SG11202107599RA - Random access channel (rach) response (rar) reception in an unlicensed radio frequency (rf) spectrum band - Google Patents

Random access channel (rach) response (rar) reception in an unlicensed radio frequency (rf) spectrum band

Info

Publication number
SG11202107599RA
SG11202107599RA SG11202107599RA SG11202107599RA SG11202107599RA SG 11202107599R A SG11202107599R A SG 11202107599RA SG 11202107599R A SG11202107599R A SG 11202107599RA SG 11202107599R A SG11202107599R A SG 11202107599RA SG 11202107599R A SG11202107599R A SG 11202107599RA
Authority
SG
Singapore
Prior art keywords
rar
rach
reception
response
random access
Prior art date
Application number
SG11202107599RA
Other languages
English (en)
Inventor
Ozcan Ozturk
Xiaoxia Zhang
Tao Luo
Jing Sun
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 SG11202107599RA publication Critical patent/SG11202107599RA/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/08Non-scheduled access, e.g. ALOHA
    • H04W74/0833Random access procedures, e.g. with 4-step access
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/28Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40Bus networks
    • H04L12/407Bus networks with decentralised control
    • H04L12/413Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection [CSMA-CD]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14Spectrum sharing arrangements between different networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/002Transmission of channel access control information
    • H04W74/004Transmission of channel access control information in the uplink, i.e. towards network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/002Transmission of channel access control information
    • H04W74/006Transmission of channel access control information in the downlink, i.e. towards the terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/08Non-scheduled access, e.g. ALOHA
    • H04W74/0866Non-scheduled access, e.g. ALOHA using a dedicated channel for access
    • H04W74/0891Non-scheduled access, e.g. ALOHA using a dedicated channel for access for synchronized access
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/11Allocation or use of connection identifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
SG11202107599RA 2019-02-08 2020-01-31 Random access channel (rach) response (rar) reception in an unlicensed radio frequency (rf) spectrum band SG11202107599RA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962802841P 2019-02-08 2019-02-08
US16/777,657 US11109420B2 (en) 2019-02-08 2020-01-30 Random access channel (RACH) response (RAR) reception in an unlicensed radio frequency (RF) spectrum band
PCT/US2020/016270 WO2020163184A1 (en) 2019-02-08 2020-01-31 Random access channel (rach) response (rar) reception in an unlicensed radio frequency (rf) spectrum band

Publications (1)

Publication Number Publication Date
SG11202107599RA true SG11202107599RA (en) 2021-08-30

Family

ID=71945537

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202107599RA SG11202107599RA (en) 2019-02-08 2020-01-31 Random access channel (rach) response (rar) reception in an unlicensed radio frequency (rf) spectrum band

Country Status (7)

Country Link
US (3) US11109420B2 (zh)
EP (1) EP3922051A1 (zh)
KR (2) KR20220010064A (zh)
CN (2) CN113383570B (zh)
SG (1) SG11202107599RA (zh)
TW (2) TWI829360B (zh)
WO (1) WO2020163184A1 (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11109420B2 (en) * 2019-02-08 2021-08-31 Qualcomm Incorporated Random access channel (RACH) response (RAR) reception in an unlicensed radio frequency (RF) spectrum band
EP3759993A4 (en) 2019-02-14 2021-11-17 Nokia Technologies Oy RECEIVING A DIRECT ACCESS ANSWER WITH AN EXTENDED ANSWER WINDOW
US20220191935A1 (en) * 2019-03-27 2022-06-16 Apple Inc. Two-step rach for new radio (nr) with unlicensed operation
WO2020191771A1 (en) * 2019-03-28 2020-10-01 Zte Corporation Method and apparatus for performing enhanced random access procedure
MX2021013414A (es) 2019-05-02 2021-12-10 Nokia Technologies Oy Resolucion de contencion en procedimiento de acceso aleatorio.
US11785648B2 (en) * 2019-08-09 2023-10-10 Intel Corporation RAR window enhancement during random access procedure for new radio (NR)-unlicensed spectrum
KR20210142463A (ko) * 2020-05-18 2021-11-25 삼성전자주식회사 무선 통신 시스템에서 랜덤엑세스를 수행하는 방법 및 장치
US20220124652A1 (en) * 2020-10-16 2022-04-21 Nokia Technologies Oy IAB Timing Delta MAC CE Enhancement For Case #6 Timing Support
US20220312504A1 (en) * 2021-03-23 2022-09-29 Qualcomm Incorporated Cross-link interference mitigation for full-duplex random access
WO2024065622A1 (en) * 2022-09-30 2024-04-04 Qualcomm Incorporated Initial physical random access channel transmission determination for multiple physical random access channel transmissions

