JP2014532350A - 無線通信システムにおけるデータ送受信方法及び装置 - Google Patents
無線通信システムにおけるデータ送受信方法及び装置 Download PDFInfo
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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—Signalling for the administration of the divided path, e.g. signalling of configuration information
- H04L5/0094—Indication of how sub-channels of the path are allocated
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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
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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
- H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
- H04L5/0035—Resource allocation in a cooperative multipoint environment
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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
-
- 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
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
-
- 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
- H04W72/231—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the layers above the physical layer, e.g. RRC or MAC-CE signalling
-
- 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
- H04B7/022—Site diversity; Macro-diversity
- H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/30—Resource management for broadcast services
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- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
110 データ信号
120 データ信号
130 無線資源
140 無線資源
150 無線資源
200 信号
220 無線資源
300 信号
310 無線資源
320 無線資源
330 無線資源
400 信号
410 信号
420 図面符号
500 信号
510 信号
520 信号
530 図面符号
700 3ビットのCIF
710 制御情報
720 制御情報
1000 制御部
1010 送信部
1020 受信部
1030 メモリ
1110 PDCCH/E−PDCCH信号発生器
1120 CRC生成器及びCRCスクランブラー
1130 PDSCH信号発生器
1140 PCFICH信号発生器
1200 制御部
1210 送信部
1220 受信部
1230 メモリ
1310 PDCCH/E−PDCCH複号化器
1320 CRC誤り確認器及びCRCデスクランブラー
1330 PDSCH受信機
1340 PCFICH受信機
Claims (14)
- CoMP方式を使用する無線通信システムにおけるユーザ端末がデータを受信する方法であって、
CoMP制御情報が含まれたダウンリンク制御情報(DCI)を受信するステップと、
前記CoMP制御情報に含まれた多数のセルの各々で使われる開始位置情報に基づいて、無線資源上のデータチャンネルの開始位置を判断するステップと、
前記判断された開始位置で前記多数のセルからデータを受信するステップと、
を含むことを特徴とする、データ受信方法。 - 前記CoMP制御情報は、
前記多数のセルの各々に対応するCRS資源情報及び前記多数のセルの各々に対応するMBSFNサブフレーム構成情報のうち、少なくとも1つをさらに含み、
前記多数のセルの各々に対応するCRS資源情報は、前記多数のセルの各々で使われるCRSアンテナポート数に対する情報及びCRS周波数領域オフセットに対する情報を含むことを特徴とする、請求項1に記載のデータ受信方法。 - 前記CoMP制御情報は、
前記多数のセルの各々で使われるデータチャンネルの開始位置情報、前記多数のセルの各々に対応するCRS資源情報、及び前記多数のセルの各々に対応するMBSFNサブフレーム情報のうち、少なくとも1つに対応するインデックス情報を含むことを特徴とする、請求項1に記載のデータ受信方法。 - 前記多数のセルの各々で使われるデータチャンネルの開始位置情報は、
前記多数のセルの各々で使われるPCFICHにより決定された制御領域のサイズ情報を含むことを特徴とする、請求項1に記載のデータ受信方法。 - 前記DCIに多数個の搬送波のうち、前記UEが使用しなければならない搬送波を指示するCIFが含まれた場合、前記CoMP制御情報の代わりに前記CIFに基づいて前記無線資源上のデータチャンネルの開始位置を判断するステップをさらに含むことを特徴とする、請求項1に記載のデータ受信方法。
- 前記CIFに基づいて前記無線資源上のデータチャンネルの開始位置を判断するステップは、
前記CIFにより指示されたCRS資源情報、前記CIFにより指示されたMBSFNサブフレーム情報、及び前記CIFにより指示された前記多数のセルの各々で使われるデータチャンネルの開始位置情報のうち、少なくとも1つに基づいて前記無線資源上のデータチャンネルの開始位置を判断するステップを含むことを特徴とする、請求項5に記載のデータ受信方法。 - CoMP方式を使用する無線通信システムにおける基地局がデータを送信する方法であって、
