WO2019184622A1 - Procédé de détection de résultat d'un changement dans un groupe de cellules secondaires et terminal - Google Patents

Procédé de détection de résultat d'un changement dans un groupe de cellules secondaires et terminal Download PDF

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Publication number
WO2019184622A1
WO2019184622A1 PCT/CN2019/075467 CN2019075467W WO2019184622A1 WO 2019184622 A1 WO2019184622 A1 WO 2019184622A1 CN 2019075467 W CN2019075467 W CN 2019075467W WO 2019184622 A1 WO2019184622 A1 WO 2019184622A1
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Prior art keywords
scg
change
target cell
cell
timer
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PCT/CN2019/075467
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English (en)
Chinese (zh)
Inventor
梁敬
吴昱民
陈力
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维沃移动通信有限公司
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Publication of WO2019184622A1 publication Critical patent/WO2019184622A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists

Definitions

  • the present disclosure relates to the technical field of communication applications, and in particular, to a method and a terminal for detecting a change result of a secondary cell group.
  • the UE adopts a dual connectivity (DC) architecture, and the DC architecture includes two cell groups: a primary cell group (MCG) and a secondary cell group (SCG).
  • the MCG corresponds to a master node (MN) on the network side
  • the SCG corresponds to a secondary node (SN) on the network side.
  • the MCG includes a primary cell (PCell) of the primary cell group and a secondary cell (SCell) of the primary cell group
  • the SCG includes a primary cell (Primary SCell, PSCell) of the secondary cell group and a secondary cell group.
  • a secondary cell (SCell), wherein PCell and PSCell are also collectively referred to as SpCell.
  • the 5G technology has begun to study the Conditional Handover.
  • the conditional handover the UE does not switch immediately after receiving the handover command, but only after the conditions attached to the handover command are met.
  • DC Dual Connectivity
  • An object of the present disclosure is to provide a method and a terminal for detecting a change result of a secondary cell group, so as to solve the problem of how to detect a possible SCG change failure when the SCG is changed.
  • an embodiment of the present disclosure provides a method for detecting a change result of a secondary cell group, which is applied to a terminal, and includes:
  • a secondary cell group SCG target cell change process When a secondary cell group SCG target cell change process is initiated to the target cell, a statistic is obtained, where the target cell is a cell that satisfies the SCG target cell change condition in the at least one candidate cell;
  • an embodiment of the present disclosure provides a terminal, including:
  • An acquiring module configured to acquire a statistic value when the SCG target cell change process is initiated to the target cell, where the target cell is a cell that satisfies the SCG target cell change condition in the at least one candidate cell;
  • a determining module configured to determine, according to the relationship between the statistical value and the preset threshold, an SCG change result when the SCG target cell change process is initiated.
  • an embodiment of the present disclosure further provides a terminal, including: a memory, a processor, and a computer program stored on the memory and executable on the processor, where the computer program is executed by the processor The step of detecting the secondary cell group change result.
  • an embodiment of the present disclosure further provides a computer readable storage medium, where the computer readable storage medium stores a computer program, and when the computer program is executed by the processor, implements a secondary cell group change result as described above. The steps of the detection method.
  • the SCG target cell change process when the SCG target cell change process is initiated to the target cell, a statistic value is obtained; and according to the relationship between the statistic value and the preset threshold, the SCG change result when the SCG target cell change process is initiated is determined, thereby enabling The terminal can accurately know whether the SCG change has failed based on the result of the SCG change.
  • FIG. 1 is a flowchart of a method for detecting a change result of a secondary cell group according to an embodiment of the present disclosure
  • FIG. 2 is a first interaction flowchart of a terminal, a MN, a source SN, and a target SN according to an embodiment of the present disclosure
  • FIG. 3 is a flow chart of a second interaction between a terminal and a MN, a source SN, and a target SN according to an embodiment of the present disclosure
  • FIG. 4 is a third interaction flowchart of a terminal, a MN, a source SN, and a target SN according to an embodiment of the present disclosure
  • FIG. 5 is a fourth interaction flowchart of a terminal, a MN, a source SN, and a target SN according to an embodiment of the present disclosure
  • FIG. 6 is a schematic block diagram of a terminal according to an embodiment of the present disclosure.
  • FIG. 7 is a structural block diagram of a terminal according to an embodiment of the present disclosure.
  • FIG. 8 is a second structural block diagram of a terminal according to an embodiment of the present disclosure.
  • FIG. 1 is a schematic flowchart diagram of a method for detecting a change result of a secondary cell group according to an embodiment of the present disclosure. As shown in FIG. 1, the detection method of the embodiment of the present disclosure is applied to a terminal, including:
  • Step 101 Acquire a statistic value when initiating a process of changing a secondary cell group SCG target cell to a target cell, where the target cell is a cell that satisfies a SCG target cell change condition in at least one candidate cell.
  • the timer may be started or a timer and a counter may be started at a preset time before the SCG target cell change process is initiated to the target cell, and the foregoing statistics are obtained according to the started timer or according to the started timer and the counter. .
  • the above timer may be specifically t30x, and the above counter may be specifically N3xx.
  • Step 102 Determine, according to the relationship between the statistical value and the preset threshold, an SCG change result when the SCG target cell change process is initiated.
