JP2008178105A - 無線通信システムにおいてmimoを改善する方法及び装置 - Google Patents
無線通信システムにおいてmimoを改善する方法及び装置 Download PDFInfo
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- JP2008178105A JP2008178105A JP2008008097A JP2008008097A JP2008178105A JP 2008178105 A JP2008178105 A JP 2008178105A JP 2008008097 A JP2008008097 A JP 2008008097A JP 2008008097 A JP2008008097 A JP 2008008097A JP 2008178105 A JP2008178105 A JP 2008178105A
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- mimo
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- 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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
-
- 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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0868—Hybrid systems, i.e. switching and combining
- H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive antennas
- H04B7/0877—Hybrid systems, i.e. switching and combining using subgroups of receive antennas switching off a diversity branch, e.g. to save power
-
- 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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/02—Selection of wireless resources by user or terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/18—Management of setup rejection or failure
-
- 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
- H04W88/02—Terminal devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
【解決手段】方法は、MIMOパラメータIE(情報要素)に属するMIMO動作IEに、MIMOの起動と継続をUE(ユーザー端末)に指示する2種類のパラメータのみ用いる段階と、UEに送信する再設定メッセージにMIMOパラメータIEを載せないことのみで、MIMOを停止するようにUEに指示する段階とを含む。
【選択図】図3
Description
ステップ302:MIMOパラメータIEに属するMIMO動作IEに、MIMOの起動と継続をUEに指示する2種類のパラメータのみ用いる。
ステップ304:UEに送信する再設定メッセージにMIMOパラメータIEを載せないことのみで、MIMOを停止するようにUEに指示する。
ステップ306:終了。
ステップ402:再設定メッセージにMIMOパラメータIEが載せられていない場合にのみ、MIMOを停止する。
ステップ404:終了。
102 入力装置
104 出力装置
106 制御回路
108 CPU
110 記憶装置
112 プログラムコード
114 トランシーバー
200 アプリケーション層
202 第三層
206 第二層
218 第一層
220 MIMO管理プログラムコード
222 RRCエンティティー
Claims (8)
- 無線通信システムのネットワークにおいてMIMO(多重入出力)を改善する方法であって、
MIMOパラメータIE(情報要素)に属するMIMO動作IEに、MIMOの起動と継続をUE(ユーザー端末)に指示する2種類のパラメータのみ用いる段階と、
UEに送信する再設定メッセージにMIMOパラメータIEを載せないことのみで、MIMOを停止するようにUEに指示する段階とを含むことを特徴とするMIMO改善方法。 - 前記2種類のパラメータは「開始」と「継続」であることを特徴とする請求項1に記載のMIMO改善方法。
- 前記MIMO動作IEのパラメータは1ビットで表示されることを特徴とする請求項1に記載のMIMO改善方法。
- 無線通信システムにおいてMIMOを改善し、無線資源を節約する通信装置であって、
通信装置の機能を実現する制御回路と、
制御回路の中に設けられ、プログラムコードを実行して制御回路を制御するCPU(中央処理装置)と、
制御回路の中にCPUと結合するように設けられ、プログラムコードを記録する記憶装置とを含み、該プログラムコードは、
MIMOパラメータIEに属するMIMO動作IEに、MIMOの起動と継続をUEに指示する2種類のパラメータのみ用いるコードと、
UEに送信する再設定メッセージにMIMOパラメータIEを載せないことのみで、MIMOを停止するようにUEに指示するコードとを含むことを特徴とする通信装置。 - 前記2種類のパラメータは「開始」と「継続」であることを特徴とする請求項4に記載の通信装置。
- 前記MIMO動作IEのパラメータは1ビットで表示されることを特徴とする請求項4に記載の通信装置。
- 無線通信システムのUEにおいてMIMOを改善するMIMO改善方法であって、
再設定メッセージにMIMOパラメータIEが載せられていない場合にのみ、MIMOを停止する段階を含むことを特徴とするMIMO改善方法。 - 無線通信システムにおいてMIMOを改善し、無線資源を節約する通信装置であって、
通信装置の機能を実現する制御回路と、
制御回路の中に設けられ、プログラムコードを実行して制御回路を制御するCPUと、
制御回路の中にCPUと結合するように設けられ、プログラムコードを記録する記憶装置とを含み、該プログラムコードは、
