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NO20091821L - Kodebokutveksling i et tradlost kommunikasjonssystem for flertilgang - Google Patents

Kodebokutveksling i et tradlost kommunikasjonssystem for flertilgang

Info

Publication number
NO20091821L
NO20091821L NO20091821A NO20091821A NO20091821L NO 20091821 L NO20091821 L NO 20091821L NO 20091821 A NO20091821 A NO 20091821A NO 20091821 A NO20091821 A NO 20091821A NO 20091821 L NO20091821 L NO 20091821L
Authority
NO
Norway
Prior art keywords
communication system
access communication
wireless multi
codebook exchange
codebook
Prior art date
Application number
NO20091821A
Other languages
English (en)
Inventor
Rajat Prakash
Sandip Sarkar
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of NO20091821L publication Critical patent/NO20091821L/no

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
    • H04B7/06—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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Small-Scale Networks (AREA)

Abstract

Fremgangsmåter og apparater beskrevet for å generere og utveksle kodebøker i et fleraksess, trådløst kommunikasjonssystem. Kodebøkene omfatter flere foretrukne prekodingsmatriser.
NO20091821A 2006-10-26 2009-05-08 Kodebokutveksling i et tradlost kommunikasjonssystem for flertilgang NO20091821L (no)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US85489806P 2006-10-26 2006-10-26
US86331306P 2006-10-27 2006-10-27
US11/923,967 US7961640B2 (en) 2006-10-26 2007-10-25 Method and apparatus for codebook exchange in a multiple access wireless communication system
PCT/US2007/082734 WO2008052191A2 (en) 2006-10-26 2007-10-26 Method and apparatus for codebook exchange in a multiple access wireless communication system

Publications (1)

Publication Number Publication Date
NO20091821L true NO20091821L (no) 2009-05-26

Family

ID=39110586

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20091821A NO20091821L (no) 2006-10-26 2009-05-08 Kodebokutveksling i et tradlost kommunikasjonssystem for flertilgang

Country Status (12)

Country Link
US (2) US7961640B2 (no)
EP (1) EP2084871B1 (no)
JP (3) JP2010508720A (no)
KR (1) KR101123972B1 (no)
CN (1) CN104779983B (no)
AU (1) AU2007308796A1 (no)
BR (1) BRPI0717379B1 (no)
CA (2) CA2665212C (no)
IL (1) IL197891A0 (no)
MX (1) MX2009004417A (no)
NO (1) NO20091821L (no)
WO (1) WO2008052191A2 (no)

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Also Published As

Publication number Publication date
HK1212116A1 (en) 2016-06-03
US20080101322A1 (en) 2008-05-01
CA2665212C (en) 2015-05-19
KR101123972B1 (ko) 2012-03-23
KR20090076992A (ko) 2009-07-13
JP2014042253A (ja) 2014-03-06
IL197891A0 (en) 2009-12-24
MX2009004417A (es) 2009-05-11
US9019845B2 (en) 2015-04-28
AU2007308796A1 (en) 2008-05-02
BRPI0717379B1 (pt) 2019-12-10
US7961640B2 (en) 2011-06-14
WO2008052191A2 (en) 2008-05-02
CN104779983A (zh) 2015-07-15
EP2084871B1 (en) 2019-06-05
BRPI0717379A2 (pt) 2013-10-29
WO2008052191A3 (en) 2008-10-09
JP2010508720A (ja) 2010-03-18
JP5823462B2 (ja) 2015-11-25
CN104779983B (zh) 2018-02-09
JP2012151872A (ja) 2012-08-09
US20110222627A1 (en) 2011-09-15
CA2665212A1 (en) 2008-05-02
CA2883477A1 (en) 2008-05-02
EP2084871A2 (en) 2009-08-05
JP5698170B2 (ja) 2015-04-08

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