WO2019238028A1 - 小区管理方法、终端及网络侧设备 - Google Patents
小区管理方法、终端及网络侧设备 Download PDFInfo
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- WO2019238028A1 WO2019238028A1 PCT/CN2019/090654 CN2019090654W WO2019238028A1 WO 2019238028 A1 WO2019238028 A1 WO 2019238028A1 CN 2019090654 W CN2019090654 W CN 2019090654W WO 2019238028 A1 WO2019238028 A1 WO 2019238028A1
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- trigger condition
- cell
- time length
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0806—Configuration setting for initial configuration or provisioning, e.g. plug-and-play
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/18—Network planning tools
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
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- H—ELECTRICITY
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- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
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- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
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- H04W36/16—Performing reselection for specific purposes
- H04W36/20—Performing reselection for specific purposes for optimising the interference level
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- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0061—Transmission or use of information for re-establishing the radio link of neighbour cell information
Definitions
- the present disclosure relates to the field of communication technologies, and in particular, to a cell management method, a terminal, and a network-side device.
- conditional triggering can be used to manage cells.
- Management methods can include: adding, deleting, modifying, or switching cells.
- the condition management cell means that the network-side device prepares one or more candidate target cells for the terminal in advance based on the measurement results reported by the terminal, and sends a condition management command to the terminal, where the condition management command includes a list of candidate target cells, and the candidate target cell corresponds to Management trigger conditions, resource configuration corresponding to the candidate target cell, etc., the terminal receives the condition management command and immediately executes the management operation on the candidate cell after determining that the candidate cell meets the preset management trigger condition.
- the candidate cell can be regarded as Target cell.
- the channel quality such as the measured RSRP (Reference, Received Power, and Reference Symbol Received Power)
- changes relatively quickly which easily leads to frequent cell management.
- conditional handover ie Conditional Handover
- the terminal switches to the target cell immediately after meeting the handover trigger condition.
- the channel quality such as the measured RSRP (Reference Received Power)
- RSRP Reference Received Power
- the present disclosure provides a cell management method, a terminal, and a network-side device to solve the problem of frequent cell management operations caused by channel quality conversion in related technologies.
- an embodiment of the present disclosure provides a cell management method, which is applied to a terminal, and the method includes:
- Configuration information sent by a network-side device where the configuration information includes a trigger condition and an evaluation time length for triggering the terminal to perform a cell management operation
- the cell management operation is abandoned; and / or if the time length that the trigger condition is met is greater than or equal to the evaluation time length, the cell management operation is performed. .
- an embodiment of the present disclosure provides a cell management method, which is applied to a network-side device.
- the method includes:
- the configuration information includes a trigger condition and an evaluation time length used to trigger the terminal to perform a cell management operation.
- an embodiment of the present disclosure further provides a terminal, where the terminal includes:
- a receiving module configured to receive configuration information sent by a network-side device, where the configuration information includes a trigger condition and an evaluation time length for triggering the terminal to perform a cell management operation;
- a management module configured to abandon the cell management operation if the time length satisfying the trigger condition is less than the evaluation time length; and / or, if the time length satisfying the trigger condition is greater than or equal to the evaluation time length, Then a cell management operation is performed.
- an embodiment of the present disclosure further provides a network-side device, where the network-side device includes:
- the sending module is configured to send configuration information to the terminal, where the configuration information includes a trigger condition and an evaluation time length for triggering the terminal to perform a cell management operation.
- an embodiment of the present disclosure further provides a terminal.
- the terminal includes a processor, a memory, and a computer program stored on the memory and executable on the processor.
- the computer program is processed by the processor. When executed, the steps of the cell management method applied to the terminal as described above are implemented.
- an embodiment of the present disclosure further provides a network-side device.
- the network-side device includes a processor, a memory, and a computer program stored in the memory and executable on the processor.
- the computer program is When the processor executes, the steps of implementing the cell management method applied to the network-side device as described above are implemented.
- an embodiment of the present disclosure further provides a computer-readable storage medium, where the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, implements the cell management method applied to a terminal as described above. Or the steps of implementing the cell management method applied to the network-side device as described above.
- configuration information sent by a network-side device is received, and the configuration information includes a trigger condition and an evaluation time length for triggering the terminal to perform a cell management operation; if the time length for which the trigger condition is satisfied is less than If the evaluation time length is described, the cell management operation is abandoned; and / or if the time length that meets the trigger condition is greater than or equal to the evaluation time length, the cell management operation is performed. It can be seen that the terminal in the embodiment of the present disclosure is allowed to perform a cell management operation only when the trigger condition is satisfied within the evaluation time length, thereby reducing frequent cell management operations caused by channel quality change.
- FIG. 1 is a flowchart of conditional switching provided by an embodiment of the present disclosure
- FIG. 2 is a structural diagram of a network system applicable to an embodiment of the present disclosure
- FIG. 3 is a flowchart of a cell management method according to an embodiment of the present disclosure.
- FIG. 4 is a second flowchart of a cell management method according to an embodiment of the present disclosure.
- FIG. 5 is one of the structural diagrams of a terminal provided by an embodiment of the present disclosure.
- FIG. 6 is one of the structural diagrams of a network-side device according to an embodiment of the present disclosure.
- FIG. 7 is a second structural diagram of a terminal provided by an embodiment of the present disclosure.
- FIG. 8 is a second structural diagram of a network-side device according to an embodiment of the present disclosure.
- condition switching process may include the following steps:
- Step S1 The source node sends a handover request (Handover Request, referred to as HO Request) to one target node or multiple target nodes.
- HO Request handover request
- the source node sends a handover request to the target node a and the target node b as an example for description.
- Step S2 The target node feeds back the handover confirmation information to the source node, that is, the handover request response (HO Request).
- the target node a and the target node b respectively send a handover request response to the source node.
- Step S3 The source node sends a conditional HO configuration to the terminal.
- the source node sends the conditional switching configuration information to the terminal, with configuration information reservation (that is, Resource Reservation).
