CN108886434B - 基于ue-rs的开环以及半开环mimo - Google Patents

基于ue-rs的开环以及半开环mimo Download PDF

Info

Publication number
CN108886434B
CN108886434B CN201780020753.0A CN201780020753A CN108886434B CN 108886434 B CN108886434 B CN 108886434B CN 201780020753 A CN201780020753 A CN 201780020753A CN 108886434 B CN108886434 B CN 108886434B
Authority
CN
China
Prior art keywords
data
block
resource
precoder
transmission
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
CN201780020753.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN108886434A (zh
Inventor
魏超
陈万士
P·加尔
徐浩
N·王
刘晓辉
侯纪磊
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.)
Qualcomm Inc
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 CN108886434A publication Critical patent/CN108886434A/zh
Application granted granted Critical
Publication of CN108886434B publication Critical patent/CN108886434B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04B7/06—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
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • H04B7/0667—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 delayed versions of same signal
    • H04B7/0671—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 delayed versions of same signal using different delays between antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H04L27/2636—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation with FFT or DFT modulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] transmitter or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
    • 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
    • H04L5/0037—Inter-user or inter-terminal allocation
    • H04L5/0039—Frequency-contiguous, i.e. with no allocation of frequencies for one user or terminal between the frequencies allocated to another
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
CN201780020753.0A 2016-04-01 2017-03-22 基于ue-rs的开环以及半开环mimo Active CN108886434B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/CN2016/078312 WO2017166287A1 (en) 2016-04-01 2016-04-01 Ue-rs-based open-loop and semi-open-loop mimo
CNPCT/CN2016/078312 2016-04-01
PCT/CN2017/077674 WO2017167092A1 (en) 2016-04-01 2017-03-22 Ue-rs-based open-loop and semi-open-loop mimo

Publications (2)

Publication Number Publication Date
CN108886434A CN108886434A (zh) 2018-11-23
CN108886434B true CN108886434B (zh) 2022-03-25

Family

ID=59962506

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201780020753.0A Active CN108886434B (zh) 2016-04-01 2017-03-22 基于ue-rs的开环以及半开环mimo

Country Status (5)

Country Link
US (2) US10868594B2 (enExample)
EP (1) EP3437225A4 (enExample)
JP (1) JP7126948B2 (enExample)
CN (1) CN108886434B (enExample)
WO (2) WO2017166287A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017166287A1 (en) 2016-04-01 2017-10-05 Qualcomm Incorporated Ue-rs-based open-loop and semi-open-loop mimo
US10673500B2 (en) 2018-06-25 2020-06-02 Qualcomm Incorporated Hybrid closed-loop multiple-input multiple-output and transparent diversity schemes
US11569886B2 (en) * 2019-04-01 2023-01-31 Qualcomm Incorporated Network-sensitive transmit diversity scheme
US12057913B2 (en) 2020-01-31 2024-08-06 Qualcomm Incorporated Precoder indication in downlink control information
CN113497645B (zh) * 2020-04-03 2022-11-08 大唐移动通信设备有限公司 一种预编码矩阵指示、确定方法、设备及介质
WO2022027637A1 (en) 2020-08-07 2022-02-10 Apple Inc. Hierarchical channel state information (csi) feedback with partial reciprocity with user equipment (ue)
US12003300B2 (en) 2020-08-07 2024-06-04 Apple Inc. Hierarchical channel state information (CSI) feedback with partial reciprocity in a network
US20240313833A1 (en) * 2021-07-22 2024-09-19 Telefonaktiebolaget Lm Ericsson (Publ) Diversity-aware truncated layer selection for low complexity beamforming
US12063082B2 (en) * 2022-05-23 2024-08-13 Qualcomm Incorporated Pseudo singular value decomposition (SVD) precoder
US12088372B2 (en) * 2022-09-09 2024-09-10 Qualcomm Incorporated Demodulation and CSF for 8Rx antennas
GB2627237A (en) * 2023-02-16 2024-08-21 Nokia Technologies Oy Devices, methods and apparatuses for spatial adaptation
WO2025063615A1 (ko) * 2023-09-18 2025-03-27 엘지전자 주식회사 상향링크 채널의 송수신을 위한 방법 및 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102244559A (zh) * 2010-05-12 2011-11-16 华为技术有限公司 一种预编码信息的发送和接收方法及装置
WO2013037060A1 (en) * 2011-09-12 2013-03-21 Research In Motion Limited Searching space and operation for enhanced pdcch in lte systems
CN103460618A (zh) * 2011-02-07 2013-12-18 英特尔公司 开环多输入多输出（mimo）的大延迟循环延迟分集（cdd）预编码器
CN103718487A (zh) * 2012-07-10 2014-04-09 华为技术有限公司 信道质量指示的获取方法、用户设备、演进节点b和系统
CN103746779A (zh) * 2013-12-31 2014-04-23 上海华为技术有限公司 一种信道状态信息测量、参考信号的发送方法和装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100754795B1 (ko) * 2004-06-18 2007-09-03 삼성전자주식회사 직교주파수분할다중 시스템에서 주파수 공간 블록 부호의부호화/복호화 장치 및 방법
US8923143B2 (en) * 2009-06-29 2014-12-30 Qualcomm Incorporated Open loop channel reporting in a wireless communication system
US8917677B2 (en) * 2010-04-14 2014-12-23 Samsung Electronics Co., Ltd. Systems and methods for bundling resource blocks in a wireless communication system
JP2012100254A (ja) * 2010-10-06 2012-05-24 Marvell World Trade Ltd Ｐｕｃｃｈフィードバックのためのコードブックサブサンプリング
CN102916766B (zh) * 2011-08-05 2016-03-30 华为技术有限公司 反馈、获取信道状态信息的方法和装置
CN104185960B (zh) * 2011-11-16 2018-03-20 三星电子株式会社 无线通信系统中发送控制信息的方法和装置
US9215694B2 (en) * 2011-12-22 2015-12-15 Qualcomm Incorporated Reference signals design for time tracking in LTE-A
KR102319700B1 (ko) 2014-05-02 2021-11-01 삼성전자 주식회사 무선 통신 시스템에서 선택적 채널 피드백 방법 및 장치
US9680535B2 (en) * 2015-01-16 2017-06-13 Samsung Electronics Co., Ltd. Method and apparatus for reduced feedback FD-MIMO
US11095342B2 (en) * 2015-10-04 2021-08-17 Lg Electronics Inc. Method for transmitting and receiving channel state information in wireless communication system, and apparatus therefor
WO2017166287A1 (en) 2016-04-01 2017-10-05 Qualcomm Incorporated Ue-rs-based open-loop and semi-open-loop mimo