再設定メッセージにMIMOパラメータIEが載せられていない場合にのみ、MIMOを停止するコードを含むことを特徴とする通信装置。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US88592107P | 2007-01-22 | 2007-01-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008178105A true JP2008178105A (ja) | 2008-07-31 |
| JP4602422B2 JP4602422B2 (ja) | 2010-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2008008097A Active JP4602422B2 (ja) | 2007-01-22 | 2008-01-17 | 無線通信システムにおいてmimoを改善する方法及び装置 |
| JP2008008086A Active JP4759579B2 (ja) | 2007-01-22 | 2008-01-17 | 無線通信システムにおいてmimoを改善する方法及び装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
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| JP2008008086A Active JP4759579B2 (ja) | 2007-01-22 | 2008-01-17 | 無線通信システムにおいてmimoを改善する方法及び装置 |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US7944982B2 (ja) |
| EP (2) | EP1947888B1 (ja) |
| JP (2) | JP4602422B2 (ja) |
| KR (2) | KR100954819B1 (ja) |
| CN (2) | CN101232657B (ja) |
| AT (2) | ATE461600T1 (ja) |
| DE (2) | DE602008000803D1 (ja) |
| ES (2) | ES2342341T3 (ja) |
| PL (1) | PL1947891T3 (ja) |
| TW (2) | TWI388142B (ja) |
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| US20070076812A1 (en) * | 2005-09-30 | 2007-04-05 | Broadcom Corporation | Technique to provide proprietary MIMO format in a product and ability to support a new standard when the new standard is developed |
| KR100954819B1 (ko) * | 2007-01-22 | 2010-04-28 | 이노베이티브 소닉 리미티드 | 무선통신시스템에서 다중입력다중출력(mimo)프로세스를 개선하는 방법 및 장치 |
| CN101754330A (zh) * | 2008-12-04 | 2010-06-23 | 华为技术有限公司 | 一种多入多出模式控制方法、设备和系统 |
| WO2011116727A2 (zh) | 2011-04-29 | 2011-09-29 | 华为技术有限公司 | 上行链路发射分集的传输方法、装置及系统 |
| WO2013107421A1 (zh) | 2012-01-21 | 2013-07-25 | 华为技术有限公司 | 上行链路发射分集的传输方法、装置及系统 |
| EP3565298B1 (en) * | 2017-01-13 | 2022-07-20 | Huawei Technologies Co., Ltd. | Method and apparatus for adjusting radio resource configuration |
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| US7269127B2 (en) * | 2001-10-04 | 2007-09-11 | Bae Systems Information And Electronic Systems Integration Inc. | Preamble structures for single-input, single-output (SISO) and multi-input, multi-output (MIMO) communication systems |
| US20030162519A1 (en) * | 2002-02-26 | 2003-08-28 | Martin Smith | Radio communications device |
| EP1511191A1 (en) * | 2002-05-31 | 2005-03-02 | Matsushita Electric Industrial Co., Ltd. | Data distribution device and transmission method |
| JP2004007279A (ja) | 2002-05-31 | 2004-01-08 | Matsushita Electric Ind Co Ltd | 無線通信システム、通信端末装置、および基地局装置 |
| US8320301B2 (en) * | 2002-10-25 | 2012-11-27 | Qualcomm Incorporated | MIMO WLAN system |
| US8208364B2 (en) * | 2002-10-25 | 2012-06-26 | Qualcomm Incorporated | MIMO system with multiple spatial multiplexing modes |
| US7929921B2 (en) * | 2003-06-10 | 2011-04-19 | Motorola Mobility, Inc. | Diversity control in wireless communications devices and methods |
