KR102540424B1 - 조정된 lbt (listen before talk) 절차를 사용하여 무선 주파수 스펙트럼 대역에 대한 액세스를 경합하기 위한 기술들 - Google Patents

조정된 lbt (listen before talk) 절차를 사용하여 무선 주파수 스펙트럼 대역에 대한 액세스를 경합하기 위한 기술들 Download PDF

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KR102540424B1
KR102540424B1 KR1020197010063A KR20197010063A KR102540424B1 KR 102540424 B1 KR102540424 B1 KR 102540424B1 KR 1020197010063 A KR1020197010063 A KR 1020197010063A KR 20197010063 A KR20197010063 A KR 20197010063A KR 102540424 B1 KR102540424 B1 KR 102540424B1
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wireless device
priority
transmission interval
radio frequency
frequency spectrum
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KR20190065280A (ko
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샤오샤 장
후안 몬토호
태상 유
시드하르타 말릭
알렉산다르 담냐노빅
마이클 밍시 판
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퀄컴 인코포레이티드
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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
    • H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access
    • H04W74/0875—Non-scheduled access, e.g. ALOHA using a dedicated channel for access with assigned priorities based access
    • 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
    • H04L5/0055—Physical resource allocation for ACK/NACK
    • 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
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/26—Resource reservation
    • 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
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • 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]
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/22—Parsing or analysis of headers

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020197010063A 2016-10-12 2017-09-29 조정된 lbt (listen before talk) 절차를 사용하여 무선 주파수 스펙트럼 대역에 대한 액세스를 경합하기 위한 기술들 Active KR102540424B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662407365P 2016-10-12 2016-10-12
US62/407,365 2016-10-12
US15/486,197 US10536944B2 (en) 2016-10-12 2017-04-12 Techniques for contending for access to a radio frequency spectrum band using a coordinated listen before talk procedure
US15/486,197 2017-04-12
PCT/US2017/054543 WO2018071210A1 (en) 2016-10-12 2017-09-29 Techniques for contending for access to a radio frequency spectrum band using a coordinated listen before talk procedure

Publications (2)

Publication Number Publication Date
KR20190065280A KR20190065280A (ko) 2019-06-11
KR102540424B1 true KR102540424B1 (ko) 2023-06-05

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KR1020197010063A Active KR102540424B1 (ko) 2016-10-12 2017-09-29 조정된 lbt (listen before talk) 절차를 사용하여 무선 주파수 스펙트럼 대역에 대한 액세스를 경합하기 위한 기술들

Country Status (8)

Country Link
US (2) US10536944B2 (https=)
EP (1) EP3527032B1 (https=)
JP (1) JP7066695B2 (https=)
KR (1) KR102540424B1 (https=)
CN (1) CN109891997B (https=)
SG (1) SG11201901858QA (https=)
TW (1) TWI749068B (https=)
WO (1) WO2018071210A1 (https=)

