CN104955115B - Method, source base station and the target BS that business provides - Google Patents
Method, source base station and the target BS that business provides Download PDFInfo
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- CN104955115B CN104955115B CN201410124109.6A CN201410124109A CN104955115B CN 104955115 B CN104955115 B CN 104955115B CN 201410124109 A CN201410124109 A CN 201410124109A CN 104955115 B CN104955115 B CN 104955115B
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- 238000000034 method Methods 0.000 title claims abstract description 56
- 230000005540 biological transmission Effects 0.000 claims description 41
- 238000010586 diagram Methods 0.000 description 17
- 230000011664 signaling Effects 0.000 description 12
- 230000002452 interceptive effect Effects 0.000 description 5
- 230000003993 interaction Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
Classifications
-
- 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
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0072—Transmission or use of information for re-establishing the radio link of resource information of target access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
Abstract
The present invention provides a kind of method, source base station and target BS that business provides.The method that the business provides includes: that target BS receives the switching request that source base station is sent, and the information that the source base station is the service resources that user equipment provides is carried in the switching request；The target BS is according to the corresponding service resources of acquisition of information of the service resources；The target BS sends acquired corresponding service resources to the user equipment；The target BS sends switching response to the source base station.When family equipment can be used to be switched to target BS from source base station for the embodiment of the present invention, target BS is that user continuously provides service resources, guarantees being normally carried out for business.
Description
Technical field
The present invention relates to method, source base station and target BS that the communication technology more particularly to a kind of business provide.
Background technique
Wireless network is initially voice communication design, and substantially user equipment (User Equipment, abbreviation UE) arrives
Packet data gateway (Packet work Gateway, abbreviation P-GW)/gateway GPRS supporting node (GGSN)
Closed channel between (Gateway GPRS Support Node, abbreviation GGSN) has data service function.
In the prior art, user can receive business datum by the content caching server connecting with base station.Fig. 1 is existing
Some users obtain the implement scene schematic diagram of service resources by base station.As shown in Figure 1, when user equipment obtains business, it will
Service request is sent to base station, and base station is further according to, without there is required business tine, selection is mentioned from base station local cache in local cache
It takes service resources and is sent to user equipment, or by being located at the network side server after P-GW/GGSN for service resources
Content transmission is then sent to user equipment to base station.And user equipment is caused to be switched to mesh from source base station when user is mobile
After marking base station, source base station can not continue to provide business to user equipment, and user equipment needs to send business to target BS again
Request after target BS receives service request, obtains service resources from local cache or network side server, is then forwarded to use
Family equipment, the business that may result in user in this way can not be normally carried out.
Summary of the invention
The present invention provides a kind of business provide method, source base station and target BS, may be implemented user equipment from
When source base station is switched to target BS, target BS remains to the continuity of service resources offer, guarantees that business is normally carried out.
In a first aspect, the present invention provides a kind of method that business provides, comprising:
Target BS receives the switching request that source base station is sent, and it is what user equipment provided that source base station is carried in switching request
The information of service resources；
Target BS is according to the corresponding service resources of acquisition of information of service resources；
Target BS sends acquired corresponding service resources to user equipment；
Target BS sends switching response to source base station.
With reference to first aspect, in the first embodiment, the information of service resources includes that user equipment is currently used
Resource segmental identification.
With reference to first aspect with the first embodiment, in the second embodiment, target BS is according to service resources
The corresponding service resources of acquisition of information, specifically include:
If storage service resource in target BS local cache, target BS obtains in local cache and service resources
The corresponding service resources of information；Alternatively,
If there is no not stored service resources in local cache or local cache for target BS, target BS is to distally
Caching function entity sends the request for obtaining service resources corresponding with the information of service resources, and it is slow to receive distal end high speed
Deposit the corresponding service resources of functional entity transmission；Alternatively,
If not stored service resources in local cache or local cache, and target BS and source base is not present in target BS
There are Backhaul backhaul links between standing, then target BS sends acquisition and industry to source base station by Backhaul backhaul link
The request of the corresponding service resources of information for resource of being engaged in, and the corresponding of source base station transmission is received by Backhaul backhaul link
Service resources.
