CN109495933A - Equipment of the core network and switchover policy delivery method and device - Google Patents
Equipment of the core network and switchover policy delivery method and device Download PDFInfo
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- CN109495933A CN109495933A CN201710814587.3A CN201710814587A CN109495933A CN 109495933 A CN109495933 A CN 109495933A CN 201710814587 A CN201710814587 A CN 201710814587A CN 109495933 A CN109495933 A CN 109495933A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/00837—Determination of triggering parameters for hand-off
- H04W36/008375—Determination of triggering parameters for hand-off based on historical data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/22—Performing reselection for specific purposes for handling the traffic
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The invention discloses a kind of equipment of the core network and switchover policy delivery methods and device, are related to mobile communication field, and method therein includes: the type of service of equipment of the core network perception user；Equipment of the core network is that user formulates switchover policy according to the type of service of user；Equipment of the core network issues switchover policy to base station.To, using core net perceived richer type of service, management is switched over to user, can adapt to the deployable state of future network complexity, type of service abundant and different handover management demands.
Description
Technical field
The present invention relates to mobile communication field, in particular to a kind of equipment of the core network and switchover policy delivery method and dress
It sets.
Background technique
In mobile communications, switching refers to that the cell of user or channel change.It is cut at present there are mainly two types of common
Change method.
One is the switchings based on covering: user measures the signal that base station issues, and reports phase based on measurement result
Event is answered, base station end makes the judgement whether switched according to reported event.
Another kind is the switching based on load: in some overlapping of the coverage of network A and network B, overlapping region
User all serviced by network A, lead to network A overload, network A will initiate the switching based on load balancing, by one
Certain customers are unloaded in network B.
Summary of the invention
Inventor's discovery: in following such as 5G network, complicated network structure degree will be dramatically increased, meanwhile, user makes
Business can also greatly enrich.Demand of the different business to Network connectivity and network performance is different.And wireless side
Base station is limited to the identification capability of customer service, can only achieve QCI (quality of service classes mark) rank, it is difficult to adapt to the following net
The deployable state of network complexity, type of service abundant and different handover management demands.
A technical problem to be solved by this invention is: proposing a kind of switch managing method of suitable future network.
The present invention provides a kind of switchover policy delivery methods, comprising:
The type of service of equipment of the core network perception user；
The equipment of the core network is that user formulates switchover policy according to the type of service of user；
The equipment of the core network issues the switchover policy to base station.
In one embodiment, the equipment of the core network is according to the type of service of user, and combines network environment, user
At least one information in behavioural habits, user's planning path formulates switchover policy for user.
In one embodiment, requirement and use of the equipment of the core network according to the type of service of user to business continuance
The load bearing ability of network where family is that user formulates switchover policy.
In one embodiment, resident row of the equipment of the core network according to the type of service of user and user in a network
It is that user formulates switchover policy for habit.
In one embodiment, the network environment includes: the current network rings of the user that obtains of the equipment of the core network
The network environment for the user that border or the equipment of the core network are predicted by big data analysis；The user behavior habit is by the core
Heart net equipment is obtained by big data analysis；User's planning path is obtained by the equipment of the core network from data center.
In one embodiment, the equipment of the core network perceives the service class of user by the application programming interfaces of business
Type.
In one embodiment, the base station is user's starting according to the current wireless environment of the switchover policy and user
Switching flow.
The present invention also provides a kind of equipments of the core network, comprising:
Service-aware module, for perceiving the type of service of user；
Policy development module, for being that user formulates switchover policy according to the type of service of user；
Policy distribution module, for issuing the switchover policy to base station.
In one embodiment, the policy development module for the type of service according to user, and combines network rings
Border, user behavior habit, in user's planning path at least one of information, formulate switchover policy for user.
In one embodiment, the policy development module include the first policy making unit, the second policy making unit,
Third policy making unit or the 4th policy making unit；
First policy making unit, requirement and user institute for the type of service according to user to business continuance
It is that user formulates switchover policy in the load bearing ability of network；
Second policy making unit, for being practised according to the resident behavior of the type of service of user and user in a network
It is used to formulate switchover policy for user；
The third policy making unit, requirement, Yong Husuo for the type of service according to user to business continuance
It is that user formulates switchover policy in the resident behavioural habits of the load bearing ability of network and user in a network；
4th policy making unit for the type of service according to user, and combines user's planning path, for
Formulate switchover policy in family.
In one embodiment, the service-aware module, for perceiving user's by the application programming interfaces of business
Type of service.
