EP2304881A4 - Multiple input multiple output (mimo) rank adaptation with uniform channel decomposition - Google Patents

Multiple input multiple output (mimo) rank adaptation with uniform channel decomposition

Info

Publication number
EP2304881A4
EP2304881A4 EP09795088A EP09795088A EP2304881A4 EP 2304881 A4 EP2304881 A4 EP 2304881A4 EP 09795088 A EP09795088 A EP 09795088A EP 09795088 A EP09795088 A EP 09795088A EP 2304881 A4 EP2304881 A4 EP 2304881A4
Authority
EP
European Patent Office
Prior art keywords
mimo
uniform channel
rank adaptation
channel decomposition
multiple input
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP09795088A
Other languages
German (de)
French (fr)
Other versions
EP2304881A2 (en
Inventor
Ron Porat
Yi Jiang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Quarterhill Inc
Original Assignee
WiLAN Inc
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 WiLAN Inc filed Critical WiLAN Inc
Publication of EP2304881A2 publication Critical patent/EP2304881A2/en
Publication of EP2304881A4 publication Critical patent/EP2304881A4/en
Withdrawn legal-status Critical Current

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
    • H04B7/0426—Power distribution
    • H04B7/043—Power distribution using best eigenmode, e.g. beam forming or beam steering
    • 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
    • H04B7/0434—Power distribution using multiple eigenmodes
    • 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
    • H04B7/0434—Power distribution using multiple eigenmodes
    • H04B7/0447—Power distribution using multiple eigenmodes utilizing uniform distribution
    • 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
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
    • 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
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • 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
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0628—Diversity capabilities
    • 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
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
EP09795088A 2008-07-07 2009-07-07 Multiple input multiple output (mimo) rank adaptation with uniform channel decomposition Withdrawn EP2304881A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7876708P 2008-07-07 2008-07-07
PCT/US2009/049853 WO2010005999A2 (en) 2008-07-07 2009-07-07 Multiple input multiple output (mimo) rank adaptation with uniform channel decomposition

Publications (2)

Publication Number Publication Date
EP2304881A2 EP2304881A2 (en) 2011-04-06
EP2304881A4 true EP2304881A4 (en) 2012-01-18

Family

ID=41507701

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09795088A Withdrawn EP2304881A4 (en) 2008-07-07 2009-07-07 Multiple input multiple output (mimo) rank adaptation with uniform channel decomposition

Country Status (3)

Country Link
EP (1) EP2304881A4 (en)
CN (1) CN102144360B (en)
WO (1) WO2010005999A2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1895680A2 (en) * 2006-08-31 2008-03-05 Samsung Electronics Co., Ltd. Apparatus and method for transmitting/receiving data in a multi-antenna system, and system using the same
US20080080634A1 (en) * 2006-10-02 2008-04-03 Freescale Semiconductor, Inc. MIMO precoding enabling spatial multiplexing, power allocation and adaptive modulation and coding

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7450532B2 (en) * 2003-12-05 2008-11-11 Samsung Electronics Co., Ltd Apparatus and method for transmitting data by selected eigenvector in closed loop MIMO mobile communication system
KR20050120972A (en) * 2004-06-21 2005-12-26 에스케이 텔레콤주식회사 Wireless data communication system by using multiple input multiple output system and method therefor
CA2587770A1 (en) * 2004-11-05 2006-05-18 University Of Florida Research Foundation, Inc. Uniform channel decomposition for mimo communications
US7917176B2 (en) * 2006-02-14 2011-03-29 Nec Laboratories America, Inc. Structured codebook and successive beamforming for multiple-antenna systems
CN101051878B (en) * 2006-04-06 2013-01-30 华为技术有限公司 Method and device for realizing channel feedback in communication system
US20080008206A1 (en) 2006-05-29 2008-01-10 Samsung Electronics Co., Ltd. Method and apparatus for allocating frequency resources in a wireless communication system supporting frequency division multiplexing
US7839835B2 (en) * 2006-08-22 2010-11-23 Nec Laboratories America, Inc. Quantized precoding over a set of parallel channels
CN101170340B (en) * 2007-11-22 2011-06-15 上海交通大学 Sub-channel distribution method for low-complexity, multi-user and multi-antenna OFDM system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1895680A2 (en) * 2006-08-31 2008-03-05 Samsung Electronics Co., Ltd. Apparatus and method for transmitting/receiving data in a multi-antenna system, and system using the same
US20080080634A1 (en) * 2006-10-02 2008-04-03 Freescale Semiconductor, Inc. MIMO precoding enabling spatial multiplexing, power allocation and adaptive modulation and coding

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010005999A2 *

Also Published As

Publication number Publication date
WO2010005999A2 (en) 2010-01-14
CN102144360A (en) 2011-08-03
EP2304881A2 (en) 2011-04-06
WO2010005999A3 (en) 2010-03-11
CN102144360B (en) 2015-06-10

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