JP2023515220A - ビームフォーミングを採用した集中型無線アクセスネットワーク（ｃ－ｒａｎ）における選択的な送信および受信 - Google Patents

ビームフォーミングを採用した集中型無線アクセスネットワーク（ｃ－ｒａｎ）における選択的な送信および受信 Download PDF

Info

Publication number
JP2023515220A
JP2023515220A JP2022551769A JP2022551769A JP2023515220A JP 2023515220 A JP2023515220 A JP 2023515220A JP 2022551769 A JP2022551769 A JP 2022551769A JP 2022551769 A JP2022551769 A JP 2022551769A JP 2023515220 A JP2023515220 A JP 2023515220A
Authority
JP
Japan
Prior art keywords
rus
ues
reference signal
subset
transmissions
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.)
Pending
Application number
JP2022551769A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021173516A5 (https=
JP2023515220A5 (https=
Inventor
ビー ラゴザマン バラジ
Original Assignee
コムスコープ テクノロジーズ リミティド ライアビリティ カンパニー
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 コムスコープ テクノロジーズ リミティド ライアビリティ カンパニー filed Critical コムスコープ テクノロジーズ リミティド ライアビリティ カンパニー
Publication of JP2023515220A publication Critical patent/JP2023515220A/ja
Publication of JPWO2021173516A5 publication Critical patent/JPWO2021173516A5/ja
Publication of JP2023515220A5 publication Critical patent/JP2023515220A5/ja
Pending legal-status Critical Current

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
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0602—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 antenna switching
    • H04B7/0608—Antenna selection according to transmission parameters
    • H04B7/061—Antenna selection according to transmission parameters using feedback from receiving side
    • 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
    • H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/0085—Hand-off measurements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/06—Reselecting a communication resource in the serving access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H04W88/085—Access point devices with remote components

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2022551769A 2020-02-27 2021-02-23 ビームフォーミングを採用した集中型無線アクセスネットワーク（ｃ－ｒａｎ）における選択的な送信および受信 Pending JP2023515220A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202062982590P 2020-02-27 2020-02-27
US62/982,590 2020-02-27
US202163148491P 2021-02-11 2021-02-11
US63/148,491 2021-02-11
PCT/US2021/019171 WO2021173516A1 (en) 2020-02-27 2021-02-23 Selective transmission and reception in centralized radio access network (c-ran) employing beamforming

Publications (3)

Publication Number Publication Date
JP2023515220A true JP2023515220A (ja) 2023-04-12
JPWO2021173516A5 JPWO2021173516A5 (https=) 2024-03-04
JP2023515220A5 JP2023515220A5 (https=) 2024-03-04

Family

ID=77464195

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022551769A Pending JP2023515220A (ja) 2020-02-27 2021-02-23 ビームフォーミングを採用した集中型無線アクセスネットワーク（ｃ－ｒａｎ）における選択的な送信および受信

Country Status (4)

Country Link
US (1) US11812317B2 (https=)
EP (1) EP4111597A4 (https=)
JP (1) JP2023515220A (https=)
WO (1) WO2021173516A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025510420A (ja) * 2022-03-31 2025-04-15 ジェイアイオー・プラットフォームズ・リミテッド 一体型集約分散ユニットのための処理ユニットのシステムおよび設計方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12155443B2 (en) * 2020-04-30 2024-11-26 Telefonaktiebolaget Lm Ericsson (Publ) Interface in series-connected radios
US11974266B2 (en) * 2020-09-15 2024-04-30 Qualcomm Incorporated Multiplexing synchronization signal blocks and data/control for wireless devices with digital beamforming capabilities
EP4020823A1 (en) * 2020-12-22 2022-06-29 INTEL Corporation A distributed radiohead system
EP4020853A1 (en) * 2020-12-24 2022-06-29 INTEL Corporation A distributed radiohead system
EP4295644A4 (en) * 2021-02-17 2025-01-22 CommScope Technologies LLC Protection zones for use in centralized or cloud radio access network (c-ran)
US11729654B2 (en) * 2021-05-05 2023-08-15 Qualcomm Incorporated Communication techniques between a radio unit and a distributed unit via an application programming interface
WO2023087018A1 (en) * 2021-11-15 2023-05-19 Commscope Technologies Llc Systems and methods for beamforming of broadcast and synchronization channels
JP7786169B2 (ja) * 2021-12-01 2025-12-16 日本電気株式会社 制御装置、制御方法、及び、プログラム
WO2025155862A1 (en) * 2024-01-19 2025-07-24 Matsing, Inc. Method and apparatus for lens beamforming

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010087031A1 (ja) * 2009-01-30 2010-08-05 株式会社日立製作所 無線通信システム及び通信制御方法
JP2015061248A (ja) * 2013-09-20 2015-03-30 株式会社日立製作所 基地局、無線通信システム、及び無線通信方法
US20160037550A1 (en) * 2014-06-09 2016-02-04 Airvana Lp Radio access networks
US20180159604A1 (en) * 2016-12-05 2018-06-07 Electronics And Telecommunications Research Institute Method and apparatus for transmitting signal using multiple radio unit

