CN110198553B - Auxiliary cell group deletion method, terminal equipment and network node - Google Patents
Auxiliary cell group deletion method, terminal equipment and network node Download PDFInfo
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Abstract
The invention provides an auxiliary cell group deletion method, terminal equipment and a network node, wherein the auxiliary cell group deletion method comprises the following steps: receiving conditional deletion SCG information sent by a network node; deleting SCG information according to the condition, and evaluating whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion to obtain an evaluation result; and triggering the process of deleting the SCG target cell according to the evaluation result. The scheme of the invention can enable the terminal equipment to immediately and effectively delete the SCG target cell under the condition of meeting the network configuration condition, thereby reducing the loss of air interface signaling, reducing the probability of SCG failure, realizing the load balance of rapidly converting the data transmission of the SCG to the MCG, and improving the utilization efficiency of air interface resources.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a method for deleting an auxiliary cell group, a terminal device, and a network node.
Background
In a 5G (5Generation, fifth Generation) mobile communication system, a terminal device, such as a UE (User Equipment), may adopt a DC (Dual Connectivity) architecture, which includes two Cell groups, namely, an MCG (Master Cell Group) corresponding to an MN (Master Node) on a network side and an SCG (Secondary Cell Group) corresponding to an SN (Secondary Node) on the network side. Specifically, the MCG includes a PCell (Primary Cell) and an SCell (Secondary Cell), the SCG includes a PSCell (Primary Secondary Cell) and an SCell, and the PCell and the PSCell may be collectively referred to as an SpCell (Special Cell).
Currently, the main process of UE conditional handover is: a source node sends switching request information to one or more target nodes; the target node feeds back switching confirmation information to the source node; a source node sends configuration information of condition switching to UE; UE evaluates whether the candidate cell meets the switching condition, and selects a target cell for switching after meeting the switching condition; UE initiates a random access process in the selected target cell; UE sends switching completion information to a target node; the source node sends a cancel condition switching command to other target nodes; and other target nodes send a conditional switch cancellation confirmation command to the source node.
In a DC architecture, a communication system often needs to deploy a large number of small cells and small base stations, and at this time, if an existing condition-based SCG deletion process is adopted, a large number of signaling configuration operations need to be performed, which causes signaling loss, and may not delete SCG cells timely and effectively, resulting in SCG failure and interrupted SCG data transmission.
Disclosure of Invention
The embodiment of the invention provides an auxiliary cell group deleting method, terminal equipment and a network node, and aims to solve the problems that the signaling loss is caused by the fact that a large amount of signaling configuration operation is required in the existing condition-based SCG deleting method, and SCG cells can not be deleted timely and effectively.
In a first aspect, an embodiment of the present invention provides a method for deleting a secondary cell group, which is applied to a terminal device, and includes:
receiving conditional deletion SCG information sent by a network node;
deleting SCG information according to the condition, and evaluating whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion to obtain an evaluation result;
and triggering the process of deleting the SCG target cell according to the evaluation result.
In a second aspect, an embodiment of the present invention provides a method for deleting a secondary cell group, which is applied to a network node, and includes:
sending conditional delete SCG information to the terminal equipment;
the condition deletion SCG information is used for the terminal device to delete SCG information according to the condition, evaluate whether one or more target cells of SCG meet the condition corresponding to the target cell to be deleted, obtain an evaluation result, and trigger the process of deleting the SCG target cell according to the evaluation result.
In a third aspect, an embodiment of the present invention further provides a terminal device, including:
the first receiving module is used for receiving the conditional deletion SCG information sent by the network node;
the evaluation module is used for deleting the SCG information according to the condition, and evaluating whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion to obtain an evaluation result;
and the triggering module is used for triggering the process of deleting the SCG target cell according to the evaluation result.
In a fourth aspect, an embodiment of the present invention further provides a network node, including:
the third sending module is used for sending the conditional deletion SCG information to the terminal equipment;
the condition deletion SCG information is used for the terminal device to delete SCG information according to the condition, evaluate whether one or more target cells of SCG meet the condition corresponding to the target cell to be deleted, obtain an evaluation result, and trigger the process of deleting the SCG target cell according to the evaluation result.
In a fifth aspect, an embodiment of the present invention further provides a terminal device, including a memory, a processor, and a computer program stored on the memory and executable on the processor, where the computer program, when executed by the processor, implements the steps of the secondary cell group deletion method applied to the terminal device.
In a sixth aspect, an embodiment of the present invention further provides a network node, including a memory, a processor, and a computer program stored on the memory and executable on the processor, where the computer program, when executed by the processor, implements the steps of the secondary cell group deletion method applied to the network node.
In a seventh aspect, an embodiment of the present invention further provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the steps of the secondary cell group deletion method described above.
In the embodiment of the invention, the SCG information is deleted by receiving the condition sent by the network node, the SCG information is deleted according to the condition, whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion is evaluated, the evaluation result is obtained, and the process of deleting the SCG target cell is triggered according to the evaluation result, so that the terminal equipment can immediately and effectively delete the SCG target cell under the condition of meeting the network configuration condition, thereby reducing the loss of air interface signaling, reducing the probability of SCG failure, realizing the rapid load balance of converting the data transmission of the SCG to the MCG, and improving the utilization efficiency of air interface resources.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
FIG. 1 is a flowchart of a method for deleting a secondary cell group according to an embodiment of the present invention;
fig. 2 is a flowchart of another method for deleting a secondary cell group according to an embodiment of the present invention;
FIG. 3 is a flowchart of a secondary cell group deletion process in accordance with example one of the present invention;
FIG. 4 is a flowchart of a secondary cell group deletion process in accordance with example two of the present invention;
FIG. 5 is a flowchart of a secondary cell group deletion procedure in example three of the present invention;
FIG. 6 is a flowchart of a secondary cell group deletion procedure in accordance with example four of the present invention;
fig. 7 is a schematic structural diagram of a terminal device according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a network node according to an embodiment of the present invention;
fig. 9 is a second schematic structural diagram of a terminal device according to an embodiment of the present invention;
fig. 10 is a second schematic structural diagram of a network node according to the second embodiment of the present invention.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
Referring to fig. 1, an embodiment of the present invention provides a method for deleting a secondary cell group, which is applied to a terminal device, and includes the following steps:
step 101: and receiving the conditional deletion SCG information sent by the network node.
The network node can be a main node or an auxiliary node.
Step 102: and deleting the SCG information according to the condition, and evaluating whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion, so as to obtain an evaluation result.
Step 103: and triggering the process of deleting the SCG target cell according to the evaluation result.
The auxiliary cell group deleting method of the embodiment of the invention can immediately and effectively delete the SCG target cell under the condition that the terminal equipment meets the network configuration condition by receiving the condition deleting SCG information sent by the network node, deleting the SCG information according to the condition, evaluating whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion to obtain the evaluation result, and triggering the process of deleting the SCG target cell according to the evaluation result, thereby reducing the loss of air interface signaling, reducing the probability of SCG failure, realizing the load balance of quickly converting the data transmission of the SCG to the MCG, and improving the utilization efficiency of air interface resources.
In this embodiment of the present invention, the conditional delete SCG information may include one or more of the following items:
identification information of one or more conditionally deleted target cells;
one or more conditions for triggering deletion of the target cell;
one or more trigger deletes the condition identification information corresponding to the target cell;
one or more trigger deletes the condition action time corresponding to the target cell;
one or more configuration information after deleting the target cell.
It should be noted that the condition identifier information corresponding to the target cell triggering deletion is specifically identifier information of a condition corresponding to the corresponding target cell triggering deletion.