| DE60319975T2 (de) * | 2003-07-31 | 2009-05-07 | Nokia Siemens Networks Gmbh & Co.Kg | Verfahren zur Verwaltung von gemeinsame Funkressourcen in einem zellularen Telefonnetzwerk |
| US7460494B2 (en) * | 2003-08-08 | 2008-12-02 | Intel Corporation | Adaptive signaling in multiple antenna systems |
| JP4433867B2 (ja) | 2004-04-28 | 2010-03-17 | ソニー株式会社 | 無線通信システム |
| JP2005348116A (ja) | 2004-06-03 | 2005-12-15 | Sharp Corp | 無線通信装置 |
| KR101053610B1 (ko) * | 2004-06-25 | 2011-08-03 | 엘지전자 주식회사 | Ofdm/ofdma 시스템의 무선자원 할당 방법 |
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2007
- 2007-12-26 KR KR1020070137288A patent/KR100954819B1/ko active Active
- 2007-12-26 KR KR1020070137290A patent/KR100954820B1/ko active Active
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- 2008-01-04 US US12/004,000 patent/US7944982B2/en active Active
- 2008-01-15 EP EP08000701A patent/EP1947888B1/en active Active
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- 2008-01-15 AT AT08000701T patent/ATE461600T1/de not_active IP Right Cessation
- 2008-01-15 ES ES08000701T patent/ES2342341T3/es active Active
- 2008-01-17 JP JP2008008097A patent/JP4602422B2/ja active Active
- 2008-01-17 JP JP2008008086A patent/JP4759579B2/ja active Active
- 2008-01-22 TW TW097102353A patent/TWI388142B/zh active
- 2008-01-22 CN CN2008100037693A patent/CN101232657B/zh active Active
- 2008-01-22 PL PL08001142T patent/PL1947891T3/pl unknown
- 2008-01-22 US US12/010,191 patent/US7742494B2/en active Active
- 2008-01-22 DE DE602008000196T patent/DE602008000196D1/de active Active
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- 2008-01-22 CN CN200810003766XA patent/CN101232676B/zh active Active
- 2008-01-22 ES ES08001142T patent/ES2334587T3/es active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| EP1947888A1 (en) | 2008-07-23 |
| JP2008178104A (ja) | 2008-07-31 |
| ES2342341T3 (es) | 2010-07-05 |
| US7944982B2 (en) | 2011-05-17 |
| US7742494B2 (en) | 2010-06-22 |
| JP4602422B2 (ja) | 2010-12-22 |
| DE602008000803D1 (de) | 2010-04-29 |
| TW200832971A (en) | 2008-08-01 |
| CN101232676A (zh) | 2008-07-30 |
| EP1947891B1 (en) | 2009-10-14 |
| ATE461600T1 (de) | 2010-04-15 |
| US20080175329A1 (en) | 2008-07-24 |
| ATE445978T1 (de) | 2009-10-15 |
| DE602008000196D1 (de) | 2009-11-26 |
| CN101232657B (zh) | 2011-06-15 |
| PL1947891T3 (pl) | 2010-03-31 |
| KR20080069116A (ko) | 2008-07-25 |
| KR100954819B1 (ko) | 2010-04-28 |
| US20080175334A1 (en) | 2008-07-24 |
| CN101232657A (zh) | 2008-07-30 |
| EP1947891A1 (en) | 2008-07-23 |
| TW200832970A (en) | 2008-08-01 |
| KR100954820B1 (ko) | 2010-04-28 |
| JP4759579B2 (ja) | 2011-08-31 |
| ES2334587T3 (es) | 2010-03-12 |
| TWI364926B (en) | 2012-05-21 |
| CN101232676B (zh) | 2012-07-04 |
| TWI388142B (zh) | 2013-03-01 |
| KR20080069115A (ko) | 2008-07-25 |
| EP1947888B1 (en) | 2010-03-17 |
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