CA3011274C - Methods and apparatus for radio link monitoring in unlicensed communication channels - Google Patents

Methods and apparatus for radio link monitoring in unlicensed communication channels Download PDF

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Publication number
CA3011274C
CA3011274C CA3011274A CA3011274A CA3011274C CA 3011274 C CA3011274 C CA 3011274C CA 3011274 A CA3011274 A CA 3011274A CA 3011274 A CA3011274 A CA 3011274A CA 3011274 C CA3011274 C CA 3011274C
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CA
Canada
Prior art keywords
signal
signals
sub
discovery
quality
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.)
Active
Application number
CA3011274A
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English (en)
French (fr)
Other versions
CA3011274A1 (en
Inventor
Andrei Radulescu
Tao Luo
Chirag Patel
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 CA3011274A1 publication Critical patent/CA3011274A1/en
Application granted granted Critical
Publication of CA3011274C publication Critical patent/CA3011274C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
    • 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
    • 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
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • 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
    • H04W76/00—Connection management
    • H04W76/30—Connection release
    • H04W76/38—Connection release triggered by timers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/02—Access restriction performed under specific conditions
    • H04W48/06—Access restriction performed under specific conditions based on traffic conditions
    • 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)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
CA3011274A 2016-02-02 2017-01-27 Methods and apparatus for radio link monitoring in unlicensed communication channels Active CA3011274C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662290365P 2016-02-02 2016-02-02
US62/290,365 2016-02-02
US15/417,002 US10542444B2 (en) 2016-02-02 2017-01-26 Methods and apparatus for radio link monitoring in unlicensed communication channels
US15/417,002 2017-01-26
PCT/US2017/015384 WO2017136239A1 (en) 2016-02-02 2017-01-27 Methods and apparatus for radio link monitoring in unlicensed communication channels

Publications (2)

Publication Number Publication Date
CA3011274A1 CA3011274A1 (en) 2017-08-10
CA3011274C true CA3011274C (en) 2024-04-16

Family

ID=59387385

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3011274A Active CA3011274C (en) 2016-02-02 2017-01-27 Methods and apparatus for radio link monitoring in unlicensed communication channels

Country Status (7)

Country Link
US (1) US10542444B2 (https=)
EP (1) EP3412078B1 (https=)
JP (1) JP6959242B2 (https=)
KR (1) KR102784156B1 (https=)
CN (1) CN108605303B (https=)
CA (1) CA3011274C (https=)
WO (1) WO2017136239A1 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
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US10517021B2 (en) 2016-06-30 2019-12-24 Evolve Cellular Inc. Long term evolution-primary WiFi (LTE-PW)
CN107787005B (zh) * 2016-08-26 2023-04-07 北京三星通信技术研究有限公司 在链路质量监测的方法和相应的用户设备
EP3566487A4 (en) * 2017-01-06 2020-08-19 LG Electronics Inc. -1- PROCESS FOR PERFORMING A RADIO LINK MONITORING AND A MULTI-BEAM OPERATING FAILURE PROCEDURE IN A WIRELESS COMMUNICATION SYSTEM AND ASSOCIATED DEVICE
CN110622591A (zh) * 2017-05-31 2019-12-27 华为技术有限公司 一种发现信号的发送方法、检测方法、基站和用户设备
CN114980192B (zh) * 2017-08-07 2025-11-28 维沃移动通信有限公司 一种无线链路监听的方法、配置方法、终端及网络设备
US11419081B2 (en) 2017-09-21 2022-08-16 Sony Group Corporation Method and apparatus for anchor channel control
AU2018432039A1 (en) * 2018-07-11 2021-02-25 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method for monitoring radio link and terminal device
WO2020029198A1 (zh) * 2018-08-09 2020-02-13 富士通株式会社 无线链路检测方法、装置和通信系统
EP3815254A4 (en) * 2018-09-28 2022-07-20 Apple Inc. ASSOCIATION OF BEAM FAILURE RECOVERY AND RADIO LINK FAILURE IN A FIFTH GENERATION (5G) NEW RADIO (NR) SYSTEM
CN110971353B (zh) * 2018-09-28 2021-12-28 华为技术有限公司 通信方法及装置
US11510227B2 (en) * 2018-10-05 2022-11-22 Qualcomm Incorporated Uplink transmission in discovery reference signal measurement timing configuration window
CN111107659B (zh) 2018-10-26 2022-03-11 华为技术有限公司 非授权频谱中无线链路检测的方法和通信装置
US11863477B2 (en) * 2019-10-04 2024-01-02 Intel Corporation Radio link monitoring (RLM) evaluation periods in new radio-unlicensed (NR-U) spectrums and reference signal time difference timing uncertainty configuration
WO2021208034A1 (zh) * 2020-04-16 2021-10-21 Oppo广东移动通信有限公司 一种无线链路测量方法、电子设备及存储介质

Family Cites Families (12)

* Cited by examiner, † Cited by third party
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TWM381966U (en) * 2008-09-22 2010-06-01 Interdigital Patent Holdings Wireless transmit receive unit for determining/detecting radio link failure
US8787177B2 (en) * 2008-11-03 2014-07-22 Apple Inc. Techniques for radio link problem and recovery detection in a wireless communication system
US9392464B2 (en) * 2011-05-04 2016-07-12 Google Technology Holdings LLC Method and apparatus for providing user equipment access to TV white space resources by a broadband cellular network
DK2665325T3 (da) 2012-05-15 2014-10-27 Ericsson Telefon Ab L M Radioforbindelsesstyring til netværksunderstøttet indretning-til-indretning-kommunikation
US9503216B2 (en) 2012-11-02 2016-11-22 Telefonaktiebolaget L M Ericsson (Publ) Methods and devices related to effective measurements
US9832659B2 (en) 2012-12-03 2017-11-28 Lg Electronics Inc. Method and apparatus for supporting control plane and user plane in wireless communication system
EP3986031B1 (en) 2013-04-03 2024-04-03 InterDigital Patent Holdings, Inc. Cell detection, identification, and measurements for small cell deployments
KR20150086203A (ko) * 2014-01-17 2015-07-27 삼성전자주식회사 디바이스간 통신 방법 및 장치
WO2015169404A1 (en) 2014-05-09 2015-11-12 Telefonaktiebolaget L M Ericsson (Publ) Explicit signaling of the presence of activation cammand for fast on/off feature of aggregated carriers
US20160095114A1 (en) * 2014-09-26 2016-03-31 Electronics And Telecommunications Research Institute Method and apparatus for managing allocation and usage of radio resource, method and apparatus for transmitting data through unlicensed band channel, and method and apparatus for managing access of radio resource
US10091661B2 (en) * 2015-08-13 2018-10-02 Lg Electronics Inc. Method for receiving a discovery signal from a LAA based cell
CN106658584B (zh) * 2015-10-30 2022-02-15 北京三星通信技术研究有限公司 信号发送与接收和干扰测量的方法及设备

Also Published As

Publication number Publication date
WO2017136239A1 (en) 2017-08-10
EP3412078A1 (en) 2018-12-12
KR102784156B1 (ko) 2025-03-19
JP2019503628A (ja) 2019-02-07
EP3412078B1 (en) 2020-03-04
CN108605303B (zh) 2020-12-15
KR20180109900A (ko) 2018-10-08
BR112018015682A2 (en) 2018-12-26
US20170223561A1 (en) 2017-08-03
CN108605303A (zh) 2018-09-28
JP6959242B2 (ja) 2021-11-02
CA3011274A1 (en) 2017-08-10
US10542444B2 (en) 2020-01-21

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