  • the SCG change result includes the SCG change failure and the SCG change success
  • the SCG change failure includes a single SCG change failure and a final SCG change failure
  • the above preset threshold is pre-configured, or configured on the fly, or agreed by the protocol.
  • the SCG change result when the SCG target cell change process is initiated is the final SCG change failure.
  • the detecting method of the embodiment of the present disclosure acquires a statistic value when the SCG target cell change process is initiated to the target cell, and determines the SCG change result when the SCG target cell change process is initiated according to the relationship between the statistic value and the preset threshold. Further, the terminal can accurately know whether the SCG change has failed based on the SCG change result.
  • step 102 at least one of the following is performed:
  • the first SCG change configuration information is SCG change configuration information that satisfies an SCG target cell change condition
  • the evaluation of whether the change condition in the at least one second SCG change configuration information is satisfied is stopped.
  • the foregoing step 101 includes:
  • the first timer is started; the first time duration of the first timer is obtained, and the first time duration is used as the statistical value.
  • the first timer may be specifically t30x, where the first preset time includes: a time after receiving the SCG change configuration information; or a time after the SCG changes the configuration information; or a time after the configuration confirmation information is fed back to the base station Or, at a time after the candidate cell is evaluated to satisfy the SCG target cell change condition and the SCG target cell change process is triggered.
  • the foregoing step 102 determines, according to the relationship between the statistic value and the preset threshold, the SCG change result when the SCG target cell change process is initiated, including:
  • the first timing duration When the first timing duration reaches the first preset threshold, determining that the SCG change result is a final SCG change failure; when the first timing duration does not reach the first preset threshold, and the preset condition is met, determining The result of the SCG change is that the SCG change is successful, and the first timer is controlled to stop timing;
  • the first preset threshold is pre-configured, or is configured on the fly, or is agreed by the protocol.
  • the above preset conditions include at least one of the following:
  • PDCCH physical downlink control channel
  • C-RNTI Cell Radio Network Temporary Identifier
  • the partial measurement of the target cell system frame number (SFN) and the radio resource configuration are successfully applied.
  • the method further includes:
  • the SCG change failure information is reported to the base station.
  • the second preset moment includes at least one of the following:
  • N is a positive integer
  • N is pre-configured, or is configured on the fly, or is agreed by the protocol.
  • the foregoing SCG change failure information includes at least one of a failure type indication, a trigger condition when the failure occurs, a cell configuration of the preset cell when the failure occurs, a cell identifier of the preset cell, a cell measurement result of the pre-cell, and a number of failures of the SCG change.
  • the preset cell includes a target cell, a source cell, a cell in the configured SCG, a best non-serving cell for each SCG serving frequency, and a non-serving new air interface NR frequency. At least one of best measured cells on non-serving NR frequencies.
  • At least one of the following behaviors is performed when the first timer is started or after being started:
  • a random access procedure is initiated to the primary cell of the target SCG.
  • RLM radio link monitoring
  • the target primary cell includes a primary cell of the primary cell group and a primary cell of the secondary cell group.
  • the first timer is started, and the SCG change result is determined by the relationship between the first timing duration of the first timer and the preset threshold, thereby enabling the terminal to accurately and accurately determine the result according to the SCG. It is known whether the SCG change fails, and after determining the final conditional handover failure, the SCG change failure information is reported to the base station.
  • obtaining a statistic value includes:
  • the first preset time in the second implementation manner is the same as the first preset time in the first implementation manner, and details are not described herein again.
  • the foregoing step 102 is performed according to the statistics.
  • the count value does not reach the third preset threshold, and when the preset condition is met, determining that the SCG change result is successful for the SCG change, and controlling the The second timer stops counting and controls the counter to stop counting;
  • the second preset threshold and the third preset threshold are pre-configured, or are configured on the fly, or are agreed by the protocol.
  • the foregoing step 102 determines to initiate an SCG target according to the relationship between the statistical value and a preset threshold.
  • the result of SCG changes during the cell change process including:
  • the fourth preset threshold is pre-configured, or is configured on the fly, or is agreed by the protocol
  • the preset condition includes at least one of the following:
  • the method further includes:
  • the method further includes:
  • the count value of the above acquisition counter includes:
  • the counter value of the counter is incremented by one.
  • the detecting method of the embodiment of the present disclosure further includes:
  • the configuration information of the second timer includes applying, by the terminal, one of the second timers or SCG change configuration information to apply the second timer, or at least two SCG change configuration information, applying one of the second timings.
  • the configuration information of the counter is one counter for one terminal.
  • a random access procedure is initiated to the primary cell of the target SCG.
  • the target primary cell includes a primary cell of the primary cell group and a primary cell of the secondary cell group.
  • the second timer is started or the second timer and the counter are started, and the SCG change result is determined according to the relationship between the statistics of the started statistical device and the preset threshold, thereby enabling the terminal to
  • the SCG change result accurately knows whether the SCG change has failed, and reports the SCG change failure information to the base station after determining that the SCG change has failed.