- Step S4 The terminal evaluates candidate cell conditions and selects a target cell for handover.
- the terminal evaluates whether the condition of the candidate cell is satisfied, and may select a target cell that meets the condition for handover.
- the terminal can evaluate whether the conditions of the target node a and the target node b are met, and when the terminal meets the conditions of the target node a, it can initiate a random access process to the target node a.
- Step S5 The terminal initiates a random access procedure in the selected target cell.
- random access may include contention-free random access or contention-based random access (that is, content-based random access) and the like.
- the terminal selects the target node a to initiate random access.
- Step S6 The terminal sends handover completion information to the selected target node.
- the terminal initiates handover completion information (that is, HO Complete) to the target node a.
- handover completion information that is, HO Complete
- Step S7 The source node sends a conditional switching cancellation command to other target nodes that are not selected.
- the source node sends a conditional switching cancellation command (that is, Conditional HO Cancellation) to the target node b.
- a conditional switching cancellation command that is, Conditional HO Cancellation
- Step S8 The unselected other target node sends a conditional switching cancellation confirmation command to the source node.
- the source node sends a conditional switching cancellation command (that is, Conditional HO Cancellation Confirmation) to the target node b.
- a conditional switching cancellation command that is, Conditional HO Cancellation Confirmation
- the terminal adopts a DC (Dual Connectivity, dual connectivity) architecture, including two cell groups (MCG (Master Cell Group) and SCG (Secondary Cell Group).
- MCG Master Cell Group
- SCG Secondary Cell Group
- MCG includes PCell (Primary Cell, Primary Cell) and SCell (Secondary Cell, Secondary Cell)
- SCG includes PSCell (Primary Secondary Cell, Primary and Secondary Cell) and SCell.
- PCell and PSCell can also be collectively referred to as SpCell (Special Cell).
- FIG. 2 is a structural diagram of a network system applicable in the embodiment of the present disclosure. As shown in FIG. 2, it includes a terminal 21, a source node 22, and a target node 23. Among them, the terminal 21, the source node 22, and the target node 23 can communicate with each other through the network.
- the terminal 21 may also be referred to as a terminal or a user terminal (User) (UE), and the terminal 21 may be a mobile phone, a tablet computer (Personal Computer), a laptop computer (Laptop Computer), and a personal digital assistant (Personal Digital Assistant (PDA)), Mobile Internet Device (MID), Wearable Device (Wearable Device), or in-vehicle devices such as terminal-side devices.
- UE user terminal
- PDA Personal Digital Assistant
- MID Mobile Internet Device
- Wearable Device Wearable Device
- in-vehicle devices such as terminal-side devices.
- the terminal is not limited in the embodiments of the present disclosure. 21 specific types.
- the source node 22 may be one of the network nodes to which the terminal 21 is currently connected.
- the network node to which the terminal 21 is currently connected includes MN and SN
- the source node 22 may be one of the MN and SN.
- the target node 23 may be a network node among the network nodes to which the terminal 21 is currently connected, or may be a network node to which the terminal 21 is not currently connected. Because, in the embodiment of the present disclosure, the cell configuration performed by the terminal 21 may include at least one configuration of adding a cell, deleting a cell, modifying a cell, and switching a cell. Then, during the cell configuration process, the terminal 21 may interact with the target node 23 Establish a connection, or delete the connection with the target node 23, or modify the configuration information of the target node 23.
- the network structure applied in the embodiment of the present disclosure may include one or more target nodes 23, where one target node 23 is taken as an example in the drawing.
- the network node can be a 5G or later version of a base station (for example: 5G, NR, NB), or a base station in another communication system, or called a Node B, an evolved Node B, or MN, or SN, or other words in the field As long as the same technical effect is achieved, the base station is not limited to a specific technical vocabulary.
- a base station for example: 5G, NR, NB
- a base station in another communication system or called a Node B, an evolved Node B, or MN, or SN, or other words in the field
- the base station is not limited to a specific technical vocabulary.
- the cell management method in the embodiment of the present disclosure can be applied to the conditional handover process, that is, the source node 22 and the target node 23 can be the source base station and the target base station in the conditional handover process, and can also be applied to the DC architecture, that is, the source node 22 described above.
- the target node 23 may be the source SN and the target SN in the DC architecture, or the source MN and the target SN in the DC architecture.
- FIG. 3 is one of the flowcharts of a cell management method according to an embodiment of the present disclosure.
- the cell management method of this embodiment is applied to a terminal.
- the cell management method in this embodiment includes the following steps:
- Step 301 Receive configuration information sent by a network-side device, where the configuration information includes a trigger condition and an evaluation time length for triggering the terminal to perform a cell management operation.
- the network-side device may send the foregoing configuration information through a Radio Resource Control (RRC) message.
- RRC Radio Resource Control
- this embodiment of the present disclosure is not limited, for example, it may be other downlink messages.
- the configuration information includes an evaluation time length (also referred to as evaluation time interval information), which is a time length used to evaluate a trigger condition, indicating that the terminal meets a trigger condition for triggering cell management at least within the evaluation time interval, Only allowed to perform cell management operations.
- the node that determines the evaluation time length may be a source node or a target node that manages a cell, such as a source base station or a target base station during a handover process.
- a trigger condition (or a trigger event) in the configuration information is used to indicate that a cell management operation can be performed when the terminal meets the trigger condition.
- the performing the cell management operation may include, but is not limited to, at least one of adding a cell, deleting a cell, modifying a cell, and switching a cell.
- the trigger condition in the configuration information may include, but is not limited to, a threshold value that triggers a cell management operation. Further, the triggering conditions in the configuration information may further include measurement parameters that trigger cell management operations, where the measurement parameters may include, but are not limited to, RSRP (Reference Signaling Power) and RSRQ (Reference Signaling Receiving Quality) , Reference signal reception quality), SINR (Signal, Interference, Plus, Noise, Ratio).
- RSRP Reference Signaling Power
- RSRQ Reference Signaling Receiving Quality
- SINR Signaling Receiving Quality
- the trigger condition may be a measurement parameter of one or more cells, for example, the measurement result of RSRP meets the threshold value of the network configuration.
- the measurement result of RSRP of serving cell 1 is lower than the threshold value
- the measurement result of the RSRP of the neighboring cell 2 is higher than the threshold.
- the configuration information in this embodiment may include one or more trigger conditions.
- the trigger condition in step 301 can be understood as any one of the above trigger conditions; in the scenario where the configuration information includes only one trigger condition, in step 301 Is the trigger condition.
- the trigger condition and the evaluation time length may be a one-to-one correspondence, or a one-to-many correspondence, or a many-to-one correspondence, which may be specifically determined according to actual needs. This embodiment of the present disclosure does not deal with this. limited.
- the terminal may start to evaluate whether the trigger condition is satisfied within an evaluation time length corresponding to the trigger condition, and then execute step 302 according to the evaluation result.
- the trigger condition included in the configuration information can be understood as the identification information (condition ID) of the trigger condition.
- the trigger condition can be identified by the identification information of the trigger condition, or the trigger condition can be associated with the evaluation time length through the identification information.
- the configuration information may include only the trigger conditions, or in addition to the trigger conditions, identification information corresponding to the trigger conditions.
- Step 302 If the time period for which the trigger condition is satisfied is less than the evaluation time period, then abandon the cell management operation; and / or, if the time period for which the trigger condition is satisfied is greater than or equal to the evaluation time period, execute Cell management operations.
- the terminal evaluates the trigger condition according to the received configuration information, and evaluates whether the trigger condition in the configuration information is met.
- the terminal may perform a measurement operation corresponding to the trigger condition, and detect whether a measurement result of the measurement operation meets the trigger condition. For example, check whether the RSRP value of the measurement result exceeds the RSRP threshold indicated by event1.
- the terminal continues to perform the measurement operation, and records the length of time (or duration) during which the measurement result meets the trigger condition, so as to compare the above time length with the evaluation time length. Compare.
- the terminal does not perform a cell management operation at least within the evaluation time length, so that frequent cell management operations caused by channel quality change can be reduced.
- the cell management method of this embodiment receives configuration information sent by a network-side device, where the configuration information includes a trigger condition and an evaluation time length for triggering the terminal to perform a cell management operation; if the time length for which the trigger condition is satisfied is less than Performing the cell management operation during the evaluation time period; and / or performing the cell management operation if the time period for which the trigger condition is satisfied is greater than or equal to the evaluation time length. It can be seen that the terminal of the embodiment of the present disclosure is allowed to perform a cell management operation only when the trigger condition is satisfied within the evaluation time length, thereby reducing frequent cell management operations caused by channel quality change.
- the terminal may record the length of time that the trigger condition is satisfied in multiple ways.
- the method further includes:
- a timer corresponding to the trigger condition is started, and the timer corresponding to the trigger condition is stopped if it is detected that the trigger condition is not satisfied.
- the terminal stops the timer corresponding to the trigger condition.
- the timer corresponding to the trigger condition (also called a condition evaluation timer, such as time to trigger) can be started when the terminal detects that the trigger condition is met, and stops when the terminal detects that the trigger condition is not met. . That is, during the running of the timer corresponding to the trigger condition, the terminal always satisfies the trigger condition. Therefore, the running time of the timer corresponding to the triggering condition may be used to characterize a length of time (or a duration of time) that satisfies the triggering condition.
- the terminal may start different timers for different trigger conditions that are met. To facilitate understanding, it is described by using trigger condition 1 and trigger condition 2 as an example, and the terminal may start a timer corresponding to trigger condition 1 and a timer corresponding to trigger condition 2 respectively. In addition, after the terminal performs the cell management operation corresponding to the trigger condition 1, the timer corresponding to the trigger condition 2 can be stopped, thereby reducing the power consumption of the terminal.
- the terminal may also record the duration of the time that meets the triggering condition by using other methods, such as starting a timer corresponding to the triggering condition.
- the terminal may determine a result of determining whether a timer corresponding to the trigger condition times out, the details are as follows:
- the cell management operation is abandoned; and / or, if the time period for which the trigger condition is satisfied is greater than or equal to the evaluation time length ,
- the cell management operation is performed, which can be specifically expressed as:
- the cell management operation is abandoned; and / or if the timer corresponding to the trigger condition expires, the cell management operation is performed; wherein the trigger condition corresponds to The timing threshold of the timer is greater than or equal to the evaluation time length.
- the terminal stops the timer corresponding to the triggering condition when it is detected that the triggering condition is not met. Therefore, if the timer corresponding to the triggering condition stops before timeout, it means that the trigger is satisfied.
- the duration of the condition is likely to be shorter than the evaluation duration, and the terminal may abandon the cell management operation.
- the terminal can also give up performing cell management operations, which can further reduce the problems caused by channel quality conversion. Frequent cell management operations.
- the timer corresponding to the trigger condition expires, it means that the duration of meeting the trigger condition is longer than or equal to the evaluation time length, and then the cell management operation may be allowed to be performed.
- the terminal can determine whether the timer corresponding to the trigger condition expires, and only allow the cell management operation to be performed when the timer corresponding to the trigger condition expires, thereby reducing frequent cells caused by channel quality changes. Management operations.
- the configuration information further includes N management information corresponding to the trigger condition, and the configuration information includes the N management information and the N management information, respectively.
- the corresponding evaluation time length, N is a positive integer
- performing the cell management operation includes:
- the management information is used to indicate a management operation type, including but not limited to at least one of an add, delete, modify, and switch operation.
- the management information and the evaluation time length may be a one-to-one correspondence relationship, and a many-to-one correspondence relationship may be specifically determined according to actual needs, which is not limited in the embodiments of the present disclosure.
- the trigger event 1 corresponds to management information 1 and management information 2, where management information 1 is a handover command of the target cell 1, management information 2 is a handover command of the target cell 2, and management information 1 corresponds to the evaluation time length T1 ,
- the management information 2 corresponds to the evaluation time length T2.