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9414399B2 (en) 2013-02-07 2016-08-09 Commscope Technologies Llc Radio access networks
US9936470B2 (en) 2013-02-07 2018-04-03 Commscope Technologies Llc Radio access networks
US9380466B2 (en) 2013-02-07 2016-06-28 Commscope Technologies Llc Radio access networks
WO2015016455A1 (ko) * 2013-08-01 2015-02-05 엘지전자 주식회사 단말이 랜덤 액세스를 수행하는 방법 및 단말
WO2016115546A1 (en) 2015-01-16 2016-07-21 Ping Liang Beamforming in a mu-mimo wireless communication system
US20160262077A1 (en) 2015-03-05 2016-09-08 Mediatek (Beijing) Inc. Methods and apparatus for cell selection/reselection in millimeter wave system
US10355895B2 (en) 2015-03-11 2019-07-16 Phluido, Inc. Baseband unit with adaptive fronthaul link for a distributed radio access network
CN106255222B (zh) * 2015-06-15 2019-12-27 株式会社Kt 无线通信系统、ue信息发送方法和基站信息接收方法
WO2017070635A1 (en) 2015-10-22 2017-04-27 Phluido, Inc. Virtualization and orchestration of a radio access network
US10057787B2 (en) * 2016-04-06 2018-08-21 Futurewei Technologies, Inc. System and method for millimeter wave communications
WO2018017468A1 (en) 2016-07-18 2018-01-25 Phluido, Inc. Synchronization of radio units in radio access networks
KR20180096135A (ko) * 2017-02-20 2018-08-29 삼성전자주식회사 무선 통신 네트워크에서의 인터페이스 장치 및 방법
US12016084B2 (en) 2018-01-04 2024-06-18 Commscope Technologies Llc Management of a split physical layer in a radio area network
KR20190099841A (ko) * 2018-02-20 2019-08-28 삼성전자주식회사 무선 통신 시스템에서 제어 채널을 전송하는 방법 및 장치
US11539115B2 (en) * 2018-04-03 2022-12-27 Asocs Ltd. User aware distributed antenna system
CN114884635B (zh) * 2019-07-02 2023-12-19 康普技术有限责任公司 与云无线电接入网络一起使用的前传接口
US11115866B2 (en) * 2019-07-31 2021-09-07 Corning Research & Development Corporation Coordination of shared spectrum distribution to remote units in distributed radio communications systems
EP4018553A4 (en) * 2019-08-21 2023-08-30 CommScope Technologies LLC IMPROVING COVERAGE FOR DISTRIBUTED ANTENNA SYSTEMS AND REPEATERS USING TIME-MULTIPLEX BEAMFORMING

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010087031A1 (ja) * 2009-01-30 2010-08-05 株式会社日立製作所 無線通信システム及び通信制御方法
JP2015061248A (ja) * 2013-09-20 2015-03-30 株式会社日立製作所 基地局、無線通信システム、及び無線通信方法
US20160037550A1 (en) * 2014-06-09 2016-02-04 Airvana Lp Radio access networks
US20180159604A1 (en) * 2016-12-05 2018-06-07 Electronics And Telecommunications Research Institute Method and apparatus for transmitting signal using multiple radio unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025510420A (ja) * 2022-03-31 2025-04-15 ジェイアイオー・プラットフォームズ・リミテッド 一体型集約分散ユニットのための処理ユニットのシステムおよび設計方法

Also Published As

Publication number Publication date
EP4111597A4 (en) 2024-03-20
US20210274405A1 (en) 2021-09-02
EP4111597A1 (en) 2023-01-04
US11812317B2 (en) 2023-11-07
WO2021173516A1 (en) 2021-09-02

Similar Documents

Publication Publication Date Title
JP2023515220A (ja) ビームフォーミングを採用した集中型無線アクセスネットワーク（ｃ－ｒａｎ）における選択的な送信および受信
US11546020B2 (en) Communication method, communications apparatus, network device, and terminal
CN110476396B (zh) 在空间准共址的高频多载波操作中用于波束管理的系统和方法
JP7014803B2 (ja) 基地局制御型ビーム管理
JP6763474B2 (ja) 基地局、通信装置及び方法
US11589245B2 (en) Technologies for spatial sharing in wireless communications system
CN115190501A (zh) 一种移动性管理方法及通信装置
CN103385028A (zh) 配置蜂窝通信网络的协作区域内的功率分布
US20190253119A1 (en) Channel status information reporting method and detecting method and communication device and base station therefor
KR20200036014A (ko) 빔 정보를 지시 및 결정하기 위한 방법 및 장치, 및 통신 시스템
JP2018512025A (ja) 無線通信システムにおける干渉調整のためのシステムおよび方法
EP3869897B1 (en) Methods and apparatus of spatial relation switching in new radio system
JP2017169127A (ja) 通信システム、通信システムの制御方法、基地局装置、および無線端末装置
CN117042166A (zh) 一种信息传输方法及装置
WO2023208166A1 (zh) 一种定时指示的方法及通信装置
CN111510190A (zh) 一种波束处理方法和基站
US20240178895A1 (en) Wireless communication method, first terminal device, and second terminal device
WO2024035665A2 (en) Methods and devices for beam directivity at network-controlled repeaters
JP7661270B2 (ja) アンテナの配置を考慮した通信制御のための端末装置、ネットワークノード、制御方法、およびプログラム
KR20240073800A (ko) 사이드링크 통신에서 클러스터 기반 빔 관리 방법 및 장치
KR102449735B1 (ko) 다중 안테나 통신 시스템에서 파일롯을 전송하는 방법 및 장치, 그리고 다중 안테나 통신 시스템에서 파일롯을 할당하는 방법 및 장치
JP5766338B2 (ja) 無線端末および無線通信方法
JP2012039415A (ja) 無線基地局および無線通信方法

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240222

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20240222

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20250204

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20250502

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250804

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20251014