  • the method further includes:
  • the SCG change configuration information is sent by the MN or the source SN to the terminal after the MN receives the conditional addition feedback information sent by the target SN; wherein the condition adding feedback information is the The target SN sends the condition sent by the MN to the MN after adding the SCG request information;
  • the SCG change configuration information is sent by the MN to the terminal after the MN receives the conditional addition feedback information sent by the condition change SCG request information target SN sent by the source SN; wherein the condition is The adding feedback information is sent by the target SN to the MN after receiving the conditional SCG request information sent by the MN, and the condition adding SCG request information is that the MN receives the condition change SCG request information sent by the source SN. Transmitted by the target SN;
  • the SCG change configuration information is sent to the terminal after the source SN receives the conditional SN change confirmation information sent by the MN; wherein the condition SN change confirmation information is that the MN receives the target SN.
  • the sent condition is sent to the source SN after the SCG feedback information is added; the condition adding SCG feedback information is sent by the target SN to the MN after receiving the conditional SCG request information sent by the MN;
  • the conditional addition SCG request information is sent by the MN to the target SN after receiving the condition change SCG request information sent by the source SN.
  • the SCG target cell change process may be triggered by the MN or may be triggered by the SN, and the configuration information of the SCG change may be sent by the MN to the UE, or may be sent by the SN to the UE, specifically by using the following embodiments. Description.
  • Embodiment 1 The MN triggers a condition-based SCG change process and is configured through the MCG.
  • the specific implementation process includes:
  • Step S11 The MN sends SCG request information to one or more target SNs.
  • Step S12 The target SN adds SCG feedback information to the MN feedback condition.
  • Step S13 The MN sends the conditional SCG release indication information to the source SN.
  • Step S14 The source SN feeds back the condition SCG release confirmation information to the MN according to the indication information.
  • step S13 and step S14 are optional steps, and step S15 may be directly jumped after step S12 is performed.
  • Step S15 The MN sends the SCG change configuration information to the UE.
  • a timer may be started.
  • Step S16 The UE feeds back the configuration confirmation information to the MN.
  • a timer may be started.
  • Step S17 The UE changes the configuration information according to the SCG, and continuously evaluates and determines whether one or more target cells satisfy the “condition for triggering the change target cell”.
  • Step S18 According to the configuration confirmation information, the MN sends the condition change SCG confirmation information to the target SN.
  • condition change SCG confirmation information is the same as the "configuration confirmation information" in step S16.
  • Step S19 According to the evaluation of the UE in step S17, if the target cell satisfies the condition of triggering the change target cell, the UE triggers the process of changing the SCG target cell.
  • the first SCG change configuration information is SCG change configuration information that satisfies an SCG target cell change condition
  • the evaluation of whether the change condition in the at least one second SCG change configuration information is satisfied is stopped.
  • the UE may notify the network side that the SCG related information is changed, such as notifying the MN or the source SN.
  • the MN may be notified by the MCG to notify the source SN through the SCG.
  • the UE starts one or more timer timers (eg, t30x) for detecting SCG change failure or zero, one or more counter counters for detecting SCG change failure.
  • timer timers eg, t30x
  • counter counters for detecting SCG change failure.
  • N3xx the start time of timer and counter may be the following:
  • the time after the candidate cell meets the SCG target cell change condition and the SCG target cell change process is triggered is evaluated.
  • the single configuration may be one of the following configurations.
  • the following configurations may be included, but are not limited to any combination of the following configurations, and for each type of timer, multiple starts may be started.
  • the timer is configured for one UE.
  • the timer can be used for the detection of the final SCG failure.
  • the single SCG change fails without stopping the timing. It can also be used for the detection of a single SCG change failure.
  • the timer expires and the single SCG is timed out. After the change failure occurs, a new SCG change process is initiated and the timer is reset.
  • the timer is configured for one command, that is, each SCG change configuration information has an independent timer.
  • the timers of different SCG change configuration information may have the same duration or different.
  • the timer is configured to be used for multiple SCG change configuration information, that is, several SCG change configuration information shares a timer.
  • the timer can be used for detection of a single SCG change failure, and the timer expires and the single condition After the handover failure occurs, a new SCG change process is initiated and the timer is reset.
  • the configuration of the above counter is used for one UE, that is, one counter is applied to each UE.
  • This counter can be used for the detection of the final SCG failure, and the count value of the counter is +1 when a single SCG change fails.
  • the UE may have at least one of the following behaviors when the timer for detecting the SCG change failure (such as t30x) is started or started:
  • a random access procedure is initiated to the primary cell of the target SCG.
  • the radio link is monitored to monitor the RLM, and the RLM counter is used to prohibit the RLM timer from being started;
  • the target primary cell includes a primary cell of the primary cell group and a primary cell of the secondary cell group.
  • the above RLM counter includes a non-synchronous counter (such as N313), and the timer of the above RLM may be t313.
  • the UE acquires the timer duration of the timer. For a single SCG change process, if the timer for a single SCG change times out (the time duration is not reached) Preset threshold), if the SCG changes successfully, the control timer stops counting; if the timer expires (the timing reaches the preset threshold), it is determined that the SCG change fails.
  • the UE determines that at least one of the following is satisfied, it is determined that the SCG change is successful:
  • the UE selects one configuration (eg, another target cell configuration) in the target cell configuration that meets the trigger condition to initiate the SCG change process again, and the timer for the single SCG change is heavy. Set (if a timer is configured for each new single change SCG process) or restart a timer (if a timer is configured independently for the new SCG change process).
  • the timer or counter maximum value described above may be pre-configured, instant configured or protocol specified.
