GB2491423B - Method and apparatus for multiple input multiple output distributed antenna arrays - Google Patents

Method and apparatus for multiple input multiple output distributed antenna arrays

Info

Publication number
GB2491423B
GB2491423B GB1116623.8A GB201116623A GB2491423B GB 2491423 B GB2491423 B GB 2491423B GB 201116623 A GB201116623 A GB 201116623A GB 2491423 B GB2491423 B GB 2491423B
Authority
GB
United Kingdom
Prior art keywords
antenna arrays
distributed antenna
output distributed
multiple input
input multiple
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.)
Active
Application number
GB1116623.8A
Other versions
GB201116623D0 (en
GB2491423A (en
Inventor
Tommi T Koivisto
Mihai Enescu
Timo E Roman
Karol Schober
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.)
Renesas Electronics Corp
Original Assignee
Renesas Mobile 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 Renesas Mobile Corp filed Critical Renesas Mobile Corp
Priority to GB1116623.8A priority Critical patent/GB2491423B/en
Publication of GB201116623D0 publication Critical patent/GB201116623D0/en
Publication of GB2491423A publication Critical patent/GB2491423A/en
Application granted granted Critical
Publication of GB2491423B publication Critical patent/GB2491423B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • 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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • 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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
GB1116623.8A 2011-09-27 2011-09-27 Method and apparatus for multiple input multiple output distributed antenna arrays Active GB2491423B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1116623.8A GB2491423B (en) 2011-09-27 2011-09-27 Method and apparatus for multiple input multiple output distributed antenna arrays

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1116623.8A GB2491423B (en) 2011-09-27 2011-09-27 Method and apparatus for multiple input multiple output distributed antenna arrays

Publications (3)

Publication Number Publication Date
GB201116623D0 GB201116623D0 (en) 2011-11-09
GB2491423A GB2491423A (en) 2012-12-05
GB2491423B true GB2491423B (en) 2013-06-05

Family

ID=44994030

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1116623.8A Active GB2491423B (en) 2011-09-27 2011-09-27 Method and apparatus for multiple input multiple output distributed antenna arrays

Country Status (1)

Country Link
GB (1) GB2491423B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104838600B (en) 2012-12-21 2019-02-19 华为技术有限公司 For providing the method and apparatus of general classification precoding codebook
BR112020008535A2 (en) * 2017-11-17 2020-10-20 Telefonaktiebolaget Lm Ericsson (Publ) data transmission method, methods implemented by a base station and user equipment, user equipment, and base station

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100027456A1 (en) * 2008-08-01 2010-02-04 Texas Instruments Incorporated Network mimo reporting, control signaling and transmission
US20100035555A1 (en) * 2008-08-05 2010-02-11 Interdigital Patent Holdings, Inc. Method and apparatus for implementing multi-cell cooperation techniques
US20100239036A1 (en) * 2009-03-18 2010-09-23 Koo Ja Ho METHOD AND APPARATUS FOR TRANSMITTING PRECODING MATRIX INDEX IN A WIRELESS COMMUNICATION SYSTEM USING CoMP SCHEME
US20100273495A1 (en) * 2009-01-06 2010-10-28 Texas Instruments Incorporated Predecoding for Joint Processing Coordinated Multi-Point Transmission

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100027456A1 (en) * 2008-08-01 2010-02-04 Texas Instruments Incorporated Network mimo reporting, control signaling and transmission
US20100035555A1 (en) * 2008-08-05 2010-02-11 Interdigital Patent Holdings, Inc. Method and apparatus for implementing multi-cell cooperation techniques
US20100273495A1 (en) * 2009-01-06 2010-10-28 Texas Instruments Incorporated Predecoding for Joint Processing Coordinated Multi-Point Transmission
US20100239036A1 (en) * 2009-03-18 2010-09-23 Koo Ja Ho METHOD AND APPARATUS FOR TRANSMITTING PRECODING MATRIX INDEX IN A WIRELESS COMMUNICATION SYSTEM USING CoMP SCHEME

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
3GPP Draft; R1-083530 TI Cooperative MP v3, "Aspects of Coordinated Multi-point Transmission for Advanced E-UTRA", Texas Instruments, 24 Sep 2008. *

Also Published As

Publication number Publication date
GB201116623D0 (en) 2011-11-09
GB2491423A (en) 2012-12-05

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732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

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