JP4695135B2 - 無線資源の動的割当て - Google Patents
無線資源の動的割当て Download PDFInfo
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- JP4695135B2 JP4695135B2 JP2007507792A JP2007507792A JP4695135B2 JP 4695135 B2 JP4695135 B2 JP 4695135B2 JP 2007507792 A JP2007507792 A JP 2007507792A JP 2007507792 A JP2007507792 A JP 2007507792A JP 4695135 B2 JP4695135 B2 JP 4695135B2
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- mobile station
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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
- H04W16/02—Resource partitioning among network components, e.g. reuse partitioning
- H04W16/10—Dynamic resource partitioning
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/18—Service support devices; Network management devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Radio Relay Systems (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Description
Claims (18)
- 夫々が最初に割当てられた無線資源のセット(R1−R6)を有した複数の基地局(20;20:1−5)を含む無線通信システム(1)の無線資源を動的に割当てる方法であって、
第1の基地局(20;20−1)に接続された第1の移動局(40;40−1)において、前記複数の基地局(20;20:1−5)から送信された信号(60)の品質指標を測定する工程と、
前記測定された品質指標に基づいて、前記複数の基地局(20;20:1−5)の内のどの基地局が受容できない同一チャネル干渉を生じさせる前記第1の移動局(40;40:1)と関係した無線条件をもつのかを評価する工程と、
前記第1の基地局(20;20:1)と前記第1の移動局(40;40:1)との間の第1の方向での通信(50;54;56)のための利用可能な無線資源のサブセット(23;73)を選択する工程と、
前記第1の基地局(20;20:1)と前記第1の移動局(40;40:1)との間の前記第1の方向での通信(50;54;56)のための利用可能な前記無線資源のサブセットから無線資源を割当てる工程とを有し、
前記サブセットは、前記評価する工程に従って、低レベルの同一チャネル干渉を生じさせることが見出された前記第1の基地局(20;20:1)に対して最初に割当てられたのではない無線資源とともに、前記第1の基地局(20;20:1)に最初に割当てられた無線資源(R4)のセットとを有することを特徴とする方法。 - 前記測定が実行される前記信号(60)はパイロット信号を含むことを特徴とする請求項1に記載の方法。
- 前記測定が実行される前記信号(60)はユーザデータ信号を含むことを特徴とする請求項1又は2に記載の方法。
- 前記品質指標は経路損失を含むことを特徴とする請求項1乃至3のいずれかに記載の方法。
- 前記品質指標は干渉レベル指標を含むことを特徴とする請求項1乃至4のいずれかに記載の方法。
- 前記第1の方向はダウンリンク方向(54)であることを特徴とする請求項1乃至5のいずれかに記載の方法。
- 前記第1の方向はアップリンク方向(56)であることを特徴とする請求項1乃至5のいずれかに記載の方法。
- 前記最初に割当てられた無線資源(R1−R6)のセットは無線資源再利用計画により定義されることを特徴とする請求項1乃至7のいずれかに記載の方法。
- 前記評価する工程は、前記第1の移動局(40;40:1)で実行されることを特徴とする請求項1乃至7のいずれかに記載の方法。
- 前記第1の移動局(40;40:1)から前記第1の基地局(20;20:1)に前記品質指標を示すデータを転送する工程をさらに有し、
前記評価する工程は、通信システムのノード(20;20:1−5;70)において実行されることを特徴とする請求項1乃至7のいずれかに記載の方法。 - 前記通信システムのノードは前記通信システム(1)のコアネットワーク(10)のノード(70)であることを特徴とする請求項10に記載の方法。
- 前記割当てる工程はパケットを基本として実行されることを特徴とする請求項1乃至11のいずれかに記載の方法。
- 夫々が最初に割当てられた無線資源のセット(R1−R6)を有した複数の基地局(20;20:1−5)を含む無線通信システム(1)における装置であって、
第1の基地局(20;20−1)に接続された第1の移動局(40;40−1)から、前記複数の基地局(20;20:1−5)から前記第1の移動局に送信された信号(60)の品質指標を示すデータを受信する手段と、
前記受信された品質指標に基づいて、前記複数の基地局の内のどの基地局が受容できない同一チャネル干渉を生じさせる前記第1の移動局(40;40:1)と関係した無線条件をもつのかを評価する手段(22;42;72)と、
前記第1の基地局(20;20:1)と前記第1の移動局(40;40:1)との間の第1の方向での通信(50;54;56)のための利用可能な無線資源のサブセット(23;73)を選択する手段と、
前記第1の基地局(20;20:1)と前記第1の移動局(40;40:1)との間の前記第1の方向での通信(50;54;56)のための利用可能な前記無線資源のサブセットから無線資源を割当てる手段とを有し、
前記サブセットは、前記評価する手段(22;42;72)により、低レベルの同一チャネル干渉を生じさせることが見出された前記第1の基地局(20;20:1)に対して最初に割当てられたのではない無線資源とともに、前記第1の基地局(20;20:1)に最初に割当てられた無線資源(R4)のセットとを有することを特徴とする装置。 - 前記装置の少なくとも一部は移動局(40;40:1−3)に含まれることを特徴とする請求項13に記載の装置。