With reference to first aspect with first two embodiment, in the third embodiment, if in target BS local cache
Not stored service resources, after receiving the corresponding service resources that remote caches functional entity is sent, alternatively, passing through
Backhaul backhaul link receives after the corresponding service resources that source base station is sent, further includes:
The corresponding service resources that target BS will acquire are stored in local cache.
With reference to first aspect with first three embodiment, in the 4th kind of embodiment, target BS is sent to source base station
After switching response, further includes:
Target BS sends handoff completion message to source base station, so that the caching of source base station release storage service resource.
Second aspect, the present invention provide a kind of method that business provides, comprising:
Source base station sends switching request to target BS, and it is the business that user equipment provides that source base station is carried in switching request
The information of resource, so that acquisition of information corresponding service resources of the target BS according to service resources, and sent out to user equipment
Send acquired corresponding service resources；
Source base station receives the switching response that target BS is sent.
In conjunction with second aspect, in the first embodiment, the information of service resources includes that user equipment is currently used
Resource segmental identification.
In conjunction with second aspect and the first embodiment, in the second embodiment, source base station is sent to target BS
After switching request, further includes:
Source base station receives providing with business for target BS transmission by the Backhaul backhaul link between target BS
The request of the corresponding service resources of the information in source；
Source base station sends corresponding service resources to target BS by Backhaul backhaul link.
The third aspect, the present invention provide a kind of target BS, comprising:
Switch receiving module, for receiving the switching request of source base station transmission, it is user that source base station is carried in switching request
The information for the service resources that equipment provides；
Data acquisition module, for the corresponding service resources of acquisition of information according to service resources；
Data transmission blocks, for sending acquired corresponding service resources to user equipment；
Switch sending module, for sending switching response to source base station.
In conjunction with the third aspect, in the first embodiment, the information of service resources includes that user equipment is currently used
Resource segmental identification.
In conjunction with the third aspect and the first embodiment, in the second embodiment, data acquisition module is specifically used for:
If storage service resource in target BS local cache, data acquisition module obtains in local cache and business
The corresponding service resources of the information of resource；Alternatively,
If target BS there is no not stored service resources in local cache or local cache, data acquisition module to
Remote caches functional entity sends the request for obtaining service resources corresponding with the information of service resources, and it is high to receive distal end
The corresponding service resources that fast caching function entity is sent；Alternatively,
If not stored service resources in local cache or local cache, and target BS and source base is not present in target BS
There are Backhaul backhaul links between standing, then data acquisition module is sent to source base station by Backhaul backhaul link and obtained
The request of service resources corresponding with the information of service resources, and the phase that source base station is sent is received by Backhaul backhaul link
The service resources answered.
In conjunction with the third aspect and first two embodiment, in the third embodiment, if in target BS local cache
Not stored service resources, after data acquisition module receives the corresponding service resources that remote caches functional entity is sent,
Alternatively, also being used after data acquisition module receives the corresponding service resources that source base station is sent by Backhaul backhaul link
It is stored in local cache in the corresponding service resources that will acquire.
In conjunction with the third aspect and first three embodiment, in the 4th kind of embodiment, switch sending module to source base station
After sending switching response,
It is also used to send handoff completion message to source base station, so that source base station release stores the caching of the service resources.
Fourth aspect, the present invention provide a kind of source base station, comprising:
Switch sending module, for sending switching request to target BS, carries source base station in switching request and set for user
The information of the standby service resources provided, so that acquisition of information corresponding service resources of the target BS according to service resources, and
Acquired corresponding service resources are sent to user equipment；
Responder module, for receiving the switching response of target BS transmission.
In conjunction with fourth aspect, in the first embodiment, the information of service resources includes that user equipment is currently used
Resource segmental identification.
In conjunction with fourth aspect and the first embodiment, in the second embodiment, further includes:
Switch receiving module, for switching sending module to target BS send switching request after, by with target
Backhaul backhaul link between base station receives the service resources corresponding with the information of service resources that target BS is sent
Request；
Data transmission blocks, for sending corresponding service resources to target BS by Backhaul backhaul link.
Method, source base station and the target BS that business provided by the invention provides, source base station send to target BS and carry
After the switching request for the service resources information that source base station provides, to make target BS according to the acquisition of information phase of service resources
The service resources answered simultaneously send acquired corresponding service resources to user equipment.It is may be implemented in this way in user equipment from source
Base station is switched to after target BS, and target BS is that user equipment continuously provides service resources, guarantees that business is normally carried out.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to do one simply to introduce, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the implement scene schematic diagram that existing user obtains service resources by base station；
Fig. 2 is the method flow schematic diagram that the business that the embodiment of the present invention one provides provides；
Fig. 3 is the method flow schematic diagram that business provided by Embodiment 2 of the present invention provides；
Fig. 4 is the method flow schematic diagram that the business that the embodiment of the present invention three provides provides；
Fig. 5 is the signaling process figure for the method that the business that the embodiment of the present invention four provides provides；
Fig. 6 is the signaling process figure for the method that the business that the embodiment of the present invention five provides provides；
Fig. 7 is the signaling process figure for the method that the business that the embodiment of the present invention six provides provides；
Fig. 8 is the signaling process figure for the method that the business that the embodiment of the present invention seven provides provides；
Fig. 9 is the structural schematic diagram for the target BS that the embodiment of the present invention eight provides；
Figure 10 is the structural schematic diagram for the source base station that the embodiment of the present invention nine provides；
Figure 11 is the structural schematic diagram for the target BS that the embodiment of the present invention ten provides；
Figure 12 is the structural schematic diagram for the source base station that the embodiment of the present invention 11 provides.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Fig. 2 is the method flow schematic diagram that the business that the embodiment of the present invention one provides provides.As shown in Fig. 2, the present invention is real
Applying the method that the business that example one provides provides includes:
Step 101, target BS receive the switching request that source base station is sent, and the source base station is carried in switching request to use
The information for the service resources that family equipment provides；
By taking the network architecture in Fig. 2 as an example.As shown in Fig. 2, it is slow to be deployed with local Cache in source base station and target BS
Deposit, alternatively referred to as proximal end Cache caching, core net packet data gateway (Packet Data Network Gateway,
Abbreviation P-GW) it is deployed with remote caches functional entity later.Remote caches functional entity is used to be user equipment (UE)
Service resources content is provided, can be the server or data center that network side is set up, such as ICP
Server etc..Remote caches functional entity preserves the index Cache Index of its own local Cache caching.User
When equipment UE is in source base station coverage area, source base station provides service resources to user equipment (UE).When user equipment (UE) is from source
When base station is moved to target BS, source base station will carry the switching request that source base station is the service resources information that user equipment provides
It is sent to target BS.
Specifically, the information that source base station is the service resources that user equipment provides can be used to indicate that source base station is currently use
Family equipment provides the case where service resources, so that the case where target BS can provide service resources according to source base station, sets for user
It is standby that the service resources are continuously provided.The information of service resources may include the currently used resource segmental identification of user equipment,
It additionally may include the contents such as the capacity information of service resources, the capacity information of service resources includes shared by the service resources
The information such as the size of Cache caching.
When user equipment is providing service resources by source base station, such as when video traffic resource, it is moved to from source base station
Target BS leads to that switchover procedure between base station has occurred.Wherein, source base station and target BS can be long term evolution (Long
Term Evolution, abbreviation LTE), Universal Mobile Communication System (Universal Mobile Telecommunications
System, abbreviation UMTS) etc. various macro micro- websites in networks.