  • Step S20 If a single SCG change fails or the final SCG change fails, the SCG failure information is sent to the MN.
  • the UE When the SCG change fails, the UE needs to initiate the SCG change failure process, and report the occurrence of the SCG failure to the network side.
  • the reported time may be one of the following situations or a combination of multiple situations:
  • N is a positive integer
  • the value of N can be pre-configured, or can be configured on-the-fly or by protocol.
  • condition-based SCG change process is triggered by the MN, and the SCG change configuration information is sent to the terminal by the MCG, so that the terminal determines the SCG change result by using a timer or a counter, so that the terminal can change the result according to the SCG. , accurately know whether the SCG change failed.
  • Embodiment 2 The MN triggers a condition-based SCG change process and is configured through SCG.
  • the specific implementation process includes:
  • Step S21 The MN sends a conditional SCG request message to one or more target SNs.
  • Step S22 The target SN adds SCG feedback information to the MN feedback condition.
  • Step S23 The MN sends the conditional SCG release indication information to the source SN.
  • Step S24 The source SN feeds back the condition SCG release confirmation information to the MN according to the indication information.
  • step S23 and step S24 are optional steps, and may directly jump to step S25 after performing step S22.
  • Step S25 The source SN sends the condition change SCG information to the UE.
  • Step S26 The UE feeds back the configuration confirmation information to the source SN.
  • Step S27 The UE continuously evaluates and determines whether one or more target cells satisfy the “condition for triggering the change target cell” according to the SCG change configuration information.
  • Step S281 The source SN sends the condition change SCG confirmation information to the MN according to the configuration confirmation information.
  • Step S282 The MN sends the condition change SCG confirmation information to the target SN according to the confirmation information of step S281.
  • Step S29 According to the evaluation of the UE in step S27, if the target cell satisfies the condition of triggering the change target cell, the UE triggers the process of changing the SCG target cell.
  • Step S30 If a single SCG change fails or the final SCG change fails, the SCG failure information is sent to the MN.
  • condition-based SCG change process is triggered by the MN, and the SCG change configuration information is sent to the terminal by the SCG, so that the terminal determines the SCG change result by using a timer or a counter, so that the terminal can change the result according to the SCG. , accurately know whether the SCG change failed.
  • Embodiment 3 The SN triggers a condition-based SCG change process and is configured through the MCG.
  • the specific implementation process includes:
  • Step S31 The source SN sends condition change SCG request information to the MN.
  • Step S32 The MN sends a conditional SCG request message to one or more target SNs.
  • Step S33 The target SN adds SCG feedback information to the MN feedback condition.
  • Step S34 The MN sends the SCG change configuration information to the UE.
  • Step S35 The UE feeds back the configuration confirmation information to the MN.
  • Step S36 The UE continuously evaluates and determines whether one or more target cells satisfy the “condition for triggering the change target cell” according to the SCG change configuration information.
  • Step S37 The MN sends the condition SN change confirmation information to the source SN.
  • the content of the confirmation information is the same as the content of the configuration confirmation information in step S35.
  • Step S38 The confirmation information is changed according to the condition SN, and the MN transmits the condition change SCG confirmation information to the target SN.
  • Step S39 According to the evaluation of the UE in step S36, if the target cell satisfies the condition of triggering the change target cell, the UE triggers the process of changing the SCG target cell.
  • Step S40 If a single SCG change fails or the final SCG change fails, the SCG failure information is sent to the MN.
  • condition-based SCG change process is triggered by the SN, and the SCG change configuration information is sent to the terminal by the MCG, so that the terminal determines the SCG change result by using a timer or a counter, so that the terminal can change the result according to the SCG. , accurately know whether the SCG change failed.
  • the third embodiment is different from the first embodiment only in that the main body of the SCG change process is different, and the rest of the internals are the same as the first embodiment, and details are not described herein again.
  • Embodiment 4 The SN triggers a condition-based SCG change process and is configured through SCG.
  • the specific implementation process includes:
  • Step S41 The source SN sends the condition change SCG request information to the MN.
  • Step S42 The MN sends a conditional SCG request message to one or more target SNs.
  • Step S43 The target SN adds SCG feedback information to the MN feedback condition.
  • Step S44 The MN sends the condition SN change confirmation information to the source SN.
  • Step S45 The source SN sends the SCG change configuration information to the UE.
  • Step S46 The UE feeds back the configuration confirmation information to the source MN.
  • Step S47 The UE continuously evaluates and determines whether one or more target cells satisfy the “condition for triggering the change target cell” according to the SCG change configuration information.
  • Step S481 The source SN sends the condition change SCG confirmation information to the MN according to the configuration confirmation information.
  • Step S482 The MN sends the condition change SCG confirmation information to the target SN according to the confirmation information of step S281.
  • Step S49 According to the evaluation of the UE in step S47, if the target cell satisfies the condition of triggering the change target cell, the UE triggers the process of changing the SCG target cell.
  • Step S50 If a single SCG change fails or the final SCG change fails, the SCG failure information is sent to the MN.
  • condition-based SCG change process is triggered by the SN, and the SCG change configuration information is sent to the terminal by the SCG, so that the terminal determines the SCG change result by using a timer or a counter, so that the terminal can change the result according to the SCG. , accurately know whether the SCG change failed.