- the evaluation time length corresponding to the target management information may be expressed as the evaluation time length T1 of the management information 1 corresponding to the trigger event 1.
- the cell management operation is abandoned; and / or, if the length of time that the trigger condition is met is greater than or equal to the evaluation
- the length of time, performing the cell management operation can be expressed as:
- the time length for which the trigger condition is satisfied is less than the evaluation time length corresponding to the target management information in the N pieces of management information, abandoning the management operation corresponding to the target management information for the cell; and / or, if the If the time length of the trigger condition is greater than or equal to the evaluation time length corresponding to the target management information, a management operation corresponding to the target management information is performed on the cell.
- the terminal performs a handover operation on the cell, that is, switches to the cell.
- the target management information is the management information corresponding to the trigger condition; if N is a positive integer greater than 1, the target management information can be understood as any management corresponding to the trigger condition information.
- the terminal is allowed to perform a management operation corresponding to the target management information on a cell only when the length of time that meets the trigger condition is greater than or equal to the evaluation time length corresponding to the target management information, thereby reducing Frequent cell management operations caused by quality change, and performing management operations corresponding to the target management information on the cells at the same time can improve the accuracy of the management operations.
- the configuration information further includes N management information corresponding to the trigger condition, and the configuration information includes an evaluation time length corresponding to each of the N management information, and an embodiment in which N is a positive integer is optional.
- performing a management operation corresponding to the target management information on the cell includes:
- the timer threshold of the timer corresponding to the target management information is greater than or equal to the evaluation corresponding to the target management information length of time.
- the terminal may start different timers for different management information, and may perform management corresponding to a certain management information on the cell at the terminal. After the operation, stop the timers corresponding to other management information, thereby reducing the power consumption of the terminal.
- the terminal can determine whether the timer corresponding to the target management information expires, and only when the timer corresponding to the target management information expires, is it allowed to perform a management operation corresponding to the target management information on the cell, thereby This can reduce frequent cell management operations caused by channel quality changes.
- the configuration information further includes K cells corresponding to the trigger condition, and the configuration information includes corresponding to the K cells, respectively.
- the evaluation time length, K is a positive integer
- performing the cell management operation includes:
- the time length for which the trigger condition is satisfied is greater than or equal to the evaluation time length corresponding to the target cell in the K cells, a management operation is performed on the target cell.
- the cell to be evaluated and managed corresponding to the trigger event 1 includes cell 1 or cell 2, cell 1 corresponds to the evaluation time length T3, and cell 2 corresponds to the evaluation time length T4.
- the evaluation time length corresponding to the target cell may be expressed as the evaluation time length T3 of the cell 1 corresponding to the trigger event 1.
- the cell management operation is abandoned; and / or, if the length of time that the trigger condition is met is greater than or equal to the evaluation
- the length of time, performing the cell management operation can be expressed as:
- the target cell is the cell corresponding to the trigger condition; if K is a positive integer greater than 1, the target cell can be understood as any cell corresponding to the trigger condition.
- the terminal is allowed to perform management operations on the target cell only when the length of time that meets the trigger condition is greater than or equal to the evaluation time length corresponding to the target cell, thereby reducing frequent cell management caused by channel quality change. Operation, while performing management operations on the target cell, can improve the accuracy of the cell management object.
- the K cells corresponding to the trigger conditions are also included.
- the configuration information includes an evaluation time length corresponding to each of the K cells, and an embodiment in which K is a positive integer is optional.
- performing a management operation on the target cell includes:
- a timer corresponding to the target cell times out, a management operation is performed on the target cell, and a timing threshold of the timer corresponding to the target cell is greater than or equal to an evaluation time length corresponding to the target cell.
- the terminal can start different timers for different cells, and after the terminal performs a cell-specific management operation on the cell, , Stop the timers corresponding to other cells, thereby reducing the power consumption of the terminal.
- the terminal can determine whether the timer corresponding to the target cell has timed out, and only allows the management operation to be performed on the target cell when the timer corresponding to the target cell has timed out, thereby reducing the frequent caused by the channel quality change. Cell management operations.
- Step 1 The network side device configures the configuration information of the condition management cell for the UE.
- the content of the configuration information includes:
- Time interval information for evaluating trigger conditions is a short period of time.
- the "trigger condition" may be that one or more cells meet a network configuration threshold, for example, the serving cell 1 is lower than the threshold 1 and the neighboring cell 2 is higher than the threshold.
- the "management information for managing the target cell” may be management information for converting the source cell into the target cell, such as a handover command.
- the "Time interval information for evaluating trigger conditions” includes any combination of one or more of the following:
- Evaluation time interval information of the configuration information corresponding to the trigger condition For example, there is multiple configuration information corresponding to the trigger event 1.
- Configuration information 1 is a handover command of the target cell 1.
- Configuration information 2 is a handover command of the target cell 2.
- the time interval information An evaluation time interval of the configuration information 1 corresponding to the trigger event 1;
- the evaluation time interval information of the cell corresponding to the trigger condition includes cell 1 or cell 2.
- the time interval information may be the evaluation time interval of cell 1 to be evaluated for the trigger event 1 .
- the node that determines the "time interval information for evaluating the trigger condition" may be a source node or a target node that manages a target cell, such as a source base station or a target base station in a handover process.
- Step 2 According to the configuration information in step 1, the UE evaluates the trigger conditions and evaluates whether the trigger conditions for network configuration are met. value". After the UE meets the trigger conditions of the network configuration, the UE evaluates whether the trigger conditions meet the trigger conditions within a certain time interval, and if so, the UE executes the configuration information corresponding to the trigger conditions. For example, if “serving cell 1 is lower than threshold 1 and neighboring cell 2 is higher than threshold” within time T, the UE switches to target cell 1.
- the behavior of the UE includes any combination of one or more of the following:
- condition evaluation timer (such as time, trigger, and timer) is started.
- condition evaluation timer While the condition evaluation timer is running, if the trigger condition is no longer met, the condition evaluation timer is stopped.
- the configuration information corresponding to the trigger condition is executed, such as executing a handover command for handover to the target cell 1.