The present invention also provides transmitting apparatus under a kind of switchover policy, comprising:
Memory；And
It is coupled to the processor of the memory, the processor is configured to the finger based on storage in the memory
It enables, executes switchover policy delivery method above-mentioned.
The present invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, which is characterized in that
The program realizes the step of switchover policy delivery method above-mentioned when being executed by processor.
To, using core net perceived richer type of service, management, Neng Goushi are switched over to user
Answer the deployable state of future network complexity, type of service abundant and different handover management demands.
Detailed description of the invention
The drawings to be used in the description of the embodiments or prior art will be briefly described below.According to following ginseng
According to the detailed description of attached drawing, the present invention can be more clearly understood,
It should be evident that drawings in the following description are only some embodiments of the invention, skill common for this field
For art personnel, without any creative labor, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the flow chart of switchover policy delivery method one embodiment of the present invention.
Fig. 2A, 2B, 2C show different network deployment according to the present invention and Network status schematic diagram.
Fig. 3 is the structural schematic diagram of equipment of the core network one embodiment of the present invention.
Fig. 4 is the structural schematic diagram of equipment of the core network further embodiment of the present invention.
Fig. 5 is the structure chart of one embodiment of transmitting apparatus under switchover policy of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.
It is limited to the identification capability of customer service for existing wireless side base station, it is difficult to adapt to the portion of future network complexity
Administration's state, type of service abundant and different handover management demands propose the present invention.The present invention utilizes the powerful function of core net
Management can be switched over to different business user, realized a kind of pervasive network self-optimization, can be better adapted to future
The needs of network Development.The technical schemes of the invention are described in detail with reference to the accompanying drawing.
Fig. 1 is the flow chart of switchover policy delivery method one embodiment of the present invention.As shown in Figure 1, the side of the embodiment
Method 100 includes:
Step S110, equipment of the core network perceive the type of service of user.
Wherein, equipment of the core network can for example perceive the type of service of user by the application programming interfaces of business.Relatively
QCI rank can only achieve to the identification of customer service in wireless side base station, equipment of the core network can perceive industry more abundant
Service type, for example, voice service, data service, FTP (File Transfer Protocol) downloading service, internet of things service, automatic Pilot industry
Business, Intelligent unattended machine business, VR (virtual reality) business, AR (augmented reality) business, AR+AI (artificial intelligence) business are (that is, AR
Equipment by scene information acquisition passes back to system, system combination artificial intelligence analysis is handed down to AR equipment after obtaining a result), move
Security protection business (gone on patrol that is, introducing the mobile security device such as robot or unmanned plane, and will cruise information back to system,
System intellectual analysis simultaneously orders mobile security device to be reacted) etc., but it is not limited to examples cited.Equipment of the core network for example can be with
It is user mobility managed network element, policy control network element, user information storage network element etc., can also be (or can also include)
Internet big data module or artificial intelligence module etc..
Step S120, equipment of the core network are that user formulates switchover policy according to the type of service of user.
For example, if the type of service of user requires business continuance the switching relatively high, equipment of the core network is formulated
Strategy reduces to the greatest extent or avoids to switch, for example provides access service by the network that user is currently resident for user.In another example if
The type of service of user requires to ensure higher rate, then the switchover policy that equipment of the core network is formulated for example can be by in-door covering
Network provides access service for user, or, the network of the corresponding standard met the requirements by rate provides access service for user.
It will be appreciated by those skilled in the art that equipment of the core network can be cut according to the type of service of user for what user formulated
Changing strategy includes but is not limited to above-mentioned examples cited.
Step S130, equipment of the core network issue switchover policy to base station.
Under normal conditions, switchover policy can be handed down to source base station, and source base station is the preceding base station for user service of switching.It cuts
It is known as target BS after changing for the base station of user service.
Step S140 after base station obtains switchover policy, can start subsequent switching flow with reference to the prior art.For example,
Base station is that user starts switching flow according to the current wireless environment of switchover policy and user.
For example, judging to use in conjunction with current wireless environment after source base station receives the switchover policy that equipment of the core network issues
Whether family meets switching condition, if met, in that case it can be decided that switch over to user.Then source base station and target BS completion are cut
Preparation is changed, then target BS switches to equipment of the core network request path, and after handover success, source base station discharges resource.
To, using core net perceived richer type of service, management, Neng Goushi are switched over to user
Answer the deployable state of future network complexity, type of service abundant and different handover management demands.
In addition to the type of service of user, equipment of the core network can also be known and combine richer consideration factor, such as network
Environment, user behavior habit, user's planning path etc. formulate switchover policy for user.Thus, it is possible to adapt in future network more
Add complicated network structure and more various user mobility demand.
