WO2021077423A1 - Procédé et appareil de commande de resélection de cellule, terminal mobile et support de stockage - Google Patents

Procédé et appareil de commande de resélection de cellule, terminal mobile et support de stockage Download PDF

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Publication number
WO2021077423A1
WO2021077423A1 PCT/CN2019/113423 CN2019113423W WO2021077423A1 WO 2021077423 A1 WO2021077423 A1 WO 2021077423A1 CN 2019113423 W CN2019113423 W CN 2019113423W WO 2021077423 A1 WO2021077423 A1 WO 2021077423A1
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WIPO (PCT)
Prior art keywords
network cell
network
cell
signal
mobile terminal
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PCT/CN2019/113423
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English (en)
Chinese (zh)
Inventor
林进全
Original Assignee
深圳市欢太科技有限公司
Oppo广东移动通信有限公司
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Application filed by 深圳市欢太科技有限公司, Oppo广东移动通信有限公司 filed Critical 深圳市欢太科技有限公司
Priority to CN201980099195.0A priority Critical patent/CN114223256B/zh
Priority to PCT/CN2019/113423 priority patent/WO2021077423A1/fr
Publication of WO2021077423A1 publication Critical patent/WO2021077423A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/249—Reselection being triggered by specific parameters according to timing information

Definitions

  • This application relates to the technical field of mobile terminals, and more specifically, to a cell reselection control method, device, mobile terminal, and storage medium.
  • mobile terminals are used more and more widely, with more and more functions, and have become one of the must-haves in people's daily life.
  • mobile terminals can reside in different cells to obtain network signals.
  • this application proposes a cell reselection control method, device, mobile terminal, and storage medium to solve the above-mentioned problems.
  • the embodiments of the present application provide a cell reselection control method, which is applied to a mobile terminal, and the method includes: when the mobile terminal satisfies reselection from the first network cell to the second network cell, When selecting conditions, obtain the current parameter information of the first network cell; based on the current parameter information of the first network cell, determine whether the mobile terminal satisfies a specified condition, and the specified condition is used to characterize the movement of the mobile terminal from After the first network cell is reselected to the second network cell, it will be reselected from the second network cell to the first network cell within a preset time period; when the mobile terminal satisfies the specified condition , Continue to camp on the first network cell.
  • the embodiments of the present application provide a cell reselection control device, which is applied to a mobile terminal, and the device includes: a current parameter information acquisition module, which is used when the mobile terminal satisfies reselection from the first network cell When the reselection condition of the second network cell is selected, the current parameter information of the first network cell is obtained; the mobile terminal judgment module is configured to judge whether the mobile terminal meets the specified requirements based on the current parameter information of the first network cell Condition, the specified condition is used to characterize that after the mobile terminal reselects from the first network cell to the second network cell, it will reselect from the second network cell to the second network cell within a preset time period.
  • the first network cell a camping control module, configured to continue to camp on the first network cell when the mobile terminal meets the specified condition.
  • an embodiment of the present application provides a mobile terminal, including a memory and a processor, the memory is coupled to the processor, and the memory stores instructions that are executed when the instructions are executed by the processor.
  • the processor executes the above method.
  • an embodiment of the present application provides a computer-readable storage medium, and the computer-readable storage medium stores program code, and the program code can be invoked by a processor to execute the foregoing method.
  • the cell reselection control method, device, mobile terminal, and storage medium provided by the embodiments of the present application, when the mobile terminal satisfies the reselection condition from the first network cell to the second network cell, obtain the current parameters of the first network cell Information, based on the current parameter information of the first network cell to determine whether the mobile terminal meets the specified conditions.
  • the specified conditions are used to indicate that after the mobile terminal reselects from the first network cell to the second network cell, it will reselect from the second network cell within a preset time period.
  • the network cell is reselected to the first network cell, and when the mobile terminal meets the specified conditions, it continues to reside in the first network cell, so that when the serving cell meets the reselection conditions, the reselection is possible in advance, and then it is decided whether to reselect , Can effectively prevent the phenomenon of ping-pong reselection and improve user experience.
  • FIG. 1 shows a schematic diagram of an application environment that can be used in a cell reselection control method provided by an embodiment of the present application
  • FIG. 2 shows a schematic flowchart of a cell reselection control method provided by an embodiment of the present application
  • FIG. 3 shows a schematic flowchart of a cell reselection control method provided by another embodiment of the present application
  • FIG. 4 shows a schematic flowchart of step S201 of the cell reselection control method shown in FIG. 3 of the present application;
  • FIG. 5 shows a schematic flowchart of a cell reselection control method provided by still another embodiment of the present application.
  • FIG. 6 shows a schematic flowchart of an embodiment of step S303 of the cell reselection control method shown in FIG. 5 of the present application;
  • FIG. 7 shows a schematic flowchart of another embodiment of step S303 of the cell reselection control method shown in FIG. 5 of the present application;
  • FIG. 8 shows a schematic flowchart of still another embodiment of step S303 of the cell reselection control method shown in FIG. 5 of the present application;
  • FIG. 9 shows a schematic flowchart of step S308 of the cell reselection control method shown in FIG. 5 of the present application.
  • FIG. 10 shows a schematic flowchart of step S3084 of the cell reselection control method shown in FIG. 9 of the present application;
  • FIG. 11 shows a block diagram of a cell reselection control device provided by an embodiment of the present application.
  • FIG. 12 shows a block diagram of a mobile terminal for executing the cell reselection control method according to the embodiment of the present application
  • FIG. 13 shows a storage unit for storing or carrying program codes for implementing the cell reselection control method according to the embodiment of the present application according to an embodiment of the present application.
  • the inventor has discovered through long-term research, and proposed the cell reselection control method, device, mobile terminal, and storage medium provided by the embodiments of the application.
