WO2015196341A1 - 网络切换方法和终端 - Google Patents
网络切换方法和终端 Download PDFInfo
- Publication number
- WO2015196341A1 WO2015196341A1 PCT/CN2014/080538 CN2014080538W WO2015196341A1 WO 2015196341 A1 WO2015196341 A1 WO 2015196341A1 CN 2014080538 W CN2014080538 W CN 2014080538W WO 2015196341 A1 WO2015196341 A1 WO 2015196341A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- network
- terminal
- data service
- operation instruction
- currently used
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000010295 mobile communication Methods 0.000 claims abstract description 8
- 230000007774 longterm Effects 0.000 claims abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
-
- 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
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Definitions
- the present invention relates to the field of communications, and in particular, to a network switching method and a terminal. Background technique
- the Circuit Switched Fall Back (CSFB) technology is a technology in which a Long Term Evolution (LTE) terminal uses voice services through a circuit domain.
- LTE Long Term Evolution
- a User Equipment (UE) generally resides on an LTE network.
- the data service provided by the LTE network when used, when the UE initiates a voice call or receives a voice call, it can fall back to the 2G/3G circuit domain network for voice call, and then switch to the LTE network after the end.
- the voice of the LTE network based on the CSFB technology is implemented by the Global System for Mobile communication (Universal Mobile Telecommunications System, GU, ie 2G/3G) network, it is under the LTE network. Only high-speed data service services can be used. The UE stays in the LTE network for a long time, which will cause a great waste of LTE network resources. Summary of the invention
- the embodiment of the invention provides a network switching method and a terminal, which realizes switching to a high-speed data network when the UE needs to perform packet-switched data service, thereby saving high-speed data network resources.
- an embodiment of the present invention provides a network switching method, which is applied to a terminal, where the method includes:
- the first network currently used by the terminal is the second network
- the network standard of the first network is a ⁇ TS network standard or a GSM network standard
- the network format of the second network is an LTE network standard.
- the method before the receiving the operation instruction of the data service is closed, the method further includes: the terminal is attached to the second network.
- the switching, the second network that is currently used by the terminal is a first network, specifically:
- the network side device of the second network sends a detaching Detach request, so that the terminal detaches to the second network, and sends an attach At tach request to the network side device of the first network, so that the terminal is attached to the terminal The first network.
- the switching the first network currently used by the terminal is the second
- the network specifically includes: sending a routing area update RAU request to the network side device of the second network, and after the network side device accepts the routing area update request, reselecting the idle state cell of the second network to camp Leave, the terminal reselects back to the second network.
- an embodiment of the present invention provides a terminal, where the terminal includes a receiving unit, a first switching unit, and a second switching unit:
- the receiving unit is configured to receive an operation instruction for closing a data service
- the first switching unit is configured to switch, according to the operation instruction for closing the data service, the second network currently used by the terminal as the first network; or
- the receiving unit is further configured to receive an operation instruction for opening a data service
- the second switching unit is configured to switch, according to the operation instruction for opening the data service, the first network currently used by the terminal to the second network;
- the network standard of the first network is a UMTS network standard or a GSM network standard
- the network format of the second network is an LTE network standard
- the terminal further includes: an attaching unit, configured to use the terminal The end is attached to the second network.
- the process that the first switching unit switches the second network that is currently used by the terminal to the first network is specific to the process. And sending a de-attach request to the network side device of the second network, so that the terminal is detached to the second network, and sending an attach At tach request to the network side device of the first network, so that The terminal is attached to the first network.
- the second switching unit switches the first used by the terminal
- the process of the network being the second network is specifically: sending a routing area update RAU to the network side device of the second network, after the network side device accepts the routing area update request, reselecting the first The idle state cell of the second network camps, and the terminal reselects back to the second network.
