KR20170039664A - Mm-파 액세스 시스템들에서의 경합-기반 랜덤 액세스를 위한 비대칭 능력들의 이용 방법들 - Google Patents

Mm-파 액세스 시스템들에서의 경합-기반 랜덤 액세스를 위한 비대칭 능력들의 이용 방법들 Download PDF

Info

Publication number
KR20170039664A
KR20170039664A KR1020177002998A KR20177002998A KR20170039664A KR 20170039664 A KR20170039664 A KR 20170039664A KR 1020177002998 A KR1020177002998 A KR 1020177002998A KR 20177002998 A KR20177002998 A KR 20177002998A KR 20170039664 A KR20170039664 A KR 20170039664A
Authority
KR
South Korea
Prior art keywords
mmw
beamforming capability
beams
capability information
scanning
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.)
Ceased
Application number
KR1020177002998A
Other languages
English (en)
Korean (ko)
Inventor
바산탄 라가반
순다르 수브라마니안
준이 리
애시윈 삼파스
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20170039664A publication Critical patent/KR20170039664A/ko
Ceased legal-status Critical Current

Links

Images

Classifications

    • 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
    • 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
    • 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

Landscapes

  • 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)
KR1020177002998A 2014-08-05 2015-07-01 Mm-파 액세스 시스템들에서의 경합-기반 랜덤 액세스를 위한 비대칭 능력들의 이용 방법들 Ceased KR20170039664A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/452,510 2014-08-05
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
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

Publications (1)

Publication Number Publication Date
KR20170039664A true KR20170039664A (ko) 2017-04-11

Family

ID=53719972

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020177002998A Ceased KR20170039664A (ko) 2014-08-05 2015-07-01 Mm-파 액세스 시스템들에서의 경합-기반 랜덤 액세스를 위한 비대칭 능력들의 이용 방법들

Country Status (6)

Country Link
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 (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101748066B1 (ko) * 2013-04-15 2017-06-15 아이디에이씨 홀딩스, 인크. 밀리미터 파장(mmw) 이중 접속을 위한 불연속적인 수신(drx) 기법들
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
WO2017186288A1 (en) * 2016-04-27 2017-11-02 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
US10757707B2 (en) 2016-06-03 2020-08-25 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
WO2018029362A1 (en) * 2016-08-11 2018-02-15 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for wireless device synchronization in a beam-based communication system
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
CN110114986B (zh) * 2017-01-05 2023-02-17 瑞典爱立信有限公司 波束成形模式的配置
US10568132B2 (en) 2017-01-13 2020-02-18 Sony Corporation Contention-based random access with receive beamforming in wireless networks
US10945225B2 (en) 2017-02-03 2021-03-09 Ntt Docomo, Inc. User apparatus, and preamble transmission method
US11032718B2 (en) * 2017-02-06 2021-06-08 Qualcomm Incorporated Optimizing millimeter wave beam searching
BR112019016164A2 (pt) * 2017-02-06 2020-03-24 Altiostar Networks, Inc. Sistema de comunicações mimo de múltiplos sítios com formação de feixe híbrido em arquitetura dividida em camadas l1
CN110546967B (zh) * 2017-03-09 2021-10-01 Lg电子株式会社 基于波束接收mbms服务的方法及装置
EP3606131A4 (en) * 2017-03-27 2020-12-16 Mitsubishi Electric Corporation COMMUNICATION SYSTEM
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
KR102663451B1 (ko) * 2017-08-10 2024-05-09 소니그룹주식회사 통신 장치, 통신 제어 방법 및 컴퓨터 프로그램
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
EP3804162B1 (en) * 2018-06-06 2022-08-10 Sony Group Corporation Coexistence of radar probing and wireless communication
JP7314945B2 (ja) * 2018-08-09 2023-07-26 ソニーグループ株式会社 通信装置、通信方法及び記録媒体
US11310674B2 (en) * 2018-12-11 2022-04-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for beamforming control in a wireless communication network
EP3895333A1 (en) 2018-12-11 2021-10-20 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for configuring beamforming operations in a wireless communication network
US11831383B2 (en) 2020-01-27 2023-11-28 Qualcomm Incorporated Beam failure recovery assistance in upper band millimeter wave wireless communications
US12401403B2 (en) 2020-01-27 2025-08-26 Qualcomm Incorporated Antenna group-specific parameter configuration in millimeter wave communications
US12531626B2 (en) * 2020-01-27 2026-01-20 Qualcomm Incorporated Asymmetric uplink-downlink beam training in frequency bands
EP4097870A1 (en) 2020-01-27 2022-12-07 Qualcomm Incorporated Antenna group selection and indication in frequency bands
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
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