  • the cell reselection control method By judging the possibility of reselection in advance when the serving cell meets the reselection conditions , And then decide whether to reselect, which can effectively prevent the phenomenon of ping-pong reselection and improve user experience.
  • the specific cell reselection control method will be described in detail in the subsequent embodiments.
  • the following describes an application environment that can be used in the cell reselection control method provided in the embodiments of the present application.
  • FIG. 1 shows a schematic diagram of an application environment that can be used in the cell reselection control method provided by the embodiments of the present application. It includes a mobile terminal 100, a first network cell 200, and a second network cell 300.
  • the first network cell 200 and the second network cell 300 are adjacent network cells, that is, the mobile terminal 100 can reside in the first network cell. Reselect to the second network cell 300 in the case of 200, or reselect to the first network cell 200 in the case of camping on the second network cell 300.
  • the first network cell 200 may be a 2G network cell, a 3G network cell, a 4G network cell, a 5G network cell, etc.
  • the second network cell 300 may be a 2G network cell, a 3G network cell, a 4G network cell, a 5G network cell, etc., There is no limitation here.
  • FIG. 2 shows a schematic flowchart of a cell reselection control method provided by an embodiment of the present application.
  • the cell reselection control method is used for judging the possibility of reselection in advance when the serving cell meets the reselection condition, and then deciding whether to perform reselection, which can effectively prevent the phenomenon of ping-pong reselection and improve user experience.
  • the cell reselection control method is applied to the cell reselection control device 400 as shown in FIG. 11 and the mobile terminal 100 configured with the cell reselection control device 400 (FIG. 12). The following will take a mobile terminal as an example to describe the specific process of this embodiment.
  • the mobile terminal applied in this embodiment may be a smart phone, a tablet computer, a wearable electronic device, etc., which is not limited here.
  • the flow shown in FIG. 2 will be described in detail below, and the cell reselection control method may specifically include the following steps:
  • Step S101 When the mobile terminal satisfies the reselection condition for reselecting from the first network cell to the second network cell, acquire current parameter information of the first network cell.
  • the network priority of the first network cell may be higher than the network priority of the second network cell.
  • the first network cell may be an LTE network cell
  • the second network cell may be a TD network cell
  • the first network cell may be a 5G network cell
  • the second network cell may be a 4G network cell.
  • the information of the first network cell can be obtained.
  • Current parameter information for example, acquiring the current Srxlev of the first network cell.
  • Step S102 Determine whether the mobile terminal satisfies a specified condition based on the current parameter information of the first network cell, and the specified condition is used to characterize the reselection of the mobile terminal from the first network cell to the second network After the cell, it will be reselected from the second network cell to the first network cell within a preset time period.
  • the mobile terminal may preset and store a designated condition, and the designated condition is used as a judgment basis for the mobile terminal.
  • the specified condition is used to characterize that after the mobile terminal reselects from the first network cell to the second network cell, it will reselect from the second network cell to the first network cell within a preset time period.
  • the preset time period may be a default value preset by the mobile terminal, for example, the preset time period is 1 s, 3 s, 5 s, and so on.
  • the specified condition may be used to characterize that the mobile terminal immediately selects from the second network cell to the first network cell after reselecting from the first network cell to the second network cell.
  • the specified condition indicates that after the mobile terminal reselects from the first network cell to the second network cell, it is highly possible that it will reselect from the second network cell again within the preset time period.
  • the first network cell causing the ping-pong reselection problem. Therefore, after the current parameter information of the first network cell is obtained, it can be determined based on the current parameter information of the first network cell whether the mobile terminal meets the specified condition, wherein when the judgment result indicates that the mobile terminal meets the specified condition, it indicates if the mobile terminal meets the specified condition. If the first network cell is reselected to the second network cell, the problem of ping-pong reselection may occur. When the judgment result indicates that the mobile terminal does not meet the specified conditions, it indicates that if the mobile terminal selects the second network cell from the first network cell, The problem of ping-pong reselection will not occur.
  • Step S103 When the mobile terminal meets the specified condition, continue to camp on the first network cell.
  • the mobile terminal when the mobile terminal meets the specified conditions, it indicates that if the mobile terminal reselects from the first network cell to the second network cell, the problem of ping-pong reselection may occur, and therefore, it can continue to camp on the first network cell. Therefore, by predicting the possibility of ping-pong reselection in advance, and when judging that ping-pong reselection may occur, continue to reside in the first network cell to prevent the occurrence of ping-pong reselection and reduce the power consumption of the mobile terminal. , Improve user experience.
  • the current parameter information of the first network cell is obtained based on the first network cell. Determine whether the mobile terminal meets the specified conditions based on the current parameter information.
  • the specified conditions are used to indicate that after the mobile terminal reselects from the first network cell to the second network cell, it will reselect from the second network cell to the first network cell within a preset time period.
  • the mobile terminal when the mobile terminal meets the specified conditions, it continues to camp on the first network cell, so that when the serving cell meets the reselection conditions, the reselection is possible in advance, and then whether to reselect is determined, which can effectively prevent the occurrence of ping-pong reselection. Select the phenomenon to enhance the user experience.
  • FIG. 3 shows a schematic flowchart of a cell reselection control method provided by another embodiment of the present application. This method is applied to the above-mentioned mobile terminal. The process shown in Figure 3 will be described in detail below.
  • the cell reselection control method may specifically include the following steps:
  • Step S201 Obtain the reselection parameters of the first network cell received in the second network cell when the mobile terminal reselected from the second network cell to the first network cell last time.
  • the historical reselection parameters of the first network cell received in the second network cell when the mobile terminal reselects from the second network cell to the first network cell may be acquired.
  • the specified time period may include, for example, 1 minute, 2 minutes, etc.
  • the specified number of times for example, It can include the first two times, the previous time, etc.