多数のセルの各々で使われる無線資源上のデータチャンネルの開始位置情報が含まれたCoMP制御情報を生成するステップと、
前記CoMP関連情報とダウンリンク制御情報(DCI)をユーザ端末に送信するステップと、
無線資源上のデータチャンネルの開始位置を始めに前記UEにデータを送信するステップと、
を含むことを特徴とする、データ送信方法。 - 前記CoMP制御情報は、
前記多数のセルの各々に対応するCRS資源情報及び前記多数のセルの各々に対応するMBSFNサブフレーム構成情報のうち、少なくとも1つをさらに含み、
前記多数のセルの各々に対応するCRS資源情報は、前記多数のセルの各々で使われるCRSアンテナポート数に対する情報及びCRS周波数領域オフセットに対する情報を含むことを特徴とする、請求項7に記載のデータ送信方法。 - 前記CoMP制御情報は、
前記多数のセルの各々で使われるデータチャンネルの開始位置情報、前記多数のセルの各々に対応するCRS資源情報、及び前記多数のセルの各々に対応するMBSFNサブフレーム情報のうち、少なくとも1つに対応するインデックス情報を含むことを特徴とする、請求項7に記載のデータ送信方法。 - 前記多数のセルの各々で使われるデータチャンネルの開始位置情報は、
前記多数のセルの各々で使われるPCFICHにより決定された制御領域のサイズ情報を含むことを特徴とする、請求項7に記載のデータ送信方法。 - 前記DCIは、
多数個の搬送波のうち、前記UEが使用しなければならない搬送波を指示するCIFをさらに含むことを特徴とする、請求項7に記載のデータ送信方法。 - 前記CIFは、
CRS資源情報、MBSFNサブフレーム情報、及び前記多数のセルの各々で使われるデータチャンネルの開始位置情報のうち、少なくとも1つを指示することを特徴とする、請求項11に記載のデータ送信方法。 - CoMP方式を使用する無線通信システムにおけるユーザ端末装置であって、請求項1乃至6のいずれか一項に記載された方法の過程を遂行するために構成された、前記UE装置。
- CoMP方式を使用する無線通信システムにおける基地局装置であって、請求項7乃至12のいずれか一項に記載された方法の過程を遂行するために構成された、前記基地局装置。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161541417P | 2011-09-30 | 2011-09-30 | |
| US61/541,417 | 2011-09-30 | ||
| US201261607697P | 2012-03-07 | 2012-03-07 | |
| US61/607,697 | 2012-03-07 | ||
| US201261610152P | 2012-03-13 | 2012-03-13 | |
| US61/610,152 | 2012-03-13 | ||
| US201261692526P | 2012-08-23 | 2012-08-23 | |
| US61/692,526 | 2012-08-23 | ||
| PCT/KR2012/007967 WO2013048216A1 (en) | 2011-09-30 | 2012-09-28 | Method and apparatus for transmitting and receiving data in wireless communication system |
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| JP2014532350A true JP2014532350A (ja) | 2014-12-04 |
| JP2014532350A5 JP2014532350A5 (ja) | 2015-11-19 |
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| JP2017207597A Active JP6742975B2 (ja) | 2011-09-30 | 2017-10-26 | 無線通信システムにおけるデータ送受信方法及び装置 |
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| EP (1) | EP2761837B1 (ja) |
| JP (2) | JP2014532350A (ja) |
| KR (1) | KR102124418B1 (ja) |
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| JP7267344B2 (ja) | 2016-11-04 | 2023-05-01 | 華為技術有限公司 | データ送信方法および装置 |
| US11784773B2 (en) | 2016-11-04 | 2023-10-10 | Huawei Technologies Co., Ltd. | Data transmission method and apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107104776A (zh) | 2017-08-29 |
| ES2933488T3 (es) | 2023-02-09 |
| KR20130035980A (ko) | 2013-04-09 |
| JP2018014768A (ja) | 2018-01-25 |
| CN103959730B (zh) | 2018-07-27 |
| US20130094442A1 (en) | 2013-04-18 |
| CN107104776B (zh) | 2021-02-12 |
| EP2761837B1 (en) | 2022-11-23 |
| WO2013048216A1 (en) | 2013-04-04 |
| US11323984B2 (en) | 2022-05-03 |
| JP6742975B2 (ja) | 2020-08-19 |
| EP2761837A4 (en) | 2015-05-20 |
| KR102124418B1 (ko) | 2020-06-18 |
| CN103959730A (zh) | 2014-07-30 |
| EP2761837A1 (en) | 2014-08-06 |
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