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AR110336A1 - Densidad controlable de señal de referencia de información de estado de canal - Google Patents

Densidad controlable de señal de referencia de información de estado de canal

Info

Publication number
AR110336A1
AR110336A1 ARP170103448A ARP170103448A AR110336A1 AR 110336 A1 AR110336 A1 AR 110336A1 AR P170103448 A ARP170103448 A AR P170103448A AR P170103448 A ARP170103448 A AR P170103448A AR 110336 A1 AR110336 A1 AR 110336A1
Authority
AR
Argentina
Prior art keywords
reference signal
state information
channel state
information reference
signal resource
Prior art date
Application number
ARP170103448A
Other languages
English (en)
Inventor
Mattias Frenne
Stephen Grant
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of AR110336A1 publication Critical patent/AR110336A1/es

Links

Classifications

    • 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
    • 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
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • 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
    • 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
    • H04B7/0413—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
    • 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
    • H04B7/0617—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 for beam forming
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1614—Details of the supervisory signal using bitmaps
    • 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
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • 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—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Métodos y aparatos para configurar, en un nodo de red (110) de una red de comunicaciones inalámbricas, un recurso de señal de referencia empleado para efectuar las mediciones de información de estado de canal, CSI, con uno o más dispositivos inalámbricos. En un método ejemplificativo, se agrega un recurso de señal de referencia en uno o más de un dominio de frecuencia y un dominio de tiempo, y se ajusta una característica de densidad del recurso agregado de señal de referencia que debe transmitirse al uno o más dispositivos inalámbricos (105).
ARP170103448A 2016-12-08 2017-12-07 Densidad controlable de señal de referencia de información de estado de canal AR110336A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201662431743P 2016-12-08 2016-12-08

Publications (1)

Publication Number Publication Date
AR110336A1 true AR110336A1 (es) 2019-03-20

Family

ID=61157240

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP170103448A AR110336A1 (es) 2016-12-08 2017-12-07 Densidad controlable de señal de referencia de información de estado de canal

Country Status (8)

Country Link
US (2) US10887045B2 (es)
EP (1) EP3552336B1 (es)
JP (2) JP6987863B2 (es)
CN (2) CN114884613B (es)
AR (1) AR110336A1 (es)
RU (1) RU2725169C1 (es)
WO (1) WO2018104912A1 (es)
ZA (1) ZA201902027B (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3579480B1 (en) * 2017-02-02 2022-08-17 LG Electronics Inc. Method for reporting channel state information in wireless communication system and apparatus for same
WO2018195853A1 (en) 2017-04-27 2018-11-01 Nec Corporation Methods and apparatuses for reference signal transmission
CN108809503B (zh) * 2017-05-05 2023-10-20 华为技术有限公司 一种参考信号图样的传输方法及其装置
US10009832B1 (en) * 2017-08-11 2018-06-26 At&T Intellectual Property I, L.P. Facilitating compact signaling design for reserved resource configuration in wireless communication systems
US10681652B2 (en) * 2017-11-28 2020-06-09 Qualcomm Incorporated Power control for dual radio access technology (RAT) communication
CN110035518B (zh) * 2018-01-12 2022-05-24 华为技术有限公司 一种通信方法及装置
US12034660B2 (en) 2018-09-28 2024-07-09 Telefonaktiebolaget Lm Ericsson (Publ) Coexistence of reference signals in wireless communication networks
CN111294850B (zh) * 2019-01-11 2021-10-08 北京紫光展锐通信技术有限公司 测量上报方法及装置、终端设备信息获取方法及装置
US11569961B2 (en) * 2019-08-30 2023-01-31 Huawei Technologies Co., Ltd. Reference signaling overhead reduction apparatus and methods
EP4066408A4 (en) * 2020-06-12 2022-12-28 ZTE Corporation PROCEDURE FOR REFERENCE SIGNAL CONFIGURATION
CN115606295A (zh) * 2021-03-31 2023-01-13 苹果公司（Us） 对参考信号的资源计数
US20240388346A1 (en) * 2021-10-15 2024-11-21 Qualcomm Incorporated Antenna adaptation according to channel state information reference signal resource management
WO2025159910A1 (en) * 2024-01-24 2025-07-31 Kyocera Corporation Density adjusted channel state information reference signal (csi-rs) resource mapping schemes for massive mimo systems