  • the reselection parameters of the first network cell received in the second network cell when the mobile terminal reselected from the second network cell to the first network cell last time can be obtained, so as to improve all the parameters.
  • the mobile terminal reselected from the second network cell to the second network cell within a preset time period after the mobile terminal reselected from the first network cell to the second network cell.
  • the reselection parameter of the first network cell received in the second network cell is acquired. That is to say, when the mobile terminal has reselected from the first network cell to the second network cell at least once, and then reselects from the second network cell to the first network cell, the first network cell received in the second network cell is acquired. Reselection parameters of the network cell.
  • the acquired reselection parameters of the first network cell may include: Threshx, high, Qrxlevmeas, Qrxlevmin, Qrxlevminoffse, Pcompensation, Qoffsettemp, etc., which are not limited herein.
  • FIG. 4 shows a schematic flowchart of step S201 of the cell reselection control method shown in FIG. 3 of the present application.
  • the process shown in FIG. 4 will be described in detail below, and the method may specifically include the following steps:
  • Step S2011 When the mobile terminal camps on the second network cell, monitor whether the mobile terminal satisfies the reselection condition for reselecting from the second network cell to the first network cell.
  • the mobile terminal when the mobile terminal resides in the second network cell, it can be monitored whether the mobile terminal satisfies the reselection condition from the second network cell to the first network cell.
  • the first network cell as the LTE network cell
  • the second network cell as the TD network cell
  • the mobile terminal when the mobile terminal resides in the 3G network cell, it must reselect from the 3G network cell to the high-priority neighboring cell 4G network cell.
  • Threshx, high2 or Threshx, low2 are not provided, when the mobile terminal meets the following two conditions, it means that the mobile terminal meets the reselection conditions from 3G network cell to 4G network cell: (1) 4G network cell SrxlevnonServingCell within TreselectionRAT time ,x>Threshx,high; (2) The terminal has resided in the 3G cell for more than 1 second.
  • Step S2012 When the mobile terminal satisfies the reselection condition for reselecting from the second network cell to the first network cell, acquire the reselection parameter of the first network cell received in the second network cell .
  • Step S2013 Reselect from the second network cell to the first network cell.
  • the reselection parameter of the first network cell received in the second network cell can be acquired, And reselect from the second network cell to the first network cell to switch the serving cell from the second network cell to the first network cell.
  • Step S202 Save the reselection parameter of the first network cell as preset parameter information.
  • the reselection parameters of the first network cell can be saved as preset parameter information, and the saved reselection parameters of the first network cell can be used as the subsequent first network cell.
  • the basis for judging the current parameter information of the network cell For example, Threshx, high, Qrxlevmeas, Qrxlevmin, Qrxlevminoffse, Pcompensation, Qoffsettemp, etc. can be saved as preset parameter information for comparison with the current parameter information of the first network cell.
  • Step S203 When the mobile terminal satisfies the reselection condition from the first network cell to the second network cell, acquire the current parameter information of the first network cell.
  • step S203 please refer to step S101, which will not be repeated here.
  • Step S204 Determine whether the current parameter information of the first network cell satisfies preset parameter information, and the preset parameter information is satisfied when the mobile terminal reselects from the second network cell to the first network cell , The reselection parameter of the first network cell.
  • the preset parameter information is the reselection parameter of the first network cell that satisfies the mobile terminal reselecting from the second network cell to the first network cell
  • the current parameter information of the first network cell can be compared with the preset parameter information to determine whether the current parameter information of the first network cell meets the preset parameter information, wherein, when the current parameter information of the first network cell meets the preset parameter information,
  • the parameter information can indicate that after the mobile terminal reselects from the first network cell to the second network cell, it will reselect from the second network cell to the first network cell within a preset time period, and the mobile terminal meets the specified conditions; when When the current parameter information of the first network cell does not meet the preset parameter information, it can indicate that after the mobile terminal reselects from the first network cell to the second network cell, it will not reselect from the second network cell within the preset time period.
  • Step S205 When the current parameter information of the first network cell meets the preset parameter information, it is determined that the mobile terminal satisfies the specified condition, and the specified condition is used to characterize that the mobile terminal is After the network cell is reselected to the second network cell, it will be reselected from the second network cell to the first network cell within a preset time period.
  • Step S206 When the mobile terminal meets the specified condition, continue to camp on the first network cell.
  • step S206 please refer to step S103, which will not be repeated here.
  • Step S207 When the current parameter information of the first network cell does not meet the preset parameter information, it is determined that the mobile terminal does not meet the specified condition.
  • Step S208 Reselect from the first network cell to the second network cell.
  • the mobile terminal when it is determined that the mobile terminal does not meet the specified conditions, it means that after the mobile terminal reselects from the first network cell to the second network cell, it will not reselect from the second network cell to the second network cell within a preset time period.
  • a network cell that is, after the mobile terminal reselects from the first network cell to the second network cell, it will basically not reselect from the second network cell to the first network cell within a preset time period. Therefore, the second network cell can be reselected from the first network cell.
  • a network cell is reselected to a second network cell.
  • the cell reselection control method obtains the reselection parameters of the first network cell received in the second network cell when the mobile terminal previously reselected from the second network cell to the first network cell, Save the reselection parameter of the first network cell as preset parameter information.
  • the mobile terminal satisfies the reselection condition from the first network cell to the second network cell, it acquires the current parameter information of the first network cell and determines whether the current parameter information of the first network cell meets the preset parameter information.
  • the current parameter information of a network cell meets the preset parameter information, it is determined that the mobile terminal meets the specified condition.
  • the mobile terminal meets the specified conditions, it continues to camp on the first network cell.
  • this embodiment When the current parameter information of the first network cell does not meet the preset parameter information, it is determined that the mobile terminal does not meet the specified conditions and reselects from the first network cell to The second network cell. Compared with the cell reselection control method shown in FIG. 2, this embodiment also obtains the received reselection parameters of the first network cell as preset parameter information when reselecting from the second network cell to the first network cell To improve the accuracy of the preset parameter information. In addition, this embodiment also reselects from the first network cell to the second network cell when the current parameter information of the first network cell does not meet the preset parameter information, thereby improving the success rate of mobile terminal network usage.
  • FIG. 5 shows a schematic flowchart of a cell reselection control method provided by another embodiment of the present application. This method is applied to the above-mentioned mobile terminal. The process shown in FIG. 5 will be described in detail below.
  • the cell reselection control method may specifically include the following steps:
  • Step S301 When the mobile terminal satisfies the reselection condition from the first network cell to the second network cell, acquire current parameter information of the first network cell.
  • Step S302 Determine whether the mobile terminal satisfies a specified condition based on the current parameter information of the first network cell, and the specified condition is used to characterize the reselection of the mobile terminal from the first network cell to the second network After the cell, it will be reselected from the second network cell to the first network cell within a preset time period.
  • step S301 to step S302 please refer to step S101 to step S102, which will not be repeated here.
  • Step S303 When the mobile terminal satisfies the specified condition, obtain the network signal of the first network cell, and obtain the network signal of the second network cell.
  • the network signal of the first network cell when the mobile terminal satisfies the specified condition, the network signal of the first network cell can be obtained, and the network signal of the second network cell can be obtained.
  • the network signal of the first network cell may include reference signal receiving power (RSRP), reference signal receiving quality (RSRQ), signal noise ratio (signal noise ratio, SNR), etc.
  • the network signal of the second network cell may include RSCP, RSRQ, SNR, etc., which are not limited here.
  • FIG. 6 shows a schematic flowchart of an embodiment of step S303 of the cell reselection control method shown in FIG. 5 of the present application.
  • the process shown in FIG. 6 will be described in detail below.
  • the first network cell shown is an LTE network cell
  • the second network cell is a TD network cell.
  • the method may specifically include the following steps:
  • Step S3031A Obtain the RSRP of the LTE network cell, and obtain the RSCP of the TD network cell.
  • the first network cell is an LTE network cell
  • the second network cell is a TD network cell. Therefore, in this embodiment, the RSRP of the LTE network cell can be obtained, and the RSCP of the second network cell can be obtained.
  • Step S3032A Determine whether the RSRP of the LTE network cell is not less than the preset network signal of the LTE network cell, and determine whether the RSCP of the TD network cell is not greater than the preset network signal of the TD network cell.
  • the mobile terminal pre-stores the network signal of a preset LTE network cell, and the preset network signal of the LTE network cell is used as the basis for judging the RSRP of the LTE network cell, and the mobile terminal pre-stores The preset network signal of the TD network cell, and the preset network signal of the TD network cell is used as the basis for judging the RSCP of the TD network cell.
  • the RSRP of the LTE network cell can be compared with the preset network signal of the LTE network cell to determine whether the RSRP of the LTE network cell is The network signal of not less than the preset LTE network cell, the RSCP of the TD network cell is compared with the network signal of the preset TD network cell to determine whether the RSCP of the TD network cell is not greater than the network signal of the preset TD network cell .
  • the network signal of the preset TD network cell may be -120 dBm, and the network signal of the preset TD network cell may be -110 dBm.
  • Step S3033A When the RSRP of the LTE network cell is not less than the preset network signal of the LTE network cell, it is determined that the network signal of the first network cell is not less than the first preset network signal.
  • Step S3034A When the RSCP of the TD network cell is not greater than the preset network signal of the TD network cell, it is determined that the network signal of the second network cell is not greater than the second preset network signal.
  • FIG. 7 shows a schematic flowchart of another embodiment of step S303 of the cell reselection control method shown in FIG. 5 of the present application.
  • the process shown in FIG. 7 will be described in detail below, and the method may specifically include the following steps:
  • Step S3031B Obtain the RSRQ of the first network cell, and obtain the RSRQ of the second network cell.
  • the first network cell may be an LTE network cell and the second network cell may be an LTE network cell, or the first network cell may be a TD network cell and the second network cell may be a TD network cell. Therefore, in this embodiment, the RSRQ of the first network cell can be obtained, and the RSRQ of the second network cell can be obtained.
  • Step S3032B Determine whether the RSRQ of the first network cell is not less than a first threshold value, and determine whether the RSRQ of the second network cell is not greater than a second threshold value.
  • the mobile terminal pre-stores a first threshold value, and the first threshold value is used as a basis for judging the RSRQ of the first network cell, and the mobile terminal pre-stores a second threshold value.
  • the second threshold is used as a basis for judging the RSCQ of the second network cell. Therefore, in this embodiment, after obtaining the RSRQ of the first network cell and the RSCQ of the second network cell, the RSRQ of the first network cell can be compared with the first threshold to determine whether the RSRQ of the first network cell is It is not less than the first threshold value, and the RSCQ of the second network cell is compared with the second threshold value to determine whether the RSCQ of the second network cell is not greater than the second threshold value.
  • the first threshold value may be equal to the second threshold value, or may not be equal to the second threshold value, which is not limited here.
  • Step S3033B When the RSRQ of the first network cell is not less than the first threshold value, it is determined that the network signal of the first network cell is not less than the first preset network signal.
  • Step S3034B When the RSRQ of the second network cell is not greater than the second threshold value, it is determined that the network signal of the second network cell is not greater than the second preset network signal.
  • FIG. 8 shows a schematic flowchart of another embodiment of step S303 of the cell reselection control method shown in FIG. 5 of the present application.
  • the process shown in FIG. 8 will be described in detail below, and the method may specifically include the following steps:
  • Step S3031C Obtain the SNR of the first network cell, and obtain the SNR of the second network cell.
  • the first network cell may be an LTE network cell and the second network cell may be an LTE network cell, or the first network cell may be a TD network cell and the second network cell may be a TD network cell. Therefore, in this embodiment, the SNR of the first network cell can be acquired, and the SNR of the second network cell can be acquired.
  • Step S3032C Determine whether the SNR of the first network cell is not less than a third threshold value, and determine whether the SNR of the second network cell is not greater than a fourth threshold value.
  • the mobile terminal pre-stores a third threshold value
  • the third threshold value is used as a basis for judging the SNR of the first network cell
  • the mobile terminal pre-stores a fourth threshold value.
  • the fourth threshold is used as a basis for judging the SNR of the second network cell. Therefore, in this embodiment, after obtaining the SNR of the first network cell and the SNR of the second network cell, the SNR of the first network cell can be compared with the third threshold to determine whether the SNR of the first network cell is It is not less than the third threshold value, and the SNR of the second network cell is compared with the fourth threshold value to determine whether the SNR of the second network cell is not greater than the fourth threshold value.
  • the third threshold value may be equal to the fourth threshold value, or may not be equal to the fourth threshold value, which is not limited here.
  • Step S3033C When the SNR of the first network cell is not less than the third threshold value, it is determined that the network signal of the first network cell is not less than the first preset network signal.
  • Step S3034C When the SNR of the second network cell is not greater than the fourth threshold value, determine that the network signal of the second network cell is not greater than the second preset network signal.
  • Step S304 When the network signal of the first network cell is not less than the first preset network signal or the network signal of the second network cell is not greater than the second preset network signal, continue to camp on the first network Cell, the first preset network signal corresponds to the first network cell, and the second preset network signal corresponds to the second network cell.
  • the signal that characterizes the first network cell when the judgment result indicates that the network signal of the first network cell is not less than the first preset network signal, the signal that characterizes the first network cell is better; when the judgment result indicates that the network signal of the first network cell is less than the first network signal, 2.
  • the network signal is preset, the signal that characterizes the first network cell is poor; when the judgment result indicates that the network signal of the second network cell is not greater than the second preset network signal, the signal that characterizes the second network cell is poor; when it is judged As a result, when the network signal characterizing the second network cell is greater than the second preset network signal, the signal characterizing the second network cell is better.
  • the network signal of the first network cell when the network signal of the first network cell is not less than the first preset network signal or the network signal of the second network cell is not greater than the second preset network signal, the network signal of the first network cell is characterized If it is better or the network signal of the second network cell is poor, you can continue to camp on the first network cell.
  • the RSRP of the TLE network cell is not less than -120dBm or the RSCP of the TD network cell is not greater than -110dBm, it can continue to camp in the first network cell to ensure that the mobile terminal camps in a cell with better network signals.
  • Step S305 When the network signal of the first network cell is smaller than the first preset network signal and the network signal of the second network cell is greater than the second preset network signal, reselect from the first network cell To the second network cell.
  • the network signal characterizing the first network cell is poor and the first network signal The network signal of the second network cell is better, and it can be reselected from the first network cell to the second network cell.
  • the RSRP of the TLE network cell is less than -120dBm and the RSCP of the TD network cell is greater than -110dBm, it can be reselected from the first network cell to the second network cell to ensure that the mobile terminal stays in a cell with better network signals.
  • Step S306 Set a reselection mark, where the reselection mark is used to record the reason why the mobile terminal reselects from the first network cell to the second network cell.
  • Step S307 When the mobile terminal satisfies the reselection condition from the second network cell to the first network cell, acquire the network signal of the first network cell, and acquire the second network cell Network signal.
  • the mobile terminal when the mobile terminal is camping on the second network cell, it can be detected whether the mobile terminal satisfies the reselection condition from the second network cell to the first network cell.
  • the network signal of the first network cell can be obtained, and the network signal of the second network cell can be obtained.
  • the obtained network signal of the first network cell can be Including: RSRP, RSRQ, SNR, etc.
  • the acquired network signal of the second network cell may include: RSCP, RSRQ, SNR, etc., which are not limited here.
  • Step S308 When the network signal of the first network cell is not less than the first preset network signal and the network signal of the second network cell is not greater than the second preset network signal, start from the second The network cell is reselected to the first network cell.
  • the network signal of the first network cell when the network signal of the first network cell is not less than the first preset network signal and the network signal of the second network cell is not greater than the second preset network signal, the network signal of the first network cell is characterized It is better and the network signal of the second network cell is poor, and it can be reselected from the second network cell to the first network cell.
  • the RSRP of the TLE network cell is not less than -120dBm and the RSCP of the TD network cell is not greater than -110dBm, you can reselect from the second network cell to the first network cell to ensure that the mobile terminal stays on the network with better signal Community.
  • FIG. 9 shows a schematic flowchart of step S308 of the cell reselection control method shown in FIG. 5 of the present application.
  • the process shown in FIG. 9 will be described in detail below, and the method may specifically include the following steps:
  • Step S3081 When the network signal of the first network cell is not less than the first preset network signal and the network signal of the second network cell is not greater than the second preset network signal, obtain the preset network signal. The reselection mark.
  • the network signal of the first network cell when the network signal of the first network cell is not less than the first preset network signal and the network signal of the second network cell is not greater than the second preset network signal, the network signal of the first network cell at this time is characterized If the network signal of the second network cell is better and the network signal of the second network cell is poor, a preset reselection mark can be obtained to determine the reason for reselecting from the first network cell to the second network cell based on the reselection mark.
  • Step S3082 Determine whether the reselection mark is a designated reselection mark, and the designated reselection mark is used to characterize that the reason why the mobile terminal reselects from the first network cell to the second network cell is the The network signal of the first network cell is smaller than the first preset network signal and the network signal of the second network cell is greater than the second preset network signal.