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102244559A (zh) * 2010-05-12 2011-11-16 华为技术有限公司 一种预编码信息的发送和接收方法及装置
CN103460618A (zh) * 2011-02-07 2013-12-18 英特尔公司 开环多输入多输出（mimo）的大延迟循环延迟分集（cdd）预编码器
WO2013037060A1 (en) * 2011-09-12 2013-03-21 Research In Motion Limited Searching space and operation for enhanced pdcch in lte systems
CN103718487A (zh) * 2012-07-10 2014-04-09 华为技术有限公司 信道质量指示的获取方法、用户设备、演进节点b和系统
CN103746779A (zh) * 2013-12-31 2014-04-23 上海华为技术有限公司 一种信道状态信息测量、参考信号的发送方法和装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Discussion on the downlink superposed transmission.;Nokia Networks.;《3GPP TSG-RAN WG1 Meeting #80 bis，R1-152000》;20150410;5-6、20-21 *
Verifying PMI accuracy for eDL-MIMO.;Renesas Mobile Europe Ltd.;《3GPP TSG-RAN WG4 Meeting #59AH ,R4-113694》;20110621;2-3、17-18 *

Also Published As

Publication number Publication date
US10868594B2 (en) 2020-12-15
EP3437225A1 (en) 2019-02-06
BR112018069805A2 (pt) 2019-01-29
US20190089429A1 (en) 2019-03-21
WO2017167092A1 (en) 2017-10-05
JP2019518346A (ja) 2019-06-27
EP3437225A4 (en) 2020-02-19
WO2017166287A1 (en) 2017-10-05
CN108886434A (zh) 2018-11-23
JP7126948B2 (ja) 2022-08-29
US20210058120A1 (en) 2021-02-25
US11336344B2 (en) 2022-05-17

Similar Documents

Publication Publication Date Title
US11581933B2 (en) Energy efficient CSI measurement for FD-MIMO
US11336344B2 (en) UE-RS-based open-loop and semi-open-loop MIMO
US20220150017A1 (en) Csi feedback processing and reporting for eb/fd-mimo
US12166547B2 (en) Enhanced hybrid CSI-RS for FD-MIMO
CN109417416B (zh) 针对非周期性csi-rs的处理放宽
US11177862B2 (en) Hybrid class B FD-MIMO
CN109565821B (zh) 针对交错fdm上行链路dmrs的信令
CA3016260A1 (en) Channel covariance feedback for enhanced fd-mimo
WO2017190356A1 (en) Enhancement of linear combination codebooks in fd-mimo
CN109478926B (zh) 针对用于efd-mimo的具有更大数量的天线端口的csi-rs的端口索引
WO2017049599A1 (en) Csi reporting for beamformed csi-rs based fd-mimo
CN109792456B (zh) 用于交织fdm dmrs的梳适配方法和装置
BR112018069805B1 (pt) Método de comunicação sem fio, aparelho configurado para comunicação sem fio, e, memória legível por computador
HK40007236B (en) A method and apparatus for comb adaptation for interlaced fdm dmrs
HK40007236A (en) A method and apparatus for comb adaptation for interlaced fdm dmrs

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant