CA3002484A1 - Random access channel signaling on a shared communication medium - Google Patents

Random access channel signaling on a shared communication medium Download PDF

Info

Publication number
CA3002484A1
CA3002484A1 CA3002484A CA3002484A CA3002484A1 CA 3002484 A1 CA3002484 A1 CA 3002484A1 CA 3002484 A CA3002484 A CA 3002484A CA 3002484 A CA3002484 A CA 3002484A CA 3002484 A1 CA3002484 A1 CA 3002484A1
Authority
CA
Canada
Prior art keywords
prach
indicator
signaling
uplink
broadcast message
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CA3002484A
Other languages
English (en)
French (fr)
Inventor
Chirag Sureshbhai Patel
Tao Luo
Chih-Hao Liu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
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 CA3002484A1 publication Critical patent/CA3002484A1/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H04W74/08—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
    • H04W74/085—Random access procedures, e.g. with 4-step access with collision treatment collision avoidance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/16—Deriving transmission power values from another channel
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14—Spectrum sharing arrangements between different networks
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • H04W74/0816—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA] with collision avoidance
    • 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]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
CA3002484A 2015-11-25 2016-11-23 Random access channel signaling on a shared communication medium Pending CA3002484A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562259774P 2015-11-25 2015-11-25
US62/259,774 2015-11-25
US15/358,745 US10425973B2 (en) 2015-11-25 2016-11-22 Random access channel signaling on a shared communication medium
US15/358,745 2016-11-22
PCT/US2016/063529 WO2017091693A1 (en) 2015-11-25 2016-11-23 Signaling of random access channel parameters on a shared communication medium

Publications (1)

Publication Number Publication Date
CA3002484A1 true CA3002484A1 (en) 2017-06-01

Family

ID=58721548

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3002484A Pending CA3002484A1 (en) 2015-11-25 2016-11-23 Random access channel signaling on a shared communication medium

Country Status (9)