Further, the condition for triggering deletion of the target cell includes one or more of the following:
the measuring result of the target cell reaches or is lower than a preset threshold value;
the measurement result of the serving cell (such as the MCG cell) reaches or exceeds a preset threshold value;
the difference between the measurement result of the serving cell (such as the MCG cell) and the measurement result of the target cell reaches or exceeds a preset threshold value;
the measurement result of a serving cell (such as an MCG cell) reaches or exceeds a first preset threshold value, and the measurement result of a target cell reaches or is lower than a second preset threshold value;
the measurement result of the adjacent cell reaches or exceeds a threshold value;
the measurement result of the neighboring cell reaches or exceeds the third preset threshold, and the measurement result of the serving cell (e.g., MCG cell) reaches or falls below the fourth preset threshold.
It should be understood that the preset threshold, the first preset threshold, the second preset threshold, the third preset threshold, and the fourth preset threshold are preset according to actual situations, and the embodiment of the present invention does not limit this.
Further, the measurement result may include one or more of the following:
RSRP (Reference Symbol Received Power), RSRQ (Reference Signal Received Quality), and SINR (Signal Interference noise ratio).
In this embodiment of the present invention, if the conditional delete SCG information includes one or more conditions corresponding to the target cell to be triggered to delete and one or more configuration information after the target cell is deleted, the process of triggering to delete the SCG target cell may specifically be:
deleting the SCG target cell meeting the condition of triggering the deletion of the target cell, and configuring according to the configuration information after the deletion of the SCG target cell.
Further, after triggering the process of deleting the SCG target cell, the terminal device may further perform at least one of the following steps:
stopping evaluating whether one or more target cells of the SCG meet conditions corresponding to triggering deletion of the target cells;
deleting one or more condition identification information corresponding to the trigger deletion target cell;
and deleting the configurational information of one or more deleted target cells which are not configured.
In this embodiment of the present invention, if the network side configures the condition function time for triggering deletion of the target cell, that is, the condition deletion SCG information sent by the network node includes one or more conditions and condition function times for triggering deletion of the target cell, step 102 may include:
starting a timer aiming at each condition corresponding to the target cell to be deleted; the time length of the timer is the corresponding conditioning action time of each triggered deleting target cell;
before the timer is not overtime, whether the corresponding target cell meets the condition for triggering deletion of the target cell is evaluated to obtain an evaluation result; that is, after the timer expires, the terminal device does not evaluate and determine the corresponding target cell.
Further, in case of starting at least one timer, the terminal device may further perform the following steps:
when the conditional deletion SCG information includes conditional identification information corresponding to one or more triggered deletion target cells and one or more timers (including all timers) in the at least one timer are expired, deleting the conditional identification information corresponding to the triggered deletion target cells corresponding to the expired timers;
when the conditional delete SCG information includes configuration information after one or more delete target cells and one or more timers (including all timers) in the at least one timer are expired, the configuration information after the target cells are deleted corresponding to the expired timers is deleted.
In the embodiment of the present invention, after receiving the conditional delete SCG information sent by the network node, the terminal device may further send configuration confirmation information to the network node. The configuration confirmation information is used for the network node to determine corresponding condition deletion SCG confirmation information. The content included in the conditional deletion SCG confirmation information may be the same as the content included in the configuration confirmation information.
Optionally, the configuration confirmation information may include one or more of the following items:
rejecting condition to delete SCG information;
the agreement condition deletes the information of the SCG.
The information that the rejection condition deletes the SCG may include one or more of the following:
identification information of the rejected one or more conditionally deleted target cells;
one or more rejected triggers delete condition identification information corresponding to the target cell;
the rejected one or more delete configuration information of the target cell.
The information for agreeing to conditional deletion of SCGs may include one or more of:
identification information of the target cell of the agreed one or more conditions deletion;
one or more agreed trigger deletion target cell corresponding condition identification information;
configuration information after the agreed one or more deleted target cells.
In the embodiment of the present invention, before triggering the process of deleting the SCG target cell, the terminal device may further send a notification message to the primary node or the secondary node. The notification message is used for notifying the master node or the auxiliary node to delete the relevant information of the SCG.
Optionally, the information about the SCG deleted by the primary node or the secondary node includes one or more of the following items:
identification information of one or more conditionally deleted target cells;
one or more satisfied condition identification information triggering deletion of the target cell;
one or more configuration information after deleting the target cell satisfying the condition.
Referring to fig. 2, an embodiment of the present invention further provides a method for deleting a secondary cell group, which is applied to a network node, and includes the following steps:
step 201: and sending the conditional deletion SCG information to the terminal equipment.
The condition deletion SCG information is used for the terminal device to delete SCG information according to the condition, evaluate whether one or more target cells of SCG meet the condition corresponding to the target cell to be deleted, obtain an evaluation result, and trigger the process of deleting the SCG target cell according to the evaluation result.
According to the auxiliary cell group deleting method provided by the embodiment of the invention, the terminal equipment can delete the SCG information according to the condition by sending the condition deletion SCG information to the terminal equipment, evaluate whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion, obtain the evaluation result, and trigger the process of deleting the SCG target cell according to the evaluation result, so that the SCG target cell is immediately and effectively deleted under the condition of meeting the network configuration condition, thereby reducing the loss of air interface signaling, reducing the probability of SCG failure, realizing the rapid load balance of transferring SCG data transmission to MCG, and improving the utilization efficiency of air interface resources.
In the embodiment of the present invention, the network node may be a master node or a slave node.
Further, the network node is a master node, and before step 201, the method further includes:
sending conditional delete SCG request information to an auxiliary node, and receiving conditional delete SCG feedback information sent by the auxiliary node;
or,
receiving conditional delete SCG request information sent by an auxiliary node, and sending conditional delete SCG feedback information to the auxiliary node;
the conditional delete SCG feedback information is used for the master node to determine corresponding conditional delete SCG information.
Further, the network node is a secondary node, and before step 201, the method further includes:
sending conditional deletion SCG request information to a main node, and receiving conditional deletion SCG feedback information sent by the main node;
or,
receiving conditional delete SCG request information sent by a main node, and sending conditional delete SCG feedback information to the main node;
the conditional delete SCG feedback information is used by the secondary node to determine corresponding conditional delete SCG information.
Optionally, the conditional delete SCG request information may include one or more of the following items:
identification information of one or more conditionally deleted target cells;
one or more trigger deletes the condition configuration information corresponding to the target cell;
one or more trigger deletes the condition identification information corresponding to the target cell;
one or more trigger deletes the condition action time corresponding to the target cell;
one or more configuration information after deleting the target cell.
Further, the condition for triggering deletion of the target cell includes one or more of the following:
the measuring result of the target cell reaches or is lower than a preset threshold value;
the measurement result of the serving cell (such as the MCG cell) reaches or exceeds a preset threshold value;
the difference value between the measurement result of the serving cell and the measurement result of the target cell reaches or exceeds a preset threshold value;
the measurement result of the serving cell reaches or exceeds a first preset threshold value, and the measurement result of the target cell reaches or is lower than a second preset threshold value;
the measurement result of the adjacent cell reaches or exceeds a threshold value;
the measurement result of the neighboring cell reaches or exceeds a third preset threshold value, and the measurement result of the serving cell reaches or is lower than a fourth preset threshold value.
Further, the measurement may include one or more of:
RSRP, RSRQ, and SINR.
Further, the conditional delete SCG feedback information may include one or more of:
rejecting condition to delete SCG information;
the agreement condition deletes the information of the SCG.
The information that the rejection condition deletes the SCG may include one or more of the following:
one or more rejected triggers delete condition identification information corresponding to the target cell;
the rejected one or more delete configuration information of the target cell.
The information for agreeing to conditional deletion of SCGs may include one or more of:
one or more agreed trigger deletion target cell corresponding condition identification information;
the agreed one or more triggers delete the conditional action time corresponding to the target cell;
configuration information after the agreed one or more deleted target cells.
In this embodiment of the present invention, the network node is a master node, and after step 201, the method further includes:
receiving configuration confirmation information sent by the terminal equipment;
and sending conditional delete SCG confirmation information to the auxiliary node according to the configuration confirmation information.
