JP7407833B2 - 通信装置 - Google Patents

通信装置 Download PDF

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Publication number
JP7407833B2
JP7407833B2 JP2021554505A JP2021554505A JP7407833B2 JP 7407833 B2 JP7407833 B2 JP 7407833B2 JP 2021554505 A JP2021554505 A JP 2021554505A JP 2021554505 A JP2021554505 A JP 2021554505A JP 7407833 B2 JP7407833 B2 JP 7407833B2
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intermediate device
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Japanese (ja)
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JPWO2021090444A5 (https=
JPWO2021090444A1 (https=
Inventor
大輔 平塚
邦彦 手島
アニール ウメシュ
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NTT Docomo Inc
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NTT Docomo Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • 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
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/04—Interfaces between hierarchically different network devices
    • H04W92/12—Interfaces between hierarchically different network devices between access points and access point controllers

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2021554505A 2019-11-07 2019-11-07 通信装置 Active JP7407833B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/043692 WO2021090444A1 (ja) 2019-11-07 2019-11-07 通信装置

Publications (3)

Publication Number Publication Date
JPWO2021090444A1 JPWO2021090444A1 (https=) 2021-05-14
JPWO2021090444A5 JPWO2021090444A5 (https=) 2022-07-20
JP7407833B2 true JP7407833B2 (ja) 2024-01-04

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ID=75849705

Family Applications (1)

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JP2021554505A Active JP7407833B2 (ja) 2019-11-07 2019-11-07 通信装置

Country Status (5)

Country Link
US (1) US12349088B2 (https=)
EP (1) EP4057710A4 (https=)
JP (1) JP7407833B2 (https=)
CN (1) CN114731595B (https=)
WO (1) WO2021090444A1 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12279156B2 (en) * 2020-06-03 2025-04-15 Mavenir Systems, Inc. Traffic timing control for an open radio access network in a cloud radio access network system
WO2022108393A1 (ko) * 2020-11-20 2022-05-27 한국전자통신연구원 프론트홀 인터페이스를 사용하는 통신을 위한 방법 및 장치
US20240283692A1 (en) * 2021-06-16 2024-08-22 Nokia Solutions And Networks Oy Transmitting data via a fronthaul interface with adjustable timing
KR20230018955A (ko) 2021-07-30 2023-02-07 삼성전자주식회사 무선 통신 시스템에서 프런트홀 전송을 위한 장치 및 방법
WO2025080033A1 (ko) * 2023-10-12 2025-04-17 주식회사 쏠리드랩스 통신 시스템에서 혼합 뉴머럴로지의 사용을 지원하기 위한 방법 및 그 장치

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101170357B (zh) 2007-11-22 2010-06-16 中兴通讯股份有限公司 一种级联射频拉远单元的上行数据传输方法
CN102546344B (zh) 2011-05-26 2017-12-26 中兴通讯股份有限公司 链路倒换方法和装置
JP2019012937A (ja) 2017-06-30 2019-01-24 株式会社Ｎｔｔドコモ 信号処理装置、無線装置、フロントホールマルチプレクサ、ビーム制御方法、および信号合成方法
US20190313288A1 (en) 2016-12-23 2019-10-10 China Mobile Communication Co., Ltd Research Institute Front-haul transport network, data transmission method, apparatus and computer storage medium

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TW200539595A (en) * 2003-06-25 2005-12-01 Interdigital Tech Corp Method for downlink transmission synchronization and data buffer sizing in a radio access network
US20080045145A1 (en) * 2006-08-17 2008-02-21 Fujitsu Limited Radio Relay Communication Method, Radio Base Station, and Radio Relay Station in Radio Communication System
US20080108355A1 (en) * 2006-11-03 2008-05-08 Fujitsu Limited Centralized-scheduler relay station for mmr extended 802.16e system
US8155013B2 (en) * 2007-11-02 2012-04-10 Ntt Docomo, Inc. Synchronized multi-link transmission in an ARQ-enabled multi-hop wireless network
EP2597790A2 (en) * 2012-02-14 2013-05-29 Huawei Technologies Co., Ltd. Delay measurement method and optical transport network device
EP2883076A1 (en) * 2012-08-13 2015-06-17 Telefonaktiebolaget LM Ericsson (PUBL) Enhancing positioning with transmit-timing adjustment information
JP7182876B2 (ja) * 2015-12-25 2022-12-05 株式会社Ｎｔｔドコモ 端末、無線通信方法、基地局及びシステム
EP3471314B1 (en) * 2016-08-11 2021-10-27 LG Electronics Inc. Method for reporting channel state in wireless communication system and device therefor
KR102559576B1 (ko) * 2017-01-10 2023-07-25 한국전자통신연구원 엑스홀 네트워크에서 저지연 서비스를 위한 통신 방법
CN109152076B (zh) * 2017-06-27 2022-04-05 华为云计算技术有限公司 一种通信资源调度的方法、装置和系统
US10631346B2 (en) * 2017-08-08 2020-04-21 Qualcomm Incorporated Communicating remote and local data in a wireless fronthaul
EP3769582A4 (en) * 2018-03-19 2022-03-16 Mavenir Networks, Inc. SYSTEM AND METHOD FOR REDUCING FRONTHAUL INTERFACE BANDWIDTH FOR CLOUD-RAN
WO2019186737A1 (ja) * 2018-03-27 2019-10-03 株式会社Ｎｔｔドコモ 受信装置、送信装置及び無線通信方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101170357B (zh) 2007-11-22 2010-06-16 中兴通讯股份有限公司 一种级联射频拉远单元的上行数据传输方法
CN102546344B (zh) 2011-05-26 2017-12-26 中兴通讯股份有限公司 链路倒换方法和装置
US20190313288A1 (en) 2016-12-23 2019-10-10 China Mobile Communication Co., Ltd Research Institute Front-haul transport network, data transmission method, apparatus and computer storage medium
JP2019012937A (ja) 2017-06-30 2019-01-24 株式会社Ｎｔｔドコモ 信号処理装置、無線装置、フロントホールマルチプレクサ、ビーム制御方法、および信号合成方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ウメシュ アニール, 外３名，O-RANフロントホール仕様概要，NTT DOCOMOテクニカル・ジャーナル Vol. 27 No. 1，2019年04月，43-55頁

Also Published As

Publication number Publication date
US20220408390A1 (en) 2022-12-22
WO2021090444A1 (ja) 2021-05-14
EP4057710A4 (en) 2023-07-12
JPWO2021090444A1 (https=) 2021-05-14
CN114731595B (zh) 2024-09-10
US12349088B2 (en) 2025-07-01
EP4057710A1 (en) 2022-09-14
CN114731595A (zh) 2022-07-08

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