Country Link
US (1) US10425973B2 (enExample)
EP (1) EP3381235B1 (enExample)
JP (1) JP6783859B2 (enExample)
KR (1) KR102740547B1 (enExample)
CN (1) CN108353427B (enExample)
CA (1) CA3002484A1 (enExample)
ES (1) ES2852048T3 (enExample)
TW (1) TWI732802B (enExample)
WO (1) WO2017091693A1 (enExample)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10136452B2 (en) * 2015-02-24 2018-11-20 Qualcomm Incorporated Enhanced PRACH for standalone contention based communications including unlicensed spectrum
JP2019054311A (ja) 2016-01-29 2019-04-04 シャープ株式会社 端末装置、基地局装置および通信方法
WO2017155324A1 (ko) * 2016-03-10 2017-09-14 엘지전자 주식회사 무선 통신 시스템에서 단일 톤 전송을 위한 랜덤 액세스 절차 수행 방법 및 이를 위한 장치
CN108886442B (zh) * 2016-03-31 2021-01-29 华为技术有限公司 发送设备、接收设备及其方法
CN107371273B (zh) * 2016-05-13 2023-05-30 中兴通讯股份有限公司 随机接入方法、装置及用户设备
US20190132860A1 (en) * 2016-06-09 2019-05-02 Intel IP Corporation Scheduling request transmissions in the unlicensed spectrum
WO2018021100A1 (ja) * 2016-07-26 2018-02-01 京セラ株式会社 無線端末
CN108886816B (zh) * 2017-02-27 2021-03-30 华为技术有限公司 数据发送方法和用户设备
CN108811173B (zh) * 2017-05-05 2021-09-03 北京三星通信技术研究有限公司 随机接入方法、基站设备及用户设备
WO2018226026A1 (en) * 2017-06-07 2018-12-13 Samsung Electronics Co., Ltd. System and method of identifying random access response
US11451357B2 (en) * 2017-06-16 2022-09-20 Telefonaktiebolaget Lm Ericsson (Publ) Waveform indication in wireless communication networks
CN109152029B (zh) * 2017-06-16 2024-04-16 华为技术有限公司 一种通信方法、网络设备及用户设备
KR102406365B1 (ko) * 2017-07-28 2022-06-08 삼성전자주식회사 단말 및 기지국 간의 rach 절차 수행 방법 및 이를 위한 기지국 및 단말
EP3982575A1 (en) * 2017-10-11 2022-04-13 Telefonaktiebolaget LM Ericsson (publ) Acknowledgement signaling processes for radio access networks
US10887926B2 (en) * 2017-10-26 2021-01-05 Mediatek Inc. Configuration of non-orthogonal multiple access transmissions in a wireless communication system
EP3711367B1 (en) * 2017-11-13 2024-01-03 Telefonaktiebolaget LM Ericsson (publ) Implicit temporal network access load distribution
US11552750B2 (en) * 2017-12-15 2023-01-10 Qualcomm Incorporated Subband-based random access and scheduling request for new-radio-spectrum sharing (NR-SS)
US11581939B2 (en) * 2017-12-21 2023-02-14 Asustek Computer Inc. Method and apparatus for transmission and reception in backhaul link in a wireless communication system
CN111727657B (zh) * 2018-01-19 2023-12-22 交互数字专利控股公司 Nr-u的物理随机接入
US10772132B2 (en) 2018-02-08 2020-09-08 Qualcomm Incorporated PRACH configuration on NR-U
US11140707B2 (en) 2018-02-16 2021-10-05 Telefonaktiebolaget Lm Ericsson (Publ) Time resource assignment signaling mechanism for MSG3 transmission
US11490428B2 (en) * 2018-04-06 2022-11-01 Mediatek Inc. Initial access in new radio unlicensed spectrum
EP3580992B1 (en) * 2018-04-16 2020-07-01 Telefonaktiebolaget LM Ericsson (publ) Time-domain table for pusch and msg3
US10419259B1 (en) 2018-04-16 2019-09-17 Telefonaktiebolaget Lm Ericsson (Publ) Time-domain table for PUSCH and Msg3
US11582000B2 (en) * 2018-05-11 2023-02-14 Qualcomm Incorporated Front loaded sounding reference signal and physical random access channel signal
US11075846B2 (en) * 2018-06-18 2021-07-27 Qualcomm Incorporated Round-trip time signaling
SG11202009746PA (en) 2018-06-20 2020-10-29 Guangdong Oppo Mobile Telecommunications Corp Ltd Channel access method and apparatus for physical random access channel transmission, and program
US11219061B2 (en) * 2018-07-24 2022-01-04 Qualcomm Incorporated Listen-before-talk (LBT) modes for random access procedures
US11653301B2 (en) * 2018-08-10 2023-05-16 Mediatek Inc. Wake-up signal and preamble design for mobile communications
US11140720B2 (en) * 2018-10-24 2021-10-05 Qualcomm Incorporated Message 2 of a two-step random access procedure and coexistence with four-step random access procedure
KR102174653B1 (ko) * 2018-10-24 2020-11-05 연세대학교 산학협력단 무선 통신 시스템의 랜덤 액세스 장치 및 방법
EP3864924A4 (en) * 2018-10-26 2022-03-30 Huawei Technologies Co., Ltd. CHANNEL ACCESS MECHANISM FOR A DIRECT ACCESS CHANNEL IN AN UNLICENSED SPECTRUM
CN114364032B (zh) * 2018-10-31 2025-10-10 华为技术有限公司 随机接入方法、装置、设备及存储介质
WO2020087547A1 (zh) 2018-11-02 2020-05-07 富士通株式会社 随机接入配置方法、信号发送方法、装置和通信系统
EP3651498A1 (en) * 2018-11-12 2020-05-13 Panasonic Intellectual Property Corporation of America User equipment involved in cell re-selection
WO2020191775A1 (en) * 2019-03-28 2020-10-01 Zte Corporation Collaborative optimization of random access channel configuration in wireless network access nodes
WO2020191716A1 (en) * 2019-03-28 2020-10-01 Qualcomm Incorporated Ra-rnti formula for extended random access response windows
US11245552B2 (en) 2019-03-29 2022-02-08 Skyworks Solutions, Inc. Sounding reference signal switching
CN114531737B (zh) * 2019-03-29 2024-09-06 维沃移动通信有限公司 随机接入过程的信息传输方法及终端
CN111770577B (zh) * 2019-03-30 2023-12-08 华为技术有限公司 确定传输资源的方法及装置
CN113692721A (zh) * 2019-04-30 2021-11-23 富士通株式会社 信号发送方法、装置和通信系统
DE112020001772T5 (de) * 2019-05-03 2021-12-16 Lg Electronics Inc. Verfahren, mit dem ein Endgerät in einem drahtlosen Kommunikationssystem eine Zufallszugriff-Kanalprozedur durchführt, und Gerät dafür
WO2020226387A1 (ko) * 2019-05-03 2020-11-12 엘지전자 주식회사 무선 통신 시스템에서 단말이 임의 접속 과정을 수행하기 위한 신호를 송수신하는 방법 및 이를 위한 장치
EP3799702B1 (en) 2019-06-26 2023-11-01 ZTE Corporation Generating a scrambled payload using an initialization scrambling sequence
CN115915468A (zh) * 2019-09-26 2023-04-04 苹果公司 用于无线通信中的两步随机接入信道过程的框架
EP4039041A1 (en) 2019-10-02 2022-08-10 Telefonaktiebolaget LM Ericsson (publ) Method and apparatus for random access procedure
US12082263B2 (en) 2019-10-04 2024-09-03 Lg Electronics Inc. Method for transmitting and receiving signal in wireless communication system, and device supporting same
US11457485B2 (en) 2019-11-06 2022-09-27 Charter Communications Operating, Llc Methods and apparatus for enhancing coverage in quasi-licensed wireless systems
US11797441B2 (en) * 2020-01-10 2023-10-24 Micron Technology, Inc. Cache media management
US11576213B2 (en) * 2020-02-24 2023-02-07 Qualcomm Incorporated Random access channel transmission procedures in higher bands
CN114788362B (zh) * 2020-02-25 2023-12-05 Oppo广东移动通信有限公司 媒体接入控制层控制单元生效时间的确定方法及相关产品
CA3179632A1 (en) * 2020-05-21 2021-11-25 Telefonaktiebolaget Lm Ericsson (Publ) Methods of autonomous transmission after cancellation
US11791881B2 (en) 2020-09-23 2023-10-17 Electronics And Telecommunications Research Institute Random access method and apparatus using superposed preambles
US11564104B2 (en) 2020-11-25 2023-01-24 Charter Communications Operating, Llc Apparatus and methods for spectrum scheduling in heterogeneous wireless networks
US11622355B2 (en) * 2021-03-29 2023-04-04 Cisco Technology, Inc. Wireless fidelity uplink non-orthogonal multiple access
US11716699B2 (en) * 2021-05-18 2023-08-01 Qualcomm Incorporated Timing advance adjustments in a full-duplex multi-transmit-receive point configuration
US12063133B2 (en) 2021-06-14 2024-08-13 Skyworks Solutions, Inc. Fast antenna swapping
WO2023000213A1 (en) * 2021-07-21 2023-01-26 Zte Corporation Systems and methods for validation of a random access channel occasion
EP4533886A1 (en) * 2022-06-02 2025-04-09 Qualcomm Incorporated Random access procedure based on energy harvesting class
CN118509978B (zh) * 2024-07-18 2024-10-18 中国电信股份有限公司 Ta确定方法、装置、目标传输接入点和目标终端

