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WO2019037011A1 - Procédé permettant de commuter un terminal d'un réseau wifi à un réseau cellulaire, et terminal - Google Patents

Procédé permettant de commuter un terminal d'un réseau wifi à un réseau cellulaire, et terminal Download PDF

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Publication number
WO2019037011A1
WO2019037011A1 PCT/CN2017/098774 CN2017098774W WO2019037011A1 WO 2019037011 A1 WO2019037011 A1 WO 2019037011A1 CN 2017098774 W CN2017098774 W CN 2017098774W WO 2019037011 A1 WO2019037011 A1 WO 2019037011A1
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WO
WIPO (PCT)
Prior art keywords
internet
terminal
network
wifi network
access
Prior art date
Application number
PCT/CN2017/098774
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English (en)
Chinese (zh)
Inventor
苏红
Original Assignee
深圳双创科技发展有限公司
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 深圳双创科技发展有限公司 filed Critical 深圳双创科技发展有限公司
Priority to PCT/CN2017/098774 priority Critical patent/WO2019037011A1/fr
Publication of WO2019037011A1 publication Critical patent/WO2019037011A1/fr

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    • 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
    • H04W36/1446—Reselecting a network or an air interface over a different radio air interface technology wherein at least one of the networks is unlicensed

Definitions

  • the present invention relates to electronic communication, and in particular to a method and terminal for a terminal to switch from a WiFi network to a cellular network.
  • a very important advantage of smart terminals and tablets is that they can be moved to any location (the desktop is difficult to move, the laptop is generally not as light as the smart terminal and tablet), which further facilitates the user. usage of.
  • the wireless network which, thanks to wireless network support, ensures that users can still access the Internet while moving their tablets and smart terminals.
  • the wireless network has a cellular network and a wireless fidelity (WiFi) network.
  • WiFi wireless fidelity
  • the cellular network is provided by the mobile operator, it is basically based on the flow rate, and the use cost is relatively high. So unless necessary, more users may use the WiFi network to access the Internet. Only one wireless router is needed, and users can extend a WiFi network based on the wired network. The cost of using the wired network is much lower than that of the cellular. Network, so many users will use the WiFi network where there is coverage of the WiFi network, thus reducing the cost of the network.
  • the processing logic of the smart terminal generally uses the WiFi network to access the Internet as long as the user accesses the WiFi network, and accesses the Internet through the cellular network only when the WiFi network is not connected.
  • the connection between the WiFi network and the Internet is disconnected, that is, although the user user is involved in the WiFi network, but does not access the Internet, and the processing of the intelligent terminal
  • the logic is that as long as the terminal accesses the WiFi network, it will not access the Internet through the cellular network, which results in the user not being able to access the Internet. If the user needs to access the Internet, the user needs to manually close the WiFi network to the user. The internet experience has caused inconvenience.
  • the embodiment of the invention provides a terminal access network switching method and a terminal, which can enable the terminal to automatically switch between the WiFi network and the cellular network, so that the terminal can always access the Internet.
  • An embodiment of the present invention provides a terminal access network switching method, including:
  • the terminal determines whether the WiFi network is currently connected
  • the terminal When the terminal is currently connected to the WiFi network, the terminal detects whether the WiFi network is connected to the Internet;
  • WiFi network is connected to the Internet, accessing the Internet through the WiFi network;
  • the Internet is accessed through the cellular network.
  • the detecting whether the WiFi network is connected to the Internet includes:
  • the WiFi network cannot be connected to the Internet.
  • the method before the accessing the Internet through the cellular network, the method further includes:
  • the Internet is accessed via the cellular network.
  • the method before the accessing the Internet through the cellular network, the method further includes:
  • the Internet is accessed through the cellular network.
  • the method before the accessing the Internet through the cellular network, the method further includes:
  • the Internet is accessed through the cellular network if the user's confirmation message is received.
  • Another embodiment of the present invention provides a terminal, including:
  • a determining unit configured to determine, by the terminal, whether a WiFi network is currently connected
  • a detecting unit configured to: when the terminal is currently connected to the WiFi network, the terminal detects whether the WiFi network is connected to the Internet;
  • a connecting unit configured to access the Internet through the WiFi network when the WiFi network is connected to the Internet; and to access the Internet through the cellular network when the WiFi network cannot connect to the Internet.
  • the detecting unit is specifically configured to: when detecting whether the WiFi network is connected to the Internet:
  • the WiFi network cannot be connected to the Internet.
  • the determining unit is further configured to:
  • the connecting unit is specifically configured to access the Internet through the cellular network after the determining unit determines that the automatic switching switch has been turned on.
  • the terminal further includes:
  • the determining unit is further configured to determine whether the amount of data determined by the determining unit is greater than a preset number
  • the connecting unit is specifically configured to access the Internet through the cellular network when the determining unit determines that the amount of data is less than or equal to the preset quantity.
  • the terminal further includes:
  • a display unit configured to display selection information on the terminal display screen, so that the user can select whether to access the Internet through the cellular network;
  • the connecting unit is configured to access the Internet through the cellular network when receiving the confirmation information of the user.
  • the terminal can detect the connection between the WiFi network and the Internet, so that when the WiFi network connected to the terminal cannot be connected to the Internet, the terminal accesses through the cellular network.
  • the Internet enables the terminal to always access the Internet, improving the user experience of the user accessing the network using the terminal.
  • FIG. 1 is a flowchart of a method for switching a WiFi of a terminal according to an embodiment of the present invention
  • FIG. 2 is an application scenario diagram of a method for switching a WiFi of a terminal according to an embodiment of the present invention
  • FIG. 3 is a structural diagram of a terminal according to an embodiment of the present invention.
  • FIG. 1 is a flowchart of a terminal access network handover according to an embodiment of the present invention.
  • This embodiment describes a process flow of the terminal, where the terminal may be intelligent.
  • the terminal may be intelligent.
  • the terminal has both WiFi network access capability and cellular network access capability.
  • this embodiment includes:
  • the terminal determines whether the WiFi network is currently connected. If the WiFi network is connected, the process proceeds to step 102. If the WiFi network is not connected, the process proceeds to step 104.
  • the terminal may first determine whether the WiFi function is enabled. If the WiFi function is not enabled, it is determined that the terminal is not currently connected to the WiFi network.
  • the terminal If the terminal has turned on the WiFi function, it is further determined whether the terminal accesses any one of the access points (AP: Access Point). If the terminal does not access any of the access points, it can be determined that the terminal is not currently connected to the WiFi network.
  • AP Access Point
  • the terminal accesses any of the access points, it is determined that the terminal is currently connected to the WiFi network.
  • the wireless access point is a wireless network access point, commonly known as "hot spot.”
  • hot spot There are mainly routing switching access integrated devices and pure access point devices.
  • the integrated device performs access and routing work.
  • the pure access device is only responsible for wireless client access.
  • the pure access device is usually used as a wireless network extension, and other APs. Or the primary AP is connected to expand the wireless coverage, and the integrated device is generally the core of the wireless network.
  • a wireless AP is an access point that uses a wireless device (a mobile device such as a mobile device or a wireless device such as a notebook computer) to enter a wired network, and is mainly used in a broadband home, a building interior, a campus interior, a campus interior, and a warehouse, a factory, and the like that require wireless monitoring. Places, typical distances cover tens of meters to hundreds of meters, but also can be used for long-distance transmission, the farthest can reach about 30KM, the main technology is IEEE802.11 series. Most wireless APs also have an access point client mode (AP client) that can be wirelessly connected to other APs to extend the coverage of the network.
  • AP client access point client mode
  • the terminal detects whether the WiFi network is connected to the Internet; if yes, proceeds to step 103; if not, proceeds to step 104.
  • detecting whether the WiFi network is connected to the Internet can be performed in various ways, specifically, pinging a server located in the Internet, for example, ping www.baidu.com, at this time, if receiving a response from the server corresponding to www.baidu.com, It means that the current terminal can communicate with the server corresponding to www.baidu.com. Since the server corresponding to www.baidu.com is located on the Internet, it can be determined that the WiFi network is connected to the Internet. Of course, if there is no response, it can be proved that the WiFi network does not have an Internet connection.
  • a plurality of servers located on the Internet may communicate with each other, that is, a server fault located in the Internet may be excluded to cause an error to be detected.
  • the WiFi network is connected to the Internet, the WiFi network is used as a path for Internet connection, thereby accessing the Internet through the WiFi network, that is, all Internet traffic is transmitted through the WiFi network.
  • the WiFi network is not connected to the Internet, the Internet is accessed via the cellular network, ie all Internet traffic is transmitted over the cellular network.
  • the terminal can detect the connection between the WiFi network and the Internet, so that when the WiFi network connected to the terminal cannot be connected to the Internet, the terminal accesses the Internet through the cellular network, so that the terminal can always access the Internet and improve the user's use of the terminal. User experience of accessing the network.
  • FIG. 2 is a flowchart of a terminal access network handover according to another embodiment of the present invention. As shown in FIG. 2, the embodiment includes:
  • the terminal determines whether the WiFi network is currently connected. If the WiFi network is connected, the process proceeds to step 202. If the WiFi network is not connected, the process proceeds to step 205.
  • the terminal may first determine whether the WiFi function is enabled. If the WiFi function is not enabled, it is determined that the terminal is not currently connected to the WiFi network.
  • the terminal If the terminal has turned on the WiFi function, it is further determined whether the terminal accesses any one of the access points (AP: Access Point). If the terminal does not access any of the access points, it can be determined that the terminal is not currently connected to the WiFi network.
  • AP Access Point
  • the terminal accesses any of the access points, it is determined that the terminal is currently connected to the WiFi network.
  • the wireless access point is a wireless network access point, commonly known as "hot spot.”
  • hot spot There are mainly routing switching access integrated devices and pure access point devices.
  • the integrated device performs access and routing work.
  • the pure access device is only responsible for wireless client access.
  • the pure access device is usually used as a wireless network extension, and other APs. Or the primary AP is connected to expand the wireless coverage, and the integrated device is generally the core of the wireless network.
  • a wireless AP is an access point that uses a wireless device (a mobile device such as a mobile device or a wireless device such as a notebook computer) to enter a wired network, and is mainly used in a broadband home, a building interior, a campus interior, a campus interior, and a warehouse, a factory, and the like that require wireless monitoring. Places, typical distances cover tens of meters to hundreds of meters, but also can be used for long-distance transmission, the farthest can reach about 30KM, the main technology is IEEE802.11 series. Most wireless APs also have an access point client mode (AP client) that can be wirelessly connected to other APs to extend the coverage of the network.
  • AP client access point client mode
  • the detection request can be a ping request.
  • the detection server may be set by the terminal manufacturer itself or may be another server located in the Internet.
  • a ping method is used, for example, ping www.baidu.com.
  • the current terminal can be associated with www.baidu. Com
  • the corresponding server communicates. Since the server corresponding to www.baidu.com is located on the Internet, it can be determined that the WiFi network is connected to the Internet. Of course, if there is no response, it can be proved that the WiFi network does not have an Internet connection.
  • the WiFi network can be connected to the Internet, and the process proceeds to step 204; if the detection response of the detection server is not received within the preset time, the WiFi network cannot be connected to the Internet. Going to step 205;
  • a plurality of servers located on the Internet may communicate with each other, that is, a server fault located in the Internet may be excluded to cause an error to be detected.
  • steps 202 to 203 can be performed multiple times in a loop, and as long as the result of any one of the times is that the detection response of the detection server is received, it can be said that the WiFi network is connected to the Internet.
  • the WiFi network is connected to the Internet, the WiFi network is used as a path for Internet connection, thereby accessing the Internet through the WiFi network, that is, all Internet traffic is transmitted through the WiFi network.
  • the WiFi network is not connected to the Internet, the Internet is accessed via the cellular network, ie all Internet traffic is transmitted over the cellular network.
  • the terminal can detect the connection between the WiFi network and the Internet, so that when the WiFi network connected to the terminal cannot be connected to the Internet, the terminal accesses the Internet through the cellular network, so that the terminal can always access the Internet and improve the user's use of the terminal. User experience of accessing the network.
  • the user may pre-set whether to allow the terminal to automatically perform the switching of the access network, that is, an automatic switch can be set in the setting menu of the terminal system, and the user can set according to his own needs. Select whether to turn the automatic switch on. For example, if the user's Internet connection needs are relatively strong, and the user can also bear the cost of accessing the Internet through the cellular network, the user can choose to turn on the automatic switch; or, although the user's Internet connection needs are strong, but does not want to bear through the cellular network. The user can choose to turn off the automatic switch when the fee is generated by accessing the Internet; or if the user's Internet connection demand is weak, the user can choose to turn off the automatic switch. switch. It can be understood that in order to avoid the additional cost of using the cellular network to access the Internet for the user, the system should turn off the automatic switch by default.
  • the Internet is accessed via the cellular network.
  • the automatic switch is off, it means that the user does not want to access the Internet through the cellular network if there is a WiFi network, even if the current WiFi network is not connected to the Internet.
  • the user may further set how much data can be generated through the cellular network when the WiFi network is available, that is,
  • the data volume setting menu can be set in the setting menu of the terminal system, and the user can set the upper limit value of the data amount according to his own needs or withstand capability, and the data amount can also set a single upper limit value, and a certain time period. , for example, the upper limit of the cumulative amount of data for one day, one week, or one month.
  • the user can set the amount of data generated in a single generation to not exceed 10M, the amount of data in one week cannot exceed 100M, the amount of data in one month cannot exceed 1G, and so on. Understandably, in order to reduce the amount of user operations, the system can also set a default value, which should be a value that most users can end, for example, it can be 10M.
  • the terminal may further determine the amount of data that requires Internet interaction before accessing the Internet through the cellular network; and then determine whether the amount of data is greater than a preset amount; if the amount of data is less than or equal to the pre- It is only necessary to access the Internet through a cellular network. If the amount of data is greater than the preset amount, the Internet is not accessed through the cellular network.
  • the confirmation of the amount of data exchanged by the Internet may be confirmed by the size of the file to be sent or received. For example, if a file needs to be sent, the size of the file is 9M, and the amount of data to be interacted may be determined to be less than the preset number 10, thereby The Internet can be accessed through a cellular network. On the other hand, if it is necessary to receive a file whose size is 11M, it can be determined that the amount of data requiring Internet interaction is greater than the preset number 10, so that the Internet is not accessed through the cellular network.
  • the selection information may be displayed on the display of the terminal before the Internet is accessed through the cellular network, so that the user can select whether to access the Internet through the cellular network;
  • the Internet is accessed through the cellular network if the user's confirmation message is received. If the user's confirmation information is not received, or the user's rejection information is received, the Internet is not accessed through the cellular network.
  • the content of the selection information displayed on the display screen of the terminal may include: an Internet connection status of the current WiFi network, a situation of the amount of data required for Internet interaction, and the like, and the user is determined according to the content whether to allow access to the Internet through the cellular network.
  • Figure 3 is a diagram showing the structure of a terminal according to an embodiment of the present invention, including:
  • the determining unit 301 is configured to determine, by the terminal, whether a WiFi network is currently connected.
  • the terminal may first determine whether the WiFi function is enabled. If the WiFi function is not enabled, it is determined that the terminal is not currently connected to the WiFi network.
  • the terminal If the terminal has turned on the WiFi function, it is further determined whether the terminal accesses any one of the access points (AP: Access Point). If the terminal does not access any of the access points, it can be determined that the terminal is not currently connected to the WiFi network.
  • AP Access Point
  • the terminal accesses any of the access points, it is determined that the terminal is currently connected to the WiFi network.
  • the wireless access point is a wireless network access point, commonly known as "hot spot.”
  • hot spot There are mainly routing switching access integrated devices and pure access point devices.
  • the integrated device performs access and routing work.
  • the pure access device is only responsible for wireless client access.
  • the pure access device is usually used as a wireless network extension, and other APs. Or the primary AP is connected to expand the wireless coverage, and the integrated device is generally the core of the wireless network.
  • a wireless AP is an access point that uses a wireless device (a mobile device such as a mobile device or a wireless device such as a notebook computer) to enter a wired network, and is mainly used in a broadband home, a building interior, a campus interior, a campus interior, and a warehouse, a factory, and the like that require wireless monitoring. Places, typical distances cover tens of meters to hundreds of meters, but also can be used for long-distance transmission, the farthest can reach about 30KM, the main technology is IEEE802.11 series. Most wireless APs also have an access point client mode (AP client) that can be wirelessly connected to other APs to extend the coverage of the network.
  • AP client access point client mode
  • the detecting unit 302 is configured to detect, when the terminal is currently connected to the WiFi network, whether the WiFi network is connected to the Internet.
  • detecting whether the WiFi network is connected to the Internet can be performed in various ways, specifically, pinging a server located in the Internet, for example, ping www.baidu.com, at this time, if received
  • the response of the corresponding server of www.baidu.com indicates that the current terminal can communicate with the server corresponding to www.baidu.com. Since the server corresponding to www.baidu.com is located on the Internet, the WiFi can be determined meaninglessly.
  • the network is connected to the Internet. Of course, if there is no response, it can be proved that the WiFi network does not have an Internet connection.
  • a plurality of servers located on the Internet may communicate with each other, that is, a server fault located in the Internet may be excluded to cause an error to be detected.
  • the connecting unit 303 is configured to access the Internet through the WiFi network when the WiFi network is connected to the Internet, and to access the Internet through the cellular network when the WiFi network cannot connect to the Internet.
  • the WiFi network is connected to the Internet, the WiFi network is used as a path for Internet connection, thereby accessing the Internet through the WiFi network, that is, all Internet traffic is transmitted through the WiFi network.
  • the WiFi network is not connected to the Internet, the Internet is accessed via the cellular network, ie all Internet traffic is transmitted over the cellular network.
  • the terminal can detect the connection between the WiFi network and the Internet, so that when the WiFi network connected to the terminal cannot be connected to the Internet, the terminal accesses the Internet through the cellular network, so that the terminal can always access the Internet and improve the user's use of the terminal. User experience of accessing the network.
  • the detecting unit 302 may be specifically configured to: when detecting whether the WiFi network is connected to the Internet:
  • the detection request can be a ping request.
  • the detection server may be set by the terminal manufacturer itself or may be another server located in the Internet.
  • a ping method is used, for example, ping www.baidu.com.
  • the current terminal can be associated with www.baidu.
  • the server corresponding to com communicates, because the server corresponding to www.baidu.com is located on the Internet, It is then meaningless to determine that the WiFi network is connected to the Internet. Of course, if there is no response, it can be proved that the WiFi network does not have an Internet connection. If the detection response of the detection server is received within the preset time, the WiFi network can be connected to the Internet; if the detection response of the detection server is not received within the preset time, the WiFi network cannot be connected to the Internet.
  • a plurality of servers located on the Internet may communicate with each other, that is, a server fault located in the Internet may be excluded to cause an error to be detected.
  • the detection by the detecting unit 302 can be performed multiple times, and as long as the result of any one of the times is that the detection response of the detecting server is received, it can be said that the WiFi network is connected to the Internet.
  • the user may pre-set whether to allow the terminal to automatically perform the switching of the access network, that is, an automatic switch can be set in the setting menu of the terminal system, and the user can set according to his own needs. Select whether to turn the automatic switch on. For example, if the user's Internet connection needs are relatively strong, and the user can also bear the cost of accessing the Internet through the cellular network, the user can choose to turn on the automatic switch; or, although the user's Internet connection needs are strong, but does not want to bear through the cellular network. The user may choose to turn off the automatic switch when the fee is generated by accessing the Internet; or the user's Internet connection demand is weak, the user may choose to turn off the automatic switch. It can be understood that in order to avoid the additional cost of using the cellular network to access the Internet for the user, the system should turn off the automatic switch by default.
  • the determining unit 302 is further configured to: determine whether the preset automatic switch is turned on; and the connecting unit is specifically configured to: after the determining unit determines that the automatic switch is turned on, The cellular network accesses the Internet. If the automatic switch is off, it means that the user does not want to access the Internet through the cellular network if there is a WiFi network, even if the current WiFi network is not connected to the Internet.
  • the user may further set how much data can be generated through the cellular network when the WiFi network is available, that is,
  • the data volume setting menu can be set in the setting menu of the terminal system, and the user can set the upper limit value of the data amount according to his own needs or withstand capability, and the data amount can also set a single upper limit value, and a certain time period. , for example, the upper limit of the cumulative amount of data for one day, one week, or one month. For example, the user can set the amount of data generated in a single operation to no more than 10M.
  • the amount of data in a week cannot exceed 100M, the amount of data in one month cannot exceed 1G, and so on. Understandably, in order to reduce the amount of user operations, the system can also set a default value, which should be a value that most users can end, for example, it can be 10M.
  • the terminal may further include: a determining unit 304, configured to determine an amount of data that requires Internet interaction; the determining unit 302 may further be configured to determine the The determining unit 303 is configured to: when the determining unit determines that the amount of data is less than or equal to the preset quantity, accessing the Internet through the cellular network.
  • the confirmation of the amount of data exchanged by the Internet may be confirmed by the size of the file to be sent or received. For example, if a file needs to be sent, the size of the file is 9M, and the amount of data to be interacted may be determined to be less than the preset number 10, thereby The Internet can be accessed through a cellular network. On the other hand, if it is necessary to receive a file whose size is 11M, it can be determined that the amount of data requiring Internet interaction is greater than the preset number 10, so that the Internet is not accessed through the cellular network.
  • the terminal may further include:
  • the display unit 305 is configured to display the selection information on the display screen of the terminal, so that the user can select whether to access the Internet through the cellular network.
  • the connection unit 303 can also be configured to pass the cellular when receiving the confirmation information of the user.
  • the network accesses the Internet.
  • the Internet is accessed through the cellular network if the user's confirmation message is received. If the user's confirmation information is not received, or the user's rejection information is received, the Internet is not accessed through the cellular network.
  • the content of the selection information displayed on the display screen of the terminal may include: an Internet connection status of the current WiFi network, a situation of the amount of data required for Internet interaction, and the like, and the user is determined according to the content whether to allow access to the Internet through the cellular network.
  • the content is based on the same concept as the method embodiment of the present invention.
  • the description in the method embodiment of the present invention and details are not described herein again.
  • the storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).

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Abstract

La présente invention concerne un procédé de commutation d'accès au réseau pour un terminal qui comprend les étapes suivantes : un terminal détermine si le terminal est actuellement connecté ou non au réseau WiFi ; lorsque le terminal est actuellement connecté au réseau WiFi, le terminal détecte si le réseau WiFi est connecté à Internet ; si le réseau WiFi est connecté à Internet, accéder à Internet par l'intermédiaire du réseau WiFi ; et si le réseau WiFi ne parvient pas à se connecter à Internet, accéder à Internet par l'intermédiaire d'un réseau cellulaire. En utilisant le procédé, le terminal peut commuter automatiquement entre le réseau WiFi et le réseau cellulaire.
PCT/CN2017/098774 2017-08-24 2017-08-24 Procédé permettant de commuter un terminal d'un réseau wifi à un réseau cellulaire, et terminal WO2019037011A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/098774 WO2019037011A1 (fr) 2017-08-24 2017-08-24 Procédé permettant de commuter un terminal d'un réseau wifi à un réseau cellulaire, et terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/098774 WO2019037011A1 (fr) 2017-08-24 2017-08-24 Procédé permettant de commuter un terminal d'un réseau wifi à un réseau cellulaire, et terminal

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WO2019037011A1 true WO2019037011A1 (fr) 2019-02-28

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PCT/CN2017/098774 WO2019037011A1 (fr) 2017-08-24 2017-08-24 Procédé permettant de commuter un terminal d'un réseau wifi à un réseau cellulaire, et terminal

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102244912A (zh) * 2011-06-24 2011-11-16 中兴通讯股份有限公司 网络切换方法及系统
US20130217427A1 (en) * 2012-02-21 2013-08-22 Nokia Corporation Method and apparatus for providing a wifi network information service
CN104170460A (zh) * 2013-12-03 2014-11-26 华为终端有限公司 一种网络切换方法及终端

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102244912A (zh) * 2011-06-24 2011-11-16 中兴通讯股份有限公司 网络切换方法及系统
US20130217427A1 (en) * 2012-02-21 2013-08-22 Nokia Corporation Method and apparatus for providing a wifi network information service
CN104170460A (zh) * 2013-12-03 2014-11-26 华为终端有限公司 一种网络切换方法及终端

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