JP7387724B2 - ＶＮＲからＶｏＬＴＥへのフォールバックを改善するための技法 - Google Patents

ＶＮＲからＶｏＬＴＥへのフォールバックを改善するための技法 Download PDF

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Publication number
JP7387724B2
JP7387724B2 JP2021518544A JP2021518544A JP7387724B2 JP 7387724 B2 JP7387724 B2 JP 7387724B2 JP 2021518544 A JP2021518544 A JP 2021518544A JP 2021518544 A JP2021518544 A JP 2021518544A JP 7387724 B2 JP7387724 B2 JP 7387724B2
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Japan
Prior art keywords
voice call
lte
gnb
handover
response
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Japanese (ja)
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JP2022504227A (ja
JPWO2020076839A5 (enExample
Inventor
シ、ヨンシェン
ジュ、シペン
ジシモポウロス、ハリス
アンチャン、キランクマー・ボジャ
シャポニエール、ルナイ・ジェネビーブ
ワン、シャンシャン
サンタナム、アルビンド・バルダラジャン
アグラワル、モナ
ゴールミー、アジズ
チン、トム
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Qualcomm Inc
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Qualcomm Inc
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Publication of JPWO2020076839A5 publication Critical patent/JPWO2020076839A5/ja
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Publication of JP7387724B2 publication Critical patent/JP7387724B2/ja
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    • 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
    • H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
    • H04W36/0022—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies
    • H04W36/00222—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies between different packet switched [PS] network technologies, e.g. transferring data sessions between LTE and WLAN or LTE and 5G
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1073—Registration or de-registration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1101—Session protocols
    • H04L65/1104—Session initiation protocol [SIP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/14—Reselecting a network or an air interface
    • H04W36/144—Reselecting a network or an air interface over a different radio air interface technology
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/14—Reselecting a network or an air interface
    • H04W36/144—Reselecting a network or an air interface over a different radio air interface technology
    • H04W36/1443—Reselecting a network or an air interface over a different radio air interface technology between licensed networks
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2021518544A 2018-10-09 2019-10-08 ＶＮＲからＶｏＬＴＥへのフォールバックを改善するための技法 Active JP7387724B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862743409P 2018-10-09 2018-10-09
US62/743,409 2018-10-09
US16/594,374 US11190993B2 (en) 2018-10-09 2019-10-07 Techniques for improving VoNR-to-VoLTE fallback
US16/594,374 2019-10-07
PCT/US2019/055214 WO2020076839A1 (en) 2018-10-09 2019-10-08 Techniques for improving vnr-to-volte fallback

Publications (3)

Publication Number Publication Date
JP2022504227A JP2022504227A (ja) 2022-01-13
JPWO2020076839A5 JPWO2020076839A5 (enExample) 2022-09-20
JP7387724B2 true JP7387724B2 (ja) 2023-11-28

Family

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JP2021518544A Active JP7387724B2 (ja) 2018-10-09 2019-10-08 ＶＮＲからＶｏＬＴＥへのフォールバックを改善するための技法

Country Status (8)

Country Link
US (2) US11190993B2 (enExample)
EP (2) EP3864895B1 (enExample)
JP (1) JP7387724B2 (enExample)
KR (2) KR20250058115A (enExample)
CN (1) CN112806062B (enExample)
BR (1) BR112021005489A2 (enExample)
SG (1) SG11202102229RA (enExample)
WO (1) WO2020076839A1 (enExample)

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WO2019071496A1 (zh) * 2017-10-11 2019-04-18 Oppo广东移动通信有限公司 网络切换之后返回的方法、接入网设备和核心网设备
US11190993B2 (en) 2018-10-09 2021-11-30 Qualcomm Incorporated Techniques for improving VoNR-to-VoLTE fallback
US10893444B2 (en) * 2019-01-28 2021-01-12 Qualcomm Incorporated Voice fallback in 5G NR
WO2020167041A1 (en) 2019-02-15 2020-08-20 Samsung Electronics Co., Ltd. Method and ue for handling ul nas transport message failure in wireless communication network
US10911994B2 (en) * 2019-04-30 2021-02-02 Verizon Patent And Licensing Inc. Method and system for end device management of voice over new radio and non-voice over new radio in multi-rat environment
US11026129B2 (en) * 2019-05-31 2021-06-01 Verizon Patent And Licensing Inc. System and method for returning to 5G after fallback
CN111372327B (zh) * 2020-02-18 2022-05-24 华为技术有限公司 基于5g sa网络的呼叫方法、电子设备及系统
WO2021261843A1 (en) * 2020-06-22 2021-12-30 Samsung Electronics Co., Ltd. Methods and systems for managing a voice over new radio call by a user equipment
CN111918347A (zh) * 2020-07-03 2020-11-10 维沃移动通信有限公司 起呼异常处理方法及装置
US12022545B2 (en) * 2020-07-27 2024-06-25 T-Mobile Usa, Inc. Dynamic PCRF/PCF selection
WO2022039452A1 (en) * 2020-08-15 2022-02-24 Samsung Electronics Co., Ltd. Method and user equipment for preventing call drop in a wireless network
CN116671085A (zh) * 2020-09-23 2023-08-29 创峰科技 从测量报告中删除不支持新无线电语音的新无线电小区的装置和方法
WO2022061565A1 (en) * 2020-09-23 2022-03-31 Qualcomm Incorporated Ue optimization in eps fallback procedure with rrc connection re-establishment rejection
US12238148B2 (en) 2020-12-22 2025-02-25 Samsung Electronics Co., Ltd. Terminal, wireless communication system including terminal, and method of operating terminal
CN112770341A (zh) * 2020-12-23 2021-05-07 北京小米移动软件有限公司 呼叫方法和装置
US11863594B2 (en) 2021-01-07 2024-01-02 Samsung Electronics Co., Ltd. Electronic device and method for processing call request in electronic device
FI129680B (en) * 2021-03-02 2022-06-30 Elisa Oyj Procedure for managing call capacity in a mobile network
WO2022191519A1 (en) * 2021-03-11 2022-09-15 Samsung Electronics Co., Ltd. Method for selecting cell using a 5g user equipment and a 5g ue
WO2022232970A1 (en) * 2021-05-05 2022-11-10 Qualcomm Incorporated Techniques for excluding signal measurements from a measurement report
US11711732B2 (en) 2021-05-19 2023-07-25 Microsoft Technology Licensing, Llc Minimizing disruption to a voice call in a mobile network that includes different network segments having different capabilities for supporting voice calls
CN113329355B (zh) * 2021-05-31 2023-02-28 Oppo广东移动通信有限公司 语音业务的退回方法、终端设备及存储介质
US11924691B2 (en) 2021-06-24 2024-03-05 Samsung Electronics Co., Ltd. Method for improving call performance in wireless network
CN113709682B (zh) * 2021-08-10 2023-04-07 Oppo广东移动通信有限公司 呼叫处理方法、装置、终端设备及存储介质
CN115968565A (zh) * 2021-08-11 2023-04-14 华为技术有限公司 用于无线通信装置的方法、装置、存储介质和芯片系统
CN117751624A (zh) * 2021-09-18 2024-03-22 华为技术有限公司 一种通话方法及通信装置
US12250596B2 (en) 2021-09-20 2025-03-11 Samsung Electronics Co., Ltd. UE implementation to manage VoNR/EPSFB calls
CN115996362B (zh) * 2021-10-18 2024-05-24 中国移动通信集团四川有限公司 语音业务恢复方法、装置及系统
CN116367139A (zh) * 2021-12-27 2023-06-30 华为技术有限公司 通信方法及装置
CN114126081B (zh) * 2022-01-29 2022-05-13 深圳国人无线通信有限公司 一种VoNR语音呼叫方法和系统
CN115190556B (zh) * 2022-06-10 2024-02-27 联想(北京)有限公司 通信方法、源基站、目标基站、通信系统及存储介质
WO2024043825A1 (en) * 2022-08-23 2024-02-29 Telefonaktiebolaget Lm Ericsson (Publ) Methods and apparatus for including information concerning the selected cell (suitable or acceptable cell) in a failure report
CN115696643A (zh) * 2022-09-13 2023-02-03 中国电信股份有限公司 一种针对协议数据单元会话业务的恢复方法和装置
CN116614786B (zh) * 2023-07-14 2023-10-31 中国电信股份有限公司 语音通话网络的切换方法、装置、电子设备及存储介质

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JP2012532504A (ja) 2009-06-29 2012-12-13 リサーチ イン モーション リミテッド 進化型パケットシステムのボイスサービスインジケータに基づいてボイスサービスにアクセスするシステムおよび方法
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KR20210070990A (ko) 2021-06-15
EP3996420B1 (en) 2024-05-15
US11190993B2 (en) 2021-11-30
BR112021005489A2 (pt) 2021-06-15
CN112806062B (zh) 2024-04-16
SG11202102229RA (en) 2021-04-29
CN112806062A (zh) 2021-05-14
EP3996420A1 (en) 2022-05-11
US11689976B2 (en) 2023-06-27
US20220022109A1 (en) 2022-01-20
KR20250058115A (ko) 2025-04-29
EP3864895B1 (en) 2024-03-13
WO2020076839A1 (en) 2020-04-16
JP2022504227A (ja) 2022-01-13
EP3864895A1 (en) 2021-08-18
US20200112892A1 (en) 2020-04-09

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