で前記無線リソース割当情報により指示される無線リソースを使用して前記多重化された信号を送信し、前記サブフレームは、時間領域で送信区間及び中継局の送受信スイッチングのための保護区間を含み、前記無線リソースは、前記送信区間に含まれることを特徴とする中継局。
Applications Claiming Priority (5)
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US14121208P | 2008-12-29 | 2008-12-29 | |
US61/141,212 | 2008-12-29 | ||
KR10-2009-0075227 | 2009-08-14 | ||
KR1020090075227A KR101558593B1 (ko) | 2008-12-29 | 2009-08-14 | 무선통신 시스템에서 신호 전송 방법 및 장치 |
PCT/KR2009/007830 WO2010077038A2 (en) | 2008-12-29 | 2009-12-28 | Method and apparatus for transmitting signal in wireless communication system |
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JP2012511862A true JP2012511862A (ja) | 2012-05-24 |
JP2012511862A5 JP2012511862A5 (ja) | 2012-11-29 |
JP5395190B2 JP5395190B2 (ja) | 2014-01-22 |
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US (3) | US8582419B2 (ja) |
EP (1) | EP2371071B1 (ja) |
JP (1) | JP5395190B2 (ja) |
KR (1) | KR101558593B1 (ja) |
CN (1) | CN102265527B (ja) |
WO (1) | WO2010077038A2 (ja) |
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US20140036764A1 (en) | 2014-02-06 |
US9843381B2 (en) | 2017-12-12 |
EP2371071A4 (en) | 2014-03-12 |
WO2010077038A3 (en) | 2010-09-10 |
EP2371071B1 (en) | 2017-03-29 |
US9461728B2 (en) | 2016-10-04 |
US8582419B2 (en) | 2013-11-12 |
KR20100080313A (ko) | 2010-07-08 |
US20110250897A1 (en) | 2011-10-13 |
CN102265527B (zh) | 2014-04-16 |
US20160365919A1 (en) | 2016-12-15 |
KR101558593B1 (ko) | 2015-10-20 |
EP2371071A2 (en) | 2011-10-05 |
CN102265527A (zh) | 2011-11-30 |
WO2010077038A2 (en) | 2010-07-08 |
JP5395190B2 (ja) | 2014-01-22 |
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