JP5863759B2 - リレー方式の通信システムにおけるバックホールリンクリソース割当て方法、並びにそれを用いたデータ送受信方法及び装置 - Google Patents
リレー方式の通信システムにおけるバックホールリンクリソース割当て方法、並びにそれを用いたデータ送受信方法及び装置 Download PDFInfo
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- 238000004891 communication Methods 0.000 title claims description 16
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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
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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
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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
- H04L5/003—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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
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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
-
- 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
-
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
- H04W84/047—Public Land Mobile systems, e.g. cellular systems using dedicated repeater stations
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
- Radio Relay Systems (AREA)
Description
Claims (8)
- 無線通信システムにおけるリレーノードが、リレー物理ダウンリンク制御チャネル(R−PDCCH)を監視する方法であって、
リソースブロックの第1リソースユニット内のダウンリンク割当てを含む第1のR−PDCCHと、前記リソースブロックの第2リソースユニット内のアップリンク許可を含む第2のR−PDCCHとを監視するステップと、
前記ダウンリンク割当ての少なくとも一部が検出されたとき、前記リソースブロックの前記第1リソースユニットは、第1のR−PDCCHに対応する物理ダウンリンク共有チャネル(PDSCH)に使用されていないと推定するステップと、
前記ダウンリンク割当ての少なくとも一部が検出されたとき、前記リソースブロックの前記第2のリソースユニット内の第1のR−PDCCHに対応する前記PDSCHをデコードするステップと、を有し、
前記第1リソースユニットは、前記リソースブロックの時間領域において前記第2リソースユニットの前に配置される、方法。 - 前記ダウンリンク割当ては、前記リソースブロックの前記第2リソースユニット内に前記PDSCHがあるか否かを示す、請求項1に記載の方法。
- 前記ダウンリンク割当ての少なくとも一部は、前記PDSCHが前記リソースブロックの前記第2リソースユニットに存在することを示す、請求項1に記載の方法。
- 前記リソースブロックの各リソースユニットに関係する構成を受信するステップを更に有し、
前記構成は、前記各リソースユニットのサイズと、前記各リソースユニットによって占められるリソースの位置とを示す、請求項1に記載の方法。 - 無線通信システムにおける、リレー物理ダウンリンク制御チャネル(R−PDCCH)を監視するリレーノードであって、
受信モジュールと、
リソースブロックの第1リソースユニット内のダウンリンク割当てを含む第1のR−PDCCHと、前記リソースブロックの第2リソースユニット内のアップリンク許可を含む第2のR−PDCCHとを監視し、前記ダウンリンク割当ての少なくとも一部が検出されたとき、前記リソースブロックの前記第1リソースユニットは、第1のR−PDCCHに対応する物理ダウンリンク共有チャネル(PDSCH)に使用されていないと推定し、前記ダウンリンク割当ての少なくとも一部が検出されたとき、前記リソースブロックの前記第2のリソースユニット内の第1のR−PDCCHに対応する前記PDSCHをデコードするように構成されたプロセッサと、を備え、
前記第1リソースユニットは、前記リソースブロックの時間領域において前記第2リソースユニットの前に配置される、リレーノード。 - 前記ダウンリンク割当ては、前記リソースブロックの前記第2リソースユニット内に前記PDSCHがあるか否かを示す、請求項5に記載のリレーノード。
- 前記ダウンリンク割当ての少なくとも一部は、前記PDSCHが前記リソースブロックの前記第2リソースユニットに存在することを示す、請求項5に記載のリレーノード。
- 前記受信モジュールは、前記リソースブロックの各リソースユニットに関係する構成を受信するように更に構成され、前記構成は、前記各リソースユニットのサイズと、前記各リソースユニットによって占められるリソースの位置とを示す、請求項5に記載のリレーノード。
Applications Claiming Priority (4)
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US15114709P | 2009-02-09 | 2009-02-09 | |
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US61/182,078 | 2009-05-28 |
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JP2011549074A Division JP2012517179A (ja) | 2009-02-09 | 2010-02-09 | リレー方式の通信システムにおけるバックホールリンクリソース割当て方法、並びにそれを用いたデータ送受信方法及び装置 |
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JP2015248367A Division JP2016067042A (ja) | 2009-02-09 | 2015-12-21 | リレー方式の通信システムにおけるバックホールリンクリソース割当て方法、並びにそれを用いたデータ送受信方法及び装置 |
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JP2014068385A JP2014068385A (ja) | 2014-04-17 |
JP5863759B2 true JP5863759B2 (ja) | 2016-02-17 |
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JP2013256898A Active JP5863759B2 (ja) | 2009-02-09 | 2013-12-12 | リレー方式の通信システムにおけるバックホールリンクリソース割当て方法、並びにそれを用いたデータ送受信方法及び装置 |
JP2015248367A Pending JP2016067042A (ja) | 2009-02-09 | 2015-12-21 | リレー方式の通信システムにおけるバックホールリンクリソース割当て方法、並びにそれを用いたデータ送受信方法及び装置 |
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US (3) | US8964626B2 (ja) |
EP (2) | EP2395679B1 (ja) |
JP (3) | JP2012517179A (ja) |
KR (2) | KR101598098B1 (ja) |
CN (1) | CN102308494B (ja) |
CA (1) | CA2750957C (ja) |
MX (1) | MX2011008350A (ja) |
WO (1) | WO2010090497A2 (ja) |
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Also Published As
Publication number | Publication date |
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JP2016067042A (ja) | 2016-04-28 |
WO2010090497A2 (ko) | 2010-08-12 |
US20160234811A1 (en) | 2016-08-11 |
KR20160027213A (ko) | 2016-03-09 |
CN102308494B (zh) | 2014-12-17 |
US20110292865A1 (en) | 2011-12-01 |
JP2012517179A (ja) | 2012-07-26 |
CN102308494A (zh) | 2012-01-04 |
CA2750957A1 (en) | 2010-08-12 |
JP2014068385A (ja) | 2014-04-17 |
CA2750957C (en) | 2016-08-02 |
US9338776B2 (en) | 2016-05-10 |
EP2395679A2 (en) | 2011-12-14 |
KR101703869B1 (ko) | 2017-02-07 |
EP3264632A1 (en) | 2018-01-03 |
US20150201403A1 (en) | 2015-07-16 |
KR101598098B1 (ko) | 2016-02-26 |
US8964626B2 (en) | 2015-02-24 |
MX2011008350A (es) | 2011-09-01 |
US10206205B2 (en) | 2019-02-12 |
EP2395679B1 (en) | 2019-09-25 |
KR20110113609A (ko) | 2011-10-17 |
EP2395679A4 (en) | 2017-02-22 |
WO2010090497A3 (ko) | 2010-11-25 |
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