CN109891773B - 针对各种波束对应性水平的波束管理 - Google Patents

针对各种波束对应性水平的波束管理 Download PDF

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Publication number
CN109891773B
CN109891773B CN201780068020.4A CN201780068020A CN109891773B CN 109891773 B CN109891773 B CN 109891773B CN 201780068020 A CN201780068020 A CN 201780068020A CN 109891773 B CN109891773 B CN 109891773B
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wireless node
correspondence
determining
transmit
level
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Chinese (zh)
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CN109891773A (zh
Inventor
M·N·伊斯兰
S·萨布拉马尼安
J·李
J·塞尚
N·阿贝迪尼
B·萨迪格
T·罗
A·萨姆帕斯
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • H04B7/06966—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping using beam correspondence; using channel reciprocity, e.g. downlink beam training based on uplink sounding reference signal [SRS]
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • 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
    • H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
    • 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
    • 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
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • H04B7/0696—Determining beam pairs
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
    • H04B7/0814—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching based on current reception conditions, e.g. switching to different antenna when signal level is below threshold
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/088—Hybrid systems, i.e. switching and combining using beam selection
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/28—Cell structures using beam steering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/08—Reselecting an access point
    • H04W36/085—Reselecting an access point involving beams of access points
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • 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
    • H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/18—Management of setup rejection or failure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201780068020.4A 2016-11-04 2017-10-09 针对各种波束对应性水平的波束管理 Active CN109891773B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662418086P 2016-11-04 2016-11-04
US62/418,086 2016-11-04
US15/637,885 US10284278B2 (en) 2016-11-04 2017-06-29 Beam management for various levels of beam correspondence
US15/637,885 2017-06-29
PCT/US2017/055713 WO2018084999A1 (en) 2016-11-04 2017-10-09 Beam management for various levels of beam correspondence

Publications (2)

Publication Number Publication Date
CN109891773A CN109891773A (zh) 2019-06-14
CN109891773B true CN109891773B (zh) 2022-03-22

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US (1) US10284278B2 (enExample)
EP (1) EP3535863B1 (enExample)
JP (1) JP7013457B2 (enExample)
KR (1) KR102543782B1 (enExample)
CN (1) CN109891773B (enExample)
BR (1) BR112019008909A2 (enExample)
WO (1) WO2018084999A1 (enExample)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108282198B (zh) 2017-01-06 2021-11-19 华为技术有限公司 一种信号传输方法和装置
US10798588B2 (en) * 2017-02-06 2020-10-06 Mediatek Inc. Mechanism for beam reciprocity determination and uplink beam management
US10211898B2 (en) 2017-06-26 2019-02-19 At&T Intellectual Property I, L.P. Configurable beam failure event design
US10374683B2 (en) * 2017-09-07 2019-08-06 Futurewei Technologies, Inc. Apparatus and method for beam failure recovery
US10735081B2 (en) * 2017-09-13 2020-08-04 Chiun Mai Communication Systems, Inc. Heterogeneous network, mobile device and method for beam training and tracking
US10091662B1 (en) * 2017-10-13 2018-10-02 At&T Intellectual Property I, L.P. Customer premises equipment deployment in beamformed wireless communication systems
EP3701637A1 (en) * 2017-10-25 2020-09-02 Telefonaktiebolaget LM Ericsson (PUBL) Beam training of a radio transceiver device
US10827364B2 (en) 2018-02-14 2020-11-03 Futurewei Technologies, Inc. Phased array antenna system for fast beam searching
US11038643B2 (en) * 2018-02-27 2021-06-15 Qualcomm Incorporated Beam reporting for active beams
WO2020005121A1 (en) * 2018-06-25 2020-01-02 Telefonaktiebolaget Lm Ericsson (Publ) Handling beam pairs in a wireless network
US11228353B2 (en) 2018-08-09 2022-01-18 Qualcomm Incorporated Beamforming in non-reciprocal uplink and downlink channels
US10715238B2 (en) * 2018-09-28 2020-07-14 At&T Intellectual Property I, L.P. Outcome based receiver beam tuning
US11349545B2 (en) 2018-11-02 2022-05-31 Apple Inc. Beam management without beam correspondence
US11201662B2 (en) * 2018-11-02 2021-12-14 Apple Inc. Uplink transmit beam sweep
US11579236B2 (en) * 2018-11-21 2023-02-14 Cisco Technology, Inc. Partial phase vectors as network sensors
CN109644456B (zh) * 2018-11-29 2023-10-10 北京小米移动软件有限公司 波束扫描范围确定方法、装置、设备及存储介质
CN111294891B (zh) * 2018-12-07 2021-06-22 成都华为技术有限公司 一种天线面板及波束的管理方法和设备
WO2020155150A1 (zh) * 2019-02-02 2020-08-06 北京小米移动软件有限公司 波束对应方法和装置、用户设备及基站
CN113439410B (zh) * 2019-02-15 2025-01-07 苹果公司 用于动态配置用户装备探测参考信号(srs)资源的系统和方法
EP3963744A1 (en) * 2019-04-30 2022-03-09 Sony Group Corporation Methods for enabling beam reference signalling, wireless devices and network nodes
US11496202B2 (en) * 2019-05-16 2022-11-08 Nxp Usa, Inc. Fast and robust cell search for 5G and millimeter-wave wireless communication systems using joint frequency raster and receive beam search
CN112152686B (zh) 2019-06-27 2023-09-26 中兴通讯股份有限公司 一种实现波束扫描与通信的方法、装置
US11395155B2 (en) 2019-07-05 2022-07-19 Qualcomm Incorporated Virtual serving beam tracking in millimeter wave wireless systems
US11082265B2 (en) 2019-07-31 2021-08-03 At&T Intellectual Property I, L.P. Time synchronization of mobile channel sounding system
WO2021027763A1 (en) 2019-08-12 2021-02-18 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and device for beam determination for drx, ue and network device
US20220312225A1 (en) * 2019-08-14 2022-09-29 Samsung Electronics Co., Ltd. Communication method, and user equipment and network equipment performing the communication method
US20210051557A1 (en) * 2019-08-14 2021-02-18 Qualcomm Incorporated Communication procedure configuration for mobile network nodes
US11172533B2 (en) 2019-08-29 2021-11-09 Qualcomm Incorporated Methods and apparatus to facilitate multi-tasking and smart location selection during connected-mode discontinuous reception mode
WO2021138816A1 (zh) * 2020-01-07 2021-07-15 Oppo广东移动通信有限公司 用于波束选择的方法、终端设备和网络设备
WO2022015031A1 (en) * 2020-07-13 2022-01-20 Samsung Electronics Co., Ltd. Method and apparatus for selecting beam pairs in a beamforming based communication system
EP3968532A1 (en) 2020-09-14 2022-03-16 Nokia Technologies Oy User equipment beam correspondence
FI20206061A1 (en) 2020-10-26 2022-04-27 Nokia Technologies Oy LINK BUDGET EVALUATION
WO2022241703A1 (en) * 2021-05-20 2022-11-24 Huawei Technologies Co., Ltd. Methods and apparatus for communications using a reconfigurable intelligent surface
US12414117B2 (en) 2021-08-04 2025-09-09 Apple Inc. Uplink transmission beam selection in a secondary cell
US12232184B2 (en) * 2021-08-25 2025-02-18 Qualcomm Incorporated Uplink beam sweeping during random access procedures
WO2023044787A1 (zh) * 2021-09-24 2023-03-30 北京小米移动软件有限公司 波束配置、确定方法、基站、信号中转设备和存储介质
WO2023216211A1 (en) * 2022-05-13 2023-11-16 Telefonaktiebolaget Lm Ericsson (Publ) Over the air calibration for an advanced antenna system
US20240007154A1 (en) * 2022-06-30 2024-01-04 Qualcomm Incorporated Beamforming techniques in wi-fi frequency bands
US12457020B2 (en) * 2022-09-19 2025-10-28 Parsa Wireless Communications Llc Intelligent downlink beamforming in a wireless communication network
US12463705B2 (en) * 2023-06-02 2025-11-04 Qualcomm Incorporated Detection of near-field location for wireless communications
WO2025155790A1 (en) * 2024-01-19 2025-07-24 Matsing, Inc. Rapid sequential area scanning with reduced beam interference