  • the detecting method of the embodiment of the present disclosure acquires a statistic value when the SCG target cell change process is initiated to the target cell, and determines the SCG change result when the SCG target cell change process is initiated according to the relationship between the statistic value and the preset threshold. Further, the terminal can accurately know whether the SCG change has failed based on the SCG change result.
  • FIG. 6 is a schematic diagram of a module of a terminal according to an embodiment of the present disclosure. As shown in FIG. 6 , an embodiment of the present disclosure further provides a terminal 600, including:
  • the obtaining module 601 is configured to acquire a statistic value when the SCG target cell change process is initiated to the target cell, where the target cell is a cell that satisfies the SCG target cell change condition in the at least one candidate cell;
  • the determining module 602 is configured to determine, according to the relationship between the statistical value and the preset threshold, an SCG change result when the SCG target cell change process is initiated.
  • the acquiring module includes:
  • a first control submodule configured to start a first timer at a first preset time before initiating an SCG target cell change process to the target cell;
  • a first acquiring sub-module configured to acquire a first timing duration of the first timer, and use the first timing duration as the statistical value.
  • the determining module includes:
  • a first determining submodule configured to determine that the SCG change result is a final SCG change failure when the first timing duration reaches a first preset threshold
  • a second determining submodule configured to: when the first timing duration does not reach the first preset threshold, and meet the preset condition, determine that the SCG change result is that the SCG change is successful, and control the first timer to stop Timing
  • the first preset threshold is pre-configured, or is configured on the fly, or is agreed by the protocol
  • the preset condition includes at least one of the following:
  • the acquiring module includes:
  • a second control submodule configured to start a second timer and a counter at a first preset time before initiating an SCG target cell change process to the target cell;
  • a second acquiring submodule configured to acquire a second timing duration of the second timer and a counter value of the counter, and use at least one of the second timing duration and the count value as the statistics value.
  • the statistical value is the second timing duration and the counting value
  • the determining module includes:
  • a third determining submodule configured to determine that the SCG change result is a final SCG change failure when the second timing duration reaches a second preset threshold or the count value reaches a third preset threshold;
  • the fourth determining submodule is configured to determine that the SCG change result is SCG when the second timing duration does not reach the second preset threshold, the count value does not reach the third preset threshold, and the preset condition is met. The change is successful, and controlling the second timer to stop timing and controlling the counter to stop counting;
  • the second preset threshold and the third preset threshold are pre-configured, or are configured on the fly, or are agreed by the protocol;
  • the preset condition includes at least one of the following:
  • the statistical value is the count value
  • the determining module includes:
  • a fifth determining submodule configured to determine that the SCG change result is a final SCG change failure when the count value reaches a fourth preset threshold
  • a sixth determining submodule configured to: when the count value does not reach the fourth preset threshold, and meet the preset condition, determine that the SCG change result is that the SCG change is successful, and control the second timer to stop timing and Controlling the counter to stop counting;
  • the fourth preset threshold is pre-configured, or is configured on the fly, or is agreed by the protocol
  • the preset condition includes at least one of the following:
  • the acquiring module further includes:
  • a third control submodule configured to start a third timer at a first preset time before initiating an SCG target cell change process to the target cell;
  • a seventh determining submodule configured to determine, when the third timing duration of the third timer reaches a fifth preset threshold, that the SCG change result is a single SCG change failure, and re-initiate the SCG target cell to the target cell Change process.
  • the seventh determining submodule is further configured to reset a third timing duration or a re-sequence of the third timer at a first preset moment of re-initiating the SCG target cell change process to the target cell. Start a third timer.
  • the acquiring module further includes:
  • a third obtaining submodule configured to acquire a counter value of the counter according to a number of times that the third timing duration of each of the third timers reaches a fifth preset threshold.
  • the acquiring module further includes:
  • a fourth obtaining submodule configured to acquire configuration information of the second timer and configuration information of the counter
  • the configuration information of the second timer includes applying, by the terminal, one of the second timers or SCG change configuration information to apply the second timer, or at least two SCG change configuration information, applying one of the second timings.
  • the configuration information of the counter is one counter for one terminal.
  • the first preset time includes:
  • the time after the candidate cell meets the SCG target cell change condition and the SCG target cell change process is triggered is evaluated.
  • the reporting module is configured to report the SCG change failure information to the base station at the second preset time.
  • the second preset moment includes at least one of the following:
  • N is a positive integer
  • N is pre-configured, or is configured on the fly, or is agreed by the protocol.
  • the SCG change failure information includes a failure type indication, a trigger condition when the failure occurs, a cell configuration of the preset cell when the failure occurs, a cell identifier of the preset cell, a cell measurement result of the pre-cell, and a number of failures of the SCG change. At least one of them.
  • the preset cell includes an optimal measurement on a target cell, a source cell, a cell in a configured SCG, an optimal non-serving cell of each SCG service frequency, and an NR frequency of a non-serving new air interface. At least one of the cells.
  • the first processing module is configured to perform at least one of the following actions when the second timer is started or started:
  • a random access procedure is initiated to the primary cell of the target SCG.
  • a second processing module configured to: after detecting the target primary cell, start a radio link monitoring RLM measurement, and use an RLM counter to prohibit a timer for starting the RLM;
  • the target primary cell includes a primary cell of the primary cell group and a primary cell of the secondary cell group.