Source base station sends switching request to target BS at this time, carries source base station in switching request and provides for user equipment
Service resources information, may include the currently used resource segmental identification of user equipment.Wherein, the current institute of user equipment
The resource segmental identification used is for indicating which resource fragment user is currently using.
Step 102, target BS are according to the corresponding service resources of acquisition of information of service resources；
After obtaining service resources information, the resource segmental identification according to indicated by service resources information searches institute
The storage location of the related service resource needed simultaneously obtains the service resources.In the embodiment of the present invention, target BS can be tradition
The base station for being not provided with local cache, be also possible to be provided with the base station of local cache, therefore, according to service resources store position
The difference set, target BS can obtain service resources by following methods.
Specifically, in a scenario, if being stored with required service resources in target BS local cache, target base
Service resources corresponding with the information of service resources can be obtained in local cache by standing；Under another scene, if target base
It stands there is no not stored service resources in local cache or local cache, then target BS is to remote caches functional entity
The request for obtaining service resources corresponding with the information of service resources is sent, and receives the transmission of remote caches functional entity
Corresponding service resources；Under another scene, if there is no not stored industry in local cache or local cache for target BS
Business resource, and there are Backhaul backhaul links between target BS and source base station, then target BS passes through Backhaul backhaul
Chain road direction source base station sends the request for obtaining service resources corresponding with the information of service resources, and passes through Backhaul backhaul chain
Road receives the corresponding service resources that source base station is sent.
Specifically, if target BS there are local caches, but not stored required service resources in local cache then receive
After the corresponding service resources that remote caches functional entity is sent, alternatively, receiving source by Backhaul backhaul link
After the corresponding service resources that base station is sent, the corresponding service resources that target BS can will acquire are stored in local slow
In depositing.
Step 103, target BS send acquired corresponding service resources to user equipment；
Target BS sends the service resources of local cache to user equipment, or the case where local cache is not present
Under, forward the service resources from source base station or distal end caching.
Step 104, target BS send switching response to source base station.
Target BS sends switching response after sending the corresponding service resources obtained to user equipment, to source base station,
Indicate that handover operation is completed in oneself.
After target BS sends switching response to source base station, the completion that reconfigures that can also receive user equipment transmission disappears
Breath；Target BS sends handoff completion message to source base station, so that the caching of source base station release storage service resource.
After switching is completed, the service resources of user are provided by target BS, and source base station can provide original storage service
The spatial cache in source discharges, in order to store the service resources of other users.
In the present embodiment, after target BS receives the switching request that source base station is sent, target BS is according to service resources
The corresponding service resources of acquisition of information, and acquired corresponding service resources are sent to user equipment；Then to source base station
Send switching response.User is achieved when source base station switches to target BS, target BS is that user continuously provides industry
Business resource guarantees that user still can normally receive service resources.
Fig. 3 is the method flow schematic diagram that business provided by Embodiment 2 of the present invention provides.As shown in figure 3, the present invention is real
Applying the method that example two provides includes:
Step 201, source base station send switching request to target BS, carry source base station in switching request and mention for user equipment
The information of the service resources of confession so that acquisition of information corresponding service resources of the target BS according to service resources, and to
Family equipment sends acquired corresponding service resources；
Wherein, the information of service resources may include the currently used resource segmental identification of user equipment.
Optionally, after source base station sends switching request to target BS, can also include:
Source base station receives providing with business for target BS transmission by the Backhaul backhaul link between target BS
The request of the corresponding service resources of the information in source；
Source base station sends corresponding service resources to target BS by Backhaul backhaul link.
After source base station sends switching request to target BS, reconfiguration message can also be sent to user equipment, wherein weight
Configuration message, which is used to indicate, continuously provides service resources for user equipment.Acquisition of the family equipment to service resources can be used in this way
Location etc. re-starts configuration, to realize continuous continual acquisition service resources.