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WO2013126858A1 (en) * 2012-02-24 2013-08-29 Interdigital Patent Holdings, Inc. Random access in dynamic and shared spectrums
EP2826288B1 (en) * 2012-03-16 2018-12-05 Interdigital Patent Holdings, Inc. Random access procedures in wireless systems
US10014970B2 (en) * 2015-03-06 2018-07-03 Qualcomm Incorporated Mitigation of inter-base station resynchronization loss in LTE/LTE-A networks with contention-based shared frequency spectrum
EP3281481A4 (en) * 2015-04-08 2018-12-05 Nokia Solutions and Networks Oy Random access response message transmission
DE112015006779T5 (de) * 2015-08-06 2018-05-24 Intel IP Corporation Ausführen missionskritischer Kommunikation an einem Teilnehmergerät (UE)
US10039132B2 (en) * 2015-09-24 2018-07-31 Kt Corporation Method and apparatus for receiving random access response for MTC UE
CN106686691B (zh) * 2015-11-06 2019-11-08 电信科学技术研究院 一种随机接入响应rar传输方法及相关设备
CN108353439B (zh) * 2015-11-09 2021-12-21 瑞典爱立信有限公司 用于处理无线通信网络中的接入请求的第一网络节点、无线设备及其方法
WO2017131430A1 (en) * 2016-01-26 2017-08-03 Lg Electronics Inc. Method for performing a random access procedure in wireless communication system and a device therefor
CN108476532A (zh) * 2016-02-02 2018-08-31 英特尔Ip公司 随机接入过程期间的先听后说(lbt)失败
US10278160B2 (en) 2016-02-26 2019-04-30 Samsung Electronics Co., Ltd. Apparatus and method for performing random access in beam-formed system
KR20180017909A (ko) * 2016-08-11 2018-02-21 삼성전자주식회사 차세대 이동통신 시스템에서 하향링크 빔의 특성에 따라 랜덤 엑세스 과정을 선택하는 방법 및 장치
KR102509979B1 (ko) * 2017-06-07 2023-03-14 삼성전자 주식회사 랜덤 액세스 응답을 식별하는 시스템 및 방법
WO2018232123A1 (en) 2017-06-14 2018-12-20 Idac Holdings, Inc. Rach procedures in unlicensed spectrum
US11419173B2 (en) 2017-08-09 2022-08-16 Idac Holdings, Inc. Methods and systems for beam recovery and management
MX2020003907A (es) * 2017-09-28 2020-10-05 Ericsson Telefon Ab L M Procedimiento de acceso aleatorio de haces multiples en ejecucion de traspaso.
WO2019098770A1 (ko) * 2017-11-17 2019-05-23 엘지전자 주식회사 물리 임의 접속 채널을 송수신하는 방법 및 이를 위한 장치
JP7197297B2 (ja) * 2018-07-17 2022-12-27 シャープ株式会社 基地局装置、端末装置、および、通信方法
US11259331B2 (en) * 2018-09-27 2022-02-22 Ofinno, Llc RACH type switching
US11399393B2 (en) * 2019-01-09 2022-07-26 Ofinno, Llc Random access backoff indicator
US11109420B2 (en) * 2019-02-08 2021-08-31 Qualcomm Incorporated Random access channel (RACH) response (RAR) reception in an unlicensed radio frequency (RF) spectrum band

Also Published As

Publication number Publication date
US20220061100A1 (en) 2022-02-24
TWI829360B (zh) 2024-01-11
TWI780402B (zh) 2022-10-11
WO2020163184A1 (en) 2020-08-13
KR20220010064A (ko) 2022-01-25
US11910444B2 (en) 2024-02-20
US11109420B2 (en) 2021-08-31
TW202304242A (zh) 2023-01-16
US20200260497A1 (en) 2020-08-13
US20240073955A1 (en) 2024-02-29
KR102352028B1 (ko) 2022-01-14
CN118075907A (zh) 2024-05-24
EP3922051A1 (en) 2021-12-15
KR20210122789A (ko) 2021-10-12
CN113383570A (zh) 2021-09-10
CN113383570B (zh) 2024-04-12
TW202037214A (zh) 2020-10-01

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