WO2019136644A1 - Procédé et dispositif de communication sans fil - Google Patents

Procédé et dispositif de communication sans fil Download PDF

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Publication number
WO2019136644A1
WO2019136644A1 PCT/CN2018/072140 CN2018072140W WO2019136644A1 WO 2019136644 A1 WO2019136644 A1 WO 2019136644A1 CN 2018072140 W CN2018072140 W CN 2018072140W WO 2019136644 A1 WO2019136644 A1 WO 2019136644A1
Authority
WO
WIPO (PCT)
Prior art keywords
network device
terminal device
core network
access network
information
Prior art date
Application number
PCT/CN2018/072140
Other languages
English (en)
Chinese (zh)
Inventor
唐海
Original Assignee
Oppo广东移动通信有限公司
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 Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to PCT/CN2018/072140 priority Critical patent/WO2019136644A1/fr
Priority to CN201880064662.1A priority patent/CN111183680A/zh
Publication of WO2019136644A1 publication Critical patent/WO2019136644A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/16—Communication-related supplementary services, e.g. call-transfer or call-hold
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service
    • 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

Definitions

  • a wireless communication method including:
  • the network device according to the core network device and/or the first system in which the access network device is processed by the terminal device, and the network side capable of processing the voice service of the terminal device
  • the second system in which the core network device and/or the access network device are located determines whether the terminal device supports the voice service of the terminal device, and the terminal device indicates that the terminal device is expected to fall back due to the preference of the terminal device, thereby The expectation of the device and the ability of the network to reply to the terminal device whether to support the voice service of the terminal device, and the terminal device selects an appropriate network access based on the reply of the network device, which can avoid the terminal device not expecting to fall back, but will follow The impact of the fallback on the services that the terminal device is using.
  • the first information that is sent by the network device to respond to the second information is The access network device and/or the core network device that the terminal device selects to access includes:
  • determining whether to send the setup request to the first access network device corresponding to the QoS flow Or the first core network device including:
  • the method further includes:
  • the fourth information is obtained from the unified data management UDM network element, where the fourth information is used to indicate a system in which the terminal device is expected to process an access network device or a core network device of the voice service.
  • the method further includes: not Sending a request to the first access network device or the first core network device, sending a reject message to the triggering party of the establishment request, the reason value of the reject message is that the terminal device is not a voice service Centered.
  • the network device may be based on the data service or the voice service as the center device corresponding to the QoS flow, and the terminal device is currently Whether the access network device or the core network device of the first system supports voice service, the access network device or the network device where the terminal device is expected to process its voice service, the access network device or core of the second system Whether the network device supports the voice service, so that the QoS flow is established by the access network device or the core network device in the second system, and the network device can determine in advance whether to fall back, and avoid the undesired fallback of the terminal device, thereby avoiding subsequent operations. The impact of the fallback on the services that the terminal device is using.
  • the terminal device is centered on the voice service, and the access network device or the core network device of the first system does not support the voice service, and the access network device or the core network device of the second system supports the voice service. And the system in which the terminal device is expected to process the voice network service or the network device in which the core network device is located includes the second system, and the network device determines to perform the fallback operation.
  • the method further includes:
  • a computer storage medium for storing computer software instructions for performing the method of any of the above first aspect or any of the possible implementations of the first aspect, comprising program.
  • FIG. 10 is a schematic block diagram of a communication device in accordance with an embodiment of the present application.
  • the core network device 140 and the core network device 150 can communicate through the N26 interface.
  • the terminal device may need to fall back to 4G to perform the service. The process of falling back will be described below in conjunction with FIG.
  • the first information may be referred to as a network preference parameter.
  • the network device may also obtain the Voice centric/Data centric parameter of the terminal device from the UDM network element.
  • the first information is used to indicate that the voice service of the terminal device is not supported.
  • the first system is a 5G system
  • the second system is a 4G system.
  • the AMF obtains the voice support of the RAN in two ways: 1) the RAN side informs the AMF, including but not limited to adding the RAN side voice support identifier in the registration process; 2) the static configuration in the AMF, and the AMF is based on different locations ( The registration area/tracking area/base station node, etc.), different RAT types to determine whether the currently connected RAN supports voice.
  • the network device receives the second information from the terminal device, where the second information is used to indicate that the terminal device is centered on a data service or is a voice service.
  • the network device obtains fourth information from the unified data management UDM network element, where the fourth information is used to indicate a system in which the terminal device is expected to process an access network device or a core network device of the voice service.
  • the network device may access the network device according to the data service as the center or the voice service as the center device corresponding to the QoS flow.
  • the core network device supports the voice service
  • the terminal device is expected to process at least one of the access network device of the voice service or the system in which the core network device is located, and determine in advance whether to send the QoS flow establishment request to the access.
  • the network device or the core network device can implement the successful interception of the QoS before the QoS flow processing, and avoid the undesired fallback of the terminal device, thereby avoiding the impact of the subsequent fallback on the service that the terminal device is using.
  • the network device in the first system receives a request for establishing a quality of service QoS flow, and the service corresponding to the QoS flow is a voice service.
  • the network device determines whether to perform a fallback operation according to at least one of the following, in order to establish a QoS flow by the access network device or the core network device in the second system:
  • the network device receives second information sent by the terminal device or other network device, where the second information is used to indicate that the terminal device is centered on a data service or is a voice service.
  • the processing unit 820 is configured to: determine a first network where the core network device and/or the access network device that the terminal device desires to process the voice service, and the network side can process the voice service of the terminal device. a second system in which the core network device and/or the access network device are located; the communication unit 810 is configured to send, according to the first system and the second system, a terminal device to indicate support or not The first information supporting the voice service of the terminal device.
  • the communication unit 810 is configured to: send, to the network device, second information, where the second information is used to indicate that the core network device and/or the access network device that the terminal device desires to process its voice service is located at.
  • the first system is configured to: select the accessed access network device and/or the core network device based on the first information that is sent by the network device to respond to the second information.
  • the communication device 800 can correspond to the terminal device in the method 500, and the corresponding operation of the terminal device can be implemented. For brevity, no further details are provided herein.
  • the communication device 800 may correspond to the network device in the method 600, and the corresponding operations of the network device may be implemented. For brevity, no further details are provided herein.
  • the memory in the embodiments of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (PROM), an erasable programmable read only memory (Erasable PROM, EPROM), or an electric Erase programmable read only memory (EEPROM) or flash memory.
  • the volatile memory can be a Random Access Memory (RAM) that acts as an external cache.
  • RAM Random Access Memory
  • many forms of RAM are available, such as static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (Synchronous DRAM).
  • the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product.
  • the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
  • the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé de communication sans fil, qui peut éviter l'effet de repli sur un service utilisé par un dispositif terminal. Le procédé comporte les étapes suivantes: un dispositif de réseau détermine un premier système dans lequel est/sont situé(s) un dispositif de réseau central et/ou un dispositif de réseau d'accès dont un dispositif terminal souhaite qu'ils traitent son service vocal, et un second système dans lequel est/sont situé(s) le dispositif de réseau central et/ou le dispositif de réseau d'accès doté(s) d'un côté réseau capable de traiter le service vocal du dispositif terminal; et le dispositif émet, selon le premier système et le second système, des premières informations servant à indiquer un service vocal prenant en charge ou ne prenant pas en charge le dispositif terminal.
PCT/CN2018/072140 2018-01-10 2018-01-10 Procédé et dispositif de communication sans fil WO2019136644A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2018/072140 WO2019136644A1 (fr) 2018-01-10 2018-01-10 Procédé et dispositif de communication sans fil
CN201880064662.1A CN111183680A (zh) 2018-01-10 2018-01-10 无线通信方法和设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/072140 WO2019136644A1 (fr) 2018-01-10 2018-01-10 Procédé et dispositif de communication sans fil