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7720440B2 (en) * 2006-05-18 2010-05-18 Intel Corporation Distributed coordination of a clear channel assessment (CCA) threshold
KR20110057135A (ko) * 2008-08-11 2011-05-31 가부시키가이샤 엔티티 도코모 유저장치 및 통신제어방법
US8526374B2 (en) * 2008-09-12 2013-09-03 Qualcomm Incorporated Physical random access channel (PRACH) transmission in multicarrier operation
CN102172099B (zh) * 2008-10-01 2014-09-17 诺基亚公司 寻找移动台用于设备到设备的通信
US20110044303A1 (en) * 2009-08-18 2011-02-24 Xuquan Ji Device, system, and method of adjusting a contention window for wireless transmission
US8855044B2 (en) * 2010-01-08 2014-10-07 Mediatek Inc. Two-step uplink synchronization for pico/femtocell
JP5450838B2 (ja) * 2010-02-12 2014-03-26 アルカテル−ルーセント マシン・タイプ通信のためのネットワーク・アクセスの方法およびシステム
US9820244B2 (en) * 2011-02-11 2017-11-14 Blackberry Limited Time-advanced random access channel transmission
KR101866975B1 (ko) * 2011-03-03 2018-06-14 삼성전자주식회사 업링크 다중 사용자 다중 안테나 채널 액세스를 위한 액세스 포인트 및 단말들의 통신 방법
JP2015510351A (ja) * 2012-02-10 2015-04-02 エルジー エレクトロニクス インコーポレイティド 無線ｌａｎシステムにおいてチャネルアクセス方法及び装置
WO2013126858A1 (en) 2012-02-24 2013-08-29 Interdigital Patent Holdings, Inc. Random access in dynamic and shared spectrums
CN104160756B (zh) * 2012-03-06 2018-09-28 交互数字专利控股公司 支持无线通信中的大量设备
US9609682B2 (en) * 2012-05-11 2017-03-28 Kyocera Corporation Communication control method, user terminal, processor, storage medium, and base station
CN103427932B (zh) * 2012-05-14 2015-04-08 华为技术有限公司 控制数据传输的方法和装置
USRE49324E1 (en) * 2012-06-27 2022-11-29 Lg Electronics Inc. Method and terminal for random access to small cell
US9264997B2 (en) * 2012-07-03 2016-02-16 Qualcomm Incorporated Apparatus and methods of energy efficient communication
US9839009B2 (en) * 2012-08-03 2017-12-05 Qualcomm Incorporated Methods and apparatus for processing control and/or shared channels in long term evolution (LTE)
WO2014052639A2 (en) * 2012-09-26 2014-04-03 Huawei Technologies Co., Ltd. System and method for random access in heterogeneous communications systems
US20150305065A1 (en) * 2012-10-19 2015-10-22 Broadcom Corporation Random access procedure and related apparatus
US20140112153A1 (en) * 2012-10-24 2014-04-24 Electronics And Telecommunications Research Institute Method and device for managing contention window based on transmission error detection
CN103313421B (zh) * 2013-05-22 2016-08-31 中国科学院上海微系统与信息技术研究所 多跳网络和无线传感网的介质访问控制协议中的退避算法
KR102196716B1 (ko) * 2013-06-24 2020-12-30 엘지전자 주식회사 무선 통신 시스템에서 사운딩 참조 신호의 전송 전력을 제어하는 방법 및 이를 위한 장치
US9295074B2 (en) * 2013-09-10 2016-03-22 Samsung Electronics Co., Ltd. Acknowledgement, error recovery and backoff operation of uplink multi-user multiple-input-multiple-output communication in wireless networks
EP2874458A1 (en) * 2013-11-14 2015-05-20 Fujitsu Limited Contention-free access in wireless communication system
WO2015103732A1 (en) * 2014-01-07 2015-07-16 Qualcomm Incorporated POWER CONTROL FOR INITIAL PUSCH FOR eIMTA IN LTE
US9456405B2 (en) * 2014-01-30 2016-09-27 Intel Corporation User equipment and methods for operation in coverage enhancement mode with physical random access channel preamble
EP3096564B1 (en) * 2014-02-19 2018-10-10 Huawei Technologies Co., Ltd. Data processing method after release of unauthorized spectrum, and user equipment
CN104981022B (zh) * 2014-04-04 2020-07-10 北京三星通信技术研究有限公司 数据传输的方法、基站及终端
KR20160147920A (ko) 2014-04-29 2016-12-23 후아웨이 테크놀러지 컴퍼니 리미티드 랜덤 액세스 장치 및 방법
US9967802B2 (en) * 2014-06-13 2018-05-08 Qualcomm Incorporated Wireless communications over unlicensed radio frequency spectrum
EP3169118B1 (en) * 2014-07-11 2020-03-25 Ntt Docomo, Inc. User terminal and wireless communication method
JP5878595B2 (ja) * 2014-07-11 2016-03-08 株式会社Ｎｔｔドコモ ユーザ端末、無線通信システムおよび無線通信方法
WO2016129970A1 (ko) * 2015-02-15 2016-08-18 엘지전자 주식회사 무선 통신 시스템에서 다중 경로 채널에 의한 rach 프리앰블의 충돌을 검출하는 방법 및 장치
EP4007434B1 (en) * 2015-03-17 2023-09-13 Telefonaktiebolaget LM Ericsson (publ) Scheduling in licensed assisted access
US10349293B2 (en) * 2015-04-17 2019-07-09 Qualcomm Incorporated Control of UE clear channel assessment by an eNB

