PH12021552401A1 - Conditional handover (cho) deconfiguration and failure handling in wireless communications - Google Patents

Conditional handover (cho) deconfiguration and failure handling in wireless communications

Info

Publication number
PH12021552401A1
PH12021552401A1 PH1/2021/552401A PH12021552401A PH12021552401A1 PH 12021552401 A1 PH12021552401 A1 PH 12021552401A1 PH 12021552401 A PH12021552401 A PH 12021552401A PH 12021552401 A1 PH12021552401 A1 PH 12021552401A1
Authority
PH
Philippines
Prior art keywords
cho
base station
configurations
target base
wireless communications
Prior art date
Application number
PH1/2021/552401A
Other languages
English (en)
Inventor
Ozcan Ozturk
Karthika Paladugu
Rajat Prakash
Punyaslok Purkayastha
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 PH12021552401A1 publication Critical patent/PH12021552401A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/00837—Determination of triggering parameters for hand-off
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/0085—Hand-off measurements
    • H04W36/0094—Definition of hand-off measurement parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0058—Transmission of hand-off measurement information, e.g. measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0079—Transmission or use of information for re-establishing the radio link in case of hand-off failure or rejection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/00838—Resource reservation for handover
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/08—Reselecting an access point
    • H04W36/083—Reselecting an access point wherein at least one of the access points is a moving node
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/249—Reselection being triggered by specific parameters according to timing information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/34—Reselection control
    • H04W36/36—Reselection control by user or terminal equipment
    • H04W36/362—Conditional handover
    • 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
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H04W74/0838—Random access procedures, e.g. with 4-step access using contention-free random access [CFRA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/30—Connection release
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0061—Transmission or use of information for re-establishing the radio link of neighbour cell information

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
PH1/2021/552401A 2019-05-02 2020-03-02 Conditional handover (cho) deconfiguration and failure handling in wireless communications PH12021552401A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962842330P 2019-05-02 2019-05-02
US16/805,347 US11012904B2 (en) 2019-05-02 2020-02-28 Conditional handover (CHO) deconfiguration and failure handling in wireless communications
PCT/US2020/020621 WO2020222904A1 (en) 2019-05-02 2020-03-02 Conditional handover (cho) deconfiguration and failure handling in wireless communications

Publications (1)

Publication Number Publication Date
PH12021552401A1 true PH12021552401A1 (en) 2022-11-14

Family

ID=73016212

Family Applications (1)

Application Number Title Priority Date Filing Date
PH1/2021/552401A PH12021552401A1 (en) 2019-05-02 2020-03-02 Conditional handover (cho) deconfiguration and failure handling in wireless communications

Country Status (10)

Country Link
US (4) US11012904B2 (enExample)
EP (2) EP4462877A3 (enExample)
JP (2) JP7585232B2 (enExample)
KR (1) KR20220002919A (enExample)
CN (1) CN113748709A (enExample)
AU (1) AU2020266435B2 (enExample)
PH (1) PH12021552401A1 (enExample)
SG (1) SG11202110474RA (enExample)
TW (1) TWI833917B (enExample)
WO (1) WO2020222904A1 (enExample)