  • the terminal of the embodiment of the present disclosure further includes: a third processing module, configured to perform at least one of the following before determining the SCG change result when the SCG target cell change process is initiated according to the relationship between the statistical value and the preset threshold:
  • the first SCG change configuration information is SCG change configuration information that satisfies an SCG target cell change condition
  • the evaluation of whether the change condition in the at least one second SCG change configuration information is satisfied is stopped.
  • a receiving module configured to receive, after acquiring a statistic value, a SCG change configuration information sent by the base station, where the base station includes a primary base station MN or a source secondary base station SN;
  • a feedback module configured to feed back configuration confirmation information to the base station.
  • the SCG change configuration information is sent by the MN or the source SN to the terminal after the MN receives the conditional addition feedback information sent by the target SN;
  • the conditional addition feedback information is sent by the target SN to the MN after receiving the SCG request information sent by the MN;
  • the SCG change configuration information is sent by the MN to the terminal after the MN receives the conditional addition feedback information sent by the condition change SCG request information target SN sent by the source SN; wherein the condition is The adding feedback information is sent by the target SN to the MN after receiving the conditional SCG request information sent by the MN, and the condition adding SCG request information is that the MN receives the condition change SCG request information sent by the source SN. Transmitted by the target SN;
  • the SCG change configuration information is sent to the terminal after the source SN receives the conditional SN change confirmation information sent by the MN; wherein the condition SN change confirmation information is that the MN receives the target SN.
  • the sent condition is sent to the source SN after the SCG feedback information is added; the condition adding SCG feedback information is sent by the target SN to the MN after receiving the conditional SCG request information sent by the MN;
  • the conditional addition SCG request information is sent by the MN to the target SN after receiving the condition change SCG request information sent by the source SN.
  • the terminal of the embodiment of the present disclosure acquires a statistical value when the SCG target cell change process is initiated to the target cell, and determines the SCG change result when the SCG target cell change process is initiated according to the relationship between the statistical value and the preset threshold.
  • the terminal is enabled to accurately know whether the SCG change has failed based on the SCG change result.
  • Embodiments of the present disclosure also provide a terminal, including: a memory, a processor, and a computer program stored on the memory and operable on the processor, the computer program being implemented by the processor to implement the auxiliary cell group
  • a terminal including: a memory, a processor, and a computer program stored on the memory and operable on the processor, the computer program being implemented by the processor to implement the auxiliary cell group
  • An embodiment of the present disclosure further provides a computer readable storage medium, where the computer readable storage medium stores a computer program, and the method for detecting the secondary cell group change result when the computer program is executed by the processor
  • the computer readable storage medium such as a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk.
  • an embodiment of the present disclosure further provides a terminal, including a memory 720, a processor 700, a transceiver 710, a user interface 730, a bus interface, and is stored in the memory 720. And a computer program running on the processor 700, the processor 700 is configured to read a program in the memory 720, and perform the following process:
  • a secondary cell group SCG target cell change process When a secondary cell group SCG target cell change process is initiated to the target cell, a statistic is obtained, where the target cell is a cell that satisfies the SCG target cell change condition in the at least one candidate cell;
  • the bus architecture may include any number of interconnected buses and bridges, specifically linked by one or more processors represented by processor 700 and various circuits of memory represented by memory 720.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
  • the bus interface provides an interface.
  • Transceiver 710 can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
  • the user interface 730 may also be an interface capable of externally connecting the required devices, including but not limited to a keypad, a display, a speaker, a microphone, a joystick, and the like.
  • the processor 700 is responsible for managing the bus architecture and general processing, and the memory 720 can store data used by the processor 700 in performing operations.
  • the processor 700 reads the program in the memory 720, and is further configured to:
  • the processor 700 reads the program in the memory 720, and is further configured to:
  • the first preset threshold is pre-configured, or is configured on the fly, or is agreed by the protocol
  • the preset condition includes at least one of the following:
  • the processor 700 reads the program in the memory 720, and is further configured to:
  • the statistical value is the second timing duration and the counting value
  • the processor 700 reads the program in the memory 720 and is also used to execute:
  • the count value does not reach the third preset threshold, and when the preset condition is met, determining that the SCG change result is successful for the SCG change, and controlling the The second timer stops counting and controls the counter to stop counting;
  • the second preset threshold and the third preset threshold are pre-configured, or are configured on the fly, or are agreed by the protocol;
  • the preset condition includes at least one of the following:
  • the statistical value is the count value
  • the processor 700 reads the program in the memory 720 and is also used to execute:
  • the fourth preset threshold is pre-configured, or is configured on the fly, or is agreed by the protocol
  • the preset condition includes at least one of the following:
  • the processor 700 reads the program in the memory 720, and is further configured to:
  • the processor 700 reads the program in the memory 720, and is further configured to:
  • the processor 700 reads the program in the memory 720, and is further configured to:
  • the processor 700 reads the program in the memory 720, and is further configured to:
  • the configuration information of the second timer includes applying, by the terminal, one of the second timers or SCG change configuration information to apply the second timer, or at least two SCG change configuration information, applying one of the second timings.
  • the configuration information of the counter is one counter for one terminal.
  • the first preset moment includes:
  • the time after the candidate cell meets the SCG target cell change condition and the SCG target cell change process is triggered is evaluated.