- the embodiment of the present invention further provides a terminal, where the terminal includes a network interface and a processor, where the network interface and the processor are connected by using a bus;
- the network interface is configured to receive an operation instruction for shutting down a data service, where the processor is configured to switch, according to the operation instruction of the data service to be closed, the second network currently used by the terminal as a first network; or
- the network interface is further configured to receive an operation instruction for opening a data service
- the processor is configured to switch, according to the operation instruction for opening the data service, the first network currently used by the terminal as the second network;
- the network standard of the first network is a UMTS network standard or a GSM network standard
- the network format of the second network is an LTE network standard
- the processor before the network interface receives an operation instruction for shutting down a data service, the processor is further configured to: the terminal is attached to the second network.
- the processor switches the second network that is currently used by the terminal to the first network, and specifically includes : transmitting a de-attach Detach request to the network side device of the second network, so as to end The terminal is attached to the second network, and sends an Attach Atch request to the network side device of the first network, so that the terminal is attached to the first network.
- the processor switches the first network currently used by the terminal to The second network specifically includes: sending a routing area update RAU request to the network side device of the second network, and reselecting the idleness of the second network after the network side device accepts the routing area update request The cell camps, and the terminal reselects back to the second network.
- the terminal receives an operation instruction for shutting down the data service; and according to the operation instruction for closing the data service, the second network currently used by the switching terminal is the first network; or the operation of receiving the data service is opened.
- the first network that is currently used by the switching terminal is the second network according to the operation instruction for opening the data service; wherein the network standard of the first network is a UMTS network standard or a GSM network standard, and the network standard of the second network is an LTE network standard .
- the present invention realizes that when the UE closes the data service and does not use the high-speed data network, it automatically switches to the first network, and the terminal can use the service provided by the first network, and when the UE needs to perform packet-switched data service, the network is The system switches back to the second network, and implements handover between the first network and the second network, thereby saving network resources of the high-speed data network.
- FIG. 1 is a flowchart of a network switching method according to an embodiment of the present invention
- FIG. 2 is a schematic diagram of a terminal according to an embodiment of the present invention.
- FIG. 3 is a schematic diagram of still another terminal according to an embodiment of the present invention. detailed description
- FIG. 1 is a flowchart of a method for network handover according to an embodiment of the present invention.
- the execution body of the embodiment is a terminal, and the embodiment details the terminal currently camped on the second network.
- the process of switching the network currently used by the terminal to the first network is described, and the process of re-switching the terminal to the second network after receiving the operation instruction for opening the data service is described, as shown in FIG. 1
- this embodiment includes the following steps:
- Step 101 Receive an operation instruction for shutting down the data service, and switch the second network currently used by the terminal to the first network according to the operation instruction of the data service to be closed.
- the terminal selects the network to camp on the LTE network after the LTE coverage area is powered on.
- PS packet switching
- the user can close the data service of the terminal by touch operation or click operation.
- the terminal determines that the operation instruction of the user to close the data service is received, the Deactive packet data protocol is first executed. Packet Data Protocol (PDP) context operation to release LTE radio resources. After releasing LTE radio resources, the terminal switches from the second network (such as the LTE network standard network) that it originally used to the first network (such as 2G/3G). Network standard network).
- PDP Packet Data Protocol
- the network standard of the first network may be a GSM network standard or a UMTS network standard
- the network standard of the second network may be an LTE network standard.
- the switching the network currently used by the terminal to be the first network specifically: sending, to the network side device of the second network, a de-attach Detach request, so that the terminal is de-attached to the second network, and The network side device of the first network sends an attach Attach request, so that the terminal is attached to the first network.
- the data service can be closed by the operation of step 101, and automatically switched to the 2G/3G network, so that the terminal can use the circuit domain exchange provided by the 2G/3G network (Circuit Switched) , CS) service, when the terminal receives the voice call during this period, it can enjoy the same call connection experience as the 2G and 3G networks. Since the general intelligent terminal user will turn off the data service switch when not using the data service, This operation can have Improve the call connection experience.
- Step 102 Receive an operation instruction for opening a data service, and switch the first network currently used by the terminal to the second network according to the operation instruction for opening the data service.
- the data service of the terminal can be closed by touch operation or click operation.
- the terminal receives the operation instruction of the user to close the data service, the terminal will use the first network (such as the 2G/3G network standard). Network) switch to the second network (such as LTE network standard network).
- the first network such as the 2G/3G network standard.
- Network such as LTE network standard network
- the switching the current network used by the terminal to the second network includes: sending a RAU request to the network side device of the second network, after the network side device accepts the routing area update request, The idle state cell of the second network is selected to camp, and the terminal reselects back to the second network.
- a routing area update (RAU) request is sent to inform the LTE network.
- RAU routing area update
- the terminal reselects the idle state cell and returns to the LTE network.
- the routing area update and the idle state cell reselection are both in the prior art, and the process in this embodiment of the present invention is not specifically limited, and details are not described herein.
- the terminal If the terminal is not located in the coverage of the LTE network, the terminal cannot choose to camp in the LTE network, that is, cannot switch to the second network, and may still camp in the ⁇ TS network or the GSM network. However, when the terminal moves into the coverage of the LTE network, the terminal reselection is switched to the LTE network.
- the terminal receives an operation instruction for shutting down the data service; according to the operation instruction for closing the data service, the second network currently used by the switching terminal is the first network; or receives an operation instruction for opening the data service;
- the operation command is used to switch the first network currently used by the terminal to the second network; wherein, the network standard of the first network is a UMTS network standard or a GSM network standard, and the network standard of the second network is an LTE network standard.
- the present invention achieves the shutdown of the data industry in the UE
- the terminal automatically switches to the first network, and the terminal can use the service provided by the first network.
- the network standard is switched back to the second network, and the terminal is implemented. The switching between the first network and the second network saves network resources of the high speed data network.
- FIG. 2 is a schematic diagram of a terminal according to an embodiment of the present invention.
- the terminal provided by the embodiment includes a receiving unit 201, a first switching unit 202, and a second Switching unit 203:
- the receiving unit 201 is configured to receive an operation instruction for closing the data service.
- the first switching unit 202 is configured to switch, according to the operation instruction of the data service to be closed, the second network currently used by the terminal as the first network.
- the process of the first switching unit 202 switching the second network currently used by the terminal to the first network is specifically: sending a de-attach Detach request to the network side device of the second network, so that the terminal is de-attached to the a second network, and sending an attach Atch request to the network side device of the first network, so that the terminal is attached to the first network.
- the network standard of the second network may be an LTE network standard
- the network standard of the first network may be a GSM network standard or a UMTS network standard.
- the terminal provided by the embodiment of the present invention further includes: an attaching unit 204, and an attaching unit, where the terminal is attached to the second network.
- the attaching unit 204 can ensure that the mobile terminal camps on the LTE network after the LTE coverage area is powered on.
- the operation of the Deac ti ve PDP context is first performed to release the LTE radio resource.
- the terminal uses the second network that is originally used by the terminal (such as the LTE network standard).
- Network Switch to the first network (such as 2G/3G network standard network).
- the first switching unit 201 can turn off the data service and automatically switch to the 2G/3G network, so that the terminal can use the CS service provided by the 2G/3G network, when the terminal is at When you receive a voice call during this period, you can enjoy 2G, 3G
- the same call connection experience of the network because the general intelligent terminal user will turn off the data service switch when the data service is not used, this operation can effectively improve the call connection experience.
- the receiving unit 201 is further configured to receive an operation instruction for opening the data service
- the second switching unit 203 is configured to switch, according to the operation instruction for opening the data service, the first network currently used by the terminal to be the second network.
- the process of the second switching unit 203 switching the first network currently used by the terminal to the second network is specifically: sending a RAU request to a network side device of the second network, where the network side device accepts After the routing area update request is performed, the idle state cell of the second network is reselected for camping, and the terminal reselects to return to the second network.
- the data service of the terminal can be closed by touch operation or click operation.
- the terminal receives the operation instruction of the user to close the data service, the terminal will use the first network (such as the 2G/3G network standard).
- Network Switch to a second network (such as an LTE network standard network).
- a routing area update (RAU) request is sent to inform the LTE network.
- RAU routing area update
- the terminal reselects the idle state cell and returns to the LTE network.
- the routing area update and the idle state cell reselection are both in the prior art, and the process in this embodiment of the present invention is not specifically limited, and details are not described herein.
- the terminal If the terminal is not located in the LTE network coverage, the terminal cannot choose to camp in the LTE network, that is, cannot switch to the second network. In this case, the terminal can still reside in the UMTS network or the GSM network. However, when the terminal moves into the coverage of the LTE network, the terminal reselection switches to the LTE network.
- the terminal receives an operation instruction for shutting down the data service; according to the operation instruction for closing the data service, the second network currently used by the switching terminal is the first network; or receives an operation instruction for opening the data service; Operation instruction to switch the first network currently used by the terminal
- the second network wherein the network standard of the first network is a UMTS network standard or a GSM network standard, and the network standard of the second network is an LTE network standard.
- the present invention realizes that when the UE closes the data service and does not use the high-speed data network, it automatically switches to the first network, and the terminal can use the service provided by the first network, and when the UE needs to perform packet-switched data service, the network is The system switches back to the second network, and implements handover between the first network and the second network, thereby saving network resources of the high-speed data network.
- the embodiment of the present invention further provides a terminal
- FIG. 3 is a schematic diagram of another terminal according to an embodiment of the present invention.
- the terminal provided by the embodiment includes a network interface 301 and a processor 302.
- the network interface 301 and the processor 302 are connected by a bus 303.
- the terminal further includes a memory 304 for storing program code and transmitting the program code to the processor.
- the memory may include volatile memory, non-volatile memory, a hard disk, etc.; the memory may also include a combination of the above types of memory.
- Memory 304 is coupled to the processor and network interface via bus 303.
- the network interface 301 is configured to receive an operation instruction for closing a data service.
- the processor 302 is configured to switch, according to the operation instruction of the data service to be closed, the second network currently used by the terminal as the first network; or
- the network interface 301 is further configured to receive an operation instruction for opening a data service
- the processor 302 is configured to switch, according to the operation instruction for opening the data service, the first network currently used by the terminal as the second network;
- the network standard of the first network is a UMTS network standard or a GSM network standard
- the network format of the second network is an LTE network standard
- the processor 302 is further configured to: the terminal is attached to the second network.
- the processor 302 is configured to switch the second network currently used by the terminal to be the first
- the network specifically includes: sending a detaching Detach request to the network side device of the second network, so that the terminal is detached to the second network, and sending the attached At tach to the network side device of the first network Requesting that the terminal is attached to the first network.
- the processor 302 is configured to switch the first network currently used by the terminal to the second network, and specifically includes: sending a routing area update RAU request to a network side device of the second network, where After receiving the routing area update request, the network side device reselects the idle state cell of the second network to camp, and the terminal reselects to return to the second network.
- the present invention realizes that when the UE closes the data service and does not use the high-speed data network, it automatically switches to the first network, and the terminal can use the service provided by the first network, and when the UE needs to perform packet-switched data service, the network is The system switches back to the second network, and implements handover between the first network and the second network, thereby saving network resources of the high-speed data network.