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9407409B2 (en) * 2010-02-23 2016-08-02 Qualcomm Incorporated Channel state information reference signals
WO2012024321A2 (en) 2010-08-16 2012-02-23 Zte (Usa) Inc. Methods and systems for csi-rs resource allocation in lte-advance systems
CN102437987B (zh) 2010-09-29 2015-09-16 中兴通讯股份有限公司 信道状态信息参考信号序列的生成和映射方法及装置
JP2014529226A (ja) * 2011-08-11 2014-10-30 インターデイジタル パテント ホールディングス インコーポレイテッド バックホールリレーのための多入力および多出力（ｍｉｍｏ）拡張
JP6069216B2 (ja) 2011-11-07 2017-02-01 株式会社Ｎｔｔドコモ 無線通信システム、基地局装置、移動端末装置、及び干渉測定方法
US8953699B2 (en) * 2011-11-07 2015-02-10 Google Technology Holdings LLC Method and apparatus for CSI feedback for joint processing schemes in an orthogonal frequency division multiplexing communication system with coordinated multi-point transmission
US9008585B2 (en) * 2012-01-30 2015-04-14 Futurewei Technologies, Inc. System and method for wireless communications measurements and CSI feedback
WO2013133626A1 (ko) * 2012-03-06 2013-09-12 엘지전자 주식회사 무선 통신 시스템에서 채널상태정보 전송 방법 및 장치
CN103582085B (zh) 2012-08-10 2017-02-22 华为技术有限公司 异构网络中的接入方法和装置
CN103634074B (zh) 2012-08-29 2018-04-10 中兴通讯股份有限公司 下行数据的速率匹配方法及装置
CN103843274B (zh) * 2012-09-26 2017-04-19 华为技术有限公司 信道状态信息的测量方法、设备及系统
CN103781092B (zh) * 2012-10-19 2019-08-16 北京三星通信技术研究有限公司 测量信道参考信号的方法及设备
US9398480B2 (en) * 2012-11-02 2016-07-19 Telefonaktiebolaget L M Ericsson (Publ) Methods of obtaining measurements in the presence of strong and/or highly varying interference
KR101998856B1 (ko) 2013-01-28 2019-07-11 삼성전자주식회사 무선통신시스템에서의 송/수신 장치 및 방법
US9860040B2 (en) * 2013-02-01 2018-01-02 Lg Electronics Inc. Method and apparatus for allocating resources for reference signal in wireless communication system
CN105075322B (zh) 2013-03-28 2018-11-20 Lg 电子株式会社 在天线阵列中获取信道状态信息的方法和装置
CN103402260B (zh) * 2013-07-10 2017-05-03 中国科学院计算技术研究所 协作多点通信中的协作集选取的方法及系统
WO2015109495A1 (zh) * 2014-01-23 2015-07-30 华为技术有限公司 信道状态信息的测量方法及网络节点
US9253771B2 (en) * 2014-03-28 2016-02-02 Intel IP Corporation User equipment-designed demodulation reference signal pattern book
US20160088594A1 (en) 2014-09-18 2016-03-24 Gang Xiong Device and method of supporting reduced data transmission bandwidth
WO2016116324A1 (en) * 2015-01-23 2016-07-28 Telefonaktiebolaget Lm Ericsson (Publ) Radio node, wireless device, and methods therein for configuring the wireless device
US10637550B2 (en) * 2015-02-05 2020-04-28 Lg Electronics Inc. Method for CSI feedback in wireless communication system, and apparatus therefor
WO2016163797A1 (ko) * 2015-04-10 2016-10-13 주식회사 아이티엘 전 차원 다중입력 다중출력 무선 통신 시스템에서 채널상태정보 참조신호 송수신 방법 및 장치
WO2017048107A1 (ko) 2015-09-18 2017-03-23 삼성전자 주식회사 무선 통신 시스템에서 피드백 신호를 송수신하는 방법 및 장치
KR102296677B1 (ko) 2016-12-08 2021-09-02 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) Csi-rs에 대해 사용되는 컴포넌트 조합의 획득 및 표시
US20180279289A1 (en) 2017-03-23 2018-09-27 Huawei Technologies Co., Ltd. System and Method for Signaling for Resource Allocation for One or More Numerologies
US10630366B2 (en) 2017-06-15 2020-04-21 Lg Electronics Inc. Method for reporting channel state information in wireless communication system and apparatus therefor

Also Published As

Publication number Publication date
US20190268088A1 (en) 2019-08-29
JP6987863B2 (ja) 2022-01-05
JP7576532B2 (ja) 2024-10-31
EP3552336A1 (en) 2019-10-16
EP3552336B1 (en) 2021-02-03
CN110050431A (zh) 2019-07-23
RU2725169C1 (ru) 2020-06-30
CN114884613A (zh) 2022-08-09
WO2018104912A1 (en) 2018-06-14
ZA201902027B (en) 2021-09-29
JP2020501450A (ja) 2020-01-16
US10887045B2 (en) 2021-01-05
CN110050431B (zh) 2022-04-19
JP2022043092A (ja) 2022-03-15
CN114884613B (zh) 2024-12-06
US11438094B2 (en) 2022-09-06
US20210091882A1 (en) 2021-03-25

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