It is the side that user formulates switchover policy that the comprehensive various Considerations of some illustrative equipments of the core network, which are set forth below,
Method.
Illustrative methods one
Equipment of the core network combines network environment according to the type of service of user, formulates switchover policy for user.Its
In, about network environment, the current network environment of the available user of equipment of the core network, alternatively, equipment of the core network can pass through
The network environment of big data analysis prediction user.
For example, network where requirement and user of the equipment of the core network according to the type of service of user to business continuance is negative
Carrying ability to bear is that user formulates switchover policy.When the load of network reaches the preset upper limit where user, such as incision is formulated
It changes strategy: business continuance user of less demanding is moved into other networks, and still by the demanding user of business continuance
So stay in current network.
Network deployment as shown in Figure 2 A and Network status schematic diagram, access net A coverage area is big, but network capacity is small
(such as existing 4G network), access net B coverage area is smaller, but network capacity is big (such as 5G network).At first, three
User by access net A service, reaches the preset upper limit when accessing the load for netting A, needs to carry out the switching based on load.Core
The business of net three users of perception, and formulated VR user and FTP downloading user is switched to access net B, and voice user stays in
The switchover policy of access net A, and switchover policy is handed down to base station, base station starts and complete in the case where network condition allows
At the switching of VR and FTP user.The method for being perceived by this core net and issuing switchover policy had both made full use of the appearance of network
Amount, has also ensured the continuity of some business.And conventional handover method is the switching that user is carried out without perceiving customer service, from
And be possible to the voice user A-1 for needing continuously to cover to be switched to by access net B service, when A-1 leaves access net B
It may cause call drop.
Illustrative methods two
Equipment of the core network combines user behavior to be accustomed to according to the type of service of user, formulates switchover policy for user.
Wherein, user behavior habit can be obtained by equipment of the core network by big data analysis.
For example, equipment of the core network is to use according to the resident behavioural habits of the common type of service of user and user in a network
Formulate switchover policy in family.If user is periodically (as daily) resident for a long time in certain network, and the user the most commonly used is voice service,
The conversational traffics such as data service, then equipment of the core network, which can be formulated, is switched to the net for the user in the residence time section of statistics
The switchover policy of network.If user is periodically of short duration resident in certain network (as daily), and the most commonly used is voice services, data by the user
The conversational traffics such as business, then equipment of the core network, which can be formulated, allows user to stay in original resident network and does not switch to of short duration resident
The switchover policy of network.If the coverage area of access net A includes the coverage area of access net B, user is in the two access nets
It shuttles, and shuttling to be more than certain frequency or number, if the common business of user includes VR crime scene investigation device etc. to business continuity
Property more demanding business, then equipment of the core network can formulate the switchover policy for allowing user to stay in access net A.
Network deployment as shown in Figure 2 B and Network status schematic diagram, access net A are outdoor wide coverings, and access net B is one
The in-door covering in building, network has some use informations of user, and is learnt by big data analysis, and user B-1 very may be used
It can be the user that goes to work in the building of network B covering, 9 points or so of every morning, later just always from access net A to net B
It stops, until coming off duty, core net is formulated during the working time by the user passing data analysis, and user B-1 should be from connecing
Networking A is switched to the switchover policy of access net B.User A-2 is the user of working, and driving every morning can be by by building
The preferable road of net B signal is accessed on side, and leaves quickly, and by big data analysis, formulation allows user A-2 to stay in access net A
Switchover policy, even if A-2 may carry out FTP downloading service, also allow its be retained in access net A, avoid continually switching.
User A-3 is the security administration person near building, inside and outside building and nearby patrol, and by VR crime scene investigation device record law enforcement
Process, core net formulate the switchover policy for allowing user A-3 to be retained in access net A, by user's big data analysis to guarantee business
Continuity, and avoid continually switching.
Illustrative methods three
Equipment of the core network combines network environment, user behavior to be accustomed to according to the type of service of user, formulates for user
Switchover policy.It has been observed that at least there are two types of acquisition modes for network environment, this gives predict to use by big data analysis
The example of the network environment at family.
For example, equipment of the core network is under the analysis foundation that above-mentioned business combination user is accustomed to, it is pre- in conjunction with big data analysis
The network condition of survey is such as predicted by big data analysis, and during morning peak, access net A will appear a large amount of user (such as Fig. 2 C
Shown in network deployment and Network status schematic diagram), in order to guarantee the overall performance of network, core net will be formulated and be issued and will account for
The switchover policy of access net B is switched to the more VR user A-3 of resource.