- 前記装置の少なくとも一部は前記通信システム(1)のノード(20;20:1−5;70)に含まれることを特徴とする請求項13又は14に記載の装置。
- 前記ノードは基地局(20;20:1−5)であることを特徴とする請求項15に記載の装置。
- 前記装置は前記通信システム(1)の1つ以上のノード(20;20:1−5;70)に分散されることを特徴とする請求項13乃至16のいずれかに記載の装置。
- 請求項13乃至17のいずれかに記載の装置を少なくとも1つ有することを特徴とする通信システム(1)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04101597A EP1589776A1 (en) | 2004-04-19 | 2004-04-19 | Dynamic allocation of radio resources |
EP04101597.5 | 2004-04-19 | ||
PCT/EP2005/051408 WO2005101882A1 (en) | 2004-04-19 | 2005-03-29 | Dynamic allocation of radio resources |
Publications (3)
Publication Number | Publication Date |
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JP2007533224A JP2007533224A (ja) | 2007-11-15 |
JP2007533224A5 JP2007533224A5 (ja) | 2008-05-01 |
JP4695135B2 true JP4695135B2 (ja) | 2011-06-08 |
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Application Number | Title | Priority Date | Filing Date |
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JP2007507792A Active JP4695135B2 (ja) | 2004-04-19 | 2005-03-29 | 無線資源の動的割当て |
Country Status (14)
Country | Link |
---|---|
US (2) | US7912475B2 (ja) |
EP (2) | EP1589776A1 (ja) |
JP (1) | JP4695135B2 (ja) |
KR (1) | KR100891848B1 (ja) |
CN (1) | CN1943263B (ja) |
AT (1) | ATE410898T1 (ja) |
AU (1) | AU2005234534B2 (ja) |
CA (1) | CA2559448C (ja) |
DE (1) | DE602005010233D1 (ja) |
HK (1) | HK1105063A1 (ja) |
PL (1) | PL1741307T3 (ja) |
RU (1) | RU2378762C2 (ja) |
TW (1) | TWI388226B (ja) |
WO (1) | WO2005101882A1 (ja) |
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US7042856B2 (en) * | 2001-05-03 | 2006-05-09 | Qualcomm, Incorporation | Method and apparatus for controlling uplink transmissions of a wireless communication system |
KR100929094B1 (ko) * | 2003-09-20 | 2009-11-30 | 삼성전자주식회사 | 직교 주파수 분할 다중 접속 방식을 사용하는 이동 통신시스템에서 동적 자원 할당 시스템 및 방법 |
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JP2002540689A (ja) * | 1999-03-24 | 2002-11-26 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | 経路損失の改良推定値を用いたチャネル割り当て |
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TW200621056A (en) | 2006-06-16 |
TWI388226B (zh) | 2013-03-01 |
JP2007533224A (ja) | 2007-11-15 |
EP1741307B1 (en) | 2008-10-08 |
AU2005234534B2 (en) | 2009-06-25 |
AU2005234534A1 (en) | 2005-10-27 |
HK1105063A1 (en) | 2008-02-01 |
RU2006140807A (ru) | 2008-05-27 |
ATE410898T1 (de) | 2008-10-15 |
WO2005101882A1 (en) | 2005-10-27 |
CA2559448A1 (en) | 2005-10-27 |
RU2378762C2 (ru) | 2010-01-10 |
EP1741307A1 (en) | 2007-01-10 |
CN1943263A (zh) | 2007-04-04 |
DE602005010233D1 (ja) | 2008-11-20 |
EP1589776A1 (en) | 2005-10-26 |
PL1741307T3 (pl) | 2009-04-30 |
CA2559448C (en) | 2013-12-17 |
KR100891848B1 (ko) | 2009-04-07 |
US7912475B2 (en) | 2011-03-22 |
KR20060133032A (ko) | 2006-12-22 |
US20070249361A1 (en) | 2007-10-25 |
US20110136496A1 (en) | 2011-06-09 |
CN1943263B (zh) | 2012-05-09 |
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