WO2009012615A1 - Procédé de commande d'alimentation et station de base correspondante - Google Patents
Procédé de commande d'alimentation et station de base correspondante Download PDFInfo
- Publication number
- WO2009012615A1 WO2009012615A1 PCT/CN2007/002232 CN2007002232W WO2009012615A1 WO 2009012615 A1 WO2009012615 A1 WO 2009012615A1 CN 2007002232 W CN2007002232 W CN 2007002232W WO 2009012615 A1 WO2009012615 A1 WO 2009012615A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- user terminal
- base station
- threshold
- power
- signal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
-
- 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
- H04B7/0452—Multi-user MIMO systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/670,183 US8396502B2 (en) | 2007-07-23 | 2007-07-23 | Power controlling method and corresponding base station |
EP07785157.4A EP2173041B1 (en) | 2007-07-23 | 2007-07-23 | Power controlling method and corresponding base station |
PCT/CN2007/002232 WO2009012615A1 (fr) | 2007-07-23 | 2007-07-23 | Procédé de commande d'alimentation et station de base correspondante |
KR1020107003243A KR101374580B1 (ko) | 2007-07-23 | 2007-07-23 | 전력 제어 방법 및 대응하는 기지국 |
CN200780102426.6A CN103548285B (zh) | 2007-07-23 | 2007-07-23 | 功率控制方法及相应的基站 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2007/002232 WO2009012615A1 (fr) | 2007-07-23 | 2007-07-23 | Procédé de commande d'alimentation et station de base correspondante |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009012615A1 true WO2009012615A1 (fr) | 2009-01-29 |
Family
ID=40280973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2007/002232 WO2009012615A1 (fr) | 2007-07-23 | 2007-07-23 | Procédé de commande d'alimentation et station de base correspondante |
Country Status (5)
Country | Link |
---|---|
US (1) | US8396502B2 (zh) |
EP (1) | EP2173041B1 (zh) |
KR (1) | KR101374580B1 (zh) |
CN (1) | CN103548285B (zh) |
WO (1) | WO2009012615A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101989874A (zh) * | 2009-07-31 | 2011-03-23 | 中兴通讯股份有限公司 | 一种多用户多输入多输出的配对方法及装置 |
EP2421175A1 (en) * | 2009-04-15 | 2012-02-22 | ZTE Corporation | User terminal pairing method and device in multi-user multiple input multiple output |
CN104185956A (zh) * | 2013-01-11 | 2014-12-03 | 华为技术有限公司 | 下行多输入多输出发射方法及基站 |
CN104412674A (zh) * | 2012-07-06 | 2015-03-11 | 瑞典爱立信有限公司 | 用于多用户mimo调度和功率控制的方法和节点 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8116404B2 (en) * | 2007-10-10 | 2012-02-14 | Intel Corporation | Diversity receiver and method for controlling power thereof |
KR20130104369A (ko) | 2012-03-13 | 2013-09-25 | 삼성전자주식회사 | 협력 전송 기반의 다중 안테나 시스템에서의 전송 파워 결정 방법 |
CN107302385B (zh) * | 2016-04-12 | 2021-04-16 | 中兴通讯股份有限公司 | 虚拟多输入多输出通信方法、装置及系统 |
KR102177427B1 (ko) * | 2018-12-28 | 2020-11-11 | 연세대학교 산학협력단 | 비직교 다중 접속 시스템의 전송 전력 제어 장치 및 방법 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1773901A (zh) * | 2005-11-17 | 2006-05-17 | 上海交通大学 | 基于服务质量需求的最小发射功率自适应调制方法 |
WO2006055332A1 (en) * | 2004-11-15 | 2006-05-26 | Intel Corporation | Code rate adaptation in a mimo system using virtual channels |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6393005B1 (en) * | 1997-06-27 | 2002-05-21 | Nec Corporation | Method of controlling transmitting power of a base station in a CDMA mobile communication system |
JP4385489B2 (ja) * | 2000-03-03 | 2009-12-16 | ソニー株式会社 | 通信システム、通信方法及び通信装置 |
US7096034B2 (en) * | 2001-10-01 | 2006-08-22 | Microsoft Corporation | System and method for reducing power consumption for wireless communications by mobile devices |
