JP7862172B2 - ２ステップのランダムアクセス手順のための複数の物理アップリンク共有チャネルリソースユニットへの１つのプリアンブルのマッピング - Google Patents

２ステップのランダムアクセス手順のための複数の物理アップリンク共有チャネルリソースユニットへの１つのプリアンブルのマッピング

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JP7862172B2
JP7862172B2 JP2021570221A JP2021570221A JP7862172B2 JP 7862172 B2 JP7862172 B2 JP 7862172B2 JP 2021570221 A JP2021570221 A JP 2021570221A JP 2021570221 A JP2021570221 A JP 2021570221A JP 7862172 B2 JP7862172 B2 JP 7862172B2
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pru
random access
group
preamble
payload
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JP2022534239A5 (enExample
JP2022534239A (ja
Inventor
ジン・レイ
セヨン・パク
イキン・カオ
ピーター・ガール
ワンシ・チェン
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クアルコム，インコーポレイテッド
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    • 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
    • H04W74/0841—Random access procedures, e.g. with 4-step access with collision treatment
    • 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
    • H04W74/0836—Random access procedures, e.g. with 4-step access with 2-step access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H04L5/0012—Hopping in multicarrier systems
    • 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
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • 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
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04L5/0058—Allocation criteria
    • 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
    • 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
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • 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
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • 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
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
JP2021570221A 2019-05-30 2020-05-07 ２ステップのランダムアクセス手順のための複数の物理アップリンク共有チャネルリソースユニットへの１つのプリアンブルのマッピング Active JP7862172B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CNPCT/CN2019/089292 2019-05-30
PCT/CN2019/089292 WO2020237573A1 (en) 2019-05-30 2019-05-30 Mapping one preamble to multiple physical uplink shared channel resource units for two-step random access procedure
PCT/CN2020/088941 WO2020238574A1 (en) 2019-05-30 2020-05-07 Mapping one preamble to multiple physical uplink shared channel resource units for two-step random access procedure

Publications (3)

Publication Number Publication Date
JP2022534239A JP2022534239A (ja) 2022-07-28
JP2022534239A5 JP2022534239A5 (enExample) 2023-05-09
JP7862172B2 true JP7862172B2 (ja) 2026-05-19

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Country Status (10)

Country Link
US (2) US12225592B2 (enExample)
EP (2) EP3977806B1 (enExample)
JP (1) JP7862172B2 (enExample)
KR (1) KR20220016063A (enExample)
CN (1) CN114026947B (enExample)
AU (1) AU2020282052B2 (enExample)
BR (1) BR112021023178A2 (enExample)
SG (1) SG11202111810TA (enExample)
TW (1) TWI830914B (enExample)
WO (2) WO2020237573A1 (enExample)

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US11503609B2 (en) * 2019-09-27 2022-11-15 Qualcomm Incorporated PUCCH repetition before RRC connection setup
CN114616909A (zh) * 2019-11-07 2022-06-10 株式会社Ntt都科摩 终端
US11683840B2 (en) * 2020-04-15 2023-06-20 Qualcomm Incorporated Techniques for user equipment (UE) procedures for random access channel (RACH) type selection and random access response (RAR) monitoring in a wireless communication system
WO2022151388A1 (en) * 2021-01-15 2022-07-21 Qualcomm Incorporated Frequency hopping considerations for physical uplink shared channel repetitions
US11716711B2 (en) * 2021-03-11 2023-08-01 Qualcomm Incorporated Time domain resource allocation for a time domain waveform
WO2022236223A1 (en) * 2021-05-07 2022-11-10 Qualcomm Incorporated Coverage enhancement and configuration for two-step rach in non-terrestrial networks
US12096490B2 (en) 2021-05-07 2024-09-17 Qualcomm Incorporated Coverage enhancement and configuration for two-step RACH in non-terrestrial networks
US12284688B2 (en) * 2021-10-01 2025-04-22 Sharp Kabushiki Kaisha User equipment and method for MSGA transmission in a two-step RA procedure
CN116528386A (zh) * 2022-01-21 2023-08-01 展讯半导体(南京)有限公司 通信方法与装置、终端设备
EP4480250A4 (en) * 2022-02-18 2026-05-27 Qualcomm Inc DYNAMIC RESOURCE ALLOCATION TECHNIQUES
WO2023206465A1 (en) * 2022-04-29 2023-11-02 Qualcomm Incorporated Spatial filtering of multiple random access channel transmissions
CN117098241A (zh) * 2022-05-12 2023-11-21 展讯半导体(南京)有限公司 消息传输方法及通信装置
WO2024130641A1 (zh) * 2022-12-22 2024-06-27 北京小米移动软件有限公司 随机接入方法、装置、设备和存储介质
CN119136328B (zh) * 2024-08-06 2026-05-12 紫金山实验室 随机接入过程中动态长度的msgA消息的传输方法及系统

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KR101502626B1 (ko) * 2008-10-13 2015-03-17 엘지전자 주식회사 랜덤 액세스 방법
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Publication number Publication date
EP4686138A3 (en) 2026-04-08
TW202102043A (zh) 2021-01-01
AU2020282052B2 (en) 2025-08-07
US20220210842A1 (en) 2022-06-30
WO2020237573A1 (en) 2020-12-03
JP2022534239A (ja) 2022-07-28
WO2020238574A1 (en) 2020-12-03
CN114026947B (zh) 2023-07-14
TWI830914B (zh) 2024-02-01
KR20220016063A (ko) 2022-02-08
US20260006651A1 (en) 2026-01-01
BR112021023178A2 (pt) 2022-01-04
US12225592B2 (en) 2025-02-11
EP3977806B1 (en) 2025-12-24
WO2020238574A9 (en) 2022-01-06
SG11202111810TA (en) 2021-12-30
EP3977806A1 (en) 2022-04-06
EP3977806A4 (en) 2023-02-08
EP3977806C0 (en) 2025-12-24
AU2020282052A1 (en) 2021-12-02
CN114026947A (zh) 2022-02-08
EP4686138A2 (en) 2026-01-28

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