- RAM random access memory
- ROM read-only memory
- EEPROM electrically programmable ROM
- EEPROM electrically erasable programmable ROM
- registers hard disk, removable disk, CD-ROM, or technical field Any other form of storage medium known.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/034,574 US20160277985A1 (en) | 2014-06-23 | 2014-06-23 | Network handover method, and terminal |
PCT/CN2014/080538 WO2015196341A1 (zh) | 2014-06-23 | 2014-06-23 | 网络切换方法和终端 |
KR1020167011794A KR20160064229A (ko) | 2014-06-23 | 2014-06-23 | 네트워크 핸드오버 방법, 및 단말기 |
EP14895705.3A EP3057359B1 (en) | 2014-06-23 | 2014-06-23 | Network switching method and terminal |
CN201480004641.2A CN105393594B (zh) | 2014-06-23 | 2014-06-23 | 网络切换方法和终端 |
JP2016532620A JP6250163B2 (ja) | 2014-06-23 | 2014-06-23 | ネットワークハンドオーバ方法及び端末 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2014/080538 WO2015196341A1 (zh) | 2014-06-23 | 2014-06-23 | 网络切换方法和终端 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015196341A1 true WO2015196341A1 (zh) | 2015-12-30 |
Family
ID=54936417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2014/080538 WO2015196341A1 (zh) | 2014-06-23 | 2014-06-23 | 网络切换方法和终端 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20160277985A1 (zh) |
EP (1) | EP3057359B1 (zh) |
JP (1) | JP6250163B2 (zh) |
KR (1) | KR20160064229A (zh) |
CN (1) | CN105393594B (zh) |
WO (1) | WO2015196341A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105744580A (zh) * | 2016-02-02 | 2016-07-06 | 广东欧珀移动通信有限公司 | 一种数据网络切换方法及装置 |
JP2017208728A (ja) * | 2016-05-19 | 2017-11-24 | ソフトバンク株式会社 | 通信端末及び通信プログラム |
CN109874158A (zh) * | 2019-03-26 | 2019-06-11 | 中国联合网络通信集团有限公司 | 一种网络切换方法和装置 |
CN112672389A (zh) * | 2020-12-24 | 2021-04-16 | 北京小米移动软件有限公司 | 网络切换方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019216292A (ja) * | 2016-10-07 | 2019-12-19 | シャープ株式会社 | 端末装置、MME(Mobility Management Entity)、CPF(Control Plane Function)、及び通信制御方法 |
JP2019208089A (ja) | 2016-10-07 | 2019-12-05 | シャープ株式会社 | 端末装置、MME(Mobility Management Entity)、CPF(Control Plane Function)、及び通信制御方法 |
CN107396305A (zh) * | 2017-06-29 | 2017-11-24 | 努比亚技术有限公司 | 一种网络连接方法、移动终端以及计算机可读存储介质 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008081267A1 (en) * | 2006-12-29 | 2008-07-10 | Nokia Corporation | A method of handover of circuit-switched voice call to packet-switched voice call |
CN101692742A (zh) * | 2009-09-23 | 2010-04-07 | 宇龙计算机通信科技(深圳)有限公司 | 一种网络切换方法及对应的移动终端 |
CN102264121A (zh) * | 2010-05-31 | 2011-11-30 | ***通信集团广西有限公司 | 多模终端的网络重选方法、多模终端设备及通信*** |
CN102711156A (zh) * | 2012-06-06 | 2012-10-03 | 宇龙计算机通信科技(深圳)有限公司 | 终端和网络接入控制方法 |
US20120257549A1 (en) * | 2011-04-05 | 2012-10-11 | Tom Chin | Packet-switch handover in simultaneous tdd-lte and td-scdma mobile communications |
CN103313334A (zh) * | 2012-03-16 | 2013-09-18 | ***通信集团广东有限公司 | 无线通信方法和基站控制器 |
CN103476076A (zh) * | 2012-06-06 | 2013-12-25 | 中兴通讯股份有限公司 | 从通用移动通信***切换到长期演进网络的方法及设备 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO20020667D0 (no) * | 2002-02-11 | 2002-02-11 | Ericsson Telefon Ab L M | Fremgangsmåte for å unngå unödig okkupering av ressurser i pakkesvitsjede mobilnett |
GB0600601D0 (en) * | 2006-01-12 | 2006-02-22 | Vodafone Plc | Telecommunications networks and devices |