Optionally, the network node is a secondary node, and after step 201, the method further includes:
receiving configuration confirmation information sent by the terminal equipment;
and sending conditional delete SCG confirmation information to the main node according to the configuration confirmation information.
In this embodiment of the present invention, after step 201, the method may further include:
receiving a notification message sent by the terminal equipment;
wherein the notification message is used for notifying the network node to delete the relevant information of the SCG.
Optionally, the SCG related information deleted by the network node includes one or more of the following items:
identification information of one or more conditionally deleted target cells;
one or more satisfied condition identification information triggering deletion of the target cell;
one or more configuration information after deleting the target cell satisfying the condition.
In this embodiment of the present invention, the network node is a master node, and the method may further include:
sending relevant information of canceling conditional delete SCG to an auxiliary node, wherein the relevant information of canceling conditional delete SCG is used for the auxiliary node to determine that a corresponding conditional delete SCG cell is canceled;
or,
the network node is a secondary node, and the method may further include:
and sending related information of canceling condition deleting SCG to the main node, wherein the related information of canceling condition deleting SCG is used for the main node to determine that the corresponding condition deleting SCG cell is canceled.
Optionally, the information related to the cancellation condition deletion SCG may include one or more of the following items:
identification information of one or more cancelled conditionally deleted target cells;
one or more cancelled trigger deletes the condition identification information corresponding to the target cell;
one or more cancelled configuration information after deletion of the target cell;
identification information of the terminal device.
Next, referring to fig. 3 to 6, the SCG deletion process based on the condition in the first to fourth embodiments of the present invention will be described.
Example one
In an example, the SCG deletion process based on the condition is triggered by the MN, and the air interface configuration information is sent to the UE through the MN (mcg). Referring to fig. 3, the SCG deletion process includes the following steps:
step 301: MN sends conditional deletion SCG request information to SN; the content included in the conditional delete SCG request information may refer to the content included in the conditional delete SCG request information;
step 302: the SN feeds back the condition to the MN to delete the SCG feedback information; the content included in the conditional delete SCG feedback information may refer to the content included in the conditional delete SCG feedback information;
step 303: the MN sends conditional deletion SCG information (the information can be sent by means of RRC connection reconfiguration information, namely air interface configuration information) to the UE; the content included in the conditional delete SCG information may refer to the content included in the conditional delete SCG information;
step 304: the UE feeds back configuration confirmation information (the information can be fed back by means of an RRC connection reconfiguration completion message) to the MN; the content included in the configuration confirmation information can refer to the content included in the configuration confirmation information;
step 305: the MN sends conditional deletion SCG confirmation information to the SN according to the received configuration confirmation information; the content included in the conditional delete SCG confirmation information may be the same as the content included in the configuration confirmation information;
step 306: the UE deletes the SCG information according to the received condition, evaluates and judges whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion, and obtains an evaluation result;
step 307: the UE triggers the process of deleting the SCG target cell according to the obtained evaluation result; specifically, the UE may delete the SCG target cell that satisfies the condition for triggering deletion of the target cell, and perform configuration according to the configuration information after deletion of the SCG target cell;
additionally, step 3071: before deleting the target cell, the UE can send a notification message to the MN through the MCG, wherein the notification message is used for notifying the MN that the UE meets the relevant information of the SCG deleted by the condition; the content included in the relevant information of the deleted SCG can refer to the content included in the relevant information of the deleted SCG;
additionally, step 3072: before deleting the target cell, the UE can send a notification message to the SN through the SCG, wherein the notification message is used for notifying the SN that the UE meets the relevant information of the SCG deleted by the condition, so that the SN deletes the relevant configuration information of the SCG of the UE after receiving the notification message; the content included in the relevant information of the deleted SCG can refer to the content included in the relevant information of the deleted SCG;
additionally, the UE may also perform the following actions: stopping evaluating whether one or more target cells of the SCG meet conditions for triggering deletion of the target cells, deleting condition identification information corresponding to the one or more triggered deletion target cells, and/or deleting unconfigured configuration information of the one or more deleted target cells;
step 308: after receiving the notification message, the MN sends conditional deletion SCG indication information to the SN, so that the SN deletes SCG related configuration information of the UE after receiving the indication information;
step 309: MN sends cancel condition to SN to delete SCG relative information; the content included in the relevant information of the cancellation condition deletion SCG may refer to the content included in the relevant information of the cancellation condition deletion SCG;
step 310: the SN deletes the relevant information of the SCG according to the canceling condition and sends the determining information to the MN so as to determine the canceling condition and add the SCG cell; wherein steps 309 and 310 may be initiated at any time after step 302.
In the first example, the air interface configuration information is sent to the UE through the MN, but in addition to this sending mode, the air interface configuration information may also be sent to the UE through the SN, for example, in the second example.
Example two
In example two, the SCG deletion process based on the condition is triggered by the MN, and the air interface configuration information is sent to the UE through an Sn (SCG). Referring to fig. 4, the SCG deletion process includes the following steps:
step 401: MN sends conditional deletion SCG request information to SN; the content included in the conditional delete SCG request information may refer to the content included in the conditional delete SCG request information;
step 402: the SN feeds back the condition to the MN to delete the SCG feedback information; the content included in the conditional delete SCG feedback information may refer to the content included in the conditional delete SCG feedback information;
step 403: the SN sends conditional delete SCG information (the information can be sent by means of RRC connection reconfiguration information, namely air interface configuration information) to the UE; the content included in the conditional delete SCG information may refer to the content included in the conditional delete SCG information;
step 404: the UE feeds back configuration confirmation information to the SN (the information can be fed back by means of an RRC connection reconfiguration completion message); the content included in the configuration confirmation information can refer to the content included in the configuration confirmation information;
step 405: the SN sends conditional deletion SCG confirmation information to the MN according to the received configuration confirmation information; the content included in the conditional delete SCG confirmation information may be the same as the content included in the configuration confirmation information;
step 406: the UE deletes the SCG information according to the received condition, evaluates and judges whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion, and obtains an evaluation result;
step 407: the UE triggers the process of deleting the SCG target cell according to the obtained evaluation result; specifically, the UE may delete the SCG target cell that satisfies the condition for triggering deletion of the target cell, and perform configuration according to the configuration information after deletion of the target SCG cell;
additionally, step 4071: before deleting the target cell, the UE can send a notification message to the MN through the MCG, wherein the notification message is used for notifying the MN that the UE meets the relevant information of the SCG deleted by the condition; the content included in the relevant information of the deleted SCG can refer to the content included in the relevant information of the deleted SCG;
additionally, step 4072: before deleting the target cell, the UE can send a notification message to the SN through the SCG, wherein the notification message is used for notifying the SN that the UE meets the relevant information of the SCG deleted by the condition, so that the SN deletes the relevant configuration information of the SCG of the UE after receiving the notification message; the content included in the relevant information of the deleted SCG can refer to the content included in the relevant information of the deleted SCG;
additionally, the UE may also perform the following actions: stopping evaluating whether one or more target cells of the SCG meet conditions for triggering deletion of the target cells, deleting condition identification information corresponding to the one or more triggered deletion target cells, and/or deleting unconfigured configuration information of the one or more deleted target cells;
step 408: after receiving the notification message, the MN sends conditional deletion SCG indication information to the SN, so that the SN deletes SCG related configuration information of the UE after receiving the indication information;
step 409: MN sends cancel condition to SN to delete SCG relative information; the content included in the relevant information of the cancellation condition deletion SCG may refer to the content included in the relevant information of the cancellation condition deletion SCG;
step 410: the SN deletes the relevant information of the SCG according to the canceling condition and sends the determining information to the MN so as to determine the canceling condition and add the SCG cell; wherein steps 409 and 410 may be initiated at any time after step 402.
