SG11202110543SA - Generating preambles for random access in wireless networks - Google Patents

Generating preambles for random access in wireless networks

Info

Publication number
SG11202110543SA
SG11202110543SA SG11202110543SA SG11202110543SA SG11202110543SA SG 11202110543S A SG11202110543S A SG 11202110543SA SG 11202110543S A SG11202110543S A SG 11202110543SA SG 11202110543S A SG11202110543S A SG 11202110543SA SG 11202110543S A SG11202110543S A SG 11202110543SA
Authority
SG
Singapore
Prior art keywords
random access
wireless networks
generating preambles
preambles
generating
Prior art date
Application number
SG11202110543SA
Inventor
Wei Cao
Nan Zhang
Chenchen Zhang
Zhen Yang
Junfeng Zhang
Original Assignee
Zte Corp
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 Zte Corp filed Critical Zte Corp
Publication of SG11202110543SA publication Critical patent/SG11202110543SA/en

Links

Classifications

    • 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
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18513—Transmission in a satellite or space-based system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26132—Structure of the reference signals using repetition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
SG11202110543SA 2019-03-28 2019-03-28 Generating preambles for random access in wireless networks SG11202110543SA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/080232 WO2020191759A1 (en) 2019-03-28 2019-03-28 Generating preambles for random access in wireless networks

Publications (1)

Publication Number Publication Date
SG11202110543SA true SG11202110543SA (en) 2021-10-28

Family

ID=72611207

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202110543SA SG11202110543SA (en) 2019-03-28 2019-03-28 Generating preambles for random access in wireless networks

Country Status (7)

Country Link
US (1) US12069735B2 (en)
EP (1) EP3949647A4 (en)
JP (2) JP7514254B2 (en)
KR (1) KR20210141736A (en)
CN (1) CN113647188B (en)
SG (1) SG11202110543SA (en)
WO (1) WO2020191759A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11671933B2 (en) * 2021-02-16 2023-06-06 Lockheed Martin Corporation Random-access endpoint communication handling for satellite-transported communication links
CN114641061B (en) * 2022-03-08 2023-05-26 重庆邮电大学 Method for detecting cascade long leader sequence of air-to-ground random access
WO2024096527A1 (en) * 2022-10-31 2024-05-10 현대자동차주식회사 Method and device for random access channel transmission in non-terrestrial network

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101299620A (en) * 2007-04-30 2008-11-05 华为技术有限公司 Method for determining zero correlation section length set, apparatus and mobile communication system thereof
US8773968B2 (en) * 2007-08-06 2014-07-08 Texas Instruments Incorporated Signaling of random access preamble sequences in wireless networks
CN101217807B (en) * 2008-01-17 2011-12-07 中兴通讯股份有限公司 Generation method of cyclic shift amount aggregation of random accessed channel of wireless communication system
US8130667B2 (en) * 2008-09-19 2012-03-06 Texas Instruments Incorporated Preamble group selection in random access of wireless networks
CN102387599A (en) * 2010-08-30 2012-03-21 普天信息技术研究院有限公司 Random access method using Zadoff-Chu (ZC) sequence as preamble, apparatus and system thereof
JP6073073B2 (en) * 2012-05-10 2017-02-01 シャープ株式会社 Terminal apparatus, base station apparatus, and communication method
US9451639B2 (en) * 2013-07-10 2016-09-20 Samsung Electronics Co., Ltd. Method and apparatus for coverage enhancement for a random access process
US10123292B2 (en) * 2013-10-28 2018-11-06 Lg Electronics Inc. Method and apparatus for transmitting and receiving signal for device-to-device terminal in wireless communication system
US10201018B2 (en) * 2014-03-25 2019-02-05 Telefonaktiebolaget Lm Ericsson (Publ) Transmission and reception of a random access preamble signal
JP6422999B2 (en) * 2014-06-13 2018-11-14 アップル インコーポレイテッドＡｐｐｌｅ Ｉｎｃ． Extended PRACH scheme for power saving, range improvement, and improved detection
US9491024B2 (en) * 2015-02-04 2016-11-08 Hong Kong Applied Science And Technology Research Institute Co., Ltd. Methods for frequency offset estimation with Zadoff-Chu sequences
CN109076602B (en) * 2016-04-07 2022-07-05 瑞典爱立信有限公司 Radio network node, wireless device and methods performed therein
US11277866B2 (en) * 2016-05-27 2022-03-15 Ntt Docomo, Inc. Communication device and random access control method
WO2018160046A1 (en) * 2017-03-03 2018-09-07 엘지전자 주식회사 Method and user equipment for transmitting random access preamble, and method and base station for receiving random access preamble
KR101951678B1 (en) * 2017-05-03 2019-05-02 엘지전자 주식회사 The method and apparatus for transmitting and receiving random access channel
WO2018201467A1 (en) * 2017-05-05 2018-11-08 北京小米移动软件有限公司 Method, user equipment unit, and base station for controlling random access to network
WO2018234851A1 (en) * 2017-06-21 2018-12-27 Telefonaktiebolaget Lm Ericsson (Publ) Random access procedure for massive mtc devices
GB2573569B (en) * 2018-05-11 2021-05-19 Samsung Electronics Co Ltd Improvements in and relating to random access in a telecommunication network
US10959273B2 (en) * 2019-02-04 2021-03-23 Qualcomm Incorporated Preamble sequence configuration for random access channel (RACH)
WO2020166991A1 (en) * 2019-02-15 2020-08-20 엘지전자 주식회사 Method and apparatus for transmitting and receiving signals in wireless communication system

Also Published As

Publication number Publication date
EP3949647A1 (en) 2022-02-09
KR20210141736A (en) 2021-11-23
US12069735B2 (en) 2024-08-20
US20220104271A1 (en) 2022-03-31
JP2022530739A (en) 2022-07-01
WO2020191759A1 (en) 2020-10-01
EP3949647A4 (en) 2022-04-13
JP2024028964A (en) 2024-03-05
CN113647188A (en) 2021-11-12
JP7514254B2 (en) 2024-07-10
CN113647188B (en) 2024-04-26

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