JP2015053714A - 中継ノードとのハンドオーバを実施するための方法および装置 - Google Patents
中継ノードとのハンドオーバを実施するための方法および装置 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/34—Reselection control
- H04W36/38—Reselection control by fixed network equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/02—Buffering or recovering information during reselection ; Modification of the traffic flow during hand-off
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0022—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies
-
- 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
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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
-
- 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
- H04B7/15564—Relay station antennae loop interference reduction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/02—Buffering or recovering information during reselection ; Modification of the traffic flow during hand-off
- H04W36/023—Buffering or recovering information during reselection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/02—Buffering or recovering information during reselection ; Modification of the traffic flow during hand-off
- H04W36/023—Buffering or recovering information during reselection
- H04W36/0235—Buffering or recovering information during reselection by transmitting sequence numbers, e.g. SN status transfer
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/02—Data link layer protocols
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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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Abstract
Description
1.RNとのハンドオーバを実施することを特徴とする方法。
Claims (10)
- 中継ノード(RN)との無線バックホールリンクと、少なくとも1つの他のeノードBとのX2インタフェースとを確立するように構成された回路と、
前記無線バックホールリンク上で、前記RNの無線送信/受信ユニット(WTRU)が別のeノードBにハンドオーバされることを要求されていることを示す、X2アプリケーションプロトコル(X2AP)ハンドオーバ要求メッセージを受信するように構成された回路と、
前記X2インタフェース上で、前記ハンドオーバ要求メッセージを前記別のeノードBに送信するように構成された回路と
を備えたことを特徴とするドナーeノードB(DeNB)。 - 前記無線バックホールリンク上で、X2APシーケンス番号(SN)ステータス転送メッセージを前記中継ノードから受信し、および、前記X2AP SNステータス転送メッセージを前記別のeノードBに転送するように構成された回路をさらに備えたことを特徴とする請求項1に記載のDeNB。
- 前記X2AP SNステータス転送メッセージは、パケットデータ収束プロトコル(PDCP)サービスデータユニット(SDU)のシーケンス番号(SN)を示していることを特徴とする請求項2に記載のDeNB。
- 前記無線バックホールリンクは、Unインタフェースであることを特徴とする請求項1に記載のDeNB。
- 前記RNに対する高度化パケットシステム(EPS)ベアラのデータをマッピングするように構成された回路をさらに備えたことを特徴とする請求項1に記載のDeNB。
- ドナーeノードB(DeNB)による使用のための方法であって、
DeNBによって、中継ノード(RN)との無線バックホールリンクと、少なくとも1つの他のeノードBとのX2インタフェースとを確立するステップと、
前記DeNBによって、前記無線バックホールリンク上で、前記RNの無線送信/受信ユニット(WTRU)が別のeノードBにハンドオーバされることを要求されていることを示す、X2アプリケーションプロトコル(X2AP)ハンドオーバ要求メッセージを受信するステップと、
前記DeNBによって、前記X2インタフェース上で、前記ハンドオーバ要求メッセージを前記別のeノードBに送信するステップと
を備えたことを特徴とする方法。 - 前記無線バックホールリンク上で、X2APシーケンス番号(SN)ステータス転送メッセージを前記中継ノードから受信し、および、前記X2AP SNステータス転送メッセージを前記別のeノードBに転送するステップをさらに備えたことを特徴とする請求項6に記載の方法。
- 前記X2AP SNステータス転送メッセージは、パケットデータ収束プロトコル(PDCP)サービスデータユニット(SDU)のシーケンス番号(SN)を示していることを特徴とする請求項7に記載の方法。
- 前記無線バックホールリンクは、Unインタフェースであることを特徴とする請求項7に記載の方法。
- 前記DeNBによって、前記RNに対する高度化パケットシステム(EPS)ベアラのデータをマッピングするステップをさらに備えたことを特徴とする請求項7に記載の方法。
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US18787909P | 2009-06-17 | 2009-06-17 | |
US18780909P | 2009-06-17 | 2009-06-17 | |
US61/187,809 | 2009-06-17 | ||
US61/187,879 | 2009-06-17 |
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JP2013175916A Division JP2014003687A (ja) | 2009-06-17 | 2013-08-27 | 中継ノードとのハンドオーバを実施するための方法および装置 |
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JP2012516196A Active JP5355788B2 (ja) | 2009-06-17 | 2010-06-15 | 中継ノードとのハンドオーバを実施するための方法および装置 |
JP2013175916A Ceased JP2014003687A (ja) | 2009-06-17 | 2013-08-27 | 中継ノードとのハンドオーバを実施するための方法および装置 |
JP2014217990A Pending JP2015053714A (ja) | 2009-06-17 | 2014-10-27 | 中継ノードとのハンドオーバを実施するための方法および装置 |
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JP2013175916A Ceased JP2014003687A (ja) | 2009-06-17 | 2013-08-27 | 中継ノードとのハンドオーバを実施するための方法および装置 |
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US (3) | US8320827B2 (ja) |
EP (2) | EP2443870B1 (ja) |
JP (3) | JP5355788B2 (ja) |
KR (3) | KR20150074216A (ja) |
CN (3) | CN104540177B (ja) |
TW (3) | TWI532395B (ja) |
WO (1) | WO2010147974A1 (ja) |
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KR20150074216A (ko) | 2015-07-01 |
JP2012531103A (ja) | 2012-12-06 |
CN102461258A (zh) | 2012-05-16 |
TWI400971B (zh) | 2013-07-01 |
KR20120030541A (ko) | 2012-03-28 |
TW201404199A (zh) | 2014-01-16 |
CN104540177A (zh) | 2015-04-22 |
JP2014003687A (ja) | 2014-01-09 |
KR20130106443A (ko) | 2013-09-27 |
TWI532395B (zh) | 2016-05-01 |
WO2010147974A1 (en) | 2010-12-23 |
US8320827B2 (en) | 2012-11-27 |
TW201538003A (zh) | 2015-10-01 |
EP2443870A1 (en) | 2012-04-25 |
US20140369318A1 (en) | 2014-12-18 |
KR101613342B1 (ko) | 2016-04-18 |
JP5355788B2 (ja) | 2013-11-27 |
EP2443870B1 (en) | 2014-10-15 |
EP2838291A1 (en) | 2015-02-18 |
US20100322197A1 (en) | 2010-12-23 |
TW201132157A (en) | 2011-09-16 |
CN104540177B (zh) | 2018-06-15 |
US20130058272A1 (en) | 2013-03-07 |
CN105356926A (zh) | 2016-02-24 |
EP2838291B1 (en) | 2017-10-04 |
KR101362538B1 (ko) | 2014-02-13 |
US9763143B2 (en) | 2017-09-12 |
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