PL3387869T3 - Skoordynowana wielopunktowa (CoMP) transmisja z grupy CoMP - Google Patents

Skoordynowana wielopunktowa (CoMP) transmisja z grupy CoMP

Info

Publication number
PL3387869T3
PL3387869T3 PL15909999T PL15909999T PL3387869T3 PL 3387869 T3 PL3387869 T3 PL 3387869T3 PL 15909999 T PL15909999 T PL 15909999T PL 15909999 T PL15909999 T PL 15909999T PL 3387869 T3 PL3387869 T3 PL 3387869T3
Authority
PL
Poland
Prior art keywords
comp
transmission
point
coordinated multi
cluster
Prior art date
Application number
PL15909999T
Other languages
English (en)
Inventor
Zhang Zhang
Svante Bergman
Jan Christoffersson
Original Assignee
Telefonaktiebolaget Lm Ericsson (Publ)
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 Telefonaktiebolaget Lm Ericsson (Publ) filed Critical Telefonaktiebolaget Lm Ericsson (Publ)
Publication of PL3387869T3 publication Critical patent/PL3387869T3/pl

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
    • H04B7/06—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
    • H04B7/022—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
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • 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
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
PL15909999T 2015-12-08 2015-12-08 Skoordynowana wielopunktowa (CoMP) transmisja z grupy CoMP PL3387869T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/CN2015/096660 WO2017096524A1 (en) 2015-12-08 2015-12-08 Coordinated multi-point (comp) transmission from a comp cluster
EP15909999.3A EP3387869B1 (en) 2015-12-08 2015-12-08 Coordinated multi-point (comp) transmission from a comp cluster

Publications (1)

Publication Number Publication Date
PL3387869T3 true PL3387869T3 (pl) 2021-12-06

Family

ID=59012535

Family Applications (1)

Application Number Title Priority Date Filing Date
PL15909999T PL3387869T3 (pl) 2015-12-08 2015-12-08 Skoordynowana wielopunktowa (CoMP) transmisja z grupy CoMP

Country Status (5)

Country Link
US (1) US10873369B2 (pl)
EP (1) EP3387869B1 (pl)
CN (1) CN108370581B9 (pl)
PL (1) PL3387869T3 (pl)
WO (1) WO2017096524A1 (pl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11284316B2 (en) * 2018-02-07 2022-03-22 Qualcomm Incorporated Mobile device centric clustering in wireless systems
US11425735B2 (en) 2018-04-05 2022-08-23 Qualcomm Incorporated Scheduling channel state information (CSI) processes in association with periodic traffic in a CoMP network
US10868656B1 (en) * 2019-10-24 2020-12-15 Qualcomm Incorporated Channel state information computation delay determination for layer 1 signal to interference plus noise ratio reporting
US11956031B2 (en) * 2019-11-26 2024-04-09 Telefonaktiebolaget Lm Ericsson (Publ) Communication of measurement results in coordinated multipoint
EP4097893A4 (en) * 2020-01-31 2023-10-25 Qualcomm Incorporated RESOURCE PAIR GROUPS FOR CHANNEL STATE INFORMATION IN MULTI-TRANSMIT RECEIPT POINT DEPLOYMENTS

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101635950B (zh) * 2009-08-14 2015-06-10 中兴通讯股份有限公司 一种确定小区参考信号位置的方法及装置
CN102013952A (zh) 2009-09-07 2011-04-13 夏普株式会社 信道状态信息获取方法、基站及用户设备
US9155098B2 (en) 2012-03-29 2015-10-06 Qualcomm Incorporated Channel state information reference signal (CSI-RS) configuration and CSI reporting restrictions
WO2013172746A1 (en) 2012-05-16 2013-11-21 Telefonaktiebolaget Lm Ericsson (Publ) Method and arrangement in a wireless communication system
WO2014094246A1 (en) 2012-12-19 2014-06-26 Telefonaktiebolaget L M Ericsson(Publ) Method and devices for mimo transmission
CN103973394B (zh) 2013-01-25 2018-07-17 索尼公司 公共参考信号的图样通知方法和装置、及确定方法和装置
CN104105211B (zh) 2013-04-15 2018-01-19 电信科学技术研究院 传输调度方法和设备

Also Published As

Publication number Publication date
EP3387869A1 (en) 2018-10-17
US20200259528A1 (en) 2020-08-13
EP3387869B1 (en) 2021-05-26
WO2017096524A1 (en) 2017-06-15
CN108370581B9 (zh) 2021-09-21
CN108370581B (zh) 2021-07-09
CN108370581A (zh) 2018-08-03
US10873369B2 (en) 2020-12-22
EP3387869A4 (en) 2019-06-26

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