In the above-mentioned first and second examples, the SCG deletion procedure is triggered by the MN, but in addition to this triggering manner, the SCG deletion procedure may also be triggered by the SN, such as example three and example four. The air interface configuration information in the third embodiment is sent to the UE through the MN, and the air interface configuration information in the fourth embodiment is sent to the UE through the SN.
Example three
In the third example, the SCG deletion process based on the condition is triggered by the SN, and the air interface configuration information is sent to the UE through the mn (mcg). Referring to fig. 5, the SCG deletion process includes the following steps:
step 501: the SN sends conditional deletion SCG request information to the MN; the content included in the conditional delete SCG request information may refer to the content included in the conditional delete SCG request information;
step 502: the MN feeds back the condition to the SN and deletes the SCG feedback information; the content included in the conditional delete SCG feedback information may refer to the content included in the conditional delete SCG feedback information;
step 503: the MN sends conditional deletion SCG information (the information can be sent by means of RRC connection reconfiguration information, namely air interface configuration information) to the UE; the content included in the conditional delete SCG information may refer to the content included in the conditional delete SCG information;
step 504: the UE feeds back configuration confirmation information (the information can be fed back by means of an RRC connection reconfiguration completion message) to the MN; the content included in the configuration confirmation information can refer to the content included in the configuration confirmation information;
step 505: the MN sends conditional deletion SCG confirmation information to the SN according to the received configuration confirmation information; the content included in the conditional delete SCG confirmation information may be the same as the content included in the configuration confirmation information;
step 506: the UE deletes the SCG information according to the received condition, evaluates and judges whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion, and obtains an evaluation result;
step 507: the UE triggers the process of deleting the SCG target cell according to the obtained evaluation result; specifically, the UE may delete a target cell that satisfies a condition for triggering deletion of the target cell, and perform configuration according to the configuration information after deletion of the SCG target cell;
additionally, step 5071: before deleting the target cell, the UE can send a notification message to the MN through the MCG, wherein the notification message is used for notifying the MN that the UE meets the relevant information of the SCG deleted by the condition; the content included in the relevant information of the deleted SCG can refer to the content included in the relevant information of the deleted SCG;
additionally, step 5072: before deleting the target cell, the UE can send a notification message to the SN through the SCG, wherein the notification message is used for notifying the SN that the UE meets the relevant information of the SCG deleted by the condition, so that the SN deletes the relevant configuration information of the SCG of the UE after receiving the notification message; the content included in the relevant information of the deleted SCG can refer to the content included in the relevant information of the deleted SCG;
additionally, the UE may also perform the following actions: stopping evaluating whether one or more target cells of the SCG meet conditions for triggering deletion of the target cells, deleting condition identification information corresponding to the one or more triggered deletion target cells, and/or deleting unconfigured configuration information of the one or more deleted target cells;
step 508: after receiving the notification message, the MN sends conditional deletion SCG indication information to the SN, so that the SN deletes SCG related configuration information of the UE after receiving the indication information;
step 509: the SN sends related information of canceling the condition and deleting the SCG to the MN; the content included in the relevant information of the cancellation condition deletion SCG may refer to the content included in the relevant information of the cancellation condition deletion SCG;
step 510: the MN deletes the relevant information of the SCG according to the canceling condition and sends the determining information to the SN so as to determine the canceling condition and add the SCG cell; wherein step 509 and step 510 may be initiated at any time after step 502.
Example four
In example four, the SCG deletion process based on the condition is triggered by the SN, and the air interface configuration information is sent to the UE through the SN (SCG). Referring to fig. 6, the SCG deletion process includes the following steps:
step 601: the SN sends conditional deletion SCG request information to the MN; the content included in the conditional delete SCG request information may refer to the content included in the conditional delete SCG request information;
step 602: the MN feeds back the condition to the SN and deletes the SCG feedback information; the content included in the conditional delete SCG feedback information may refer to the content included in the conditional delete SCG feedback information;
step 603: the SN sends conditional delete SCG information (the information can be sent by means of RRC connection reconfiguration information, namely air interface configuration information) to the UE; the content included in the conditional delete SCG information may refer to the content included in the conditional delete SCG information;
step 604: the UE feeds back configuration confirmation information to the SN (the information can be fed back by means of an RRC connection reconfiguration completion message); the content included in the configuration confirmation information can refer to the content included in the configuration confirmation information;
step 605: the SN sends conditional deletion SCG confirmation information to the MN according to the received configuration confirmation information; the content included in the conditional delete SCG confirmation information may be the same as the content included in the configuration confirmation information;
step 606: the UE deletes the SCG information according to the received condition, evaluates and judges whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion, and obtains an evaluation result;
step 607: the UE triggers the process of deleting the SCG target cell according to the obtained evaluation result; specifically, the UE may delete the SCG target cell that satisfies the condition for triggering deletion of the target cell, and perform configuration according to the configuration information after deletion of the SCG target cell;
additionally, step 6071: before deleting the target cell, the UE can send a notification message to the MN through the MCG, wherein the notification message is used for notifying the MN that the UE meets the relevant information of the SCG deleted by the condition; the content included in the relevant information of the deleted SCG can refer to the content included in the relevant information of the deleted SCG;
additionally, step 6072: before deleting the target cell, the UE can send a notification message to the SN through the SCG, wherein the notification message is used for notifying the SN that the UE meets the relevant information of the SCG deleted by the condition, so that the SN deletes the relevant configuration information of the SCG of the UE after receiving the notification message; the content included in the relevant information of the deleted SCG can refer to the content included in the relevant information of the deleted SCG;
additionally, the UE may also perform the following actions: stopping evaluating whether one or more target cells of the SCG meet conditions for triggering deletion of the target cells, deleting condition identification information corresponding to the one or more triggered deletion target cells, and/or deleting unconfigured configuration information of the one or more deleted target cells;
step 608: after receiving the notification message, the MN sends conditional deletion SCG indication information to the SN, so that the SN deletes SCG related configuration information of the UE after receiving the indication information;
step 609: the SN sends related information of canceling the condition and deleting the SCG to the MN; the content included in the relevant information of the cancellation condition deletion SCG may refer to the content included in the relevant information of the cancellation condition deletion SCG;
step 610: the MN deletes the relevant information of the SCG according to the canceling condition and sends the determining information to the SN so as to determine the canceling condition and add the SCG cell; wherein step 609 and step 610 may be initiated at any time after step 502.
The foregoing embodiment describes a method for deleting a secondary cell group according to the present invention, and the terminal device and the network node according to the present invention are described below with reference to the embodiment and the drawings.
Referring to fig. 7, an embodiment of the present invention further provides a terminal device, including:
a first receiving module 71, configured to receive conditional delete SCG information sent by a network node;
the evaluation module 72 is configured to delete SCG information according to the condition, and evaluate whether one or more target cells of the SCG satisfy a condition corresponding to a target cell that is triggered to be deleted, so as to obtain an evaluation result;
and the triggering module 73 is configured to trigger a process of deleting the SCG target cell according to the evaluation result.
The terminal device of the embodiment of the invention deletes the SCG information by receiving the condition sent by the network node, deletes the SCG information according to the condition, evaluates whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion, obtains the evaluation result, and triggers the process of deleting the SCG target cell according to the evaluation result, and can immediately and effectively delete the SCG target cell under the condition of meeting the network configuration condition, thereby reducing the loss of air interface signaling, reducing the probability of SCG failure, realizing the rapid load balance of converting the data transmission of the SCG to the MCG, and improving the utilization efficiency of air interface resources.
Optionally, the conditional delete SCG information includes one or more of the following items:
identification information of one or more conditionally deleted target cells;
one or more conditions for triggering deletion of the target cell;
one or more trigger deletes the condition identification information corresponding to the target cell;
one or more trigger deletes the condition action time corresponding to the target cell;
one or more configuration information after deleting the target cell.