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105814808A (zh) * 2014-11-17 2016-07-27 联发科技股份有限公司 多天线系统的收发机架构

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008030806A2 (en) * 2006-09-06 2008-03-13 Qualcomm Incorporated Codeword permutation and reduced feedback for grouped antennas
JP2009182441A (ja) 2008-01-29 2009-08-13 Mitsubishi Electric Corp 通信装置およびキャリブレーション方法
US8510433B2 (en) * 2009-11-06 2013-08-13 Nec Laboratories America, Inc. Beam combination methods and systems for adapting communication links to varying channel conditions
KR101800221B1 (ko) 2011-08-11 2017-11-22 삼성전자주식회사 무선통신 시스템에서 빔 추적 방법 및 장치
KR101881847B1 (ko) * 2012-02-21 2018-08-24 삼성전자주식회사 통신 시스템에서 신호를 송수신하는 방법 및 장치
US9380582B2 (en) * 2012-04-16 2016-06-28 Samsung Electronics Co., Ltd. Methods and apparatus for flexible beam communications in random access in system with large number of antennas
KR102071372B1 (ko) * 2013-09-16 2020-01-30 삼성전자 주식회사 무선 통신 시스템에서 빔 포밍을 고려한 drx 제어 방법 및 장치
US9722726B2 (en) 2015-03-28 2017-08-01 Intel IP Corporation Reciprocity detection and utilization techniques for beamforming training
CN107925457A (zh) 2015-04-08 2018-04-17 株式会社Ntt都科摩 用于确定预编码矩阵的基站、用户装置和方法
US10075985B2 (en) 2015-08-17 2018-09-11 Intel IP Corporation Uplink synchronization with assisted mmWAVE enhanced node B

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105814808A (zh) * 2014-11-17 2016-07-27 联发科技股份有限公司 多天线系统的收发机架构

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Beam Management Views and Designs;Xinwei;《3GPP TSG RAN WG1 Meeting #86b,R1-1609691》;20161009;第1-5节 *
Discussion on Beam Training Procedure of NR MIMO;Sony;《3GPP TSG-RAN WG1 #86bis，R1-1609379》;20161009;第1-3节 *

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US10284278B2 (en) 2019-05-07
WO2018084999A1 (en) 2018-05-11
JP2020500456A (ja) 2020-01-09
BR112019008909A2 (pt) 2019-08-06
US20180131434A1 (en) 2018-05-10
EP3535863A1 (en) 2019-09-11
CN109891773A (zh) 2019-06-14
JP7013457B2 (ja) 2022-01-31
KR20190075929A (ko) 2019-07-01
KR102543782B1 (ko) 2023-06-14
EP3535863B1 (en) 2021-01-13

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