JP2011528214A - 無線通信システムでの信号を伝送するための装置及びその方法 - Google Patents
無線通信システムでの信号を伝送するための装置及びその方法 Download PDFInfo
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- JP2011528214A JP2011528214A JP2011518664A JP2011518664A JP2011528214A JP 2011528214 A JP2011528214 A JP 2011528214A JP 2011518664 A JP2011518664 A JP 2011518664A JP 2011518664 A JP2011518664 A JP 2011518664A JP 2011528214 A JP2011528214 A JP 2011528214A
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Classifications
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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
-
- 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
-
- 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
- H04L5/0042—Arrangements for allocating sub-channels of the transmission path intra-user or intra-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
- H04L5/0058—Allocation criteria
- H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
-
- 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
- H04L5/0058—Allocation criteria
- H04L5/0066—Requirements on out-of-channel emissions
-
- 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
- H04L5/0058—Allocation criteria
- H04L5/0073—Allocation arrangements that take into account other cell interferences
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/27—Control channels or signalling for resource management between access points
-
- 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
- H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
【解決手段】部分周波数再使用(Fractional Frequency Reuse)方式を用いることによって周波数パーティション別に基地局間の干渉情報が異なり得る。また、周波数パーティション別に基地局間の干渉レベルを制御できるパラメータも異なり得る。本発明によると、アップリンク伝送時にシステム処理量及びセル境界ユーザの性能が向上するという効果が発生し、基地局間の干渉レベル制御を効果的に行うことができる。
【選択図】図4
Description
第1の場合とは異なり、
定義された表を用いてビット列によって適切な値にマッピングすることができる。
数は、次の表2のように表すことができる。
rm)を意味する。
値が周波数パーティション別に異なり得る。Nrは、基地局での受信アンテナの数を示し、
Claims (11)
- 無線通信システムで端末が信号を伝送する方法において、
部分周波数再使用(Fractional Frequency Reuse)方式によって特定周波数パーティションの割り当てを受け、
前記基地局から周波数パーティション別に設定された基地局間でターゲットにする干渉情報を受信し、
前記受信した情報及び前記基地局と前記端末との間の伝播損失値を用いて前記端末に割り当てられた特定周波数パーティションに対する伝送電力レベルを決定し、
前記決定された伝送電力レベルで前記基地局に信号を伝送することを含む、信号伝送方法。 - 前記基地局から前記周波数パーティション別に測定された干渉及び雑音電力レベル情報を受信することをさらに含む、請求項1に記載の信号伝送方法。
- 前記基地局間のターゲット干渉情報は、前記基地局間の干渉レベルを調節する干渉レベル制御パラメータ、ストリームの数及び最小要求信号対干渉及び雑音比情報のうち一つ以上を含む、請求項1に記載の信号伝送方法。
- 前記干渉レベル制御パラメータは周波数パーティション別に異なるように設定される、請求項3に記載の信号伝送方法。
- 前記干渉レベル制御パラメータの値は、所定のビット大きさのビット値で前記端末にシグナリングされる、請求項4に記載の信号伝送方法。
- 前記基地局間のターゲット干渉情報は周期的に伝送される、請求項1に記載の信号伝送方法。
- 前記基地局間のターゲット干渉情報は制御チャンネル又はメッセージを通して伝送される、請求項1に記載の信号伝送方法。
- 前記制御チャンネルは、スーパーフレームヘッダ、アップリンクA―MAP IE(Advanced―MAP Information Element)及びABI(Additional Broadcast Information)のうちいずれか一つである、請求項7に記載の信号伝送方法。
- 前記基地局間のターゲット干渉情報は所定ビット大きさのビット値でシグナリングされる、請求項1に記載の信号伝送方法。
- 前記基地局間のターゲット干渉情報は前記基地局間の協力によって決定された情報である、請求項1に記載の信号伝送方法。
- 前記伝送電力レベルは副搬送波別の電力レベルを示す、請求項1に記載の信号伝送方法。
Applications Claiming Priority (11)
Application Number | Priority Date | Filing Date | Title |
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US8351908P | 2008-07-25 | 2008-07-25 | |
US61/083,519 | 2008-07-25 | ||
US9206908P | 2008-08-27 | 2008-08-27 | |
US61/092,069 | 2008-08-27 | ||
US15908709P | 2009-03-11 | 2009-03-11 | |
US61/159,087 | 2009-03-11 | ||
US16305709P | 2009-03-25 | 2009-03-25 | |
US61/163,057 | 2009-03-25 | ||
US18431809P | 2009-06-05 | 2009-06-05 | |
US61/184,318 | 2009-06-05 | ||
PCT/KR2009/004155 WO2010011112A2 (ko) | 2008-07-25 | 2009-07-27 | 무선 통신 시스템에서의 신호를 전송하기 위한 장치 및 그 방법 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012194596A Division JP5587375B2 (ja) | 2008-07-25 | 2012-09-04 | 無線通信システムでの信号を伝送するための装置及びその方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011528214A true JP2011528214A (ja) | 2011-11-10 |
JP5084952B2 JP5084952B2 (ja) | 2012-11-28 |
Family
ID=41570755