Illustrative methods four
Equipment of the core network according to the type of service of user, and combine in user's planning path at least one of information, be
User formulates switchover policy.Wherein, user's planning path can be obtained by equipment of the core network from data center.
For example, certain user is artificial intelligence user, such as automatic Pilot user, the motion profile of the user is that planning is good,
Equipment of the core network can obtain user's planning path from data center, and dispose according to user's planning path and on the way each
Network is that user formulates corresponding switchover policy, and prepared switchover policy can ensure that automatic Pilot user stays in as far as possible and continuously cover
In the access net of lid.
It is user that equipment of the core network, which has been illustrated, according to the type of service of user and various Considerations in above-described embodiment
The method for formulating switchover policy, it will be appreciated by those skilled in the art that the above method is exemplary, it is disclosed according to the present invention
Spirit and principle can also enumerate more examples for formulating switchover policy, but all under the spirit and principles in the present invention,
The switchover policy formulating method that can be enumerated, should all be included in the protection scope of the present invention.
Fig. 3 is the structural schematic diagram of equipment of the core network one embodiment of the present invention.
As shown in figure 3, equipment of the core network 300 includes:
Service-aware module 310, for perceiving the type of service of user；
Policy development module 320, for being that user formulates switchover policy according to the type of service of user；And
Policy distribution module 330, for issuing switchover policy to base station.
In one embodiment, service-aware module 310 perceives the industry of user for the application programming interfaces by business
Service type.
In one embodiment, policy development module 320 for the type of service according to user, and combines network rings
Border, user behavior habit, in user's planning path at least one of information, formulate switchover policy for user.
Wherein, network environment includes: that the current network environment or equipment of the core network of user that obtains of equipment of the core network passes through
The network environment of the user of big data analysis prediction；User behavior habit is obtained by equipment of the core network by big data analysis；With
Family planning path is obtained by equipment of the core network from data center.
Fig. 4 is the structural schematic diagram of equipment of the core network further embodiment of the present invention.
As shown in figure 4, in equipment of the core network 400, policy development module 320 includes the first policy making unit 321, the
Two policy making units 322, third policy making unit 323 or/and, the 4th policy making unit 324；
First policy making unit 321, requirement and user institute for the type of service according to user to business continuance
It is that user formulates switchover policy in the load bearing ability of network；
Second policy making unit 322, for being practised according to the resident behavior of the type of service of user and user in a network
It is used to formulate switchover policy for user；
Third policy making unit 323, where the requirement, user for the type of service according to user to business continuance
The resident behavioural habits of the load bearing ability of network and user in a network are that user formulates switchover policy；
4th policy making unit 324 for the type of service according to user, and combines user's planning path, for
Formulate switchover policy in family.
To, using core net perceived richer type of service, management, Neng Goushi are switched over to user
Answer the deployable state of future network complexity, type of service abundant and different handover management demands.
Fig. 5 is the structure chart of one embodiment of transmitting apparatus under switchover policy of the present invention.As shown in figure 5, the embodiment
Device 500 includes: memory 510 and the processor 520 for being coupled to the memory 510, and processor 520 is configured as being based on depositing
The instruction in memory 510 is stored up, the switchover policy delivery method in any one aforementioned embodiment is executed.
Wherein, memory 510 is such as may include system storage, fixed non-volatile memory medium.System storage
Device is for example stored with operating system, application program, Boot loader (Boot Loader) and other programs etc..
Device 500 can also include input/output interface 530, network interface 540, memory interface 550 etc..These interfaces
It can for example be connected by bus 560 between 530,540,550 and memory 510 and processor 520.Wherein, input and output
The input-output equipment such as interface 530 is display, mouse, keyboard, touch screen provide connecting interface.Network interface 540 is various
Networked devices provide connecting interface.The external storages such as memory interface 550 is SD card, USB flash disk provide connecting interface.
Those skilled in the art should be understood that the embodiment of the present invention can provide as method, system or computer journey
Sequence product.Therefore, complete hardware embodiment, complete software embodiment or combining software and hardware aspects can be used in the present invention
The form of embodiment.Moreover, it wherein includes the calculating of computer usable program code that the present invention, which can be used in one or more,
Machine can use the meter implemented in non-transient storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of calculation machine program product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It is interpreted as to be realized by computer program instructions each in flowchart and/or the block diagram
The combination of process and/or box in process and/or box and flowchart and/or the block diagram.It can provide these computer journeys
Sequence instruct to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices processor with
A machine is generated, so that the instruction generation executed by computer or the processor of other programmable data processing devices is used for
Realize the dress for the function of specifying in one or more flows of the flowchart and/or one or more blocks of the block diagram
It sets.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (14)
1. a kind of switchover policy delivery method characterized by comprising
The type of service of equipment of the core network perception user；
The equipment of the core network is that user formulates switchover policy according to the type of service of user；
The equipment of the core network issues the switchover policy to base station.