  • the mobile terminal is preset with a designated reselection mark, and the designated reselection mark is used as a judgment basis for the acquired reselection mark, wherein the reselection mark is used to indicate that the mobile terminal is from the first network cell
  • the reason for reselecting to the second network cell is that the network signal of the first network cell is smaller than the first preset network signal and the network signal of the second network cell is greater than the second preset network signal, which also represents the reselection from the first network cell to
  • the reason for the second network cell is that the network signal of the first network cell is poor and the network signal of the second network cell is better.
  • the reselection mark after obtaining the reselection mark, the reselection mark can be compared with the designated reselection mark to determine whether the reason for the reselection from the first network cell to the second network cell is the first network cell.
  • the network signal of the second network cell is poor and the network signal of the second network cell is better.
  • Step S3083 When the reselection mark is the designated reselection mark, reselect from the second network cell to the first network cell.
  • the reason for the previous reselection from the first network cell to the second network cell is that the network signal of the first network cell is poor and the network signal of the second network cell is better.
  • the second network cell can be reselected to the first network cell.
  • Step S3084 When the reselection mark is not the designated reselection mark, continue to camp on the second network cell.
  • the reason for the previous reselection from the first network cell to the second network cell is not that the network signal of the first network cell is poor and the network signal of the second network cell is better, then continue to reside in the second network cell.
  • Network cell to prevent the occurrence of ping-pong reselection problems.
  • FIG. 10 shows a schematic flowchart of step S3084 of the cell reselection control method shown in FIG. 9 of the present application.
  • the following will elaborate on the process shown in FIG. 10, and the method may specifically include the following steps:
  • Step S30841 When the reselection mark is not the designated reselection mark, output prompt information, where the prompt information is used to indicate whether to continue camping on the second network cell.
  • the prompt information can be output in the form of text, can be output in the form of pictures, can be output in the form of voice, or can be output in the form of selection popups, etc., which are not limited here.
  • Step S30842 When receiving instruction information indicating to continue to camp on the second network cell, continue to camp on the second network cell.
  • the instruction information received by the mobile terminal may be instruction information generated by text input, instruction information generated by voice input, or instruction information generated by a selection operation, etc., which is not limited here .
  • Step S309 When the network signal of the first network cell is smaller than the first preset network signal or the network signal of the second network cell is greater than the second preset network signal, continue to camp on the first network cell 2. Network community.
  • the network signal of the first network cell when the network signal of the first network cell is smaller than the first preset network signal or the network signal of the second network cell is greater than the second preset network signal, that is, when the network signal of the first network cell When the network signal of the second network cell is poor or the network signal of the second network cell is good, you can continue to camp on the second network cell to avoid the communication performance being affected by camping on a cell with a poor network signal.
  • the current parameter information of the first network cell is obtained based on the first network cell.
  • the current parameter information of the cell determines whether the mobile terminal meets the specified condition.
  • the network signal of the first network cell is obtained, and the network signal of the second network cell is obtained.
  • the network signal of the first network cell When the network signal of the first network cell is not less than the first preset network signal or the network signal of the second network cell is not greater than the second preset network signal, continue to camp on the first network cell, and when the network signal of the first network cell When the signal is smaller than the first preset network signal and the network signal of the second network cell is greater than the second preset network signal, reselect from the first network cell to the second network cell, and when the mobile terminal satisfies the reselection from the second network cell to the second network cell In the reselection condition of the first network cell, the network signal of the first network cell is obtained, and the network signal of the second network cell is obtained.
  • the mobile terminal when the mobile terminal satisfies the reselection condition, it is also based on the magnitude relationship between the network signal of the first network cell and the first preset network signal, and the second network cell The size relationship between the network signal and the second preset network signal determines whether to reselect the network cell, so as to improve the rationality of the cell reselection.
  • FIG. 11 shows a block diagram of a cell reselection control apparatus 400 provided by an embodiment of the present application.
  • the cell reselection control device 400 is applied to the above-mentioned mobile terminal. The following will describe the block diagram shown in FIG. 11.
  • the cell reselection control device 400 includes: a current parameter information acquisition module 410, a mobile terminal judgment module 420, and a camping The control module 430, where:
  • the current parameter information obtaining module 410 is configured to obtain current parameter information of the first network cell when the mobile terminal satisfies the reselection condition from the first network cell to the second network cell.
  • the mobile terminal judgment module 420 is configured to judge whether the mobile terminal satisfies a specified condition based on the current parameter information of the first network cell, and the specified condition is used to indicate that the mobile terminal is reselected from the first network cell to After the second network cell, it will be reselected from the second network cell to the first network cell within a preset time period.
  • the mobile terminal judgment module 420 includes: a reselection parameter receiving submodule, a reselection parameter saving submodule, a current parameter information judgment submodule, a first determination submodule, a second determination submodule, and a first reselection submodule. Module, where:
  • the reselection parameter receiving submodule is used to obtain the first network cell received in the second network cell when the mobile terminal reselected from the second network cell to the first network cell last time The reselection parameters.
  • the reselection parameter receiving submodule includes: a reselection condition monitoring unit, a reselection condition acquisition unit, and a first reselection unit, wherein:
  • the reselection condition monitoring unit is configured to monitor whether the mobile terminal satisfies the reselection condition for reselecting from the second network cell to the first network cell when the mobile terminal camps on the second network cell.
  • the reselection parameter obtaining unit is configured to obtain the first network received in the second network cell when the mobile terminal satisfies the reselection condition for reselecting from the second network cell to the first network cell Reselection parameters of the cell.
  • the first reselection unit is configured to reselect from the second network cell to the first network cell.
  • the reselection parameter receiving submodule includes: a reselection parameter receiving unit, wherein:
  • the reselection parameter receiving unit is configured to obtain the last time the mobile terminal reselected from the second network cell to the second network cell within a preset time period after the mobile terminal reselected from the first network cell to the second network cell.