  • the processor 700 reads the program in the memory 720, and is further configured to:
  • the SCG change failure information is reported to the base station.
  • the second preset moment includes at least one of the following:
  • N is a positive integer
  • N is pre-configured, or is configured on the fly, or is agreed by the protocol.
  • the SCG change failure information includes: a failure type indication, a trigger condition when the failure occurs, a cell configuration of the preset cell when the failure occurs, a cell identifier of the preset cell, a cell measurement result of the pre-cell, and a number of failures of the SCG change.
  • the preset cell includes a target cell, a source cell, a cell in the configured SCG, an optimal non-serving cell of each SCG service frequency, and an optimal measurement cell in the NR frequency of the non-serving new air interface. At least one.
  • the processor 700 reads the program in the memory 720, and is further configured to:
  • At least one of the following actions is performed when the second timer is started or after being started:
  • a random access procedure is initiated to the primary cell of the target SCG.
  • the processor 700 reads the program in the memory 720, and is further configured to:
  • the target primary cell includes a primary cell of the primary cell group and a primary cell of the secondary cell group.
  • the processor 700 reads the program in the memory 720, and is further configured to perform at least one of the following:
  • the first SCG change configuration information is SCG change configuration information that satisfies an SCG target cell change condition
  • the evaluation of whether the change condition in the at least one second SCG change configuration information is satisfied is stopped.
  • the processor 700 reads the program in the memory 720, and is further configured to:
  • the configuration confirmation information is fed back to the base station.
  • the SCG change configuration information is sent by the MN or the source SN to the terminal after the MN receives the conditional addition feedback information sent by the target SN; where the condition adds feedback
  • the information is sent by the target SN to the MN after receiving the SCG request information sent by the MN;
  • the SCG change configuration information is sent by the MN to the terminal after the MN receives the conditional addition feedback information sent by the condition change SCG request information target SN sent by the source SN; wherein the condition is The adding feedback information is sent by the target SN to the MN after receiving the conditional SCG request information sent by the MN, and the condition adding SCG request information is that the MN receives the condition change SCG request information sent by the source SN. Transmitted by the target SN;
  • the SCG change configuration information is sent to the terminal after the source SN receives the conditional SN change confirmation information sent by the MN, where the condition SN change confirmation information is that the MN receives the target SN.
  • the sent condition is sent to the source SN after the SCG feedback information is added; the condition adding SCG feedback information is sent by the target SN to the MN after receiving the conditional SCG request information sent by the MN;
  • the conditional addition SCG request information is sent by the MN to the target SN after receiving the condition change SCG request information sent by the source SN.
  • FIG. 8 is a schematic diagram of a hardware structure of a terminal that implements various embodiments of the present disclosure.
  • the terminal 800 includes, but is not limited to, a radio frequency unit 801, a network module 802, an audio output unit 803, an input unit 804, a sensor 805, and a display unit 806.
  • the terminal structure shown in FIG. 8 does not constitute a limitation of the terminal, and the terminal may include more or less components than those illustrated, or some components may be combined, or different component arrangements.
  • the terminal includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palmtop computer, an in-vehicle terminal, a wearable device, and a pedometer.
  • the processor 810 is configured to acquire a statistic when the secondary cell group SCG target cell change process is initiated to the target cell, where the target cell is a cell that satisfies the SCG target cell change condition in the at least one candidate cell; The relationship between the statistical value and the preset threshold determines the SCG change result when the SCG target cell change process is initiated.
  • the foregoing technical solution of the embodiment of the present disclosure acquires a statistic value when the SCG target cell change process is initiated to the target cell, and determines the SCG change result when the SCG target cell change process is initiated according to the relationship between the statistic value and the preset threshold. Further, the terminal can accurately know whether the SCG change has failed based on the SCG change result.
  • the radio frequency unit 801 can be used for receiving and transmitting signals during and after receiving or transmitting information or during a call. Specifically, after receiving downlink data from the base station, the processing is processed by the processor 810; The uplink data is sent to the base station.
  • radio frequency unit 801 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • the radio unit 801 can also communicate with the network and other devices through a wireless communication system.
  • the terminal provides the user with wireless broadband Internet access through the network module 802, such as helping the user to send and receive emails, browse web pages, and access streaming media.
  • the audio output unit 803 can convert the audio data received by the radio frequency unit 801 or the network module 802 or stored in the memory 809 into an audio signal and output as a sound. Moreover, the audio output unit 803 can also provide audio output (eg, call signal reception sound, message reception sound, etc.) associated with a particular function performed by the terminal 800.
  • the audio output unit 803 includes a speaker, a buzzer, a receiver, and the like.
  • the input unit 804 is for receiving an audio or video signal.
  • the input unit 804 may include a graphics processing unit (GPU) 8041 and a microphone 8042 that images an still picture or video obtained by an image capturing device (such as a camera) in a video capturing mode or an image capturing mode.
  • the data is processed.
  • the processed image frame can be displayed on display unit 806.
  • the image frames processed by the graphics processor 8041 may be stored in the memory 809 (or other storage medium) or transmitted via the radio unit 801 or the network module 802.
  • the microphone 8042 can receive sound and can process such sound as audio data.
  • the processed audio data can be converted to a format output that can be transmitted to the mobile communication base station via the radio unit 801 in the case of a telephone call mode.