Step 202, source base station receive the switching response that target BS is sent.
In the present embodiment, it is the service resources that user equipment provides that source base station, which sends to target BS and carries source base station,
The switching request of information, so that acquisition of information corresponding service resources of the target BS according to service resources, and set to user
Preparation send acquired corresponding service resources, then receives the switching response that target BS is sent.User has been achieved to exist
When source base station switches to target BS, target BS is that user continuously provides service resources, guarantees that user still can normally connect
Receive service resources.
Fig. 4 is the method flow schematic diagram that the business that the embodiment of the present invention three provides provides.As shown in figure 4, the present embodiment
Source base station and target BS are provided and provide the interactive process in scene in business, the method that the embodiment of the present invention three provides includes:
Step 301, source base station send switching request to target BS, carry source base station in switching request and mention for user equipment
The information of the service resources of confession so that acquisition of information corresponding service resources of the target BS according to service resources, and to
Family equipment sends acquired corresponding service resources；
Specifically, local Cache caching is deployed in source base station and target BS, alternatively referred to as proximal end Cache caching,
It is high that distal end is deployed with after the packet data gateway (Packet Data Network Gateway, abbreviation P-GW) of core net
Fast caching function entity.Remote caches functional entity preserves the index Cache of its own local Cache caching
Index.When user equipment (UE) is in source base station coverage area, source base station provides service resources to user equipment (UE).When user sets
For standby UE when being moved to target BS from source base station, it is the service resources information that user equipment provides that source base station, which will carry source base station,
Switching request be sent to target BS.Wherein, service resources information includes: the currently used resource fragment mark of user equipment
Know, including which resource fragment user is currently using.
Step 302, target BS receive the switching request that source base station is sent, and carry source base station in switching request and set for user
The information of the standby service resources provided；
Step 303, target BS are according to the corresponding service resources of acquisition of information of service resources；
Specifically, target BS includes: according to the corresponding service resources of acquisition of information of service resources
If storage service resource in target BS local cache, target BS obtains in local cache and service resources
The corresponding service resources of information；Alternatively,
If there is no not stored service resources in local cache or local cache for target BS, target BS is to distally
Caching function entity sends the request for obtaining service resources corresponding with the information of service resources, and it is slow to receive distal end high speed
Deposit the corresponding service resources of functional entity transmission；Alternatively,
If not stored service resources in local cache or local cache, and target BS and source base is not present in target BS
There are Backhaul backhaul links between standing, then target BS sends acquisition and industry to source base station by Backhaul backhaul link
The request of the corresponding service resources of information for resource of being engaged in, and the corresponding of source base station transmission is received by Backhaul backhaul link
Service resources.
If there are local caches for target BS, the corresponding business money that the remote caches functional entity is sent is received
After source, alternatively, also being wrapped after receiving the corresponding service resources that source base station is sent by the Backhaul backhaul link
It includes:
The corresponding service resources that target BS will acquire are stored in local cache.
Or by taking the above-mentioned network architecture as an example.The target BS of diagram can obtain business money by following methods
Source.
In a scenario, if being stored with required service resources, target BS in target BS local Cache caching
Service resources corresponding with the information of service resources can be directly acquired in local Cache caching, without distal end high speed
Caching function entity is sent；Under another scene, if there is no in local cache or local cache in target BS
Not stored service resources, then target BS obtains corresponding with the information of service resources to the transmission of remote caches functional entity
The request of service resources, and the corresponding service resources of remote caches functional entity transmission are received, if target BS at this time
There are local caches, then the corresponding service resources that target BS can will acquire are stored in local cache；Under another scene,
If there is no not stored service resources in local cache or local cache for target BS, and between target BS and source base station
There are Backhaul backhaul links, then target BS sends acquisition and service resources to source base station by Backhaul backhaul link
The corresponding service resources of information request, and by Backhaul backhaul link receive source base station send corresponding business money
Source.