- the UE may start different condition evaluation timers for different trigger conditions.
- the UE may start different condition evaluation timers for different target cells of the same triggering condition.
- the UE stops other condition evaluation timers.
- the condition-triggered evaluation time is introduced. Only when the trigger condition for triggering cell management is satisfied within the evaluation time interval, the cell management operation is allowed to be performed.
- the network-side device can control the time interval during which the UE evaluates the trigger condition. Only when the trigger condition is satisfied within the evaluation time interval can the cell management operation be performed, which can reduce the frequent caused by channel quality changes, etc. Cell management operations.
- FIG. 4 is a second flowchart of a cell management method according to an embodiment of the present disclosure.
- the cell management method of this embodiment is applied to a network-side device, and the network-side device may be a source node or a target node.
- the cell management method in this embodiment includes the following steps:
- Step 401 Send configuration information to a terminal, where the configuration information includes a trigger condition and an evaluation time length for triggering the terminal to perform a cell management operation.
- the configuration information further includes N management information corresponding to the trigger condition, the configuration information includes an evaluation time length corresponding to each of the N management information, and N is a positive integer.
- the configuration information further includes K cells corresponding to the trigger condition, the configuration information includes an evaluation time length corresponding to each of the K cells, and K is a positive integer.
- this embodiment is an implementation manner of a mobile communication terminal corresponding to the foregoing method embodiment. Therefore, reference may be made to related descriptions in the foregoing method embodiment, and the same beneficial effects may be achieved. In order to avoid repetitive description, it will not be repeated here.
- FIG. 5 is one of the structural diagrams of a terminal provided by an embodiment of the present disclosure. As shown in FIG. 5, the terminal 500 includes:
- the receiving module 501 is configured to receive configuration information sent by a network-side device, where the configuration information includes a trigger condition and an evaluation time length for triggering the terminal to perform a cell management operation;
- a management module 502 configured to abandon the cell management operation if the time length satisfying the triggering condition is less than the evaluation time length; and / or, if the time length satisfying the triggering condition is greater than or equal to the evaluation time length , The cell management operation is performed.
- the modules that the terminal 500 further includes are described below.
- a first control module configured to, after receiving configuration information sent by a network-side device, start a timer corresponding to the trigger condition if the trigger condition is detected to be satisfied, and detect that the trigger condition is not satisfied Stop the timer corresponding to the trigger condition.
- the management module 502 is specifically configured to:
- the cell management operation is abandoned; and / or if the timer corresponding to the trigger condition expires, the cell management operation is performed; wherein the trigger condition corresponds to The timing threshold of the timer is greater than or equal to the evaluation time length.
- the configuration information further includes N management information corresponding to the trigger condition, the configuration information includes an evaluation time length corresponding to each of the N management information, and N is a positive integer;
- the management module 502 is specifically configured to:
- the terminal 500 further includes:
- a second control module is configured to, after receiving configuration information sent by a network-side device, start a timer corresponding to the target management information if the trigger condition is detected to be met, and detect that the trigger condition is not met. In a case, stopping a timer corresponding to the target management information;
- the management module 502 is specifically configured to:
- the timer threshold of the timer corresponding to the target management information is greater than or equal to the evaluation corresponding to the target management information length of time.
- the configuration information further includes K cells corresponding to the trigger condition, the configuration information includes an evaluation time length corresponding to each of the K cells, and K is a positive integer;
- the management module 502 is specifically configured to:
- the time length for which the trigger condition is satisfied is greater than or equal to the evaluation time length corresponding to the target cell in the K cells, a management operation is performed on the target cell.
- the terminal 500 further includes:
- a third control module is configured to, after receiving configuration information sent by a network-side device, start a timer corresponding to the target cell if the trigger condition is detected to be satisfied, and detect that the trigger condition is not satisfied Stop the timer corresponding to the target cell;
- the management module 502 is specifically configured to:
- a timer corresponding to the target cell times out, a management operation is performed on the target cell, and a timing threshold of the timer corresponding to the target cell is greater than or equal to an evaluation time length corresponding to the target cell.
- the terminal 500 can implement the processes in the method embodiments of the present disclosure and achieve the same beneficial effects. To avoid repetition, details are not described herein again.
- FIG. 6 is one of the structural diagrams of a network-side device according to an embodiment of the present disclosure.
- the network-side device 600 includes:
- the sending module 601 is configured to send configuration information to a terminal, where the configuration information includes a trigger condition and an evaluation time length for triggering the terminal to perform a cell management operation.
- the configuration information further includes N management information corresponding to the trigger condition, the configuration information includes an evaluation time length corresponding to each of the N management information, and N is a positive integer.
- the configuration information further includes K cells corresponding to the trigger condition, the configuration information includes an evaluation time length corresponding to each of the K cells, and K is a positive integer.
- the network-side device 600 can implement the processes in the method embodiments of the present disclosure and achieve the same beneficial effects. To avoid repetition, details are not described herein again.
- FIG. 7 is a second structural diagram of a terminal provided by an embodiment of the present disclosure.
- the terminal may be a schematic diagram of a hardware structure of a terminal that implements various embodiments of the present disclosure.
- the terminal 700 includes, but is not limited to, a radio frequency unit 701, a network module 702, an audio output unit 703, an input unit 704, a sensor 705, a display unit 706, a user input unit 707, an interface unit 708, a memory 709, and processing 710, power supply 711 and other components.
- a radio frequency unit 701 a radio frequency unit 701
- a network module 702 an audio output unit 703
- an input unit 704 a sensor 705
- processing 710 power supply 711 and other components.
- the terminal 7 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or some components may be combined, or different component arrangements.
- the terminal includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palmtop computer, a car terminal, a wearable device, a pedometer, and the like.
- the radio frequency unit 701 is configured to:
- Configuration information sent by a network-side device where the configuration information includes a trigger condition and an evaluation time length for triggering the terminal to perform a cell management operation
- the processor 710 is configured to:
- the cell management operation is abandoned; and / or if the time length that the trigger condition is met is greater than or equal to the evaluation time length, the cell management operation is performed. .