  • Terminal 800 also includes at least one type of sensor 805, such as a light sensor, motion sensor, and other sensors.
  • the light sensor includes an ambient light sensor and a proximity sensor, wherein the ambient light sensor can adjust the brightness of the display panel 8061 according to the brightness of the ambient light, and the proximity sensor can close the display panel 8061 and/or when the terminal 800 moves to the ear. Or backlight.
  • the accelerometer sensor can detect the magnitude of acceleration in all directions (usually three axes). When it is stationary, it can detect the magnitude and direction of gravity.
  • sensor 805 may also include fingerprint sensor, pressure sensor, iris sensor, molecular sensor, gyroscope, barometer, hygrometer, thermometer, infrared Sensors, etc., will not be described here.
  • the display unit 806 is for displaying information input by the user or information provided to the user.
  • the display unit 806 can include a display panel 8061.
  • the display panel 8061 can be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), or the like.
  • the user input unit 807 can be configured to receive input numeric or character information and to generate key signal inputs related to user settings and function control of the terminal.
  • the user input unit 807 includes a touch panel 8071 and other input devices 8072.
  • the touch panel 8071 also referred to as a touch screen, can collect touch operations on or near the user (such as a user using a finger, a stylus, or the like on the touch panel 8071 or near the touch panel 8071. operating).
  • the touch panel 8071 may include two parts of a touch detection device and a touch controller.
  • the touch detection device detects the touch orientation of the user, and detects a signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts the touch information into contact coordinates, and sends the touch information.
  • the processor 810 receives commands from the processor 810 and executes them.
  • the touch panel 8071 can be implemented in various types such as resistive, capacitive, infrared, and surface acoustic waves.
  • the user input unit 807 may also include other input devices 8072.
  • the other input devices 8072 may include, but are not limited to, a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackballs, mice, and joysticks, and are not described herein again.
  • the touch panel 8071 can be overlaid on the display panel 8061.
  • the touch panel 8071 detects a touch operation thereon or nearby, the touch panel 8071 transmits to the processor 810 to determine the type of the touch event, and then the processor 810 according to the touch.
  • the type of event provides a corresponding visual output on display panel 8061.
  • the touch panel 8071 and the display panel 8061 are two independent components to implement the input and output functions of the terminal, in some embodiments, the touch panel 8071 can be integrated with the display panel 8061.
  • the input and output functions of the terminal are implemented, and are not limited herein.
  • the interface unit 808 is an interface in which an external device is connected to the terminal 800.
  • the external device may include a wired or wireless headset port, an external power (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, and an audio input/output. (I/O) port, video I/O port, headphone port, and more.
  • the interface unit 808 can be configured to receive input from an external device (eg, data information, power, etc.) and transmit the received input to one or more components within the terminal 800 or can be used at the terminal 800 and external devices Transfer data between.
  • Memory 809 can be used to store software programs as well as various data.
  • the memory 809 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may be stored according to Data created by the use of the mobile phone (such as audio data, phone book, etc.).
  • the memory 809 may include a high speed random access memory, and may also include a nonvolatile memory such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
  • the processor 810 is the control center of the terminal, and connects various parts of the entire terminal using various interfaces and lines, by executing or executing software programs and/or modules stored in the memory 809, and calling data stored in the memory 809, executing The terminal's various functions and processing data, so as to monitor the terminal as a whole.
  • the processor 810 can include one or more processing units; optionally, the processor 810 can integrate an application processor and a modem processor, wherein the application processor mainly processes an operating system, a user interface, an application, etc., and a modulation solution
  • the processor mainly handles wireless communication. It can be understood that the above modem processor may not be integrated into the processor 810.
  • the terminal 800 may further include a power source 811 (such as a battery) for supplying power to various components.
  • a power source 811 such as a battery
  • the power source 811 may be logically connected to the processor 810 through a power management system to manage charging, discharging, and power management through the power management system. And other functions.
  • terminal 800 includes some functional modules not shown, and details are not described herein again.
  • the foregoing embodiment method can be implemented by means of software plus a necessary general hardware platform, and of course, can also be through hardware, but in many cases, the former is better.
  • Implementation Based on such understanding, the technical solution of the present disclosure, which is essential or contributes to the related art, may be embodied in the form of a software product stored in a storage medium (such as ROM/RAM, disk, CD-ROM).
  • the instructions include a number of instructions for causing a terminal (which may be a cell phone, computer, server, air conditioner, or network device, etc.) to perform the methods described in various embodiments of the present disclosure.

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

Abstract

La présente invention concerne un procédé de détection d'un résultat d'un changement dans un groupe de cellules secondaires et un terminal. Le procédé de détection de la présente invention comprend les étapes suivantes : lors de l'initiation d'un processus de changement d'une cellule cible de groupe de cellules secondaires (SCG) à une cellule cible, acquérir une valeur statistique, la cellule cible étant une cellule dans au moins une cellule candidate satisfaisant une condition de changement de cellule cible SCG ; et déterminer un résultat d'un changement dans un SCG après l'initiation du processus de changement d'une cellule cible SCG selon la relation entre la valeur statistique et un seuil prédéfini.
PCT/CN2019/075467 2018-03-26 2019-02-19 Procédé de détection de résultat d'un changement dans un groupe de cellules secondaires et terminal WO2019184622A1 (fr)

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