CN106575987B - 毫米波接入系统中的基于竞争的随机接入的方法 - Google Patents

毫米波接入系统中的基于竞争的随机接入的方法 Download PDF

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Publication number
CN106575987B
CN106575987B CN201580041884.8A CN201580041884A CN106575987B CN 106575987 B CN106575987 B CN 106575987B CN 201580041884 A CN201580041884 A CN 201580041884A CN 106575987 B CN106575987 B CN 106575987B
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mmw
beamforming capability
scanning
beams
capability information
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CN106575987A (zh
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V·拉加万
S·苏布拉玛尼安
厉隽怿
A·桑佩斯
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • 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
    • 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
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • 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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B7/0682—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 using phase diversity (e.g. phase sweeping)
    • 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
    • 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
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • 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
    • 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
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/15—Setup of multiple wireless link connections

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Quality & Reliability (AREA)
  • Electromagnetism (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201580041884.8A 2014-08-05 2015-07-01 毫米波接入系统中的基于竞争的随机接入的方法 Expired - Fee Related CN106575987B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/452,510 US9681309B2 (en) 2014-08-05 2014-08-05 Methods exploiting asymmetric capabilities for contention-based random access in mm-wave access systems
US14/452,510 2014-08-05
PCT/US2015/038770 WO2016022235A1 (en) 2014-08-05 2015-07-01 Methods exploiting asymmetric capabilities for contention-based random access in mm-wave access systems

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CN106575987A CN106575987A (zh) 2017-04-19
CN106575987B true CN106575987B (zh) 2020-08-21