Step 304, target BS send switching response to source base station；
Target BS sends switching response after sending the corresponding service resources obtained to user equipment, to source base station,
Indicate that handover operation is completed in oneself.
Step 305, source base station receive the switching response that target BS is sent；
The inquiry of service resources needed for completing in target BS and after receiving operation, source base station is to user equipment on the move
Reconfiguration message is sent, which, which is used to indicate, continuously provides service resources for user equipment, is after specifically including user's switching
It is no there are also Cache spatial cache, the information such as whether content can be continuous.User equipment is re-started according to the reconfiguration message matches
It sets, and is reconfigured to target BS transmission and complete message.Target BS receives user and sets after sending switching response to source base station
What preparation was sent reconfigures completion message and sends handoff completion message to source base station, so that source base station release storage service resource
Caching.Source base station is after the handoff completion message for receiving target BS transmission, the business of disengaging and the user, and source of release base
The Cache spatial cache of the customer services resources is stored in standing.The service resources that the user needs at this time are connected by target BS
It is continuous to provide.
Step 306, target BS send acquired corresponding service resources to user equipment.
Whether there is or not local Cache caching situations according to itself for target BS, corresponding by storing in own local Cache caching
Service resources are forwarded to user equipment or directly will be from source base station local Cache caching or remote caches entities
Service resources are sent to user equipment.
In the present embodiment, it is the service resources that user equipment provides that source base station, which sends to target BS and carries source base station,
The switching request of information, target BS is after receiving the switching request that source base station is sent, according to the acquisition of information phase of service resources
The service resources answered, and switching response is sent to source base station；Source base station is used to indicate to user equipment transmission and continuously sets for user
It is standby that the reconfiguration message of service resources is provided, and after receiving the switching that target BS is sent and completing information, discharge storage service
The caching of resource；Acquired corresponding service resources are finally sent from target BS to user equipment.User has been achieved
When source base station switches to target BS, target BS is that user continuously provides service resources, guarantees that user still can be normal
Receive service resources.
Fig. 5 is the signaling process figure for the business providing method that the embodiment of the present invention four provides.As shown in figure 5, example IV
The interior implement scene without required service resources of target BS local cache after base station switches is corresponded to.It specifically includes:
S501, source base station send switching request to target BS, carry source base station in switching request and provide for user equipment
Service resources information so that acquisition of information corresponding service resources of the target BS according to service resources, and to user
Equipment sends acquired corresponding service resources；
S502, target BS receive the switching request that source base station is sent, and it is user equipment that source base station is carried in switching request
The information of the service resources of offer；
In above two step, when user equipment (UE) is when being moved to target BS from source base station, source base station and target BS
The interaction for switching over the information such as request allows target BS to obtain the phase that source base station is service resources provided by user equipment (UE)
Close information.
S503, target BS are specifically included according to the corresponding service resources of acquisition of information of service resources；If target BS
Not stored service resources in local cache, then target BS is sent to remote caches functional entity obtains and service resources
The request of the corresponding service resources of information, and receive the corresponding service resources of remote caches functional entity transmission.
In this step, after source base station and target BS switch over the information exchanges such as solicited message, source base station and target
Base station starts to switch interactive process.Target BS inquires the service resources whether are stored in local cache first, because of the reality
It applies in scene, without service resources needed for user equipment (UE) in target BS local cache, so target BS is to local slow
It deposits without processing.But it is sent to remote caches functional entity and obtains service resources corresponding with the information of service resources
Request.
S504, target BS send switching response to source base station；
After target BS obtains corresponding service resources, target BS sends switching response to source base station, and informing has obtained
Take corresponding service resources information.