- processor 710 is further configured to:
- a timer corresponding to the trigger condition is started, and the timer corresponding to the trigger condition is stopped if it is detected that the trigger condition is not satisfied.
- the cell management operation is abandoned; and / or if the timer corresponding to the trigger condition expires, the cell management operation is performed; wherein, the The timing threshold of the timer corresponding to the trigger condition is greater than or equal to the evaluation time length.
- the configuration information further includes N management information corresponding to the trigger condition, the configuration information includes an evaluation time length corresponding to each of the N management information, and N is a positive integer;
- the processor 710 is further configured to perform a management operation corresponding to the target management information on a cell if a time length satisfying the trigger condition is greater than or equal to an evaluation time length corresponding to the target management information in the N pieces of management information. .
- processor 710 is further configured to:
- the timer threshold of the timer corresponding to the target management information is greater than or equal to the evaluation corresponding to the target management information length of time.
- the configuration information further includes K cells corresponding to the trigger condition, and the configuration information includes an evaluation time length corresponding to each of the K cells, where K is a positive integer; the processor 710 further uses Since: if the length of time for which the trigger condition is met is greater than or equal to the evaluation time length corresponding to the target cell in the K cells, a management operation is performed on the target cell.
- processor 710 is further configured to:
- a timer corresponding to the target cell times out, a management operation is performed on the target cell, and a timing threshold of the timer corresponding to the target cell is greater than or equal to an evaluation time length corresponding to the target cell.
- terminal 700 in this embodiment can implement the processes in the method embodiments in the embodiments of the present disclosure and achieve the same beneficial effects. To avoid repetition, details are not described herein again.
- the radio frequency unit 701 may be used to receive and send signals during the process of receiving and sending information or during a call. Specifically, the downlink data from the base station is received and processed by the processor 710; The uplink data is sent to the base station.
- the radio frequency unit 701 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
- the radio frequency unit 701 can also communicate with a network and other devices through a wireless communication system.
- the terminal provides users with wireless broadband Internet access through the network module 702, such as helping users to send and receive email, browse web pages, and access streaming media.
- the audio output unit 703 can convert audio data received by the radio frequency unit 701 or the network module 702 or stored in the memory 709 into audio signals and output them as sound. Moreover, the audio output unit 703 may also provide audio output (for example, call signal reception sound, message reception sound, etc.) related to a specific function performed by the terminal 700.
- the audio output unit 703 includes a speaker, a buzzer, a receiver, and the like.
- the input unit 704 is configured to receive an audio or video signal.
- the input unit 704 may include a graphics processing unit (Graphics Processing Unit) (GPU) 7041 and a microphone 7042.
- the graphics processor 7041 pairs images of still pictures or videos obtained by an image capture device (such as a camera) in a video capture mode or an image capture mode. Data is processed.
- the processed image frames may be displayed on a display unit 706.
- the image frames processed by the graphics processor 7041 may be stored in the memory 709 (or other storage medium) or transmitted via the radio frequency unit 701 or the network module 702.
- the microphone 7042 can receive sound, and can process such sound into audio data.
- the processed audio data can be converted into a format that can be transmitted to a mobile communication base station via the radio frequency unit 701 in the case of a telephone call mode and output.
- the terminal 700 further includes at least one sensor 705, such as a light sensor, a motion sensor, and other sensors.
- the light sensor includes an ambient light sensor and a proximity sensor, wherein the ambient light sensor can adjust the brightness of the display panel 7061 according to the brightness of the ambient light, and the proximity sensor can close the display panel 7061 and / Or backlight.
- the accelerometer sensor can detect the magnitude of acceleration in various directions (usually three axes), and can detect the magnitude and direction of gravity when it is stationary, and can be used to identify the attitude of the terminal (such as horizontal and vertical screen switching, related games, Magnetometer attitude calibration), vibration recognition related functions (such as pedometer, tap), etc .; sensor 705 can also include fingerprint sensor, pressure sensor, iris sensor, molecular sensor, gyroscope, barometer, hygrometer, thermometer, infrared The sensors and the like are not repeated here.
- the display unit 706 is configured to display information input by the user or information provided to the user.
- the display unit 706 may include a display panel 7061, and the display panel 7061 may be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), or the like.
- LCD liquid crystal display
- OLED organic light-emitting diode
- the user input unit 707 may be used to receive inputted numeric or character information, and generate key signal inputs related to user settings and function control of the terminal.
- the user input unit 707 includes a touch panel 7071 and other input devices 7072.
- Touch panel 7071 also known as touch screen, can collect the user's touch operations on or near it (such as the user using a finger, stylus, etc. any suitable object or accessory on touch panel 7071 or near operating).
- the touch panel 7071 may include two parts, a touch detection device and a touch controller.
- the touch detection device detects the user's touch position, and detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives touch information from the touch detection device, converts it into contact coordinates, and sends it To the processor 710, receive the command sent by the processor 710 and execute it.
- various types such as resistive, capacitive, infrared, and surface acoustic wave can be used to implement the touch panel 7071.
- the user input unit 707 may further include other input devices 7072.
- other input devices 7072 may include, but are not limited to, a physical keyboard, function keys (such as volume control keys, switch keys, etc.), a trackball, a mouse, and a joystick, and details are not described herein again.
- the touch panel 7071 may be overlaid on the display panel 7061.
- the touch panel 7071 detects a touch operation on or near the touch panel 7071, the touch panel 7071 transmits the touch operation to the processor 710 to determine the type of the touch event.
- the type of event provides corresponding visual output on the display panel 7061.
- the touch panel 7071 and the display panel 7061 are implemented as two independent components to implement the input and output functions of the terminal, in some embodiments, the touch panel 7071 and the display panel 7061 can be integrated and Implement the input and output functions of the terminal, which are not limited here.
- the interface unit 708 is an interface through which an external device is connected to the terminal 700.