Optionally, the condition for triggering deletion of the target cell includes one or more of the following:
the measuring result of the target cell reaches or is lower than a preset threshold value;
the measuring result of the serving cell reaches or exceeds a preset threshold value;
the difference value between the measurement result of the serving cell and the measurement result of the target cell reaches or exceeds a preset threshold value;
the measurement result of the serving cell reaches or exceeds a first preset threshold value, and the measurement result of the target cell reaches or is lower than a second preset threshold value;
the measurement result of the adjacent cell reaches or exceeds a preset threshold value;
the measurement result of the neighboring cell reaches or exceeds a third preset threshold value, and the measurement result of the serving cell reaches or is lower than a fourth preset threshold value.
Optionally, the measurement result includes one or more of the following:
RSRP, RSRQ, and SINR.
Optionally, the conditional deletion SCG information includes one or more conditions for triggering deletion of the target cell, and one or more configuration information after deletion of the target cell; the triggering module 73 is specifically configured to:
deleting the SCG target cell meeting the condition of triggering the deletion of the target cell, and configuring according to the configuration information after the deletion of the SCG target cell.
Optionally, the conditional deletion SCG information includes one or more conditions and conditional action times corresponding to the target cell to be triggered to delete; the evaluation module 72 is specifically configured to:
starting a timer aiming at each condition corresponding to the target cell to be deleted; the duration of the timer is the corresponding conditioning action time of each triggered deleting target cell;
and before the timer is not overtime, evaluating whether the corresponding target cell meets the condition for triggering deletion of the target cell to obtain the evaluation result.
Optionally, the terminal device may further include:
a deleting module, configured to, when at least one timer is started, delete the SCG information according to the condition that the SCG information includes condition identifier information corresponding to one or more trigger deletion target cells, and when one or more timers in the at least one timer are overtime, delete the condition identifier information corresponding to the trigger deletion target cells corresponding to the overtime timer; and/or the presence of a gas in the gas,
under the condition that at least one timer is started, when the conditional deletion SCG information comprises one or more pieces of conditional identification information corresponding to target cells triggered to be deleted and one or more timers in the at least one timer are overtime, deleting the configuration information after the target cells are deleted, which corresponds to the overtime timer.
In this embodiment of the present invention, the terminal device further includes:
a first sending module, configured to send configuration confirmation information to the network node;
wherein the configuration confirmation information is used for the network node to determine corresponding conditional delete SCG confirmation information.
Optionally, the configuration confirmation information includes one or more of the following items:
rejecting condition to delete SCG information;
the agreement condition deletes the information of the SCG.
Optionally, the information for rejecting conditional deletion of the SCG includes one or more of the following items:
identification information of the rejected one or more conditionally deleted target cells;
one or more rejected triggers delete condition identification information corresponding to the target cell;
the rejected one or more delete configuration information of the target cell.
Optionally, the information of the consent-condition deletion SCG includes one or more of the following items:
identification information of the target cell of the agreed one or more conditions deletion;
one or more agreed trigger deletion target cell corresponding condition identification information;
configuration information after the agreed one or more deleted target cells.
Optionally, the network node is a master node or a slave node.
Optionally, the terminal device further includes:
the second sending module is used for sending a notification message to the main node or the auxiliary node;
wherein the notification message is used to notify the primary node or the secondary node to delete the relevant information of the SCG.
Optionally, the information about the SCG deleted by the primary node or the secondary node includes one or more of the following items:
identification information of one or more conditionally deleted target cells;
one or more satisfied condition identification information triggering deletion of the target cell;
one or more configuration information after deleting the target cell satisfying the condition.
Optionally, the terminal device further includes: a processing module to perform at least one of:
stopping evaluating whether one or more target cells of the SCG meet conditions corresponding to triggering deletion of the target cells;
deleting one or more condition identification information corresponding to the trigger deletion target cell;
and deleting the configurational information of one or more deleted target cells which are not configured.
Referring to fig. 8, an embodiment of the present invention further provides a network node, including:
a third sending module 81, configured to send the conditional delete SCG information to the terminal device;
the condition deletion SCG information is used for the terminal device to delete SCG information according to the condition, evaluate whether one or more target cells of SCG meet the condition corresponding to the target cell to be deleted, obtain an evaluation result, and trigger the process of deleting the SCG target cell according to the evaluation result.
The network node of the embodiment of the invention can enable the terminal device to delete the SCG information according to the condition by sending the condition deletion SCG information to the terminal device, evaluate whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion, obtain the evaluation result, and trigger the process of deleting the SCG target cell according to the evaluation result, thereby immediately and effectively deleting the SCG target cell under the condition of meeting the network configuration condition, reducing the loss of air interface signaling, reducing the probability of SCG failure, realizing the load balance of rapidly converting SCG data transmission to MCG, and improving the utilization efficiency of air interface resources.
Optionally, the network node is a master node or a slave node.
Optionally, the network node is a master node, and the network node further includes:
the first transceiver module is used for sending conditional delete SCG request information to the auxiliary node and receiving conditional delete SCG feedback information sent by the auxiliary node;
or,
receiving conditional delete SCG request information sent by an auxiliary node, and sending conditional delete SCG feedback information to the auxiliary node;
the conditional delete SCG feedback information is used for the master node to determine corresponding conditional delete SCG information.
Optionally, the network node is an auxiliary node, and the network node further includes:
the second transceiver module is used for sending conditional delete SCG request information to the main node and receiving conditional delete SCG feedback information sent by the main node;
or,
receiving conditional delete SCG request information sent by a main node, and sending conditional delete SCG feedback information to the main node;
the conditional delete SCG feedback information is used by the secondary node to determine corresponding conditional delete SCG information.
Optionally, the conditional delete SCG request information includes one or more of the following items:
identification information of one or more conditionally deleted target cells;
one or more trigger deletes the condition configuration information corresponding to the target cell;
one or more trigger deletes the condition identification information corresponding to the target cell;
one or more trigger deletes the condition action time corresponding to the target cell;
one or more configuration information after deleting the target cell.
Optionally, the condition for triggering deletion of the target cell includes one or more of the following:
the measuring result of the target cell reaches or is lower than a preset threshold value;
the measuring result of the serving cell reaches or exceeds a preset threshold value;
the difference value between the measurement result of the serving cell and the measurement result of the target cell reaches or exceeds a preset threshold value;
the measurement result of the serving cell reaches or exceeds a first preset threshold value, and the measurement result of the target cell reaches or is lower than a second preset threshold value;
the measurement result of the adjacent cell reaches or exceeds a threshold value;
the measurement result of the neighboring cell reaches or exceeds a third preset threshold value, and the measurement result of the serving cell reaches or is lower than a fourth preset threshold value.
Optionally, the measurement result includes one or more of the following:
RSRP, RSRQ, and SINR.
Optionally, the conditional delete SCG feedback information includes one or more of the following items:
rejecting condition to delete SCG information;
the agreement condition deletes the information of the SCG.
Optionally, the information for rejecting conditional deletion of the SCG includes one or more of the following items:
one or more rejected triggers delete condition identification information corresponding to the target cell;
the rejected one or more delete configuration information of the target cell.
Optionally, the information of the consent-condition deletion SCG includes one or more of the following items:
one or more agreed trigger deletion target cell corresponding condition identification information;
the agreed one or more triggers delete the conditional action time corresponding to the target cell;
configuration information after the agreed one or more deleted target cells.
Optionally, the network node is a master node, and the network node further includes:
and the third transceiver module is used for receiving the configuration confirmation information sent by the terminal equipment and sending the conditional delete SCG confirmation information to the auxiliary node according to the configuration confirmation information.
Optionally, the network node is an auxiliary node, and the network node further includes:
and the fourth transceiving module is used for receiving the configuration confirmation information sent by the terminal equipment and sending the conditional deletion SCG confirmation information to the main node according to the configuration confirmation information.