  • the first network cell is the reselection parameter of the first network cell received in the second network cell.
  • the reselection parameter saving submodule is configured to save the reselection parameter of the first network cell as preset parameter information.
  • the current parameter information judging submodule is used to judge whether the current parameter information of the first network cell satisfies preset parameter information, and the preset parameter information satisfies the requirement that the mobile terminal is reselected from the second network cell to all In the case of the first network cell, the reselection parameter of the first network cell.
  • the first determining submodule is configured to determine that the mobile terminal meets the specified condition when the current parameter information of the first network cell meets the preset parameter information.
  • the second determining submodule is configured to determine that the mobile terminal does not meet the specified condition when the current parameter information of the first network cell does not meet the preset parameter information.
  • the first reselection submodule is configured to reselect from the first network cell to the second network cell.
  • the camping control module 430 is configured to continue camping on the first network cell when the mobile terminal meets the specified condition.
  • the resident control module 430 includes: a first network signal acquisition submodule, a first resident control submodule, a second reselection submodule, a second network signal acquisition submodule, a third reselection submodule, The second residency control submodule and the reselection mark setting submodule, in which:
  • the first network signal acquisition sub-module is configured to acquire the network signal of the first network cell and acquire the network signal of the second network cell when the mobile terminal meets the specified condition.
  • the first network cell is an LTE network cell
  • the second network cell is a TD network cell
  • the first network signal acquisition submodule includes: a signal acquisition unit, a signal judgment unit, a first determination unit, and a second 2. Determining the unit, of which:
  • the signal acquisition unit is configured to acquire the RSRP of the LTE network cell and acquire the RSCP of the TD network cell.
  • the signal judging unit is used to judge whether the RSRP of the LTE network cell is not less than the preset network signal of the LTE network cell, and judge whether the TD network cell RSCP is not greater than the preset network signal of the TD network cell signal.
  • the first determining unit is configured to determine that the network signal of the first network cell is not less than the first preset network signal when the RSRP of the LTE network cell is not less than the preset network signal of the LTE network cell .
  • the second determining unit is configured to determine that the network signal of the second network cell is not greater than the second preset network signal when the RSCP of the TD network cell is not greater than the preset network signal of the TD network cell.
  • the first network signal acquisition sub-module includes: an RSRQ acquisition unit, an RSRQ determination unit, a third determination unit, and a fourth determination unit, wherein:
  • the RSRQ obtaining unit is configured to obtain the RSRQ of the first network cell and obtain the RSRQ of the second network cell.
  • the RSRQ judging unit is configured to judge whether the RSRQ of the first network cell is not less than a first threshold value, and judge whether the RSRQ of the second network cell is not greater than a second threshold value.
  • the third determining unit is configured to determine that the network signal of the first network cell is not less than the first preset network signal when the RSRQ of the first network cell is not less than the first threshold value.
  • the fourth determining unit is configured to determine that the network signal of the second network cell is not greater than the second preset network signal when the RSRQ of the second network cell is not greater than the second threshold value.
  • the first network signal acquisition sub-module includes: an SNR acquisition unit, an SNR judgment unit, a fifth determination unit, and a sixth determination unit, wherein:
  • the SNR obtaining unit is configured to obtain the SNR of the first network cell and obtain the SNR of the second network cell.
  • the SNR determining unit is configured to determine whether the SNR of the first network cell is not less than a third threshold value, and determine whether the SNR of the second network cell is not greater than a fourth threshold value.
  • the fifth determining unit is configured to determine that the network signal of the first network cell is not less than the first preset network signal when the SNR of the first network cell is not less than the third threshold value.
  • the sixth determining unit is configured to determine that the network signal of the second network cell is not greater than the second preset network signal when the SNR of the second network cell is not greater than the fourth threshold value.
  • the first camping control sub-module is configured to continue camping when the network signal of the first network cell is not less than the first preset network signal or the network signal of the second network cell is not greater than the second preset network signal Staying in the first network cell, the first preset network signal corresponds to the first network cell, and the second preset network signal corresponds to the second network cell.
  • the second reselection sub-module is configured to: when the network signal of the first network cell is smaller than the first preset network signal and the network signal of the second network cell is greater than the second preset network signal, The first network cell is reselected to the second network cell.
  • the second network signal acquisition submodule is configured to acquire the network signal of the first network cell when the mobile terminal satisfies the reselection condition from the second network cell to the first network cell, and Acquiring the network signal of the second network cell.
  • the third reselection submodule is used for when the network signal of the first network cell is not less than the first preset network signal and the network signal of the second network cell is not greater than the second preset network signal , Reselecting from the second network cell to the first network cell.
  • the third reselection submodule includes: a reselection mark acquisition unit, a reselection mark judgment unit, a second reselection unit, and a resident control unit, wherein:
  • the reselection mark acquiring unit is configured to: when the network signal of the first network cell is not less than the first preset network signal and the network signal of the second network cell is not greater than the second preset network signal, Obtain the preset reselection mark.
  • a reselection mark judging unit configured to judge whether the reselection mark is a designated reselection mark, and the designated reselection mark is used to characterize the reselection of the mobile terminal from the first network cell to the second network cell The reason is that the network signal of the first network cell is smaller than the first preset network signal and the network signal of the second network cell is greater than the second preset network signal.
  • the second reselection unit is configured to reselect from the second network cell to the first network cell when the reselection mark is the designated reselection mark.
  • the camping control unit is configured to continue camping on the second network cell when the reselection mark is not the designated reselection mark.
  • the resident control unit includes: a prompt information output subunit and an instruction information receiving subunit, wherein:
  • the prompt information output subunit is configured to output prompt information when the reselection mark is not the designated reselection mark, where the prompt information is used to indicate whether to continue to camp in the second network cell.
  • the instruction information receiving subunit is configured to continue to camp on the second network cell when receiving instruction information indicating to continue to camp on the second network cell.