Also Published As

Publication number Publication date
JP6783859B2 (ja) 2020-11-11
EP3381235B1 (en) 2020-11-11
TW201724888A (zh) 2017-07-01
EP3381235A1 (en) 2018-10-03
TWI732802B (zh) 2021-07-11
CN108353427A (zh) 2018-07-31
KR102740547B1 (ko) 2024-12-06
BR112018010571A2 (pt) 2018-11-21
US20170150523A1 (en) 2017-05-25
ES2852048T3 (es) 2021-09-10
US10425973B2 (en) 2019-09-24
CN108353427B (zh) 2021-07-16
KR20180088393A (ko) 2018-08-03
WO2017091693A1 (en) 2017-06-01
JP2018535611A (ja) 2018-11-29

Similar Documents

Publication Publication Date Title
US10425973B2 (en) Random access channel signaling on a shared communication medium
US10368348B2 (en) Physical control channel signaling on a shared communication medium
EP3338505B1 (en) Re-contention-based co-existence on a shared communication medium
CA2997429C (en) Channel configuration for co-existence on a shared communication medium
EP3335514B1 (en) Contention-based co-existence on a shared communication medium
EP3335348B1 (en) Contention-based co-existence on a shared communication medium
EP3338504B1 (en) Re-contention-based co-existence on a shared communication medium
EP3338506B1 (en) Re-contention-based co-existence on a shared communication medium
US10044459B2 (en) Uplink control signaling on a shared communication medium
US20170093545A1 (en) Control signaling in a shared communication medium
BR112018010571B1 (pt) Sinalização de canal de acesso aleatório em um meio de comunicação compartilhado

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20211026

EEER Examination request

Effective date: 20211026

EEER Examination request

Effective date: 20211026

EEER Examination request

Effective date: 20211026

EEER Examination request

Effective date: 20211026

EEER Examination request

Effective date: 20211026

EEER Examination request

Effective date: 20211026

EEER Examination request

Effective date: 20211026

EEER Examination request

Effective date: 20211026

EEER Examination request

Effective date: 20211026

EEER Examination request

Effective date: 20211026