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US (1) US9681309B2 (enExample)
EP (1) EP3178169A1 (enExample)
JP (1) JP6567650B2 (enExample)
KR (1) KR20170039664A (enExample)
CN (1) CN106575987B (enExample)
WO (1) WO2016022235A1 (enExample)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201507524A (zh) * 2013-04-15 2015-02-16 Interdigital Patent Holdings 毫米波長(mmw)雙連接性不連續接收(drx)方案
US10382977B2 (en) * 2014-12-09 2019-08-13 Hughes Network Systems, Llc Apparatus and method for monitoring operations in a satellite communication system
US9596053B1 (en) * 2015-01-14 2017-03-14 Sprint Spectrum L.P. Method and system of serving a user equipment device using different modulation and coding schemes
US10505643B2 (en) * 2015-03-26 2019-12-10 Lg Electronics Inc. Method and device for estimating doppler frequency by using beam scanning process in wireless communication system
CN106162687B (zh) * 2015-04-01 2021-06-11 索尼公司 用于无线通信的用户设备侧和基站侧的装置和方法
CN106304354B (zh) * 2015-06-08 2019-02-15 中兴通讯股份有限公司 一种载频间协作方法及装置
GB2546099B (en) * 2016-01-08 2019-05-29 Samsung Electronics Co Ltd Initial access method
CN107277831B (zh) * 2016-04-08 2020-07-07 华为技术有限公司 无线通信系统中传输信号的方法和装置
US10863424B2 (en) * 2016-04-27 2020-12-08 Telefonaktiebolaget Lm Ericsson (Publ) Technique for transmitting discovery-related signals from a transmission point to a user equipment
US10582538B2 (en) 2016-05-31 2020-03-03 Qualcomm Incorporated RACH combining across multiple attempts
WO2017209583A1 (en) 2016-06-03 2017-12-07 Samsung Electronics Co., Ltd. Method and apparatus for communicating in wireless communication system
TWI674812B (zh) * 2016-06-24 2019-10-11 華碩電腦股份有限公司 用於無線通訊系統中使用者設備波束成形和波束掃掠的方法和設備
DK3790322T3 (da) * 2016-08-11 2022-05-23 Ericsson Telefon Ab L M Fremgangsmåde og indretning til synkronisering af en trådløs indretning i et strålebaseret kommunikationssystem
US11108522B2 (en) 2016-08-19 2021-08-31 Telefonaktiebolaget Lm Ericsson (Publ) Distinguishing reference signals in a beam-based communication system
US10631299B2 (en) * 2016-09-08 2020-04-21 Qualcomm Incorporated Transmission scheme management for common channels in NR
US10736082B2 (en) * 2016-10-31 2020-08-04 Qualcomm Incorporated Transmission of a common control in a beamforming system
KR102519326B1 (ko) * 2016-12-16 2023-04-07 삼성전자주식회사 무선 통신 시스템에서 채널 측정 방법 및 장치
US10499435B2 (en) * 2017-01-05 2019-12-03 Telefonaktiebolaget Lm Ericsson (Publ) Configuration of beamforming mode
US10568132B2 (en) 2017-01-13 2020-02-18 Sony Corporation Contention-based random access with receive beamforming in wireless networks
WO2018143375A1 (ja) 2017-02-03 2018-08-09 株式会社Ｎｔｔドコモ ユーザ装置、及びプリアンブル送信方法
CN110537337B (zh) * 2017-02-06 2023-03-28 奥提欧斯塔网络公司 在l1分割架构中具有混合波束成形的多站点mimo通信系统
US11032718B2 (en) * 2017-02-06 2021-06-08 Qualcomm Incorporated Optimizing millimeter wave beam searching
KR102147932B1 (ko) * 2017-03-09 2020-08-25 엘지전자 주식회사 빔을 기반으로 mbms 서비스를 수신하는 방법 및 장치
WO2018180151A1 (ja) * 2017-03-27 2018-10-04 三菱電機株式会社 通信システム
CN108736941A (zh) * 2017-04-18 2018-11-02 中国移动通信有限公司研究院 一种数据传输方法、基站及终端
US11076406B2 (en) * 2017-07-06 2021-07-27 Qualcomm Incorporated Beam management for physical downlink control channel (PDCCH) transmission and reception
WO2019031190A1 (ja) * 2017-08-10 2019-02-14 ソニー株式会社 通信装置、通信制御方法及びコンピュータプログラム
US10305562B2 (en) * 2017-09-28 2019-05-28 Apple Inc. Different sector rotation speeds for post-amble processing of a beam forming packet
US10924173B2 (en) * 2017-11-02 2021-02-16 Qualcomm Incorporated Beam management in directional beam networks
KR102421695B1 (ko) 2017-12-07 2022-07-15 삼성전자주식회사 무선 통신 시스템에서 빔을 이용하여 신호를 송신하기 위한 장치 및 방법
CN108173578B (zh) * 2018-01-09 2020-07-03 北京航空航天大学 阵列天线模拟多波束赋形方法
MX2020007515A (es) * 2018-01-22 2020-09-09 Ericsson Telefon Ab L M Control de mediciones de se?al en dispositivos inalambricos de formacion de haces.
US11088750B2 (en) * 2018-02-16 2021-08-10 Qualcomm Incorporated Feedback of beam switch time capability
WO2019218296A1 (en) 2018-05-17 2019-11-21 Qualcomm Incorporated Ue specific beamforming for narrowband communications
WO2019233830A1 (en) * 2018-06-06 2019-12-12 Sony Corporation Coexistence of radar probing and wireless communication
US11258483B2 (en) 2018-08-09 2022-02-22 Sony Corporation Communication device, communication method, and recording medium
WO2020119893A1 (en) 2018-12-11 2020-06-18 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for configuring beamforming operations in a wireless communication network
EP3895340A1 (en) * 2018-12-11 2021-10-20 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for beamforming control in a wireless communication network
US12676662B2 (en) 2020-01-27 2026-07-07 Qualcomm Incorporated Beam correlation for carrier aggregation
US12401403B2 (en) 2020-01-27 2025-08-26 Qualcomm Incorporated Antenna group-specific parameter configuration in millimeter wave communications
US11831383B2 (en) 2020-01-27 2023-11-28 Qualcomm Incorporated Beam failure recovery assistance in upper band millimeter wave wireless communications
US12407385B2 (en) 2020-01-27 2025-09-02 Qualcomm Incorporated Signaling of beam correlation across millimeter wave frequency bands
US11856570B2 (en) 2020-01-27 2023-12-26 Qualcomm Incorporated Dynamic mixed mode beam correspondence in upper millimeter wave bands
EP4097870A1 (en) 2020-01-27 2022-12-07 Qualcomm Incorporated Antenna group selection and indication in frequency bands
US12531626B2 (en) * 2020-01-27 2026-01-20 Qualcomm Incorporated Asymmetric uplink-downlink beam training in frequency bands
US12374787B2 (en) 2020-02-11 2025-07-29 Qualcomm Incorporated Adjusting communications operations for changes to configurations for quasi co-location and number of antenna elements
US11265055B2 (en) 2020-02-21 2022-03-01 Qualcomm Incorporated Flexible beamforming using frequency-division multiplexing
US11963201B2 (en) 2020-04-28 2024-04-16 Qualcomm Incorporated User equipment antenna subarray selection dependent beam switching capability reporting
US11877315B2 (en) * 2020-09-15 2024-01-16 Qualcomm Incorporated Wireless device digital beamforming capability indication
US11664857B2 (en) 2020-10-28 2023-05-30 Qualcomm Incorporated Techniques for blockage sensor assisted beam management
CN116582842B (zh) * 2023-07-13 2023-10-20 中国科学技术大学 一种irs辅助的车载毫米波广播方法、系统及储存介质