EP2079253A1 (en) * | 2008-01-09 | 2009-07-15 | Panasonic Corporation | Non-3GPP to 3GPP network handover optimizations |
GB2475094B (en) * | 2009-11-06 | 2013-09-11 | Samsung Electronics Co Ltd | Selective enabling of user equipment capability |
US20120329440A1 (en) * | 2010-02-09 | 2012-12-27 | Research In Motion Limited | RFSP Selective Camping |
US9854007B2 (en) * | 2010-05-05 | 2017-12-26 | Htc Corporation | Method of controlling packet switched data transmission and related communication device |
US8848516B2 (en) * | 2010-09-15 | 2014-09-30 | Telefonaktiebolaget L M Ericsson (Publ) | Methods and apparatus for relocating and restoring connections through a failed serving gateway and traffic offloading |
JP2013538031A (ja) * | 2010-09-28 | 2013-10-07 | ブラックベリー リミテッド | 住居/企業ネットワーク接続管理およびハンドオーバのシナリオ |
WO2012050841A1 (en) * | 2010-09-28 | 2012-04-19 | Research In Motion Corporation | Method and apparatus for releasing connection with local gw when ue moves out of the residential/enterprise network coverage |
US8477730B2 (en) * | 2011-01-04 | 2013-07-02 | Cisco Technology, Inc. | Distributed load management on network devices |
EP2477449B1 (en) * | 2011-01-12 | 2013-11-20 | HTC Corporation | Apparatuses and methods for handling mobility management (MM) back-off timers |
CN102231902B (zh) * | 2011-01-18 | 2014-07-30 | 华为技术有限公司 | 一种终端选择网络方法及双待终端 |
JP5718521B2 (ja) * | 2011-04-02 | 2015-05-13 | クゥアルコム・インコーポレイテッドQualcomm Incorporated | 無線アクセス技術(rat)間モビリティのためのシステム及び方法 |
GB2490989B (en) * | 2012-03-07 | 2013-04-10 | Renesas Mobile Corp | Method and apparatus for improving efficiency of cellular communication |
EP2827645A4 (en) * | 2012-03-16 | 2015-12-23 | Lg Electronics Inc | METHOD AND DEVICE FOR PROCESSING NAS SIGNALING IN A WIRELESS COMMUNICATION SYSTEM |
JP5395932B1 (ja) * | 2012-07-03 | 2014-01-22 | 株式会社Nttドコモ | 移動通信システムにおけるユーザ装置及び通信方法 |
US20140094174A1 (en) * | 2012-10-01 | 2014-04-03 | Telefonaktiebolaget L M Ericsson (Publ) | Controlling handover of a mobile station from e-utran to utran/geran circuit switched in a multi-operator core network |
US9380502B2 (en) * | 2012-12-05 | 2016-06-28 | Telefonaktiebolaget L M Ericsson (Publ) | Determining the need for a routing area update for packet switched handover in multi-operator core network |
-
2014
- 2014-06-23 CN CN201480004641.2A patent/CN105393594B/zh active Active
- 2014-06-23 US US15/034,574 patent/US20160277985A1/en not_active Abandoned
- 2014-06-23 JP JP2016532620A patent/JP6250163B2/ja active Active
- 2014-06-23 EP EP14895705.3A patent/EP3057359B1/en active Active
- 2014-06-23 WO PCT/CN2014/080538 patent/WO2015196341A1/zh active Application Filing
- 2014-06-23 KR KR1020167011794A patent/KR20160064229A/ko not_active Application Discontinuation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008081267A1 (en) * | 2006-12-29 | 2008-07-10 | Nokia Corporation | A method of handover of circuit-switched voice call to packet-switched voice call |
CN101692742A (zh) * | 2009-09-23 | 2010-04-07 | 宇龙计算机通信科技(深圳)有限公司 | 一种网络切换方法及对应的移动终端 |
CN102264121A (zh) * | 2010-05-31 | 2011-11-30 | ***通信集团广西有限公司 | 多模终端的网络重选方法、多模终端设备及通信*** |
US20120257549A1 (en) * | 2011-04-05 | 2012-10-11 | Tom Chin | Packet-switch handover in simultaneous tdd-lte and td-scdma mobile communications |