- the external device may include a wired or wireless headset port, an external power (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device with an identification module, audio input / output (I / O) port, video I / O port, headphone port, and more.
- the interface unit 708 may be used to receive an input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the terminal 700 or may be used between the terminal 700 and an external device. Transfer data.
- the memory 709 can be used to store software programs and various data.
- the memory 709 may mainly include a storage program area and a storage data area, where the storage program area may store an operating system, at least one application required by a function (such as a sound playback function, an image playback function, etc.), etc .; the storage data area may store data according to Data (such as audio data, phone book, etc.) created by the use of mobile phones.
- the memory 709 may include a high-speed random access memory, and may further include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other volatile solid-state storage devices.
- the processor 710 is a control center of the terminal, and uses various interfaces and lines to connect various parts of the entire terminal. By running or executing software programs and / or modules stored in the memory 709, and calling data stored in the memory 709, execution is performed. Various functions and processing data of the terminal, so as to monitor the terminal as a whole.
- the processor 710 may include one or more processing units; optionally, the processor 710 may integrate an application processor and a modem processor, wherein the application processor mainly processes an operating system, a user interface, and an application program, etc.
- the tuning processor mainly handles wireless communication. It can be understood that the foregoing modem processor may not be integrated into the processor 710.
- the terminal 700 may further include a power source 711 (such as a battery) for supplying power to various components.
- a power source 711 such as a battery
- the power source 711 may be logically connected to the processor 710 through a power management system, thereby implementing management of charging, discharging, and power consumption management through the power management system. And other functions.
- the terminal 700 includes some functional modules that are not shown, and details are not described herein again.
- an embodiment of the present disclosure further provides a terminal including a processor 710, a memory 709, and a computer program stored on the memory 709 and executable on the processor 710.
- a terminal including a processor 710, a memory 709, and a computer program stored on the memory 709 and executable on the processor 710.
- the computer program is executed by the processor 710
- FIG. 8 is a second structural diagram of a network-side device according to an embodiment of the present disclosure.
- the network-side device 800 includes: a processor 801, a memory 802, a user interface 803, a transceiver 804, and a bus. interface.
- the transceiver 804 is configured to:
- the configuration information includes a trigger condition and an evaluation time length used to trigger the terminal to perform a cell management operation.
- the configuration information further includes N management information corresponding to the trigger condition, the configuration information includes an evaluation time length corresponding to each of the N management information, and N is a positive integer.
- the configuration information further includes K cells corresponding to the trigger condition, the configuration information includes an evaluation time length corresponding to each of the K cells, and K is a positive integer.
- the bus architecture may include any number of interconnected buses and bridges, and one or more processors specifically represented by the processor 801 and various circuits of the memory represented by the memory 802 are linked together.
- the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art, so they are not described further herein.
- the bus interface provides an interface.
- the transceiver 804 may be multiple elements, including a transmitter and a receiver, providing a unit for communicating with various other devices over a transmission medium.
- the user interface 803 may also be an interface capable of externally connecting and connecting the required devices.