Family Cites Families (26)

* 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
TWI416885B (zh) * 2004-09-10 2013-11-21 內數位科技公司 於無線區域網路中實施智慧天線
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
US9100068B2 (en) 2008-03-17 2015-08-04 Qualcomm, Incorporated Multi-resolution beamforming 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
US8891640B2 (en) * 2011-06-21 2014-11-18 Marvell World Trade Ltd. Uplink training for MIMO implicit beamforming
KR101950778B1 (ko) * 2011-08-16 2019-02-21 삼성전자주식회사 빔 포밍 기반의 무선통신시스템에서 다중 안테나 전송을 지원하기 위한 장치 및 방법
EP3557914B1 (en) * 2011-12-08 2024-03-27 InterDigital Patent Holdings, Inc. Method and apparatus for a millimeter wave communication system
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
KR20130127347A (ko) 2012-05-10 2013-11-22 삼성전자주식회사 아날로그 및 디지털 하이브리드 빔포밍을 통한 통신 방법 및 장치
US9935699B2 (en) * 2012-06-22 2018-04-03 Samsung Electronics Co., Ltd. Communication method and apparatus using beamforming in a wireless 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
KR102008467B1 (ko) * 2012-12-27 2019-08-07 삼성전자주식회사 빔포밍 기반 무선 통신시스템의 상향링크 전력 제어 방법 및 장치
US9647735B2 (en) * 2013-05-31 2017-05-09 Intel IP Corporation Hybrid digital and analog beamforming for large antenna arrays
WO2015149312A1 (zh) * 2014-04-02 2015-10-08 华为技术有限公司 一种基于波束成形的通信方法及装置
US9363683B2 (en) * 2014-07-15 2016-06-07 Qualcomm Incorporated Asymmetric capability-driven methods for beam tracking in mm-wave access systems

Also Published As

Publication number Publication date
US20160044517A1 (en) 2016-02-11
EP3178169A1 (en) 2017-06-14
JP6567650B2 (ja) 2019-08-28
CN106575987B (zh) 2020-08-21
US9681309B2 (en) 2017-06-13
CN106575987A (zh) 2017-04-19
WO2016022235A1 (en) 2016-02-11
JP2017531352A (ja) 2017-10-19

Similar Documents

Publication Publication Date Title
US11582728B2 (en) Method and apparatus for lightweight messaging during initial synchronization, discovery, and association in directional wireless systems
US9681309B2 (en) Methods exploiting asymmetric capabilities for contention-based random access in mm-wave access systems
KR102246747B1 (ko) 밀리미터파 액세스 시스템들에서 빔 트래킹을 위한 비대칭 성능 구동 방법들
KR101775306B1 (ko) 지원된 밀리미터 파장 무선 액세스 네트워크들에서의 ue 개시된 발견
KR101761086B1 (ko) 지향성 무선 네트워크에서의 접속 포인트 발견 및 연관을 위한 방법 및 장치
KR20170007753A (ko) 발견 및 동기화 및 빔포밍을 위한 저주파수 캐리어들과 밀리미터 파 채널들 사이의 협력 기법들

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

E601 Decision to refuse application
PE0601 Decision on rejection of patent

St.27 status event code: N-2-6-B10-B15-exm-PE0601

P22-X000 Classification modified

St.27 status event code: A-2-2-P10-P22-nap-X000