2. the method as described in claim 1, which is characterized in that
The equipment of the core network combines network environment, user behavior habit, user to plan road according to the type of service of user
At least one information in diameter formulates switchover policy for user.
3. method according to claim 2, which is characterized in that
The load of network is held where requirement and user of the equipment of the core network according to the type of service of user to business continuance
It is that user formulates switchover policy by ability.
4. method according to claim 2, which is characterized in that
The equipment of the core network is that user's formulation is cut according to the resident behavioural habits of the type of service of user and user in a network
Change strategy.
5. method according to claim 2, which is characterized in that
The network environment includes: that the current network environment of user that the equipment of the core network obtains or the equipment of the core network are logical
Cross the network environment of the user of big data analysis prediction；
The user behavior habit is obtained by the equipment of the core network by big data analysis；
User's planning path is obtained by the equipment of the core network from data center.
6. the method as described in claim 1, which is characterized in that
The equipment of the core network perceives the type of service of user by the application programming interfaces of business.
7. the method as described in claim 1, which is characterized in that
The base station is that user starts switching flow according to the current wireless environment of the switchover policy and user.
8. a kind of equipment of the core network characterized by comprising
Service-aware module, for perceiving the type of service of user；
Policy development module, for being that user formulates switchover policy according to the type of service of user；
Policy distribution module, for issuing the switchover policy to base station.
9. equipment of the core network as claimed in claim 8, which is characterized in that
The policy development module for the type of service according to user, and combines network environment, user behavior habit, uses
At least one information in the planning path of family formulates switchover policy for user.
10. equipment of the core network as claimed in claim 9, which is characterized in that
The policy development module include the first policy making unit, the second policy making unit, third policy making unit or
4th policy making unit；
First policy making unit, net where the requirement and user for the type of service according to user to business continuance
The load bearing ability of network is that user formulates switchover policy；
Second policy making unit, for being according to the resident behavioural habits of the type of service of user and user in a network
User formulates switchover policy；
The third policy making unit, net where the requirement, user for the type of service according to user to business continuance
The resident behavioural habits of the load bearing ability of network and user in a network are that user formulates switchover policy；
4th policy making unit for the type of service according to user, and combines user's planning path, is user's system
Determine switchover policy.
11. equipment of the core network as claimed in claim 9, which is characterized in that
The network environment includes: that the current network environment of user that the equipment of the core network obtains or the equipment of the core network are logical
Cross the network environment of the user of big data analysis prediction；
The user behavior habit is obtained by the equipment of the core network by big data analysis；
User's planning path is obtained by the equipment of the core network from data center.
12. equipment of the core network as claimed in claim 8, which is characterized in that
The service-aware module perceives the type of service of user for the application programming interfaces by business.
13. transmitting apparatus under a kind of switchover policy characterized by comprising
Memory；And
It is coupled to the processor of the memory, the processor is configured to the instruction based on storage in the memory,
Execute such as switchover policy delivery method of any of claims 1-7.
14. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The step of switchover policy delivery method of any of claims 1-7 is realized when execution.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113556791A (en) * | 2020-04-24 | 2021-10-26 | 中国移动通信有限公司研究院 | Switching decision determining method, device, network equipment and storage medium |
| CN113692023A (en) * | 2020-05-18 | 2021-11-23 | 中国移动通信有限公司研究院 | Switching decision determining method and device, related equipment and storage medium |
| CN113890592A (en) * | 2021-10-27 | 2022-01-04 | 广州爱浦路网络技术有限公司 | Communication satellite switching method, integrated heaven and earth information network, device and medium |
| CN114189909A (en) * | 2020-09-15 | 2022-03-15 | 中国移动通信有限公司研究院 | User equipment switching method, device and storage medium |
| WO2023124560A1 (en) * | 2021-12-31 | 2023-07-06 | 腾讯科技（深圳）有限公司 | Method and apparatus for network handover processing, computer readable medium, electronic device, and computer program product |
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| CN113890592B (en) * | 2021-10-27 | 2022-05-24 | 广州爱浦路网络技术有限公司 | Communication satellite switching method, integrated sky-ground information network system, device and medium |
| WO2023124560A1 (en) * | 2021-12-31 | 2023-07-06 | 腾讯科技（深圳）有限公司 | Method and apparatus for network handover processing, computer readable medium, electronic device, and computer program product |
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