Optionally, the network node further includes:
a second receiving module, configured to receive a notification message sent by the terminal device;
wherein the notification message is used for notifying the network node to delete the relevant information of the SCG.
Optionally, the SCG related information deleted by the network node includes one or more of the following items:
identification information of one or more conditionally deleted target cells;
one or more satisfied condition identification information triggering deletion of the target cell;
one or more configuration information after deleting the target cell satisfying the condition.
Optionally, the network node is a master node, and the network node further includes:
a fourth sending module, configured to send information related to cancellation of conditional access control group (SCG) to an auxiliary node, where the information related to cancellation of SCG is used by the auxiliary node to determine that a corresponding SCG cell is cancelled;
or,
the network node is an auxiliary node, and the network node further comprises:
and a fifth sending module, configured to send information related to cancellation of conditional delete SCG to the master node, where the information related to cancellation of conditional delete SCG is used for the master node to determine that the corresponding conditional delete SCG cell has been cancelled.
Optionally, the related information of the cancellation condition deletion SCG includes one or more of the following items:
identification information of one or more cancelled conditionally deleted target cells;
one or more cancelled trigger deletes the condition identification information corresponding to the target cell;
one or more cancelled configuration information after deletion of the target cell;
identification information of the terminal device.
An embodiment of the present invention further provides a terminal device, including a processor, a memory, and a computer program stored in the memory and capable of running on the processor, where the computer program, when executed by the processor, implements the processes of the foregoing method for deleting an auxiliary cell group applied to the terminal device, and can achieve the same technical effects, and is not described herein again to avoid repetition.
Specifically, fig. 9 is a schematic diagram of a hardware structure of a terminal device for implementing various embodiments of the present invention, where the terminal device 900 includes, but is not limited to: a radio frequency unit 901, a network module 902, an audio output unit 903, an input unit 904, a sensor 905, a display unit 906, a user input unit 907, an interface unit 908, a memory 909, a processor 910, and a power supply 911. Those skilled in the art will appreciate that the terminal structure shown in fig. 9 does not constitute a limitation of the terminal, and that the terminal device may include more or fewer components than those shown, or may combine some components, or a different arrangement of components. In the embodiment of the present invention, the terminal device includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted terminal, a wearable device, a pedometer, and the like.
The radio frequency unit 901 is configured to receive conditional delete SCG information sent by a network node;
a processor 910, configured to delete SCG information according to a condition, and evaluate whether one or more target cells of the SCG satisfy a condition for triggering deletion of the target cell, so as to obtain an evaluation result; and triggering the process of deleting the SCG target cell according to the evaluation result.
The terminal device 900 according to the embodiment of the present invention receives the condition deletion SCG information sent by the network node, deletes the SCG information according to the condition, evaluates whether one or more target cells of the SCG satisfy the condition corresponding to the target cell that is triggered to be deleted, obtains the evaluation result, and triggers the process of deleting the SCG target cell according to the evaluation result, so that the terminal device can immediately and effectively delete the SCG target cell when satisfying the network configuration condition, thereby reducing the loss of air interface signaling, reducing the probability of SCG failure, realizing rapid load balancing of switching SCG data transmission to MCG, and improving the utilization efficiency of air interface resources.
It should be understood that, in the embodiment of the present invention, the radio frequency unit 901 may be used for receiving and sending signals during a message transmission and reception process or a call process, and specifically, after receiving downlink data from a base station, the downlink data is processed by the processor 910; in addition, the uplink data is transmitted to the base station. Generally, the radio frequency unit 901 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. In addition, the radio frequency unit 901 can also communicate with a network and other devices through a wireless communication system.
The terminal device provides wireless broadband internet access to the user through the network module 902, such as helping the user send and receive e-mails, browse webpages, access streaming media, and the like.
The audio output unit 903 may convert audio data received by the radio frequency unit 901 or the network module 902 or stored in the memory 909 into an audio signal and output as sound. Also, the audio output unit 903 may also provide audio output related to a specific function performed by the terminal apparatus 900 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 903 includes a speaker, a buzzer, a receiver, and the like.
The input unit 904 is used to receive audio or video signals. The input Unit 904 may include a Graphics Processing Unit (GPU) 9041 and a microphone 9042, and the Graphics processor 9041 processes image data of a still picture or video obtained by an image capturing device (such as a camera) in a video capture mode or an image capture mode. The processed image frames may be displayed on the display unit 906. The image frames processed by the graphic processor 9041 may be stored in the memory 909 (or other storage medium) or transmitted via the radio frequency unit 901 or the network module 902. The microphone 9042 can receive sounds and can process such sounds into audio data. The processed audio data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 901 in case of the phone call mode.
The terminal device 900 also includes at least one sensor 905, such as light sensors, motion sensors, and other sensors. Specifically, the light sensor includes an ambient light sensor that can adjust the brightness of the display panel 9061 according to the brightness of ambient light, and a proximity sensor that can turn off the display panel 9061 and/or backlight when the terminal device 900 is moved to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally three axes), detect the magnitude and direction of gravity when stationary, and can be used to identify the terminal posture (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration identification related functions (such as pedometer, tapping), and the like; the sensors 905 may also include a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, an infrared sensor, etc., which are not described in detail herein.
The display unit 906 is used to display information input by the user or information provided to the user. The Display unit 906 may include a Display panel 9061, and the Display panel 9061 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.
The user input unit 907 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the terminal. Specifically, the user input unit 907 includes a touch panel 9071 and other input devices 9072. The touch panel 9071, also referred to as a touch screen, may collect touch operations by a user on or near the touch panel 9071 (e.g., operations by a user on or near the touch panel 9071 using a finger, a stylus, or any other suitable object or accessory). The touch panel 9071 may include two parts, a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 910, receives a command from the processor 910, and executes the command. In addition, the touch panel 9071 may be implemented by using various types such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. The user input unit 907 may include other input devices 9072 in addition to the touch panel 9071. Specifically, the other input devices 9072 may include, but are not limited to, a physical keyboard, function keys (such as a volume control key, a switch key, and the like), a track ball, a mouse, and a joystick, which are not described herein again.
Further, the touch panel 9071 may be overlaid on the display panel 9061, and when the touch panel 9071 detects a touch operation on or near the touch panel 9071, the touch panel is transmitted to the processor 910 to determine the type of the touch event, and then the processor 910 provides a corresponding visual output on the display panel 9061 according to the type of the touch event. Although in fig. 9, the touch panel 9071 and the display panel 9061 are two independent components to implement the input and output functions of the terminal, in some embodiments, the touch panel 9071 and the display panel 9061 may be integrated to implement the input and output functions of the terminal, which is not limited herein.
The interface unit 908 is an interface for connecting an external device to the terminal apparatus 900. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 908 may be used to receive input (e.g., data information, power, etc.) from external devices and transmit the received input to one or more elements within the terminal apparatus 900 or may be used to transmit data between the terminal apparatus 900 and external devices.
The memory 909 may be used to store software programs as well as various data. The memory 909 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program 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 store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 909 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
The processor 910 is a control center of the terminal device, connects various parts of the entire terminal using various interfaces and lines, and performs various functions of the terminal and processes data by running or executing software programs and/or modules stored in the memory 909 and calling data stored in the memory 909, thereby performing overall monitoring of the terminal. Processor 910 may include one or more processing units; preferably, the processor 910 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It is to be appreciated that the modem processor described above may not be integrated into processor 910.
The terminal device 900 may further include a power supply 911 (e.g., a battery) for supplying power to various components, and preferably, the power supply 911 may be logically connected to the processor 910 through a power management system, so as to manage charging, discharging, and power consumption management functions through the power management system.
In addition, the terminal device 900 may further include some functional modules that are not shown, and are not described herein again.
The embodiment of the present invention further provides a network node, which includes a processor, a memory, and a computer program stored in the memory and capable of running on the processor, wherein when being executed by the processor, the computer program implements the processes of the above-mentioned method for deleting an auxiliary cell group applied to a network node, and can achieve the same technical effects, and is not described herein again to avoid repetition.
Specifically, fig. 10 is a schematic diagram of a hardware structure of a network node for implementing various embodiments of the present invention, where the network node 110 includes, but is not limited to: bus 111, transceiver 112, antenna 113, bus interface 114, processor 115, and memory 116.
In this embodiment of the present invention, the network node 110 further includes: a computer program stored on the memory 116 and executable on the processor 115, the computer program when executed by the processor 115 performing the steps of:
sending conditional delete SCG information to the terminal equipment;
the condition deletion SCG information is used for the terminal device to delete SCG information according to the condition, evaluate whether one or more target cells of SCG meet the condition corresponding to the target cell to be deleted, obtain an evaluation result, and trigger the process of deleting the SCG target cell according to the evaluation result.
A transceiver 112 for receiving and transmitting data under the control of a processor 115.
In FIG. 10, a bus architecture (represented by bus 111), bus 111 may include any number of interconnected buses and bridges, bus 111 linking together various circuits including one or more processors, represented by processor 115, and memory, represented by memory 116. The bus 111 may also link together various other circuits such as peripherals, voltage regulators, power management circuits, and the like, which are well known in the art, and therefore, will not be described any further herein. A bus interface 114 provides an interface between the bus 111 and the transceiver 112. The transceiver 112 may be one element or may be multiple elements, such as multiple receivers and transmitters, providing a means for communicating with various other apparatus over a transmission medium. The data processed by the processor 115 is transmitted over a wireless medium via the antenna 113, and further, the antenna 113 receives the data and transmits the data to the processor 115.
The processor 115 is responsible for managing the bus 111 and general processing and may also provide various functions including timing, peripheral interfaces, voltage regulation, power management, and other control functions. And the memory 116 may be used to store data used by the processor 115 in performing operations.
Alternatively, the processor 115 may be a CPU, ASIC, FPGA or CPLD.
The embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the computer program implements the processes of the foregoing auxiliary cell group deletion method applied to the terminal device, and can achieve the same technical effects, and is not described herein again to avoid repetition. The computer-readable storage medium is, for example, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
The embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the computer program implements the processes of the foregoing auxiliary cell group deletion method applied to a network node, and can achieve the same technical effects, and is not described herein again to avoid repetition. The computer-readable storage medium is, for example, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network node) to execute the method according to the embodiments of the present invention.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (27)
1. A method for deleting a secondary cell group is applied to terminal equipment and is characterized by comprising the following steps:
receiving conditional deletion auxiliary cell group SCG information sent by a network node;
deleting SCG information according to the condition, and evaluating whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion to obtain an evaluation result;
triggering the process of deleting the SCG target cell according to the evaluation result;
wherein the conditional delete SCG information includes one or more of:
identification information of one or more conditionally deleted target cells;
one or more conditions for triggering deletion of the target cell;
one or more trigger deletes the condition identification information corresponding to the target cell;
one or more trigger deletes the condition action time corresponding to the target cell;
one or more configuration information after deleting the target cell;
wherein the condition for triggering deletion of the target cell includes one or more of the following:
the measuring result of the target cell reaches or is lower than a preset threshold value;
the measuring result of the serving cell reaches or exceeds a preset threshold value;
the difference value between the measurement result of the serving cell and the measurement result of the target cell reaches or exceeds a preset threshold value;
the measurement result of the serving cell reaches or exceeds a first preset threshold value, and the measurement result of the target cell reaches or is lower than a second preset threshold value;
the measurement result of the adjacent cell reaches or exceeds a preset threshold value;
the measurement result of the neighboring cell reaches or exceeds a third preset threshold value, and the measurement result of the serving cell reaches or is lower than a fourth preset threshold value.
2. The method of claim 1, wherein the measurement results comprise one or more of:
reference symbol received strength RSRP, reference signal received quality RSRQ, and signal to interference and noise ratio SINR.
3. The method according to claim 1, wherein the conditional delete SCG information includes one or more conditions that trigger deletion of the target cell, and one or more configuration information after deletion of the target cell; the process for triggering the deletion of the SCG target cell comprises the following steps:
deleting the SCG target cell meeting the condition of triggering the deletion of the target cell, and configuring according to the configuration information after the deletion of the SCG target cell.
4. The method according to claim 1, wherein the conditional delete SCG information includes one or more conditions and conditional action times corresponding to trigger deletion of the target cell;
the deleting the SCG information according to the condition, and evaluating whether one or more target cells of the SCG satisfy a condition corresponding to triggering the deletion of the target cell to obtain an evaluation result, including:
starting a timer aiming at each condition corresponding to the target cell to be deleted; the duration of the timer is the corresponding conditioning action time of each triggered deleting target cell;
and before the timer is not overtime, evaluating whether the corresponding target cell meets the condition for triggering deletion of the target cell to obtain the evaluation result.
5. The method of claim 4, wherein in the event that at least one timer is started, the method further comprises:
when the conditional deletion SCG information includes conditional identification information corresponding to one or more trigger deletion target cells and one or more timers in the at least one timer are overtime, deleting the conditional identification information corresponding to the trigger deletion target cells corresponding to the overtime timer; or
And when the conditional delete SCG information comprises configuration information of one or more deleted target cells and one or more timers in the at least one timer are overtime, deleting the configuration information of the deleted target cells corresponding to the overtime timer.
6. The method according to claim 1, wherein after receiving conditional delete SCG information sent by a network node, the method further comprises:
sending configuration confirmation information to the network node;
wherein the configuration confirmation information is used for the network node to determine corresponding conditional delete SCG confirmation information.
7. The method of claim 6, wherein the configuration confirmation information comprises one or more of:
rejecting condition to delete SCG information;
the agreement condition deletes the information of the SCG.
8. The method of claim 7, wherein the information that the reject condition deletes the SCG comprises one or more of:
identification information of the rejected one or more conditionally deleted target cells;
one or more rejected triggers delete condition identification information corresponding to the target cell;
configuration information of the rejected one or more deleted target cells;
the information of the SCG deleted under the consent condition includes one or more of the following items:
identification information of the target cell of the agreed one or more conditions deletion;
one or more agreed trigger deletion target cell corresponding condition identification information;
configuration information after the agreed one or more deleted target cells.
9. The method of claim 1, wherein before the triggering the process of deleting the SCG target cell, the method further comprises:
sending a notification message to the main node or the auxiliary node;
the notification message is used to notify the primary node or the secondary node of the relevant information of the SCG deleted by the terminal device.
10. The method according to claim 9, wherein the SCG-related information deleted by the terminal device includes one or more of the following:
identification information of one or more conditionally deleted target cells;
one or more satisfied condition identification information triggering deletion of the target cell;
one or more configuration information after deleting the target cell satisfying the condition.
11. The method according to claim 1, wherein after the triggering the process of deleting the SCG target cell, the method further comprises at least one of:
stopping evaluating whether one or more target cells of the SCG meet conditions corresponding to triggering deletion of the target cells;
deleting one or more condition identification information corresponding to the trigger deletion target cell;
and deleting the configurational information of one or more deleted target cells which are not configured.