- the connected devices include, but are not limited to, a keypad, a display, a speaker, a microphone, a joystick, and the like.
- the processor 801 is responsible for managing the bus architecture and general processing, and the memory 802 may store data used by the processor 2601 when performing operations.
- the network-side device 800 can implement the processes implemented by the network-side device in the foregoing method embodiments. To avoid repetition, details are not described herein again.
- An embodiment of the present disclosure further provides a computer-readable storage medium.
- a computer program is stored on the computer-readable storage medium.
- the processes of the above-mentioned cell management method embodiments are implemented, and the same technology can be achieved. Effect, in order to avoid repetition, will not repeat them here.
- 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.
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Abstract
Description
Claims (23)
- 一种小区管理方法,应用于终端,包括:接收网络侧设备发送的配置信息,所述配置信息包括用于触发所述终端执行小区管理操作的触发条件和评估时间长度;若满足所述触发条件的时间长度小于所述评估时间长度,则放弃执行小区管理操作;和/或,若满足所述触发条件的时间长度大于或等于所述评估时间长度,则执行小区管理操作。
- 根据权利要求1所述的方法,其中,所述接收网络侧设备发送的配置信息之后,所述方法还包括:若检测到满足所述触发条件,则启动所述触发条件对应的定时器,并在检测到不满足所述触发条件的情况下停止所述触发条件对应的定时器。
- 如权利要求2所述的方法,其中,若所述触发条件对应的定时器在超时之前停止,则放弃执行小区管理操作;和/或,若所述触发条件对应的定时器超时,则执行小区管理操作;其中,所述触发条件对应的定时器的定时阈值大于或等于所述评估时间长度。
- 根据权利要求1所述的方法,其中,所述配置信息还包括与所述触发条件对应的N个管理信息,所述配置信息包括分别与所述N个管理信息对应的评估时间长度,N为正整数;所述若满足所述触发条件的时间长度大于或等于所述评估时间长度,则执行小区管理操作,包括:若满足所述触发条件的时间长度大于或者等于所述N个管理信息中目标管理信息对应的评估时间长度,则对小区执行与所述目标管理信息对应的管理操作。
- 根据权利要求4所述的方法,其中,所述接收网络侧设备发送的配置信息之后,所述方法还包括:若检测到满足所述触发条件,则启动所述目标管理信息对应的定时器,并在检测到不满足所述触发条件的情况下,停止所述目标管理信息对应的定时器;所述若满足所述触发条件的时间长度大于或者等于所述N个管理信息中目标管理信息对应的评估时间长度,则对小区执行与所述目标管理信息对应的管理操作,包括:若所述目标管理信息对应的定时器超时,则对小区执行与所述目标管理信息对应的管理操作,所述目标管理信息对应的定时器的定时阈值大于或等于所述目标管理信息对应的评估时间长度。
- 根据权利要求1所述的方法,其中,所述配置信息还包括与所述触发条件对应的K个小区,所述配置信息包括分别与所述K个小区对应的评估时间长度,K为正整数;所述若满足所述触发条件的时间长度大于或等于所述评估时间长度,则执行小区管理操作,包括:若满足所述触发条件的时间长度大于或者等于所述K个小区中的目标小区对应的评估时间长度,则对所述目标小区执行管理操作。
- 根据权利要求6所述的方法,其中,所述接收网络侧设备发送的配置信息之后,所述方法还包括:若检测到满足所述触发条件,则启动所述目标小区对应的定时器,并在检测到不满足所述触发条件的情况下停止所述目标小区对应的定时器;所述若满足所述触发条件的时间长度大于或者等于所述K个小区中的目标小区对应的评估时间长度,则对所述目标小区执行管理操作,包括:若所述目标小区对应的定时器超时,则对所述目标小区执行管理操作,所述目标小区对应的定时器的定时阈值大于或等于所述目标小区对应的评估时间长度。
- 一种小区管理方法,应用于网络侧设备,包括:向终端发送配置信息,所述配置信息包括用于触发所述终端执行小区管理操作的触发条件和评估时间长度。
- 根据权利要求8所述的方法,其中,所述配置信息还包括与所述触发条件对应的N个管理信息,所述配置信息包括分别与所述N个管理信息对应的评估时间长度,N为正整数。
- 根据权利要求8所述的方法,其中,所述配置信息还包括与所述触 发条件对应的K个小区,所述配置信息包括分别与所述K个小区对应的评估时间长度,K为正整数。
- 一种应用于终端,包括:接收模块,用于接收网络侧设备发送的配置信息,所述配置信息包括用于触发所述终端执行小区管理操作的触发条件和评估时间长度;管理模块,用于若满足所述触发条件的时间长度小于所述评估时间长度,则放弃执行小区管理操作;和/或,若满足所述触发条件的时间长度大于或等于所述评估时间长度,则执行小区管理操作。
- 根据权利要求11所述的终端,还包括:第一控制模块,用于在接收网络侧设备发送的配置信息之后,若检测到满足所述触发条件,则启动所述触发条件对应的定时器,并在检测到不满足所述触发条件的情况下停止所述触发条件对应的定时器。
- 如权利要求12所述的终端,其中,所述管理模块,具体用于:若所述触发条件对应的定时器在超时之前停止,则放弃执行小区管理操作;和/或,若所述触发条件对应的定时器超时,则执行小区管理操作;其中,所述触发条件对应的定时器的定时阈值大于或等于所述评估时间长度。
- 根据权利要求11所述的终端,其中,所述配置信息还包括与所述触发条件对应的N个管理信息,所述配置信息包括分别与所述N个管理信息对应的评估时间长度,N为正整数;所述管理模块,具体用于:若满足所述触发条件的时间长度大于或者等于所述N个管理信息中目标管理信息对应的评估时间长度,则对小区执行与所述目标管理信息对应的管理操作。
- 根据权利要求14所述的终端,还包括:第二控制模块,用于在接收网络侧设备发送的配置信息之后,若检测到满足所述触发条件,则启动所述目标管理信息对应的定时器,并在检测到不满足所述触发条件的情况下,停止所述目标管理信息对应的定时器;所述管理模块,具体用于:若所述目标管理信息对应的定时器超时,则对小区执行与所述目标管理 信息对应的管理操作,所述目标管理信息对应的定时器的定时阈值大于或等于所述目标管理信息对应的评估时间长度。
- 根据权利要求11所述的终端,其中,所述配置信息还包括与所述触发条件对应的K个小区,所述配置信息包括分别与所述K个小区对应的评估时间长度,K为正整数;所述管理模块,具体用于:若满足所述触发条件的时间长度大于或者等于所述K个小区中的目标小区对应的评估时间长度,则对所述目标小区执行管理操作。
- 根据权利要求16所述的终端,还包括:第三控制模块,用于在接收网络侧设备发送的配置信息之后,若检测到满足所述触发条件,则启动所述目标小区对应的定时器,并在检测到不满足所述触发条件的情况下停止所述目标小区对应的定时器;所述管理模块,具体用于:若所述目标小区对应的定时器超时,则对所述目标小区执行管理操作,所述目标小区对应的定时器的定时阈值大于或等于所述目标小区对应的评估时间长度。
- 一种网络侧设备,包括:发送模块,用于向终端发送配置信息,所述配置信息包括用于触发所述终端执行小区管理操作的触发条件和评估时间长度。
- 根据权利要求18所述的网络侧设备,其中,所述配置信息还包括与所述触发条件对应的N个管理信息,所述配置信息包括分别与所述N个管理信息对应的评估时间长度,N为正整数。
- 根据权利要求18所述的网络侧设备,其中,所述配置信息还包括与所述触发条件对应的K个小区,所述配置信息包括分别与所述K个小区对应的评估时间长度,K为正整数。
- 一种终端,包括处理器、存储器及存储在所述存储器上并可在所述处理器上运行的计算机程序,所述计算机程序被所述处理器执行时实现如权利要求1至7中任一项所述的小区管理方法的步骤。
- 一种网络侧设备,包括处理器、存储器及存储在所述存储器上并可 在所述处理器上运行的计算机程序,所述计算机程序被所述处理器执行时实现如权利要求8至10中任一项所述的小区管理方法的步骤。
- 一种计算机可读存储介质,其中,所述计算机可读存储介质上存储有计算机程序,所述计算机程序被处理器执行时实现如权利要求1至7中任一项所述的小区管理方法的步骤,或者,如权利要求8至10中任一项所述的小区管理方法的步骤。
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EP4280679A4 (en) * | 2021-01-14 | 2024-03-06 | Beijing Xiaomi Mobile Software Co., Ltd. | CONDITIONAL INTERCELLULAR HANDOVER METHOD AND APPARATUS, COMMUNICATION DEVICE, AND STORAGE MEDIUM |
WO2023050361A1 (zh) * | 2021-09-30 | 2023-04-06 | Oppo广东移动通信有限公司 | 辅目标的配置方法、装置、设备及存储介质 |
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US20210099939A1 (en) | 2021-04-01 |
EP3809757A4 (en) | 2021-08-18 |
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