US7020482B2 (en) * | 2002-01-23 | 2006-03-28 | Qualcomm Incorporated | Reallocation of excess power for full channel-state information (CSI) multiple-input, multiple-output (MIMO) systems |
US7391779B2 (en) * | 2002-06-26 | 2008-06-24 | Nortel Networks Limited | Scheduling method and apparatus for combined code division multiplexing and time division multiplexing |
US8194770B2 (en) * | 2002-08-27 | 2012-06-05 | Qualcomm Incorporated | Coded MIMO systems with selective channel inversion applied per eigenmode |
US7653138B2 (en) * | 2003-06-24 | 2010-01-26 | Ikanos Communications, Inc. | Technique for improving multiple-channel multi-tone transmissions |
US7302009B2 (en) * | 2003-12-17 | 2007-11-27 | Qualcomm Incorporated | Broadcast transmission with spatial spreading in a multi-antenna communication system |
FR2865864B1 (fr) * | 2004-01-30 | 2006-05-19 | Messier Bugatti | Installation de gestion de puissance dans un avion. |
US8045638B2 (en) * | 2004-03-05 | 2011-10-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for impairment correlation estimation in a wireless communication receiver |
JP4612474B2 (ja) * | 2004-05-28 | 2011-01-12 | パナソニック株式会社 | 無線通信装置 |
KR100648472B1 (ko) * | 2004-10-19 | 2006-11-28 | 삼성전자주식회사 | 다중 송신 다중 수신 안테나 통신 시스템에서 적응 변조및 부호 성능을 최적화하기 위한 송·수신 장치 및 방법 |
JP4762033B2 (ja) * | 2006-04-07 | 2011-08-31 | 株式会社エヌ・ティ・ティ・ドコモ | 測定装置及びエリア品質測定方法 |
US7860335B2 (en) * | 2006-12-04 | 2010-12-28 | The Boeing Company | Method and apparatus for smart signal averaging |
US8027301B2 (en) * | 2007-01-24 | 2011-09-27 | The Board Of Trustees Of The Leland Stanford Junior University | Cooperative OFDMA and distributed MIMO relaying over dense wireless networks |
-
2007
- 2007-07-23 EP EP07785157.4A patent/EP2173041B1/en active Active
- 2007-07-23 WO PCT/CN2007/002232 patent/WO2009012615A1/zh active Application Filing
- 2007-07-23 CN CN200780102426.6A patent/CN103548285B/zh active Active
- 2007-07-23 US US12/670,183 patent/US8396502B2/en active Active
- 2007-07-23 KR KR1020107003243A patent/KR101374580B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006055332A1 (en) * | 2004-11-15 | 2006-05-26 | Intel Corporation | Code rate adaptation in a mimo system using virtual channels |
CN1773901A (zh) * | 2005-11-17 | 2006-05-17 | 上海交通大学 | 基于服务质量需求的最小发射功率自适应调制方法 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2421175A1 (en) * | 2009-04-15 | 2012-02-22 | ZTE Corporation | User terminal pairing method and device in multi-user multiple input multiple output |
JP2012524432A (ja) * | 2009-04-15 | 2012-10-11 | 中興通訊股▲ふん▼有限公司 | Mu−mimoにおけるユーザ端末のペアリング方法および装置 |
EP2421175A4 (en) * | 2009-04-15 | 2013-05-29 | Zte Corp | USER DEVICE PAIRING PROCESS AND EQUIPMENT WITH MULTIPLE USERS, SEVERAL INPUTS, AND MULTIPLE OUTPUTS |
US8731599B2 (en) | 2009-04-15 | 2014-05-20 | Zte Corporation | Method and device for pairing user terminals in multiuser-multiple input multiple output |
CN101989874A (zh) * | 2009-07-31 | 2011-03-23 | 中兴通讯股份有限公司 | 一种多用户多输入多输出的配对方法及装置 |
CN104412674A (zh) * | 2012-07-06 | 2015-03-11 | 瑞典爱立信有限公司 | 用于多用户mimo调度和功率控制的方法和节点 |
CN104185956A (zh) * | 2013-01-11 | 2014-12-03 | 华为技术有限公司 | 下行多输入多输出发射方法及基站 |
Also Published As
Publication number | Publication date |
---|---|
EP2173041B1 (en) | 2017-03-01 |
CN103548285B (zh) | 2016-03-23 |
CN103548285A (zh) | 2014-01-29 |
KR20100063007A (ko) | 2010-06-10 |
US8396502B2 (en) | 2013-03-12 |
KR101374580B1 (ko) | 2014-03-17 |
EP2173041A1 (en) | 2010-04-07 |
US20100190521A1 (en) | 2010-07-29 |
EP2173041A4 (en) | 2013-01-23 |
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