IN2015MN00558A - - Google Patents

Info

Publication number
IN2015MN00558A
IN2015MN00558A IN558MUN2015A IN2015MN00558A IN 2015MN00558 A IN2015MN00558 A IN 2015MN00558A IN 558MUN2015 A IN558MUN2015 A IN 558MUN2015A IN 2015MN00558 A IN2015MN00558 A IN 2015MN00558A
Authority
IN
India
Prior art keywords
codebook subset
information
precoding codebook
configuration information
csi configuration
Prior art date
Application number
Other languages
English (en)
Inventor
Hyungtae Kim
Byounghoon Kim
Kijun Kim
Original Assignee
Lg Electronics 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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of IN2015MN00558A publication Critical patent/IN2015MN00558A/en

Links

Classifications

    • 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
    • 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
    • H04B7/0482—Adaptive codebooks
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • 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
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for 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
    • H04L5/0091—Signaling for the administration of the divided path
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • 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
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
    • 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
    • H04L25/03891—Spatial equalizers
    • H04L25/03898—Spatial equalizers codebook-based design
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0035—Resource allocation in a cooperative multipoint environment

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Mathematical Physics (AREA)
  • Error Detection And Correction (AREA)
IN558MUN2015 2012-11-09 2013-10-22 IN2015MN00558A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261724382P 2012-11-09 2012-11-09
US201261726513P 2012-11-14 2012-11-14
PCT/KR2013/009419 WO2014073805A1 (fr) 2012-11-09 2013-10-22 Procédé de rétroaction d'informations d'état de canal dans un système de communication sans fil et appareil associé

Publications (1)

Publication Number Publication Date
IN2015MN00558A true IN2015MN00558A (fr) 2015-07-31

Family

ID=50684859

Family Applications (1)

Application Number Title Priority Date Filing Date
IN558MUN2015 IN2015MN00558A (fr) 2012-11-09 2013-10-22

Country Status (9)

Country Link
US (3) US9755721B2 (fr)
EP (1) EP2918095B1 (fr)
JP (2) JP5993518B2 (fr)
KR (2) KR101600494B1 (fr)
CN (1) CN104365137B (fr)
IN (1) IN2015MN00558A (fr)
RU (1) RU2615980C2 (fr)
SG (1) SG11201501688TA (fr)
WO (1) WO2014073805A1 (fr)

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CA3024549A1 (fr) 2017-11-16 2019-05-16 Comcast Cable Communications, Llc Commande de puissance de commutation de partie de largeur de bande
CN114339871B (zh) 2017-11-28 2024-01-09 Lg 电子株式会社 无线通信系统中用于报告信道状态信息的方法及其装置
CN110011752B (zh) * 2018-01-04 2021-10-22 维沃移动通信有限公司 一种cqi上报方法、终端设备及网络设备
EP4426044A2 (fr) 2018-03-30 2024-09-04 Comcast Cable Communications LLC Procédures de reprise après défaillance de faisceau utilisant des parties de bande passante
EP3570482B1 (fr) 2018-05-15 2021-08-18 Comcast Cable Communications, LLC Multiples parties de bande passante actives
EP3570613A1 (fr) 2018-05-18 2019-11-20 Comcast Cable Communications LLC Planification interporteuses avec plusieurs parties de bande passante active
CA3043992A1 (fr) 2018-05-21 2019-11-21 Comcast Cable Communications, Llc Detection de defaillance et reprise pour de multiples ressources actives
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Also Published As

Publication number Publication date
CN104365137B (zh) 2018-09-28
US20150055723A1 (en) 2015-02-26
WO2014073805A1 (fr) 2014-05-15
SG11201501688TA (en) 2015-04-29
EP2918095A1 (fr) 2015-09-16
RU2015112589A (ru) 2017-01-10
KR20150038019A (ko) 2015-04-08
JP5993518B2 (ja) 2016-09-14
KR101600494B1 (ko) 2016-03-07
US11411629B2 (en) 2022-08-09
KR101632223B1 (ko) 2016-06-21
EP2918095B1 (fr) 2019-09-11
CN104365137A (zh) 2015-02-18
JP6317403B2 (ja) 2018-04-25
US20170353223A1 (en) 2017-12-07
US10432286B2 (en) 2019-10-01
RU2615980C2 (ru) 2017-04-12
JP2016213897A (ja) 2016-12-15
KR20160022401A (ko) 2016-02-29
US20190372643A1 (en) 2019-12-05
US9755721B2 (en) 2017-09-05
JP2015534327A (ja) 2015-11-26
EP2918095A4 (fr) 2016-08-03

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