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5469851A (en) * 1994-08-09 1995-11-28 Hewlett-Packard Company Time multiplexed digital ultrasound beamformer
US6778138B2 (en) * 2001-11-14 2004-08-17 The United States Of America As Represented By The Secretary Of The Navy Apparatus for and method of forming multiple simultaneous electronically scanned beams using direct digital synthesis
US20130045690A1 (en) * 2011-08-16 2013-02-21 Samsung Electronics Co., Ltd. Apparatus and method for supporting multi-antenna transmission in beamformed wireless communication system
US20130301454A1 (en) * 2012-05-10 2013-11-14 Samsung Electronics Co. Ltd. Communication method and apparatus using analog and digital hybrid beamforming
US20130343303A1 (en) * 2012-06-22 2013-12-26 Samsung Electronics Co., Ltd. Communication method and apparatus using beamforming in a wireless communication system
US20140185481A1 (en) * 2012-12-27 2014-07-03 Samsung Electronics Co., Ltd. Uplink power control method and apparatus in a beam-forming based wireless communication system
CN106537804A (zh) * 2014-07-15 2017-03-22 高通股份有限公司 用于在毫米波接入系统中进行波束跟踪的非对称能力驱动方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY149952A (en) * 2004-09-10 2013-11-15 Interdigital Tech Corp Implementing a smart antenna in a wireless local area network
US20080014892A1 (en) * 2006-07-17 2008-01-17 Carlos Aldana Method and system for antenna selection algorithm at the transmitter
US7916807B2 (en) * 2006-10-18 2011-03-29 Broadcom Corporation Method and system for choice of a steering matrix (Q) for sounding in antenna selection
US7898478B2 (en) * 2007-02-28 2011-03-01 Samsung Electronics Co., Ltd. Method and system for analog beamforming in wireless communication systems
US7978134B2 (en) * 2007-08-13 2011-07-12 Samsung Electronics Co., Ltd. System and method for efficient transmit and receive beamforming protocol with heterogeneous antenna configuration
US8040278B2 (en) * 2007-11-09 2011-10-18 Intel Corporation Adaptive antenna beamforming
US8351521B2 (en) 2008-03-17 2013-01-08 Qualcomm Incorporated Multi-resolution beamforming based on codebooks in MIMO systems
US8184052B1 (en) * 2008-09-24 2012-05-22 Marvell International Ltd. Digital beamforming scheme for phased-array antennas
WO2011138777A2 (en) * 2010-05-04 2011-11-10 Celeno Communications Ltd. System and method for channel state related feedback in multi-user multiple-input-multiple-output systems
EP2403067A1 (en) * 2010-06-23 2012-01-04 Astrium Limited An antenna
US9585083B2 (en) 2011-06-17 2017-02-28 Samsung Electronics Co., Ltd. Apparatus and method for supporting network entry in a millimeter-wave mobile broadband communication system
WO2012177414A1 (en) * 2011-06-21 2012-12-27 Marvell World Trade Ltd. Uplink training for mimo implicit beamforming
JP5989798B2 (ja) * 2011-12-08 2016-09-07 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 ミリ波通信システムの方法および装置
US10264478B2 (en) 2011-12-16 2019-04-16 Samsung Electronics Co., Ltd. Methods and apparatus to enhance reliability in millimeter wave wideband communications
US9491755B2 (en) * 2012-03-09 2016-11-08 Samsung Electronics Co., Ltd. Methods and apparatus to transmit and receive synchronization signals in a mobile communication system
US9439096B2 (en) 2012-08-13 2016-09-06 Samsung Electronics Co., Ltd. Method and apparatus to support channel refinement and multi-stream transmission in millimeter wave systems
WO2014035281A1 (en) 2012-08-29 2014-03-06 Intel Corporation Device, system and method of wireless communication utilizing one or more antenna arrays
WO2014193475A1 (en) * 2013-05-31 2014-12-04 Intel IP Corporation Hybrid digital and analog beamforming for large antenna arrays
KR101846832B1 (ko) * 2014-04-02 2018-04-09 후아웨이 테크놀러지 컴퍼니 리미티드 빔형성 기반 통신 방법 및 장치

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5469851A (en) * 1994-08-09 1995-11-28 Hewlett-Packard Company Time multiplexed digital ultrasound beamformer
US6778138B2 (en) * 2001-11-14 2004-08-17 The United States Of America As Represented By The Secretary Of The Navy Apparatus for and method of forming multiple simultaneous electronically scanned beams using direct digital synthesis
US20130045690A1 (en) * 2011-08-16 2013-02-21 Samsung Electronics Co., Ltd. Apparatus and method for supporting multi-antenna transmission in beamformed wireless communication system
US20130301454A1 (en) * 2012-05-10 2013-11-14 Samsung Electronics Co. Ltd. Communication method and apparatus using analog and digital hybrid beamforming
US20130343303A1 (en) * 2012-06-22 2013-12-26 Samsung Electronics Co., Ltd. Communication method and apparatus using beamforming in a wireless communication system
US20140185481A1 (en) * 2012-12-27 2014-07-03 Samsung Electronics Co., Ltd. Uplink power control method and apparatus in a beam-forming based wireless communication system
CN106537804A (zh) * 2014-07-15 2017-03-22 高通股份有限公司 用于在毫米波接入系统中进行波束跟踪的非对称能力驱动方法

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CN106575987A (zh) 2017-04-19
JP6567650B2 (ja) 2019-08-28
KR20170039664A (ko) 2017-04-11
EP3178169A1 (en) 2017-06-14
US9681309B2 (en) 2017-06-13
JP2017531352A (ja) 2017-10-19
WO2016022235A1 (en) 2016-02-11
US20160044517A1 (en) 2016-02-11

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