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US10848978B2 (en) * 2018-04-30 2020-11-24 Qualcomm Incorporated Radio (NR) for spectrum sharing
US10917919B2 (en) * 2018-05-31 2021-02-09 Qualcomm Incorporated Reference signal design for medium access in cellular V2X communication
US11770851B2 (en) 2018-06-06 2023-09-26 Qualcomm Incorporated Synchronized spectrum sharing across multiple adjacent carriers
CN111935846B (zh) * 2018-08-17 2022-04-15 Oppo广东移动通信有限公司 传输信号的方法、终端设备和网络设备
US10432272B1 (en) 2018-11-05 2019-10-01 XCOM Labs, Inc. Variable multiple-input multiple-output downlink user equipment
US10659112B1 (en) 2018-11-05 2020-05-19 XCOM Labs, Inc. User equipment assisted multiple-input multiple-output downlink configuration
US10756860B2 (en) 2018-11-05 2020-08-25 XCOM Labs, Inc. Distributed multiple-input multiple-output downlink configuration
US10812216B2 (en) 2018-11-05 2020-10-20 XCOM Labs, Inc. Cooperative multiple-input multiple-output downlink scheduling
WO2020112840A1 (en) 2018-11-27 2020-06-04 XCOM Labs, Inc. Non-coherent cooperative multiple-input multiple-output communications
US11063645B2 (en) 2018-12-18 2021-07-13 XCOM Labs, Inc. Methods of wirelessly communicating with a group of devices
US10756795B2 (en) 2018-12-18 2020-08-25 XCOM Labs, Inc. User equipment with cellular link and peer-to-peer link
US11330649B2 (en) 2019-01-25 2022-05-10 XCOM Labs, Inc. Methods and systems of multi-link peer-to-peer communications
US10756767B1 (en) 2019-02-05 2020-08-25 XCOM Labs, Inc. User equipment for wirelessly communicating cellular signal with another user equipment
BR112021016692A2 (pt) * 2019-02-23 2021-10-13 Google Llc Listen-before-talk aprimorado
US11375408B2 (en) 2019-03-06 2022-06-28 XCOM Labs, Inc. Local breakout architecture
US11032841B2 (en) 2019-04-26 2021-06-08 XCOM Labs, Inc. Downlink active set management for multiple-input multiple-output communications
US10756782B1 (en) 2019-04-26 2020-08-25 XCOM Labs, Inc. Uplink active set management for multiple-input multiple-output communications
US10735057B1 (en) 2019-04-29 2020-08-04 XCOM Labs, Inc. Uplink user equipment selection
US10686502B1 (en) 2019-04-29 2020-06-16 XCOM Labs, Inc. Downlink user equipment selection
US11411778B2 (en) 2019-07-12 2022-08-09 XCOM Labs, Inc. Time-division duplex multiple input multiple output calibration
KR20230008750A (ko) 2020-04-15 2023-01-16 엑스콤 랩스 인코퍼레이티드 무선 네트워크 멀티포인트 연관 및 다양성
US20230171816A1 (en) * 2020-05-08 2023-06-01 Nokia Technologies Oy Traffic priority-based energy detection threshold adaption in unlicensed band
WO2021235730A1 (ko) * 2020-05-21 2021-11-25 엘지전자 주식회사 Cts 전송 방법
CA3178604A1 (en) 2020-05-26 2021-12-02 XCOM Labs, Inc. Interference-aware beamforming
WO2022093988A1 (en) 2020-10-30 2022-05-05 XCOM Labs, Inc. Clustering and/or rate selection in multiple-input multiple-output communication systems
EP4264852A4 (en) 2020-12-16 2025-02-05 Xcom Labs, Inc. WIRELESS COMMUNICATION WITH QUASI-OMNI AND DIRECTED BEAMS
CN117121613A (zh) * 2021-04-02 2023-11-24 高通股份有限公司 用于高频带频谱共享的基于能量模式的动态频率选择
US11711862B1 (en) 2021-07-15 2023-07-25 T-Mobile Usa, Inc. Dual connectivity and carrier aggregation band selection

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US20160073344A1 (en) * 2014-09-09 2016-03-10 Blackberry Limited Medium Access Control in LTE-U
WO2016118329A1 (en) * 2015-01-19 2016-07-28 Qualcomm Incorporated Medium access for shared or unlicensed spectrum

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Publication number Publication date
SG11201901858QA (en) 2019-04-29
CN109891997B (zh) 2023-02-17
TW201815212A (zh) 2018-04-16
JP2019531035A (ja) 2019-10-24
CN109891997A (zh) 2019-06-14
KR20190065280A (ko) 2019-06-11
JP7066695B2 (ja) 2022-05-13
BR112019007336A2 (pt) 2019-07-02
US20200100250A1 (en) 2020-03-26
WO2018071210A1 (en) 2018-04-19
US10939440B2 (en) 2021-03-02
US20180103472A1 (en) 2018-04-12
TWI749068B (zh) 2021-12-11
EP3527032A1 (en) 2019-08-21
US10536944B2 (en) 2020-01-14
EP3527032B1 (en) 2022-09-07

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