CN103313334A (zh) * | 2012-03-16 | 2013-09-18 | ***通信集团广东有限公司 | 无线通信方法和基站控制器 |
CN102711156A (zh) * | 2012-06-06 | 2012-10-03 | 宇龙计算机通信科技(深圳)有限公司 | 终端和网络接入控制方法 |
CN103476076A (zh) * | 2012-06-06 | 2013-12-25 | 中兴通讯股份有限公司 | 从通用移动通信***切换到长期演进网络的方法及设备 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105744580A (zh) * | 2016-02-02 | 2016-07-06 | 广东欧珀移动通信有限公司 | 一种数据网络切换方法及装置 |
JP2017208728A (ja) * | 2016-05-19 | 2017-11-24 | ソフトバンク株式会社 | 通信端末及び通信プログラム |
CN109874158A (zh) * | 2019-03-26 | 2019-06-11 | 中国联合网络通信集团有限公司 | 一种网络切换方法和装置 |
CN109874158B (zh) * | 2019-03-26 | 2021-04-30 | 中国联合网络通信集团有限公司 | 一种网络切换方法和装置 |
CN112672389A (zh) * | 2020-12-24 | 2021-04-16 | 北京小米移动软件有限公司 | 网络切换方法 |
CN112672389B (zh) * | 2020-12-24 | 2023-03-10 | 北京小米移动软件有限公司 | 网络切换方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20160064229A (ko) | 2016-06-07 |
CN105393594B (zh) | 2019-06-11 |
EP3057359B1 (en) | 2019-06-19 |
EP3057359A4 (en) | 2017-01-25 |
EP3057359A1 (en) | 2016-08-17 |
JP2016537895A (ja) | 2016-12-01 |
JP6250163B2 (ja) | 2017-12-20 |
CN105393594A (zh) | 2016-03-09 |
US20160277985A1 (en) | 2016-09-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2015196341A1 (zh) | 网络切换方法和终端 | |
EP3447997B1 (en) | Session management method and session management function network element | |
EP2620019B1 (en) | Methods and apparatus to provide packet switched service continuity during circuit switched fallback operation | |
EP3176992A1 (en) | Method, system and device for processing circuit switched services in an evolved packet network | |
JP4564091B2 (ja) | 移動局及び移動通信方法 | |
CN107277868B (zh) | 一种电路域回退方法和设备 | |
WO2007125465A1 (en) | Inter-mme handover in evolved communication systems | |
RU2677614C1 (ru) | Способ обработки услуги, относящиеся к нему устройство и система | |
EP3057357B1 (en) | Csfb handover | |
EP3399801B1 (en) | Voice call processing method and terminal device | |
CN104144391A (zh) | Lte网络下实现ussd业务的方法及装置 | |
WO2010078783A1 (zh) | 一种cs域业务的处理方法、设备及*** | |
WO2017128541A1 (zh) | 一种终端接入网络的方法及装置 | |
WO2015154247A1 (zh) | 邻区添加方法和装置 | |
CN102860098B (zh) | 一种应用isr机制的处理方法及用户设备 | |
JP7169379B2 (ja) | 緊急通話のための装置、方法、およびコンピュータプログラム | |
EP2523483A1 (en) | Method, device and system for implementing resource suspension | |
GB2511540A (en) | Wireless communication system and method | |
EP4027699A1 (en) | Method and apparatus for dual-mode single-standby wireless voice call continuity before ringing | |
WO2022062827A1 (zh) | 网络切换方法、网络设备及存储介质 | |
EP3082360B1 (en) | Continuous switching method and device for voice service | |
KR101568688B1 (ko) | 기지국장치 및 기지국장치의 동작 방법 | |
JP2011010327A (ja) | 移動局及び移動通信方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201480004641.2 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 14895705 Country of ref document: EP Kind code of ref document: A1 |
|
REEP | Request for entry into the european phase |
Ref document number: 2014895705 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2014895705 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: 20167011794 Country of ref document: KR Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 15034574 Country of ref document: US |
|
ENP | Entry into the national phase |
Ref document number: 2016532620 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |