WO2023216236A1 - Procédé et appareil d'accès à un réseau, dispositif de communication et support de stockage - Google Patents

Procédé et appareil d'accès à un réseau, dispositif de communication et support de stockage Download PDF

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Publication number
WO2023216236A1
WO2023216236A1 PCT/CN2022/092711 CN2022092711W WO2023216236A1 WO 2023216236 A1 WO2023216236 A1 WO 2023216236A1 CN 2022092711 W CN2022092711 W CN 2022092711W WO 2023216236 A1 WO2023216236 A1 WO 2023216236A1
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Prior art keywords
sim card
mobile network
time period
access
preset time
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PCT/CN2022/092711
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English (en)
Chinese (zh)
Inventor
曾萍萍
吴诚
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北京小米移动软件有限公司
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Application filed by 北京小米移动软件有限公司 filed Critical 北京小米移动软件有限公司
Priority to CN202280004271.7A priority Critical patent/CN117413500A/zh
Priority to PCT/CN2022/092711 priority patent/WO2023216236A1/fr
Publication of WO2023216236A1 publication Critical patent/WO2023216236A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems

Definitions

  • the present disclosure relates to the field of wireless communication technology but is not limited to the field of wireless communication technology, and in particular, to a network access method and device, communication equipment and storage media.
  • SIM Subscriber Identity Module
  • RF Radio Frequency
  • Embodiments of the present disclosure provide a network access method and device, communication equipment, and storage media.
  • a first aspect of the embodiments of the present disclosure provides a network access transmission method, which is executed by a terminal.
  • the method includes:
  • the terminal When the mobile network coverage at the location of the terminal meets the preset conditions, obtain the mobile network access situation of the first user identification SIM card in the terminal; the terminal is configured with at least the first SIM card and the second SIM card;
  • a second aspect of the embodiment of the present disclosure provides a network access device, which is applied to a terminal.
  • the device includes:
  • An acquisition unit configured to acquire the mobile network access status of the first user identification SIM card in the terminal when the mobile network coverage at the location of the terminal meets the preset conditions; the terminal is configured with at least the first SIM card and Second SIM card;
  • a switching unit configured to switch the radio frequency RF resources occupied by the first SIM card to the second SIM card when it is determined that the first SIM card is accessed to the first mobile network according to the mobile network access situation;
  • An access unit configured to access the second SIM card to the first mobile network based on the RF resource.
  • a third aspect of the embodiment of the present disclosure provides a communication device, including a processor, a memory, and an executable program stored in the memory and capable of being run by the processor, wherein when the processor runs the executable program,
  • the network access method provided in the first aspect is as mentioned above.
  • a fourth aspect of the embodiments of the present disclosure provides a computer storage medium that stores an executable program; after the executable program is executed by a processor, the network access method provided by the first aspect can be implemented.
  • the technical solution provided by the embodiments of the present disclosure is to obtain the mobile network access status of the first user identification SIM card in the terminal when the mobile network coverage at the location of the terminal meets the preset conditions; the terminal is configured with at least the third A SIM card and a second SIM card; when the first SIM card accesses the first mobile network, the radio frequency RF resources occupied by the first SIM card are switched to the second SIM card; based on the RF resources, the The second SIM card accesses the first mobile network.
  • the occupied RF resources are allocated to the second SIM card, thereby reducing the long-term continuous occupation of RF resources by the first SIM card causing the second SIM card to be unable to access the mobile network in time. network. Therefore, the RF resource allocation of multi-SIM terminals can be optimized, and the network access speed and network availability of multiple SIM cards can be improved.
  • Figure 1 is a schematic structural diagram of a wireless communication system according to an exemplary embodiment
  • Figure 2 is a schematic flowchart of a network access method according to an exemplary embodiment
  • Figure 3 is a schematic flow chart of a network access method according to an exemplary embodiment
  • Figure 4 is a schematic flowchart of a network access method according to an exemplary embodiment
  • Figure 5 is a schematic flow chart of a network access method according to an exemplary embodiment
  • Figure 6 is a schematic structural diagram of a network access device according to an exemplary embodiment
  • Figure 7 is a schematic structural diagram of a terminal according to an exemplary embodiment.
  • first, second, third, etc. may be used to describe various information in the embodiments of the present disclosure, the information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other.
  • first information may also be called second information, and similarly, the second information may also be called first information.
  • word “if” as used herein may be interpreted as "when” or "when” or "in response to determining.”
  • FIG. 1 shows a schematic structural diagram of a wireless communication system provided by an embodiment of the present disclosure.
  • the wireless communication system is a communication system based on cellular mobile communication technology.
  • the wireless communication system may include: several terminals 11 and several access devices 12.
  • the terminal 11 may be a device that provides voice and/or data connectivity to the user.
  • Terminal 11 can communicate with one or more core networks via a Radio Access Network (RAN).
  • RAN Radio Access Network
  • Terminal 11 can be an Internet of Things terminal, such as a sensor device, a mobile phone (or "cellular" phone) and a device with The computer of the Internet of Things terminal, for example, can be a fixed, portable, pocket-sized, handheld, computer-built-in or vehicle-mounted device.
  • station STA
  • subscriber unit subscriber unit
  • subscriber station subscriber station
  • mobile station mobile station
  • remote station remote station
  • access terminal remote terminal
  • user terminal user agent, user device, or user equipment (terminal).
  • the terminal 11 may be a device of an unmanned aerial vehicle.
  • the terminal 11 may also be a vehicle-mounted device, for example, it may be an on-board computer with a wireless communication function, or a wireless communication device connected to an external on-board computer.
  • the terminal 11 may also be a roadside device, for example, it may be a streetlight, a signal light or other roadside device with wireless communication function.
  • the access device 12 may be a network-side device in the wireless communication system.
  • the wireless communication system can be the 4th generation mobile communication technology (the 4th generation mobile communication, 4G) system, also known as the Long Term Evolution (LTE) system; or the wireless communication system can also be a 5G system, Also called new radio (NR) system or 5G NR system.
  • the wireless communication system may also be a next-generation system of the 5G system.
  • the access network in the 5G system can be called NG-RAN (New Generation-Radio Access Network). Or, MTC system.
  • the access device 12 may be an evolved access device (eNB) used in the 4G system.
  • the access device 12 may also be an access device (gNB) using a centralized distributed architecture in the 5G system.
  • eNB evolved access device
  • gNB access device
  • the access device 12 adopts a centralized distributed architecture it usually includes a centralized unit (central unit, CU) and at least two distributed units (distributed unit, DU).
  • the centralized unit is equipped with a protocol stack including the Packet Data Convergence Protocol (PDCP) layer, the Radio Link Control protocol (Radio Link Control, RLC) layer, and the Media Access Control (Media Access Control, MAC) layer; distributed
  • PDCP Packet Data Convergence Protocol
  • RLC Radio Link Control
  • MAC Media Access Control
  • the unit is provided with a physical (Physical, PHY) layer protocol stack, and the embodiment of the present disclosure does not limit the specific implementation of the access device 12.
  • a wireless connection can be established between the access device 12 and the terminal 11 through a wireless air interface.
  • the wireless air interface is a wireless air interface based on the fourth generation mobile communication network technology (4G) standard; or the wireless air interface is a wireless air interface based on the fifth generation mobile communication network technology (5G) standard, such as
  • the wireless air interface is a new air interface; alternatively, the wireless air interface may also be a wireless air interface based on the next generation mobile communication network technology standard of 5G.
  • the above wireless communication system may also include a network management device 13.
  • the network management device 13 may be a core network device in a wireless communication system.
  • the network management device 13 may be a mobility management entity (Mobility Management Entity) in an evolved packet core network (Evolved Packet Core, EPC). MME).
  • the network management device can also be other core network devices, such as serving gateway (Serving GateWay, SGW), public data network gateway (Public Data Network GateWay, PGW), policy and charging rules functional unit (Policy and Charging Rules) Function, PCRF) or Home Subscriber Server (HSS), etc.
  • serving gateway Serving GateWay, SGW
  • public data network gateway Public Data Network GateWay, PGW
  • Policy and Charging Rules Policy and Charging Rules
  • PCRF Policy and Charging Rules
  • HSS Home Subscriber Server
  • an embodiment of the present disclosure provides a network access method, which is executed by a terminal and includes:
  • S110 When the mobile network coverage at the location of the terminal meets the preset conditions, obtain the mobile network access situation of the SIM card identified by the first user in the terminal; the terminal is configured with at least a first SIM card and a second SIM card;
  • S130 Connect the second SIM card to the first mobile network based on RF resources.
  • the terminal may be a device with a call function such as a mobile phone or a watch, and at least two SIM cards may be installed in the terminal for communication services.
  • the first mobile network may be a predetermined mobile network, such as a packet switched (Packet Switched, PS) network or a circuit switched (Circuit Switched, CS) network.
  • the RF resources may at least include RF resources provided by the terminal for communication interaction, such as firmware resources such as transceivers, baseband chips, and antennas in the terminal.
  • the first mobile network may also be determined based on the location of the terminal.
  • the first mobile network may be an available mobile network with the best signal strength or the most access devices at the location of the terminal. Exemplarily, obtain at least one available mobile network where the terminal is located; in at least one available mobile network, according to the bandwidth, signal-to-noise ratio, reference signal receiving power (RSRP) or reference signal receiving quality of the mobile network
  • RSRP reference signal receiving power
  • RSRQ Reference Signal Receiving Quality
  • the mobile network coverage at the location of the terminal satisfies the preset conditions, which may include at least one of the following conditions: the signal strength of the mobile network at the location of the terminal is lower than the preset signal strength threshold; the mobile network bandwidth is lower than the preset bandwidth Threshold; mobile network RSRP is lower than the preset RSRP threshold; mobile network RSRQ is lower than the preset RSRQ threshold.
  • the signal quality of the mobile network available to the terminal is poor, which means that the terminal is in a weak field environment covered by mobile network signals, such as in a basement, an elevator, or other weak or no network environments.
  • the mobile network where the terminal is located may be the first mobile network, or may be multiple available mobile networks including the first mobile network.
  • the mobile network coverage at the terminal's location satisfies preset conditions, which may include that at least two of the mobile network signal strength, bandwidth, RSRP and RSRQ at the terminal's location are lower than the preset value after weighted calculation. Set a lower limit.
  • the mobile network coverage at the location of the terminal satisfies the preset conditions, which may include that the signal strength of the mobile network at the location of the terminal decreases and the change is higher than the preset value within the predetermined time window, or the bandwidth decreases and the change is high.
  • the preset value or RSRP decreases and the change amount is higher than the preset value, or RSRQ decreases and the change amount is higher than the preset value, etc.
  • the mobile network coverage at the terminal's location satisfies preset conditions, which may include an increase in the mobile network signal strength at the terminal's location within a predetermined time window and a change higher than a preset value, or an increase in bandwidth and a high change. at the preset value, or RSRP increases and the change is higher than the preset value, or RSRQ increases and the change is higher than the preset value, etc.
  • the predetermined time window may be a preset time period, such as 5 seconds, 10 seconds or 15 seconds.
  • the mobile network coverage at the location of the terminal satisfies the preset conditions, which may be that the RSRP increase rate of the mobile network at the location of the terminal is higher than 60% within 5 seconds, etc.
  • the terminal has entered an environment with strong signal coverage from a weak network or no network environment, such as returning to the ground from the basement or walking out of the elevator, etc., and needs to quickly restore multi-SIM card mobile network access.
  • the RF resources of the terminal's SIM card can be allocated and switched when the terminal's mobile network signal quality fluctuates violently, such as when it changes from a weak network or no network environment to a strong signal coverage environment.
  • the first SIM card may be the primary SIM card set by the terminal
  • the second SIM card may be the secondary SIM card of the terminal device. Since the priority of the primary SIM card is often higher than that of the secondary SIM card, the primary SIM card often occupies the terminal's RF resources first.
  • switching the radio frequency RF resources occupied by the first SIM card to the second SIM card may be to switch all the RF resources occupied by the first SIM card to the second SIM card for the second SIM card to access the mobile phone. network.
  • switching the radio frequency RF resources occupied by the first SIM card to the second SIM card may include switching a preset proportion of the RF resources occupied by the first SIM card to the second SIM card, where , the preset ratio may be determined based on the currently ongoing communication interaction traffic of the first SIM card. For example, the higher the bandwidth occupied by the current communication service of the first SIM card, the lower the preset proportion occupied by the RF resources switched to the second SIM card, etc.
  • obtaining the mobile network access status of the first user identification SIM card in the terminal may include determining the mobile network registration status of the first SIM card of the terminal. For example, obtain the registration status variable of the first SIM card in the terminal to the mobile network. Among them, the registration status variable can indicate whether the SIM card has successfully registered with the mobile network. For example, a registration status variable of "true” can indicate a successful registration, and a registration status variable of "false” can indicate a registration failure.
  • the registration status variable may include a first registration status variable for the first mobile network.
  • the first registration status variable may be ps_reg1; when the second mobile network is an IMS, The second registration status variable can be ims_reg1, etc.
  • the first SIM card accessing the first mobile network may include the first SIM card registering successfully with the first mobile network.
  • the first registration status variable of the first SIM card to the first mobile network may be a preset value. For example, when the value of ps_reg1 is "true", it can be determined that the first SIM card is connected to the PS network.
  • the first SIM card accessing the first mobile network may include the first SIM card accessing the first mobile network and staying in the first mobile network for a duration exceeding a first duration threshold. For example, after the first SIM card is successfully registered with the first mobile network and the registration status variable remains unchanged within the first duration threshold, it can be determined that the first SIM card has accessed the first mobile network.
  • the first duration threshold can be a preset fixed value, such as 3 seconds, 5 seconds or 10 seconds, etc., or can be determined based on the mobile network coverage at the terminal's location. For example, the lower the signal strength of the mobile network at the terminal's location, the lower the signal strength. , the longer the first duration threshold is, etc., thereby ensuring that the first SIM card can continue to stably access the first mobile network before switching the RF resource to the second SIM card.
  • the occupied RF resources are allocated to the second SIM card, thereby reducing the long-term continuous use of the first SIM card on the basis of the first SIM card restoring the availability of the mobile network. Occupying RF resources causes the second SIM card to be unable to access the mobile network in time.
  • the terminal switches between primary and secondary cards or needs to temporarily perform emergency communication interaction services through the SIM card, this can reduce the inability of the second SIM card to quickly respond to emergency communication services due to not being connected to the mobile network. Therefore, the RF resource allocation of multi-SIM terminals can be optimized, which will help multiple SIM cards restore mobile network access more quickly in weak or no-network environments, and improve the network access speed and terminal network availability of multiple SIM cards.
  • S120 may include:
  • S121 When it is determined that the first SIM card is connected to the first mobile network according to the mobile network access situation, determine whether the long-term evolution voice bearer VOLTE function of the first SIM card is enabled; the first mobile network at least includes: a packet switching PS network;
  • determining whether the long-term evolution voice bearer (Voice Over Long-Term Evolution, VOLTE) function of the first SIM card is turned on may be to obtain the VOLTE switch state variable sim1_volte of the first SIM card.
  • VOLTE Voice Over Long-Term Evolution
  • the first mobile network is the PS network
  • the VOLTE function is turned on
  • the first SIM card needs to be connected to the second mobile network corresponding to the VOLTE function, such as the Internet-Protocol Multimedia System (Internet-Protocol Multimedia System).
  • System, IMS Internet-Protocol Multimedia System
  • IMS Internet-Protocol Multimedia System
  • the RF resources can be switched to the second SIM card without interrupting the first SIM card. The impact of the SIM card access to the second mobile network process.
  • the VOLTE function of the first SIM card is not turned on, which may include: if the VOLTE switch state variable of the first SIM card remains "false" within the second duration threshold, then determining the first SIM card's VOLTE function. The VOLTE function is not turned on.
  • switching the radio frequency RF resources occupied by the first SIM card to the second SIM card may include: if the VOLTE switch state variable of the first SIM card is in the first SIM card. If it remains "false" within the second duration threshold, and the first SIM card remains connected to the first mobile network after the second duration threshold, the radio frequency RF resources occupied by the first SIM card will be switched to the second SIM card.
  • the VOLTE function of the first SIM card when the VOLTE function of the first SIM card is not turned on, it can be determined that the first SIM card accesses the first mobile network and will not access the IMS network corresponding to VOLTE, etc., that is, the first SIM card will continue to stably maintain the first Mobile network access status. Therefore, at this time, the RF resources occupied by the first SIM card can be switched to the second SIM card, which not only improves the network recovery speed of the second SIM card, but also reduces the impact of RF resource scheduling and allocation on the first SIM card's network access. causing instability.
  • the method further includes:
  • S123 If the VOLTE function of the first SIM card is turned on, determine whether the first SIM card accesses the second mobile network within the first preset time period; the second mobile network at least includes: the Internet Multimedia System IMS network;
  • the second mobile network may be a network under a Long Term Evolution (LTE) architecture, such as an IMS network.
  • LTE Long Term Evolution
  • the first SIM card When the first SIM card is connected to the first mobile network such as the PS network and the VOLTE function of the first SIM card is turned on, the first SIM card needs to be connected to the IMS network to realize the voice interaction function. At this time, the first SIM card has the ability to connect conditions for accessing the second mobile network. Therefore, it is necessary to ensure that the first SIM card accesses the second mobile network after the VOLTE function is turned on, or it is determined that the first SIM card cannot access the second mobile network before switching the RF resources to the second mobile network. SIM card.
  • LTE Long Term Evolution
  • the VOLTE function of the first SIM card is enabled when the VOLTE switch state variable of the first SIM card is "true", or the VOLTE switch state variable of the first SIM card remains as “true” within the second duration threshold. "true” remains unchanged.
  • the first preset time period may be a preset fixed time period, such as 10s, 15s or 30s.
  • the starting time of the first preset duration may be the time when it is determined that the VOLTE function of the first SIM card is turned on.
  • determining whether the first SIM card accesses the second mobile network may be determining whether the first SIM card is successfully registered in the second mobile network. For example, it is determined according to the second registration status variable of the first SIM card whether the first SIM card is successfully registered in the second mobile network.
  • the second registration status variable may be ims_reg1 indicating the registration status of the first SIM card in the IMS network.
  • ims_reg1 when the value of ims_reg1 is "true”, it is determined that the first SIM card is connected to the second mobile network; when the value of ims_reg1 is "false”, it is determined that the first SIM card is not connected to the second mobile network.
  • the first SIM card accessing the second mobile network may include the first SIM card accessing the second mobile network and staying in the second mobile network for a duration exceeding the first duration threshold. For example, after the first SIM card is successfully registered in the second mobile network and the registration status variable remains unchanged within the first duration threshold, it can be determined that the first SIM card has accessed the second mobile network.
  • the first duration threshold can be a preset fixed value, such as 3 seconds, 5 seconds or 10 seconds, etc., or can be determined based on the mobile network coverage at the terminal's location. For example, the lower the signal strength of the mobile network at the terminal's location, the lower the signal strength. , the longer the first duration threshold is, etc., so as to ensure that the first SIM card can continuously and stably access the second mobile network before switching the RF resource to the second SIM card.
  • the method further includes:
  • the radio frequency RF resources occupied by the first SIM card are switched to the second SIM card after the first preset time period.
  • the first SIM card within the first preset time period starting from the moment when it is determined that the VOLTE function of the first SIM card is turned on, the first SIM card does not access the second mobile network, which means that the first SIM card is not connected to the second mobile network when the VOLTE function is turned on. In this case, the second mobile network cannot be accessed. Therefore, switching the RF resources of the first SIM card to the second SIM card will not hinder the mobile network access process of the first SIM card, and then the RF resources are switched to the second SIM card after the first preset time period.
  • the RF resource switching can be prevented from interrupting the process of the first SIM card accessing the second mobile network, thereby improving the stability of the mobile network of the terminal with multiple SIM cards.
  • the method further includes:
  • the second SIM card after switching the RF resources occupied by the first SIM card to the second SIM card, the second SIM card accesses the first mobile network based on the RF resources. For example, after the first SIM card accesses the PS network, The second SIM card also accesses the PS network based on the switched RF resources.
  • the RF resources can be switched back to the first SIM card. .
  • the terminal's communication service can be smoothly executed through the first SIM card, thereby reducing the impact on the terminal's normal communication service processing efficiency.
  • the second SIM card accesses the first mobile network such as the PS network, it is necessary to determine whether the second SIM card has a service requirement for voice interaction. When there is a service requirement for voice interaction, the second SIM card needs to access the corresponding third mobile network.
  • mobile networks such as IMS networks can realize the voice interaction function.
  • the RF resource can be switched back to the first SIM card, and it will not cause the second SIM card to access the third mobile network. 2. Interruption of the mobile network process.
  • switching the radio frequency RF resources occupied by the second SIM card to the first SIM card may be to switch all the RF resources occupied by the second SIM card to the first SIM card for communication and interaction with the first SIM card. business.
  • switching the radio frequency RF resources occupied by the second SIM card to the first SIM card may include switching a preset proportion of RF resources among the RF resources occupied by the second SIM card to the first SIM card, where , the preset ratio may be determined based on the currently ongoing communication interaction traffic of the second SIM card. For example, the higher the bandwidth occupied by the current communication service of the second SIM card, the lower the preset proportion occupied by the RF resources switched to the first SIM card, etc.
  • the value of the third registration status variable ps_reg2 of the second SIM card in the first mobile network may be "true”.
  • determining whether the VOLTE function of the second SIM card is enabled may be to obtain the VOLTE switch state variable sim2_volte of the second SIM card.
  • sim2_volte When the value of sim2_volte is "true”, it may be determined that the VOLTE function of the second SIM card is enabled. Turn on.
  • sim2_volte When the value of sim2_volte is "false”, it can be determined that the VOLTE function of the second SIM card is not turned on.
  • the VOLTE function of the second SIM card is not turned on, which may include: if the VOLTE switch state variable of the second SIM card remains "false" within the second duration threshold, then determining the second SIM card's VOLTE function. The VOLTE function is not turned on.
  • switching the RF resource to the first SIM card may include: if the VOLTE switch state variable of the second SIM card remains "false" within the second duration threshold " remains unchanged, and the second SIM card remains connected to the first mobile network after the second duration threshold, then the RF resource is switched to the first SIM card.
  • the second SIM card's access to the first mobile network can improve the network availability of the second SIM card, thereby improving the response speed of the second SIM card to requirements such as primary and secondary card switching or communication interaction services.
  • switching the RF resource back to the first SIM card can provide communication resources to the first SIM card in priority for executing the main communication service of the terminal.
  • the VOLTE function of the second SIM card is not turned on, it can be determined that the second SIM card accesses the first mobile network and will not access the IMS network corresponding to VOLTE. That is, switching the RF resource back to the first SIM card at this time will not Interrupting the access process of the second SIM card to the second mobile network, the second SIM card will continue to stably maintain the access state of the first mobile network.
  • the RF resources occupied by the second SIM card can be switched to the first SIM card, which not only ensures the stability of the communication interaction service of the first SIM card, but also reduces the impact of RF resource scheduling and allocation on the network access of the second SIM card. causing instability.
  • the method further includes:
  • VOLTE function of the second SIM card determines whether the second SIM card accesses the second mobile network within the second preset time period
  • the RF resource is switched to the first SIM card.
  • the second mobile network may be a network under the LTE architecture, such as an IMS network.
  • the VOLTE function of the first SIM card When the VOLTE function of the first SIM card is turned on, the second SIM card needs to access the IMS network to achieve functions such as voice interaction. At this time, the second SIM card has the conditions to access the second mobile network, so the second SIM card needs to be determined.
  • the RF resource is switched to the first SIM card only after the VOLTE function is turned on and the second mobile network is accessed.
  • the VOLTE function of the second SIM card is enabled when the VOLTE switch state variable of the second SIM card is "true", or the VOLTE switch state variable of the second SIM card remains as “true” within the second duration threshold. "true” remains unchanged.
  • the second preset time period may be a preset fixed time period, such as 10s, 15s or 30s.
  • the starting time of the second preset duration may be the time when it is determined that the VOLTE function of the second SIM card is turned on.
  • determining whether the second SIM card accesses the second mobile network may be determining whether the second SIM card is successfully registered in the second mobile network. For example, it is determined according to the fourth registration status variable of the second SIM card whether the second SIM card is successfully registered in the second mobile network.
  • the fourth registration status variable may be ims_reg2 indicating the registration status of the second SIM card in the IMS network.
  • ims_reg2 when the value of ims_reg2 is "true”, it is determined that the second SIM card is connected to the second mobile network; when the value of ims_reg2 is "false”, it is determined that the second SIM card is not connected to the second mobile network.
  • the second SIM card accessing the second mobile network may include the second SIM card accessing the second mobile network and staying in the second mobile network for a duration exceeding the first duration threshold. For example, after the second SIM card is successfully registered in the second mobile network and the registration status variable remains unchanged within the first duration threshold, it can be determined that the second SIM card has accessed the second mobile network.
  • the first duration threshold can be a preset fixed value, such as 3 seconds, 5 seconds or 10 seconds, etc., or can be determined based on the mobile network coverage at the terminal's location. For example, the lower the signal strength of the mobile network at the terminal's location, the lower the signal strength. , the longer the first duration threshold is, etc., so as to ensure that the second SIM card can continuously and stably access the second mobile network before switching the RF resource to the first SIM card.
  • the method further includes:
  • the RF resource is switched to the first SIM card after the second preset time period ends.
  • the second SIM card within the second preset time period starting from the moment when it is determined that the VOLTE function of the second SIM card is turned on, the second SIM card does not access the second mobile network, indicating that the second SIM card is not connected to the second SIM card when the VOLTE function is turned on. In this case, the second mobile network cannot be accessed. Therefore, switching the RF resources of the second SIM card back to the first SIM card will not hinder the LTE mobile network access process of the second SIM card, and the RF resources are switched to the first SIM card after the second preset time period.
  • the RF resources can be scheduled back to the first SIM card in a timely manner, thereby improving the stability of the communication service of the first SIM card, and reducing the interruption caused by the RF resource switching to the second SIM card's access to the second mobile network, so that the second SIM card can be connected to the second mobile network.
  • the method further includes:
  • the RF resource is switched to the second SIM card after the third preset time period ends.
  • the VOLTE function of the second SIM card is not turned on, or the VOLTE function of the second SIM card is turned on and the second SIM card is connected to the second mobile network, or the VOLTE function of the second SIM card is turned on. And after the second preset time period ends, the second SIM card does not access the second mobile network. After switching the RF resources to the first SIM card, continue to determine whether to transfer the RF resources according to the access status of the first SIM card to the second mobile network. Switch to the second SIM card again.
  • the first SIM card is determined to be Whether the card can access the second mobile network within the third preset time period.
  • the value of sim1_volte is "true” and the value of ims_reg1 is not “true”
  • the first SIM card occupies RF resources until the third preset time period ends or the value of ims_reg1 becomes "true”.
  • the RF resource can be converted to the second SIM card for communication and interaction services.
  • the method further includes:
  • the switching of RF resources is stopped after the fourth preset time period.
  • the RF resource is switched. After giving the second SIM card, continue to determine whether to stop switching RF resources this time based on the second mobile network access situation of the second SIM card.
  • the second SIM card is determined to be Whether the card can access the second mobile network within the fourth preset time period.
  • the second SIM card when the value of sim2_volte is "true” and the value of ims_reg2 is not “true”, it means that the second SIM card has enabled the VOLTE function but is not connected to the IMS network, and it can be maintained within the fourth preset time period.
  • the second SIM card occupies RF resources until the fourth preset time period ends or the value of ims_reg2 becomes "true”.
  • the second SIM card is allocated RF resources, if it accesses the second mobile network or is still unable to access the second mobile network within a certain period of time, that is, whether it is accessed or not accessed the second mobile network, it can It is determined that the access status of the second SIM card in the second mobile network remains stable. Therefore, it can be determined that the mobile network access conditions of the first SIM card and the second SIM card are both stable, and then the current RF resource switching scheduling can be stopped.
  • an embodiment of the present disclosure provides a network access method, including:
  • the user equipment enters a weak field environment such as an elevator or basement and turns on optimization; the UE can include the first SIM card as the main card and the second SIM card as the secondary card;
  • the PS registration status variable of the main card is ps_reg1
  • the IMS registration status variable of the main card is ims_reg1
  • the PS registration status variable and IMS registration of the secondary card The status variables are ps_reg2 and ims_reg2;
  • step 5 If VOLTE is turned on, go to step 5;
  • step 6 If the VOLTE switch is off, go to step 6;
  • the main card actively triggers local release of local resources, switches the RF resources to the secondary card and enters step 7;
  • step 9 If VOLTE is turned on, go to step 9;
  • step 10 If the VOLTE switch is turned off, go to step 10;
  • timer2 (the second preset time corresponding to timer2 can be 10s), and monitor the IMS registration status variable ims_reg2 of the secondary card:
  • step 10 is entered;
  • this embodiment provides a network access device, which is applied to a terminal.
  • the device includes:
  • the acquisition unit 10 is configured to acquire the mobile network access status of the first user identification SIM card in the terminal when the mobile network coverage at the location of the terminal meets the preset conditions; the terminal is configured with at least a first SIM card and a second SIM card. Card;
  • the switching unit 20 is configured to switch the radio frequency RF resources occupied by the first SIM card to the second SIM card when it is determined that the first SIM card is connected to the first mobile network according to the mobile network access situation;
  • the access unit 30 is used to access the second SIM card to the first mobile network based on RF resources.
  • the switching unit 20 is specifically used for:
  • the first mobile network When it is determined that the first SIM card accesses the first mobile network according to the mobile network access situation, it is determined whether the long-term evolution voice bearer VOLTE function of the first SIM card is enabled; the first mobile network at least includes: a packet switching PS network;
  • the radio frequency RF resources occupied by the first SIM card are switched to the second SIM card.
  • the device further includes:
  • the determination unit is used to determine whether the first SIM card accesses the second mobile network within the first preset time period if the VOLTE function of the first SIM card is turned on; the second mobile network at least includes: Internet Multimedia System IMS;
  • the switching unit 20 is also used for:
  • the radio frequency RF resources occupied by the first SIM card are switched to the second SIM card after the first preset time period.
  • the determining unit is also used to:
  • the switching unit 20 is also used for:
  • VOLTE function of the second SIM card determines whether the second SIM card accesses the second mobile network within the second preset time period
  • the RF resource is switched to the first SIM card.
  • the RF resource is switched to the first SIM card after the second preset time period ends.
  • the determining unit is also used to:
  • the switching unit 20 is also used for:
  • the RF resource is switched to the second SIM card after the third preset time period ends.
  • the determining unit is also used to:
  • the switching unit 20 is also used for:
  • the switching of RF resources is stopped after the fourth preset time period.
  • An embodiment of the present disclosure provides a communication device, including:
  • Memory used to store instructions executable by the processor
  • the processor is configured to execute the network access method provided by any of the foregoing technical solutions.
  • the processor may include various types of storage media, which are non-transitory computer storage media that can continue to store information stored thereon after the communication device is powered off.
  • the communication device includes: a terminal or a network element, and the network element may be any one of the aforementioned first to fourth network elements.
  • the processor may be connected to the memory through a bus or the like, and be used to read the executable program stored on the memory, for example, at least one of the methods shown in FIGS. 2 to 5 .
  • FIG. 7 is a block diagram of a terminal 800 according to an exemplary embodiment.
  • the terminal 800 may be a mobile phone, a computer, a digital broadcast user device, a messaging device, a game console, a tablet device, a medical device, a fitness device, a personal digital assistant, or the like.
  • the terminal 800 may include one or more of the following components: a processing component 802, a memory 804, a power supply component 806, a multimedia component 808, an audio component 810, an input/output (I/O) interface 812, a sensor component 814, and communications component 816.
  • Processing component 802 generally controls the overall operations of terminal 800, such as operations associated with display, phone calls, data communications, camera operations, and recording operations.
  • the processing component 802 may include one or more processors 820 to execute instructions to generate all or part of the steps of the methods described above.
  • processing component 802 may include one or more modules that facilitate interaction between processing component 802 and other components.
  • processing component 802 may include a multimedia module to facilitate interaction between multimedia component 808 and processing component 802.
  • Memory 804 is configured to store various types of data to support operations at terminal 800. Examples of such data include instructions for any application or method operating on the terminal 800, contact data, phonebook data, messages, pictures, videos, etc.
  • Memory 804 may be implemented by any type of volatile or non-volatile storage device, or a combination thereof, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EEPROM), Programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disk.
  • SRAM static random access memory
  • EEPROM electrically erasable programmable read-only memory
  • EEPROM erasable programmable read-only memory
  • EPROM Programmable read-only memory
  • PROM programmable read-only memory
  • ROM read-only memory
  • magnetic memory flash memory, magnetic or optical disk.
  • Power supply component 806 provides power to various components of terminal 800.
  • Power component 806 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power to terminal 800.
  • Multimedia component 808 includes a screen that provides an output interface between terminal 800 and the user.
  • the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from the user.
  • the touch panel includes one or more touch sensors to sense touches, swipes, and gestures on the touch panel. A touch sensor can not only sense the boundaries of a touch or swipe action, but also detect the duration and pressure associated with the touch or swipe action.
  • multimedia component 808 includes a front-facing camera and/or a rear-facing camera.
  • the front camera and/or the rear camera may receive external multimedia data.
  • Each front-facing camera and rear-facing camera can be a fixed optical lens system or have a focal length and optical zoom capabilities.
  • Audio component 810 is configured to output and/or input audio signals.
  • audio component 810 includes a microphone (MIC) configured to receive external audio signals when terminal 800 is in operating modes, such as call mode, recording mode, and voice recognition mode. The received audio signal may be further stored in memory 804 or sent via communication component 816 .
  • audio component 810 also includes a speaker for outputting audio signals.
  • the I/O interface 812 provides an interface between the processing component 802 and a peripheral interface module, which may be a keyboard, a click wheel, a button, etc. These buttons may include, but are not limited to: Home button, Volume buttons, Start button, and Lock button.
  • Sensor component 814 includes one or more sensors that provide various aspects of status assessment for terminal 800 .
  • the sensor component 814 can detect the open/closed state of the device 800, the relative positioning of components, such as the display and keypad of the terminal 800, the sensor component 814 can also detect the position change of the terminal 800 or a component of the terminal 800, the user The presence or absence of contact with the terminal 800, the terminal 800 orientation or acceleration/deceleration and the temperature change of the terminal 800.
  • Sensor assembly 814 may include a proximity sensor configured to detect the presence of nearby objects without any physical contact.
  • Sensor assembly 814 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
  • the sensor component 814 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
  • the communication component 816 is configured to facilitate wired or wireless communication between the terminal 800 and other devices.
  • the terminal 800 can access a wireless network based on a communication standard, such as WiFi, 2G or 3G, or a combination thereof.
  • the communication component 816 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel.
  • communications component 816 also includes a near field communications (NFC) module to facilitate short-range communications.
  • NFC near field communications
  • the NFC module can be implemented based on radio frequency identification (RFID) technology, infrared data association (IrDA) technology, ultra-wideband (UWB) technology, Bluetooth (BT) technology and other technologies.
  • RFID radio frequency identification
  • IrDA infrared data association
  • UWB ultra-wideband
  • Bluetooth Bluetooth
  • the terminal 800 may be configured by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable Gate array (FPGA), controller, microcontroller, microprocessor or other electronic components are implemented for executing the above method.
  • ASICs application specific integrated circuits
  • DSPs digital signal processors
  • DSPDs digital signal processing devices
  • PLDs programmable logic devices
  • FPGA field programmable Gate array
  • controller microcontroller, microprocessor or other electronic components are implemented for executing the above method.
  • non-transitory computer-readable storage medium including instructions, such as a memory 804 including instructions, executable by the processor 820 of the terminal 800 to generate the above method is also provided.
  • non-transitory computer-readable storage media may be ROM, random access memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, etc.
  • any two of the above technical features can be combined into a new method and technical solution without conflict.
  • any two of the above technical features can be combined into a new equipment technical solution without conflict.

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

Abstract

Les modes de réalisation de la présente divulgation concernent un procédé et un appareil d'accès à un réseau, un dispositif de communication et un support de stockage. Le procédé d'accès au réseau est exécuté par un terminal. Le procédé comprend : lorsque la situation de couverture de réseau mobile à l'emplacement d'un terminal remplit une condition prédéfinie, l'acquisition de la situation d'accès au réseau mobile d'une première carte de module d'identité d'abonné (SIM) dans le terminal, le terminal étant au moins configuré avec la première carte SIM et une seconde carte SIM ; lorsque la première carte SIM est connectée à un premier réseau mobile, la commutation, vers la seconde carte SIM, d'une ressource radiofréquence (RF) qui est occupée par la première carte SIM ; et la connexion de la seconde carte SIM au premier réseau mobile sur la base de la ressource RF.
PCT/CN2022/092711 2022-05-13 2022-05-13 Procédé et appareil d'accès à un réseau, dispositif de communication et support de stockage WO2023216236A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202280004271.7A CN117413500A (zh) 2022-05-13 2022-05-13 网络接入方法及装置、通信设备及存储介质
PCT/CN2022/092711 WO2023216236A1 (fr) 2022-05-13 2022-05-13 Procédé et appareil d'accès à un réseau, dispositif de communication et support de stockage

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CN114449599A (zh) * 2021-07-30 2022-05-06 荣耀终端有限公司 基于电子设备位置的网络链路切换方法和电子设备

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CN106664130A (zh) * 2014-03-31 2017-05-10 高通股份有限公司 双sim双活动设备中的机会性移动接收分集
CN108012257A (zh) * 2016-10-27 2018-05-08 三星电子株式会社 用于在dsds装置中提高性能和降低功耗的方法
US20180132289A1 (en) * 2016-11-08 2018-05-10 Qualcomm Incorporated Systems and Methods for Improving Support for Data-Oriented Services in a Multi-Subscriber Identity Module (SIM) Wireless Communication Device Having a Designated Data Subscription (DDS)
CN110383870A (zh) * 2017-09-29 2019-10-25 华为技术有限公司 一种射频资源的处理方法及终端
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