JP6469855B2 - Ｓｃ−ｆｄｍａにおけるプリアンブルのないアップリンク同期化 - Google Patents

Ｓｃ−ｆｄｍａにおけるプリアンブルのないアップリンク同期化 Download PDF

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JP6469855B2
JP6469855B2 JP2017518938A JP2017518938A JP6469855B2 JP 6469855 B2 JP6469855 B2 JP 6469855B2 JP 2017518938 A JP2017518938 A JP 2017518938A JP 2017518938 A JP2017518938 A JP 2017518938A JP 6469855 B2 JP6469855 B2 JP 6469855B2
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Prior art keywords
symbols
pilot signals
slots
tone
determining
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Japanese (ja)
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JP2017531956A (ja
JP2017531956A5 (enExample
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ワン、シャオ・フェン
リ、ジュンイ
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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
    • H04W56/00—Synchronisation arrangements
    • H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
    • H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
    • 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
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2017518938A 2014-10-09 2015-09-25 Ｓｃ−ｆｄｍａにおけるプリアンブルのないアップリンク同期化 Active JP6469855B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462062106P 2014-10-09 2014-10-09
US62/062,106 2014-10-09
US14/542,470 US9907092B2 (en) 2014-10-09 2014-11-14 Uplink synchronization without preamble in SC-FDMA
US14/542,470 2014-11-14
PCT/US2015/052432 WO2016057247A1 (en) 2014-10-09 2015-09-25 Uplink synchronization without preamble in sc-fdma

Publications (3)

Publication Number Publication Date
JP2017531956A JP2017531956A (ja) 2017-10-26
JP2017531956A5 JP2017531956A5 (enExample) 2018-04-26
JP6469855B2 true JP6469855B2 (ja) 2019-02-13

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JP2017518938A Active JP6469855B2 (ja) 2014-10-09 2015-09-25 Ｓｃ−ｆｄｍａにおけるプリアンブルのないアップリンク同期化

Country Status (8)

Country Link
US (1) US9907092B2 (enExample)
EP (1) EP3205158B1 (enExample)
JP (1) JP6469855B2 (enExample)
KR (1) KR101903358B1 (enExample)
CN (1) CN107113757B (enExample)
ES (1) ES2702721T3 (enExample)
HU (1) HUE040500T2 (enExample)
WO (1) WO2016057247A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10531512B2 (en) 2015-04-01 2020-01-07 Huawei Technologies Co., Ltd. System and method for a tracking channel
US10090880B2 (en) * 2015-12-18 2018-10-02 Qualcomm Incorporated Narrow band PRACH with multiple tone hopping distances
US10143015B2 (en) * 2016-03-18 2018-11-27 Qualcomm Incorporated Contention-based random access in unlicensed spectrum
CN107404371B (zh) * 2016-05-20 2021-02-09 华为技术有限公司 一种数据处理方法、装置及系统
CN107787039B (zh) * 2016-08-29 2020-12-15 华为技术有限公司 上行传输方法、下行传输方法、用户设备和基站
US10349449B2 (en) * 2016-10-30 2019-07-09 Lg Electronics Inc. Method and user equipment for performing random access procedure
WO2018145081A1 (en) * 2017-02-06 2018-08-09 Intel IP Corporation Generation node-b (gnb), user equipment (ue) and methods of synchronization based on synchronization signal (ss) blocks in new radio (nr) systems
EP4167677B1 (en) 2017-05-03 2024-07-03 LG Electronics, Inc. Method for transmitting and receiving random access channel and apparatus therefor
WO2020199120A1 (en) * 2019-04-02 2020-10-08 Zte Corporation Systems and methods for slot offset information management
US12452010B2 (en) * 2021-02-17 2025-10-21 Mediatek Singapore Pte. Ltd. Pilot tone design for distributed-tone resource units in 6GHz low-power indoor systems

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8098577B2 (en) * 2004-06-03 2012-01-17 Option Method and device for managing simultaneous connections of a mobile telecommunications device to different networks
US7567502B2 (en) * 2004-10-14 2009-07-28 Qualcomm Incorporated Methods and apparatus for adjusting bandwidth allocation in a wireless communications system
AU2006303388B2 (en) * 2005-10-21 2010-09-16 Telefonaktiebolaget Lm Ericsson (Publ) Technique for performing a random access procedure over a radio interface
WO2007052972A1 (en) * 2005-11-04 2007-05-10 Lg Electronics Inc. Random access channel hopping for frequency division multiplexing access systems
WO2007120020A1 (en) * 2006-04-19 2007-10-25 Electronics And Telecommunications Research Institute Transmission method of mobile station for random access channel diversity
US8031692B2 (en) 2006-06-22 2011-10-04 Samsung Electronics Co., Ltd Method for maintaining uplink timing synchronization in a mobile communication system and user equipment apparatus for the same
JP5588594B2 (ja) * 2007-12-26 2014-09-10 富士通株式会社 無線通信システムにおける通信方法並びに無線端末及び無線基地局
US8792426B2 (en) * 2008-03-24 2014-07-29 Qualcomm Incorporated Method and apparatus for resource management in a wireless communication system
CN101568165B (zh) * 2008-04-25 2011-11-16 电信科学技术研究院 一种上行信号处理方法、系统和装置
CN101267679B (zh) 2008-04-26 2013-03-27 中兴通讯股份有限公司 一种用于映射物理随机接入信道的方法
US8094616B2 (en) * 2008-05-02 2012-01-10 Intel Corporation OFDMA contention-based random access channel design for mobile wireless systems
CN101945073B (zh) 2009-07-03 2013-02-27 中兴通讯股份有限公司 基于导频的时偏估计装置和方法
CN102771174B (zh) 2010-02-12 2016-08-03 交互数字专利控股公司 用于优化上行链路随机接入信道传输的方法和装置
US20110310854A1 (en) * 2010-06-17 2011-12-22 Jialin Zou Method of determining access times for wireless communication devices
KR20130045169A (ko) 2011-10-24 2013-05-03 주식회사 팬택 다중 요소 반송파 시스템에서 상향링크 동기의 수행장치 및 방법
US20130308567A1 (en) * 2012-05-15 2013-11-21 Qualcomm Incorporated Methods and apparatus for positioning reference signals in a new carrier type
JP6040989B2 (ja) * 2012-07-26 2016-12-07 富士通株式会社 基地局装置、移動局装置、通信システム及び通信方法
WO2014110772A1 (zh) * 2013-01-17 2014-07-24 富士通株式会社 随机接入方法、装置和系统

Also Published As

Publication number Publication date
US9907092B2 (en) 2018-02-27
CN107113757A (zh) 2017-08-29
EP3205158A1 (en) 2017-08-16
JP2017531956A (ja) 2017-10-26
WO2016057247A1 (en) 2016-04-14
HUE040500T2 (hu) 2019-03-28
US20160105910A1 (en) 2016-04-14
ES2702721T3 (es) 2019-03-05
KR20170066405A (ko) 2017-06-14
CN107113757B (zh) 2020-11-20
EP3205158B1 (en) 2018-09-19
KR101903358B1 (ko) 2018-10-02

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