Publications (1)

Publication Number Publication Date
WO2019136644A1 true WO2019136644A1 (fr) 2019-07-18

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PCT/CN2018/072140 WO2019136644A1 (fr) 2018-01-10 2018-01-10 Procédé et dispositif de communication sans fil

Country Status (2)

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CN (1) CN111183680A (fr)
WO (1) WO2019136644A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115699979A (zh) * 2020-08-03 2023-02-03 Oppo广东移动通信有限公司 无线通信方法和设备

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114727351A (zh) * 2020-12-22 2022-07-08 中兴通讯股份有限公司 用户驻留方法、用户驻留系统及存储介质
CN116390203A (zh) * 2021-12-30 2023-07-04 华为技术有限公司 选择网络的方法和装置

Citations (2)

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Publication number Priority date Publication date Assignee Title
CN102316554A (zh) * 2011-09-02 2012-01-11 工业和信息化部电信传输研究所 一种基于电路域业务回落技术的网络选择方法和移动终端
US20160353333A1 (en) * 2015-05-29 2016-12-01 Reliance Jio Infocomm Limited System and method of providing calling based service to a csfb device from a ps network

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CN104284379A (zh) * 2013-07-08 2015-01-14 华为技术有限公司 一种电路域回落方法及用户设备

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
CN102316554A (zh) * 2011-09-02 2012-01-11 工业和信息化部电信传输研究所 一种基于电路域业务回落技术的网络选择方法和移动终端
US20160353333A1 (en) * 2015-05-29 2016-12-01 Reliance Jio Infocomm Limited System and method of providing calling based service to a csfb device from a ps network

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"System Architecture for the 5G System", 3GPP TS 23. 501 V15.0.0, 22 December 2017 (2017-12-22), pages 1 - 181, XP055623209 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115699979A (zh) * 2020-08-03 2023-02-03 Oppo广东移动通信有限公司 无线通信方法和设备

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