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WO2020259836A1 (en) * 2019-06-27 2020-12-30 Nokia Technologies Oy Rrc reconfigurations during conditional handover
CN111800831B (zh) * 2019-08-01 2021-09-07 维沃移动通信有限公司 路径变换方法、设备、通信系统及计算机可读存储介质
US11399326B2 (en) * 2019-08-12 2022-07-26 Samsung Electronics Co., Ltd. Methods and systems for handling conditional handover (CHO) in a wireless communication network
US20210105690A1 (en) * 2019-10-03 2021-04-08 Google Llc Conditional handover management
WO2021066722A1 (en) * 2019-10-03 2021-04-08 Telefonaktiebolaget Lm Ericsson (Publ) Failure reporting in a wireless communication network
EP4055885A1 (en) * 2019-11-07 2022-09-14 Ofinno, LLC Conditional handover configurations of multiple beams of a cell
EP4059264A4 (en) * 2019-11-15 2023-08-02 Lenovo (Beijing) Limited METHOD AND APPARATUS FOR PERFORMING MOBILITY EFFICIENCY OPTIMIZATION IN AN INTERCELLULAR TRANSFER PROCESS
CN112822728A (zh) * 2019-11-15 2021-05-18 中国移动通信有限公司研究院 信息上报、接收方法、终端及网络设备
CN111034263B (zh) * 2019-11-25 2022-06-24 北京小米移动软件有限公司 信息传输方法、装置及通信设备
US11805456B2 (en) * 2019-12-20 2023-10-31 Intel Corporation Multiple trigger events based conditional handover in 5G NR networks
WO2021204212A1 (en) * 2020-04-07 2021-10-14 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and user equipment for adjusting cell measurement
BR112022020174A2 (pt) * 2020-04-09 2022-11-22 Ericsson Telefon Ab L M Manipulação de atraso de reconfiguração condicional
US12520219B2 (en) 2020-12-28 2026-01-06 Nec Corporation Methods, devices, and computer readable medium for communication
EP4315970A4 (en) * 2021-04-02 2024-12-18 Apple Inc. Timing advance in layer 1/layer 2 inter-cell mobility
CN115250487A (zh) * 2021-04-28 2022-10-28 华为技术有限公司 一种优化移动性能的方法及通信装置
US11778527B2 (en) * 2021-07-01 2023-10-03 Qualcomm Incorporated Reporting for conditional primary secondary cell addition or change
EP4374649A1 (en) * 2021-07-19 2024-05-29 Nokia Technologies Oy Enhanced contention-free random access (cfra) preamble assignment
US20240381212A1 (en) * 2021-08-05 2024-11-14 Nokia Technologies Oy Apparatus comprising at least one processor
EP4454336A1 (en) * 2021-12-21 2024-10-30 Nokia Technologies Oy Ue positioning/location assisted conditional handover
KR20240125548A (ko) * 2021-12-21 2024-08-19 레노보(베이징)리미티드 무선 통신 방법 및 장치
CN118489271A (zh) * 2022-01-18 2024-08-13 Oppo广东移动通信有限公司 通信方法、终端设备及网络设备
MX2024008935A (es) * 2022-01-20 2024-07-29 Lenovo Beijing Ltd Metodos y aparatos de una gestion de enlaces y movilidad para la agregacion del ul.
US12477416B2 (en) * 2022-07-12 2025-11-18 Qualcomm Incorporated Selection of an energy-saving cell for conditional handover
WO2024065673A1 (en) * 2022-09-30 2024-04-04 Apple Inc. Systems, methods, and devices for enhanced air-to-ground (atg) handover
CN116390181B (zh) * 2023-06-07 2023-09-15 武汉世炬信息技术有限公司 用户终端切换通信小区的切换方法及系统
CN121605702A (zh) 2023-08-02 2026-03-03 欧摩威德国有限公司 用于ntn条件切换和无rach切换的方法
CN121549025A (zh) 2023-08-03 2026-02-17 欧摩威德国有限公司 用于条件切换的方法
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US11012904B2 (en) 2019-05-02 2021-05-18 Qualcomm Incorporated Conditional handover (CHO) deconfiguration and failure handling in wireless communications

Also Published As

Publication number Publication date
EP3963943B1 (en) 2024-08-07
JP2022530638A (ja) 2022-06-30
US12464568B2 (en) 2025-11-04
SG11202110474RA (en) 2021-11-29
AU2020266435A1 (en) 2021-11-04
KR20220002919A (ko) 2022-01-07
EP4462877A3 (en) 2025-03-26
CN113748709A (zh) 2021-12-03
JP7585232B2 (ja) 2024-11-18
US20260019890A1 (en) 2026-01-15
AU2020266435B2 (en) 2025-05-22
US11012904B2 (en) 2021-05-18
TWI833917B (zh) 2024-03-01
US20210282061A1 (en) 2021-09-09
EP3963943C0 (en) 2024-08-07
US20200351734A1 (en) 2020-11-05
EP3963943A1 (en) 2022-03-09
BR112021020583A2 (pt) 2021-12-07
WO2020222904A1 (en) 2020-11-05
US20240049078A1 (en) 2024-02-08
EP4462877A2 (en) 2024-11-13
US11849360B2 (en) 2023-12-19
TW202046768A (zh) 2020-12-16
JP2025013457A (ja) 2025-01-24

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