HK1212122A1 - Downlink channel parameters determination for a multiple-input- multiple-output (mimo) system (mimo) - Google Patents

Downlink channel parameters determination for a multiple-input- multiple-output (mimo) system (mimo)

Info

Publication number
HK1212122A1
HK1212122A1 HK15112890.9A HK15112890A HK1212122A1 HK 1212122 A1 HK1212122 A1 HK 1212122A1 HK 15112890 A HK15112890 A HK 15112890A HK 1212122 A1 HK1212122 A1 HK 1212122A1
Authority
HK
Hong Kong
Prior art keywords
mimo
input
output
downlink channel
channel parameters
Prior art date
Application number
HK15112890.9A
Other languages
English (en)
Chinese (zh)
Inventor
．李
．林
．陳
．吳
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Publication of HK1212122A1 publication Critical patent/HK1212122A1/xx

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
    • 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
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/26—Monitoring; Testing of receivers using historical data, averaging values or statistics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • 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
    • H04B7/06—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
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
    • 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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Probability & Statistics with Applications (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Amplifiers (AREA)
HK15112890.9A 2006-05-01 2015-12-31 Downlink channel parameters determination for a multiple-input- multiple-output (mimo) system (mimo) HK1212122A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US79704206P 2006-05-01 2006-05-01
US11/617,313 US7818013B2 (en) 2006-03-20 2006-12-28 Downlink channel parameters determination for a multiple-input-multiple-output (MIMO) system

Publications (1)

Publication Number Publication Date
HK1212122A1 true HK1212122A1 (en) 2016-06-03

Family

ID=38648924

Family Applications (1)

Application Number Title Priority Date Filing Date
HK15112890.9A HK1212122A1 (en) 2006-05-01 2015-12-31 Downlink channel parameters determination for a multiple-input- multiple-output (mimo) system (mimo)

Country Status (8)

Country Link
US (5) US7818013B2 (xx)
EP (2) EP2020099B1 (xx)
JP (4) JP5383482B2 (xx)
CN (3) CN101432995B (xx)
ES (1) ES2720099T3 (xx)
HK (1) HK1212122A1 (xx)
HU (1) HUE042438T2 (xx)
WO (1) WO2007130946A1 (xx)

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EP2075947B1 (en) * 2007-12-28 2010-07-07 Alcatel Lucent Virtual MIMO system method and base station
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Also Published As

Publication number Publication date
EP2020099B1 (en) 2019-02-06
US20070254601A1 (en) 2007-11-01
CN104753650B (zh) 2019-02-22
JP6035370B2 (ja) 2016-11-30
JP6457741B2 (ja) 2019-01-23
HUE042438T2 (hu) 2019-07-29
US20140185542A1 (en) 2014-07-03
CN106899336B (zh) 2021-06-15
US20160277080A1 (en) 2016-09-22
US7818013B2 (en) 2010-10-19
JP5383482B2 (ja) 2014-01-08
JP2014195306A (ja) 2014-10-09
EP2020099A1 (en) 2009-02-04
EP2999143A2 (en) 2016-03-23
WO2007130946A1 (en) 2007-11-15
ES2720099T3 (es) 2019-07-17
US8229452B2 (en) 2012-07-24
US20110002372A1 (en) 2011-01-06
US9379875B2 (en) 2016-06-28
EP2999143A3 (en) 2016-05-25
US10320451B2 (en) 2019-06-11
EP2020099A4 (en) 2013-01-23
JP5551219B2 (ja) 2014-07-16
CN104753650A (zh) 2015-07-01
JP2015156691A (ja) 2015-08-27
JP2009536004A (ja) 2009-10-01
CN101432995A (zh) 2009-05-13
EP2999143A8 (en) 2016-06-29
CN106899336A (zh) 2017-06-27
EP2999143B1 (en) 2021-03-03
US20120275497A1 (en) 2012-11-01
US20150358141A9 (en) 2015-12-10
US8611918B2 (en) 2013-12-17
JP2013048441A (ja) 2013-03-07
CN101432995B (zh) 2016-12-28

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