  • the second camping control submodule is configured to: when the network signal of the first network cell is smaller than the first preset network signal or the network signal of the second network cell is greater than the second preset network signal, Continue to camp on the second network cell.
  • the reselection mark setting submodule is configured to set a reselection mark, and the reselection mark is used to record the reason why the mobile terminal reselects from the first network cell to the second network cell.
  • the coupling between the modules may be electrical, mechanical or other forms of coupling.
  • each functional module in each embodiment of the present application may be integrated into one processing module, or each module may exist alone physically, or two or more modules may be integrated into one module.
  • the above-mentioned integrated modules can be implemented in the form of hardware or software function modules.
  • FIG. 12 shows a structural block diagram of a mobile terminal 100 provided by an embodiment of the present application.
  • the mobile terminal 100 may be a mobile terminal capable of running application programs, such as a smart phone, a tablet computer, or an e-book.
  • the mobile terminal 100 in this application may include one or more of the following components: a processor 110, a memory 120, and one or more application programs, where one or more application programs may be stored in the memory 120 and configured to be composed of one Or multiple processors 110 execute, and one or more programs are configured to execute the method described in the foregoing method embodiment.
  • the processor 110 may include one or more processing cores.
  • the processor 110 uses various interfaces and lines to connect various parts of the entire mobile terminal 100, and executes by running or executing instructions, programs, code sets, or instruction sets stored in the memory 120, and calling data stored in the memory 120.
  • Various functions and processing data of the mobile terminal 100 may use at least one of digital signal processing (Digital Signal Processing, DSP), Field-Programmable Gate Array (Field-Programmable Gate Array, FPGA), and Programmable Logic Array (Programmable Logic Array, PLA).
  • DSP Digital Signal Processing
  • FPGA Field-Programmable Gate Array
  • PLA Programmable Logic Array
  • the processor 110 may integrate one or a combination of a central processing unit (CPU), a graphics processing unit (GPU), a modem, and the like.
  • the CPU mainly processes the operating system, user interface, and application programs; the GPU is used to render and draw the content to be displayed; the modem is used to process wireless communication. It can be understood that the above-mentioned modem may not be integrated into the processor 110, but may be implemented by a communication chip alone.
  • the memory 120 may include random access memory (RAM) or read-only memory (Read-Only Memory).
  • the memory 120 may be used to store instructions, programs, codes, code sets or instruction sets.
  • the memory 120 may include a program storage area and a data storage area, where the program storage area may store instructions for implementing the operating system and instructions for implementing at least one function (such as touch function, sound playback function, image playback function, etc.) , Instructions used to implement the following various method embodiments, etc.
  • the data storage area can also store data (such as phone book, audio and video data, chat record data) created by the terminal 100 during use.
  • FIG. 13 shows a structural block diagram of a computer-readable storage medium provided by an embodiment of the present application.
  • the computer-readable medium 500 stores program code, and the program code can be invoked by a processor to execute the method described in the foregoing method embodiment.
  • the computer-readable storage medium 500 may be an electronic memory such as flash memory, EEPROM (Electrically Erasable Programmable Read Only Memory), EPROM, hard disk, or ROM.
  • the computer-readable storage medium 500 includes a non-transitory computer-readable storage medium.
  • the computer-readable storage medium 500 has a storage space for the program code 510 for executing any method steps in the above-mentioned methods. These program codes can be read from or written into one or more computer program products.
  • the program code 510 may be compressed in an appropriate form, for example.
  • the first network cell is obtained.
  • the current parameter information of the network cell determines whether the mobile terminal meets the specified conditions.
  • the specified conditions are used to indicate that the mobile terminal will reselect from the first network cell to the second network cell at a preset time Reselect from the second network cell to the first network cell in the segment.
  • the mobile terminal When the mobile terminal meets the specified conditions, it continues to camp on the first network cell, so that when the serving cell meets the reselection conditions, the reselection is possible in advance. Deciding whether to perform reselection can effectively prevent the phenomenon of ping-pong reselection and improve user experience.

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  • Computer Networks & Wireless Communication (AREA)
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Abstract

Sont divulgués un procédé et un appareil de resélection de cellule, un terminal mobile et un support de stockage, se rapportant au domaine technique des terminaux mobiles. Lorsque le procédé est appliqué à un terminal mobile, le procédé consiste : lorsqu'un terminal mobile satisfait une condition de resélection pour la resélection d'une première cellule de réseau à une seconde cellule de réseau, à acquérir des informations de paramètre courant de la première cellule de réseau ; à déterminer si le terminal mobile satisfait une condition spécifiée sur la base des informations de paramètre courant de la première cellule de réseau, la condition spécifiée étant utilisée pour représenter celle après resélection par le terminal mobile de la seconde cellule de réseau à partir de la première cellule de réseau, le terminal mobile resélectionne la première cellule de réseau à partir de la seconde cellule de réseau dans une période de temps prédéfinie ; et lorsque le terminal mobile satisfait la condition spécifiée, le terminal mobile continue à résider dans la première cellule de réseau. Dans les modes de réalisation de la présente demande, la possibilité de resélection est déterminée à l'avance lorsqu'une cellule de desserte satisfait une condition de resélection, et si la nécessité d'effectuer une resélection est ensuite déterminé, de telle sorte que l'apparition d'une resélection selon l'effet ping-pong peut être efficacement évitée, ce qui permet d'améliorer l'expérience de l'utilisateur.
PCT/CN2019/113423 2019-10-25 2019-10-25 Procédé et appareil de commande de resélection de cellule, terminal mobile et support de stockage WO2021077423A1 (fr)

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PCT/CN2019/113423 WO2021077423A1 (fr) 2019-10-25 2019-10-25 Procédé et appareil de commande de resélection de cellule, terminal mobile et support de stockage

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