ATE545989T1 - Vorkodierung für mehrfachantennen - Google Patents

Vorkodierung für mehrfachantennen

Info

Publication number
ATE545989T1
ATE545989T1 AT08786122T AT08786122T ATE545989T1 AT E545989 T1 ATE545989 T1 AT E545989T1 AT 08786122 T AT08786122 T AT 08786122T AT 08786122 T AT08786122 T AT 08786122T AT E545989 T1 ATE545989 T1 AT E545989T1
Authority
AT
Austria
Prior art keywords
precoder
plural
transmit power
values
total transmit
Prior art date
Application number
AT08786122T
Other languages
English (en)
Inventor
Kambiz Zangi
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE545989T1 publication Critical patent/ATE545989T1/de

Links

Classifications

    • 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
    • H04B7/0417—Feedback 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
    • H04B7/0413—MIMO systems
    • H04B7/0426—Power distribution
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
AT08786122T 2008-02-07 2008-07-14 Vorkodierung für mehrfachantennen ATE545989T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/027,421 US8064849B2 (en) 2008-02-07 2008-02-07 Precoding for multiple anntennas
PCT/EP2008/059165 WO2009097911A1 (en) 2008-02-07 2008-07-14 Precoding for multiple antennas

Publications (1)

Publication Number Publication Date
ATE545989T1 true ATE545989T1 (de) 2012-03-15

Family

ID=39874193

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08786122T ATE545989T1 (de) 2008-02-07 2008-07-14 Vorkodierung für mehrfachantennen

Country Status (4)

Country Link
US (1) US8064849B2 (de)
EP (1) EP2248276B1 (de)
AT (1) ATE545989T1 (de)
WO (1) WO2009097911A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8233559B2 (en) * 2008-03-12 2012-07-31 Lg Electronics Inc. Method and apparatus for transmitting a pilot in multi-antenna system
JP5319770B2 (ja) * 2008-07-14 2013-10-16 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） マルチユーザｍｉｍｏ通信システムのための干渉抑圧合成
US8107550B2 (en) * 2008-09-23 2012-01-31 Alcatel Lucent Methods for precoding signals for transmission in wireless MIMO system
KR101055573B1 (ko) * 2009-03-16 2011-08-08 주식회사 팬택 다중 사용자, 다중 안테나 무선 송출 시스템에서의 프리 코딩 장치
ES2557894T3 (es) * 2009-04-14 2016-01-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Método y dispositivo para procesamiento de datos en una red de comunicación
US8233517B2 (en) * 2009-07-28 2012-07-31 Telefonaktiebolaget L M Ericsson (Publ) Pilot-based SINR estimation for MIMO systems
US20130016616A1 (en) 2010-03-25 2013-01-17 Telefonaktiebolaget L M Ericsson (Publ) Method for backhaul link protection in a mimo wireless link
GB2483306A (en) * 2010-09-06 2012-03-07 Fujitsu Ltd Base station cooperation in a MIMO wireless communication system using inter-group interference information to improve system performance
US8660202B2 (en) * 2010-09-16 2014-02-25 Nec Laboratories America, Inc. Robust precoder and receiver filter design for Gaussian interference channel
US20150178825A1 (en) * 2013-12-23 2015-06-25 Citibank, N.A. Methods and Apparatus for Quantitative Assessment of Behavior in Financial Entities and Transactions
CN111667381B (zh) * 2020-06-17 2023-02-24 南方电网科学研究院有限责任公司 一种输电线路走廊通信覆盖与数据传输方法
CN118018075B (zh) * 2024-04-08 2024-08-09 荣耀终端有限公司 通信方法、通信装置、计算机可读存储介质及相关系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6360079B2 (en) * 1997-02-12 2002-03-19 Interdigital Technology Corporation Global channel power control to minimize spillover in a wireless communication environment
CA2587770A1 (en) * 2004-11-05 2006-05-18 University Of Florida Research Foundation, Inc. Uniform channel decomposition for mimo communications
US7515878B2 (en) * 2005-09-21 2009-04-07 Broadcom Corporation Method and system for greedy user group selection with range reduction for FDD multiuser MIMO downlink transmission with finite-rate channel state information feedback
KR101231357B1 (ko) * 2006-04-06 2013-02-07 엘지전자 주식회사 다중 안테나 시스템에서 채널 상태 정보 귀환 방법 및데이터 송신 방법
FI20065278A0 (fi) * 2006-04-28 2006-04-28 Nokia Corp Prekoodausmenetelmä tiedonsiirrolle mimo radiojärjestelmässä
US20150030058A9 (en) * 2006-05-17 2015-01-29 Texas Instruments Inc. Cqi feedback for mimo deployments
US9130618B2 (en) * 2006-10-26 2015-09-08 Alcatel Lucent MIMO communication system with variable slot structure
US8849353B2 (en) * 2007-04-27 2014-09-30 Alcatel Lucent Method of grouping users to reduce interference in MIMO-based wireless network
US20080316935A1 (en) * 2007-06-19 2008-12-25 Interdigital Technology Corporation Generating a node-b codebook
US20090147728A1 (en) * 2007-12-05 2009-06-11 Atia George K Wireless Cooperative Relay Network Transmitting Data using Imperfect CSI

Also Published As

Publication number Publication date
EP2248276B1 (de) 2012-02-15
EP2248276A1 (de) 2010-11-10
US20100081399A1 (en) 2010-04-01
US8064849B2 (en) 2011-11-22
WO2009097911A1 (en) 2009-08-13

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