SG11202102042TA - Message 1 of a two-step random access procedure - Google Patents

Message 1 of a two-step random access procedure

Info

Publication number
SG11202102042TA
SG11202102042TA SG11202102042TA SG11202102042TA SG11202102042TA SG 11202102042T A SG11202102042T A SG 11202102042TA SG 11202102042T A SG11202102042T A SG 11202102042TA SG 11202102042T A SG11202102042T A SG 11202102042TA SG 11202102042T A SG11202102042T A SG 11202102042TA
Authority
SG
Singapore
Prior art keywords
message
random access
access procedure
step random
procedure
Prior art date
Application number
SG11202102042TA
Inventor
Xiaoxia Zhang
Srinivas Yerramalli
Jing Sun
Aleksandar Damnjanovic
Ozcan Ozturk
Tao Luo
Yongbin Wei
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of SG11202102042TA publication Critical patent/SG11202102042TA/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
    • 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
    • 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
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • 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
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • 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
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • 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
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0072—Transmission or use of information for re-establishing the radio link of resource information of target access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
SG11202102042TA 2018-10-03 2019-09-26 Message 1 of a two-step random access procedure SG11202102042TA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862740937P 2018-10-03 2018-10-03
US16/582,357 US11632801B2 (en) 2018-10-03 2019-09-25 Message 1 of a two-step random access procedure
PCT/US2019/053281 WO2020072282A1 (en) 2018-10-03 2019-09-26 Message 1 of a two-step random access procedure

Publications (1)

Publication Number Publication Date
SG11202102042TA true SG11202102042TA (en) 2021-04-29

Family

ID=70052712

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202102042TA SG11202102042TA (en) 2018-10-03 2019-09-26 Message 1 of a two-step random access procedure

Country Status (5)

Country Link
US (2) US11632801B2 (en)
EP (1) EP3861825B1 (en)
CN (1) CN112840734B (en)
SG (1) SG11202102042TA (en)
WO (1) WO2020072282A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11632801B2 (en) 2018-10-03 2023-04-18 Qualcomm Incorporated Message 1 of a two-step random access procedure
KR102646083B1 (en) * 2018-10-26 2024-03-12 후아웨이 테크놀러지 컴퍼니 리미티드 Systems and methods for two-step random access procedure
WO2020090334A1 (en) * 2018-11-01 2020-05-07 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ Transmission device, reception device, transmission method, and reception method
US11490397B2 (en) * 2018-12-12 2022-11-01 Apple Inc. Power saving for pedestrian user equipment in vehicular communications systems
US11032854B2 (en) * 2019-01-18 2021-06-08 Qualcomm Incorporated Variable payload size for two-step random access
US10893547B2 (en) * 2019-01-22 2021-01-12 Qualcomm Incorporated Configuration of a first message for a two-step random access channel procedure
US11032812B2 (en) * 2019-03-26 2021-06-08 Qualcomm Incorporated Starting offset for new radio-unlicensed (NR-U) uplink transmission
KR20210138108A (en) * 2019-03-27 2021-11-18 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) Methods, terminal device and base station for random access procedure
WO2020194641A1 (en) * 2019-03-27 2020-10-01 株式会社Ｎｔｔドコモ User equipment
EP3952566A4 (en) * 2019-03-29 2022-05-04 Fujitsu Limited Random access method and apparatus
US20200359458A1 (en) * 2019-08-15 2020-11-12 Gang Xiong Scrambling sequence generation and pusch occasion mapping for 2-part rach
US11076372B1 (en) * 2020-02-24 2021-07-27 Gogo Business Aviation Llc Systems and methods for accessing an air-to-ground network
EP4193784A4 (en) * 2020-08-07 2024-02-21 Ericsson Telefon Ab L M Method and apparatus for random access
US11737146B2 (en) * 2021-01-14 2023-08-22 Qualcomm Incorporated Resource selection associated with two-step random access procedures
US11616565B2 (en) 2021-06-30 2023-03-28 Gogo Business Aviation Llc Beam pointing fine tuning for vehicle-based antennas
EP4356676A1 (en) * 2021-07-23 2024-04-24 Apple Inc. Unified random access (ra) design for multiple features

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Publication number Priority date Publication date Assignee Title
WO2008114967A1 (en) 2007-03-16 2008-09-25 Lg Electronics Inc. Method of generating random access preambles in wireless communication system
EP2501170B1 (en) 2011-03-14 2014-01-22 Telefonaktiebolaget L M Ericsson AB (Publ) Cell radius modification based on the distance between base station and wireless terminals
RU2750617C2 (en) 2016-09-28 2021-06-30 Сони Корпорейшн Random access in next-generation wireless communication systems
CN107889273B (en) * 2016-09-30 2023-12-29 北京三星通信技术研究有限公司 Random access method and corresponding equipment
US10849011B2 (en) * 2016-10-14 2020-11-24 Qualcomm Incorporated Rach procedures using multiple PRACH transmissions
KR102444377B1 (en) 2016-11-23 2022-09-19 한국전자통신연구원 Access method in communication system and apparatus for the same
CN108282899B (en) * 2017-01-05 2020-03-06 电信科学技术研究院 Two-step competition random access method and device
JP2020036058A (en) * 2017-01-10 2020-03-05 シャープ株式会社 Terminal device, base station device, communication method, and integrated circuit
KR102505734B1 (en) * 2017-01-13 2023-03-03 모토로라 모빌리티 엘엘씨 Method and Apparatus for Performing Contention Based Random Access in Carrier Frequency
JP2020047964A (en) * 2017-01-20 2020-03-26 シャープ株式会社 Terminal device, base station device, communication method, and integrated circuit
US10952258B2 (en) 2017-03-01 2021-03-16 Telefonaktiebolaget Lm Ericsson (Publ) Random access preamble slot allocation
EP3603301A1 (en) 2017-03-22 2020-02-05 Comcast Cable Communications, LLC Random access process in new radio
JP2021114635A (en) * 2018-04-05 2021-08-05 ソニーグループ株式会社 Communication device, method, and program
US20210329703A1 (en) 2018-08-09 2021-10-21 Lg Electronics Inc. Method and apparatus for transmitting or receiving wireless signal in wireless communication system
EP3858079A1 (en) * 2018-09-26 2021-08-04 Lenovo (Singapore) Pte. Ltd. Performing a two-step random access channel procedure
US10999846B2 (en) * 2018-09-28 2021-05-04 Nokia Technologies Oy Resource allocation in random access procedure
US11632801B2 (en) * 2018-10-03 2023-04-18 Qualcomm Incorporated Message 1 of a two-step random access procedure

Also Published As

Publication number Publication date
CN112840734B (en) 2024-04-19
US11632801B2 (en) 2023-04-18
US20200252977A1 (en) 2020-08-06
WO2020072282A1 (en) 2020-04-09
EP3861825A1 (en) 2021-08-11
EP3861825C0 (en) 2024-03-27
US11330636B2 (en) 2022-05-10
CN112840734A (en) 2021-05-25
US20200112994A1 (en) 2020-04-09
EP3861825B1 (en) 2024-03-27

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