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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JP2011518664A Expired - Fee Related JP5084952B2 (ja) | 2008-07-25 | 2009-07-27 | 無線通信システムでの信号を伝送するための装置及びその方法 |
JP2012194596A Expired - Fee Related JP5587375B2 (ja) | 2008-07-25 | 2012-09-04 | 無線通信システムでの信号を伝送するための装置及びその方法 |
Family Applications After (1)
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JP2012194596A Expired - Fee Related JP5587375B2 (ja) | 2008-07-25 | 2012-09-04 | 無線通信システムでの信号を伝送するための装置及びその方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8358619B2 (ja) |
JP (2) | JP5084952B2 (ja) |
MY (1) | MY156161A (ja) |
WO (1) | WO2010011112A2 (ja) |
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JP2013239844A (ja) * | 2012-05-14 | 2013-11-28 | Nippon Telegr & Teleph Corp <Ntt> | 無線通信システム、無線通信装置および無線通信方法 |
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JP2016536924A (ja) * | 2013-09-16 | 2016-11-24 | クアルコム,インコーポレイテッド | モビリティベースの分数周波数再利用 |
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US8638685B2 (en) * | 2008-11-26 | 2014-01-28 | Nec Corporation | Base station, transmission power control method for base station, processing apparatus, storage medium storing program, and communication system |
US8412243B2 (en) * | 2008-12-05 | 2013-04-02 | Electronics And Telecommunications Research Institute | Power control method and apparatus for inter-cell interference removal |
KR101608784B1 (ko) * | 2009-01-21 | 2016-04-20 | 엘지전자 주식회사 | 무선 통신 시스템에서의 멀티캐스트 및/또는 브로드캐스트 서비스 데이터를 위한 자원 할당 방법 및 이를 위한 장치 |
CN101860967A (zh) * | 2009-04-09 | 2010-10-13 | 中兴通讯股份有限公司 | 组资源分配的处理方法 |
US8599769B2 (en) * | 2009-07-06 | 2013-12-03 | Intel Corporation | Uplink open loop power control system |
WO2011049286A1 (en) * | 2009-10-23 | 2011-04-28 | Lg Electronics Inc. | Method and apparatus for controlling uplink power in a wireless communication system |
US8478258B2 (en) * | 2010-03-05 | 2013-07-02 | Intel Corporation | Techniques to reduce false detection of control channel messages in a wireless network |
US9736827B2 (en) | 2010-04-06 | 2017-08-15 | Kyocera Corporation | Radio communication system, radio base station, and communication control method that can reduce an inter-base station interference between downlink control channels |
CN102202412B (zh) * | 2010-06-03 | 2014-03-12 | 开曼群岛威睿电通股份有限公司 | 移动通信装置及其用于机器类型通信数据的传输方法 |
CN102340777B (zh) * | 2010-07-15 | 2014-11-05 | 华为技术有限公司 | 一种动态调整载波资源的方法及基站 |
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KR101835026B1 (ko) | 2011-09-30 | 2018-03-09 | 주식회사 팬택 | 상향링크 전력 제어 방법 및 이를 이용한 상향링크 신호 방법 |
WO2013070040A1 (ko) * | 2011-11-12 | 2013-05-16 | 엘지전자 주식회사 | 무선 통신 시스템에서 단말이 상향링크 송신 전력을 결정하는 방법 및 이를 위한 장치 |
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2009
- 2009-07-27 US US12/664,375 patent/US8358619B2/en not_active Expired - Fee Related
- 2009-07-27 JP JP2011518664A patent/JP5084952B2/ja not_active Expired - Fee Related
- 2009-07-27 MY MYPI2011000269A patent/MY156161A/en unknown
- 2009-07-27 WO PCT/KR2009/004155 patent/WO2010011112A2/ko active Application Filing
-
2012
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013239844A (ja) * | 2012-05-14 | 2013-11-28 | Nippon Telegr & Teleph Corp <Ntt> | 無線通信システム、無線通信装置および無線通信方法 |
JP2013239843A (ja) * | 2012-05-14 | 2013-11-28 | Nippon Telegr & Teleph Corp <Ntt> | 無線通信システム、無線通信装置および無線通信方法 |
JP2013247513A (ja) * | 2012-05-25 | 2013-12-09 | Sharp Corp | 受信局装置、送信局装置、通信システム、受信方法、送信方法及びプログラム |
JP2016536924A (ja) * | 2013-09-16 | 2016-11-24 | クアルコム,インコーポレイテッド | モビリティベースの分数周波数再利用 |
Also Published As
Publication number | Publication date |
---|---|
US8358619B2 (en) | 2013-01-22 |
JP5587375B2 (ja) | 2014-09-10 |
WO2010011112A2 (ko) | 2010-01-28 |
WO2010011112A3 (ko) | 2010-05-27 |
US20110103241A1 (en) | 2011-05-05 |
MY156161A (en) | 2016-01-15 |
JP2013038792A (ja) | 2013-02-21 |
JP5084952B2 (ja) | 2012-11-28 |
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