12. A method for deleting a secondary cell group is applied to a network node and is characterized by comprising the following steps:
sending conditional delete SCG information to the terminal equipment;
the condition deletion SCG information is used for the terminal equipment to delete SCG information according to the condition, evaluate whether one or more target cells of SCG meet the condition corresponding to the target cell to be deleted, obtain an evaluation result, and trigger the process of deleting the SCG target cell according to the evaluation result;
wherein the conditional delete SCG information includes one or more of:
identification information of one or more conditionally deleted target cells;
one or more conditions for triggering deletion of the target cell;
one or more trigger deletes the condition identification information corresponding to the target cell;
one or more trigger deletes the condition action time corresponding to the target cell;
one or more configuration information after deleting the target cell;
wherein the condition for triggering deletion of the target cell includes one or more of the following:
the measuring result of the target cell reaches or is lower than a preset threshold value;
the measuring result of the serving cell reaches or exceeds a preset threshold value;
the difference value between the measurement result of the serving cell and the measurement result of the target cell reaches or exceeds a preset threshold value;
the measurement result of the serving cell reaches or exceeds a first preset threshold value, and the measurement result of the target cell reaches or is lower than a second preset threshold value;
the measurement result of the adjacent cell reaches or exceeds a preset threshold value;
the measurement result of the neighboring cell reaches or exceeds a third preset threshold value, and the measurement result of the serving cell reaches or is lower than a fourth preset threshold value.
13. The method of claim 12, wherein the network node is a primary node or a secondary node.
14. The method according to claim 13, wherein the network node is a master node, and before sending the conditional delete SCG message to the terminal device, the method further comprises:
sending conditional delete SCG request information to an auxiliary node, and receiving conditional delete SCG feedback information sent by the auxiliary node;
or,
receiving conditional delete SCG request information sent by an auxiliary node, and sending conditional delete SCG feedback information to the auxiliary node;
the conditional delete SCG feedback information is used for the master node to determine corresponding conditional delete SCG information.
15. The method according to claim 13, wherein the network node is a secondary node, and before sending the conditional delete SCG message to the terminal device, the method further comprises:
sending conditional deletion SCG request information to a main node, and receiving conditional deletion SCG feedback information sent by the main node;
or,
receiving conditional delete SCG request information sent by a main node, and sending conditional delete SCG feedback information to the main node;
the conditional delete SCG feedback information is used by the secondary node to determine corresponding conditional delete SCG information.
16. The method of claim 12, wherein the measurement results include one or more of:
RSRP, RSRQ, and SINR.
17. The method according to claim 14 or 15, wherein the conditional delete SCG feedback information comprises one or more of:
rejecting condition to delete SCG information;
the agreement condition deletes the information of the SCG.
18. The method of claim 17, wherein the information that the reject condition deletes SCGs comprises one or more of:
one or more rejected triggers delete condition identification information corresponding to the target cell;
configuration information of the rejected one or more deleted target cells;
the information of the SCG deleted under the consent condition includes one or more of the following items:
one or more agreed trigger deletion target cell corresponding condition identification information;
the agreed one or more triggers delete the conditional action time corresponding to the target cell;
configuration information after the agreed one or more deleted target cells.
19. The method according to claim 13, wherein the network node is a master node, and after sending the conditional delete SCG message to the terminal device, the method further comprises:
receiving configuration confirmation information sent by the terminal equipment;
sending conditional delete SCG confirmation information to the auxiliary node according to the configuration confirmation information;
or,
the network node is an auxiliary node, and after sending the conditional delete SCG information to the terminal device, the method further includes:
receiving configuration confirmation information sent by the terminal equipment;
and sending conditional delete SCG confirmation information to the main node according to the configuration confirmation information.
20. The method according to claim 12, wherein after sending the conditional delete SCG information to the terminal device, the method further comprises:
receiving a notification message sent by the terminal equipment;
wherein, the notification message is used to notify the network node of the relevant information of the SCG deleted by the terminal device.
21. The method of claim 13, wherein the network node is a master node, the method further comprising:
sending relevant information of canceling conditional delete SCG to an auxiliary node, wherein the relevant information of canceling conditional delete SCG is used for the auxiliary node to determine that a corresponding conditional delete SCG cell is canceled;
or,
the network node is a secondary node, and the method further comprises:
and sending related information of canceling condition deleting SCG to the main node, wherein the related information of canceling condition deleting SCG is used for the main node to determine that the corresponding condition deleting SCG cell is canceled.
22. The method of claim 21, wherein the cancellation condition deleting SCG related information comprises one or more of:
identification information of one or more cancelled conditionally deleted target cells;
one or more cancelled trigger deletes the condition identification information corresponding to the target cell;
one or more cancelled configuration information after deletion of the target cell;
identification information of the terminal device.
23. A terminal device, comprising:
the first receiving module is used for receiving the conditional deletion SCG information sent by the network node;
the evaluation module is used for deleting the SCG information according to the condition, and evaluating whether one or more target cells of the SCG meet the condition corresponding to the target cell triggering deletion to obtain an evaluation result;
the triggering module is used for triggering the process of deleting the SCG target cell according to the evaluation result;
wherein the conditional delete SCG information includes one or more of:
identification information of one or more conditionally deleted target cells;
one or more conditions for triggering deletion of the target cell;
one or more trigger deletes the condition identification information corresponding to the target cell;
one or more trigger deletes the condition action time corresponding to the target cell;
one or more configuration information after deleting the target cell;
wherein the condition for triggering deletion of the target cell includes one or more of the following:
the measuring result of the target cell reaches or is lower than a preset threshold value;
the measuring result of the serving cell reaches or exceeds a preset threshold value;
the difference value between the measurement result of the serving cell and the measurement result of the target cell reaches or exceeds a preset threshold value;
the measurement result of the serving cell reaches or exceeds a first preset threshold value, and the measurement result of the target cell reaches or is lower than a second preset threshold value;
the measurement result of the adjacent cell reaches or exceeds a preset threshold value;
the measurement result of the neighboring cell reaches or exceeds a third preset threshold value, and the measurement result of the serving cell reaches or is lower than a fourth preset threshold value.
24. A network node, comprising:
the third sending module is used for sending the conditional deletion SCG information to the terminal equipment;
the condition deletion SCG information is used for the terminal equipment to delete SCG information according to the condition, evaluate whether one or more target cells of SCG meet the condition corresponding to the target cell to be deleted, obtain an evaluation result, and trigger the process of deleting the SCG target cell according to the evaluation result;
wherein the conditional delete SCG information includes one or more of:
identification information of one or more conditionally deleted target cells;
one or more conditions for triggering deletion of the target cell;
one or more trigger deletes the condition identification information corresponding to the target cell;
one or more trigger deletes the condition action time corresponding to the target cell;
one or more configuration information after deleting the target cell;
wherein the condition for triggering deletion of the target cell includes one or more of the following:
the measuring result of the target cell reaches or is lower than a preset threshold value;
the measuring result of the serving cell reaches or exceeds a preset threshold value;
the difference value between the measurement result of the serving cell and the measurement result of the target cell reaches or exceeds a preset threshold value;
the measurement result of the serving cell reaches or exceeds a first preset threshold value, and the measurement result of the target cell reaches or is lower than a second preset threshold value;
the measurement result of the adjacent cell reaches or exceeds a preset threshold value;
the measurement result of the neighboring cell reaches or exceeds a third preset threshold value, and the measurement result of the serving cell reaches or is lower than a fourth preset threshold value.
25. A terminal device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the computer program, when executed by the processor, implements the steps of the secondary cell group deletion method as claimed in any one of claims 1 to 11.
26. A network node comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the computer program, when executed by the processor, carries out the steps of the secondary cell group deletion method as claimed in any one of claims 12 to 22.
27. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the secondary cell group deletion method as claimed in any one of claims 1 to 22.
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CN113825185B (en) * | 2020-06-19 | 2022-10-28 | 维沃移动通信有限公司 | Method and device for suspending secondary cell group |
CN114339805A (en) * | 2020-09-29 | 2022-04-12 | 展讯通信(上海)有限公司 | Configuration method and device for PSCell condition updating in dual connectivity, storage medium, base station and terminal |
CN114339811A (en) * | 2020-09-30 | 2022-04-12 | 维沃移动通信有限公司 | Method and device for executing target operation and terminal equipment |
EP4233482A4 (en) * | 2020-10-22 | 2024-07-24 | Lenovo Beijing Ltd | Methods and apparatuses for a scg deactivation mechanism and a scg activation mechanism in a mr-dc scenario |
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