S505, source base station receive the switching response that target BS is sent；
Above-mentioned steps are in source base station local cache Cache, target BS local cache Cache, mobile management entity
(Mobility Management Entity, abbreviation MME), signaling gateway (Signal Gate Way, abbreviation S-GW) and distal end
New radio bearer is set up between caching function entity.Because being deployed with local Cache caching in target BS, and mesh
It marks and Backhaul backhaul link is not present between base station and source base station, so target BS receives remote caches functional entity
After the corresponding service resources sent, service resources are stored in the local Cache caching of target BS.
S506, target BS send acquired corresponding service resources to user equipment.
Service resources that are acquired and being stored in local Cache caching are sent to user equipment (UE) by target BS, are protected
Demonstrate,prove the business continuity of user equipment (UE).
In the present embodiment, under the implement scene without required service resources in target BS local cache, target BS to
Remote caches functional entity, which is sent, obtains the corresponding request of service resources corresponding with the information of service resources, and receives remote
The corresponding service resources for holding caching function entity to send, then be stored in local Cache caching and be forwarded to user and set
It is standby.User is achieved when source base station switches to target BS, target BS is that user continuously provides service resources, is guaranteed
User still can normally receive service resources.
Fig. 6 is the signaling process figure for the business providing method that the embodiment of the present invention five provides.As shown in fig. 6, embodiment five
Corresponding target BS does not have Cache caching locally, then the implement scene of business continuity is carried out by remote caches functional entity.
It specifically includes:
S601, source base station send switching request to target BS, carry source base station in switching request and provide for user equipment
Service resources information so that acquisition of information corresponding service resources of the target BS according to service resources, and to user
Equipment sends acquired corresponding service resources；
S602, target BS receive the switching request that source base station is sent, and it is user equipment that source base station is carried in switching request
The information of the service resources of offer；
In above two step, when user equipment (UE) is when being moved to target BS from source base station, source base station and target BS
The interaction for switching over the information such as request allows target BS to obtain the phase that source base station is service resources provided by user equipment (UE)
Close information.
S603, target BS are specifically included according to the corresponding service resources of acquisition of information of service resources；If target BS
There is no local caches, then target BS obtains corresponding with the information of service resources to the transmission of remote caches functional entity
The request of service resources, and receive the corresponding service resources of remote caches functional entity transmission.
In this step, after source base station and target BS switch over the information exchanges such as solicited message, source base station and target
Base station starts to switch interactive process.Target BS inquires the service resources whether are stored in local cache first, because of the reality
It applies in scene, target BS does not dispose local Cache caching, and there is no Backhaul to return between target BS and source base station
Journey link obtains asking for service resources corresponding with the information of service resources so sending to remote caches functional entity
It asks.
S604, target BS send switching response to source base station；
After target BS obtains corresponding service resources, target BS sends switching response to source base station, and informing has obtained
Take corresponding service resources information.
S605, source base station receive the switching response that target BS is sent；
After source base station receives the switching response that target BS is sent, reconfiguration message can also be sent to user equipment,
Reconfiguration message, which is used to indicate, continuously provides service resources for user equipment；
Above-mentioned steps are in source base station local cache Cache, target BS, mobile management entity (Mobility
Management Entity, abbreviation MME), signaling gateway (Signal Gate Way, abbreviation S-GW) and remote caches function
New radio bearer can be set up between entity.
S606, target BS send acquired corresponding service resources to user equipment.
Because target BS is cached without local Cache, and there is no Backhaul to return between target BS and source base station
Journey link, so being transmitted directly to after target BS receives the corresponding service resources that remote caches functional entity is sent
User equipment (UE) guarantees the business continuity of user equipment (UE).
In the present embodiment, under the target BS locally implement scene of not set caching, target BS is slow to distal end high speed
It deposits functional entity and sends the corresponding request of acquisition service resources corresponding with the information of service resources, and receive remote caches
The corresponding service resources that functional entity is sent, then it is forwarded directly to user equipment.User has been achieved in source base station to mesh
When marking base station switching, target BS is that user continuously provides service resources, guarantees that user still can normally receive service resources.
Fig. 7 is the signaling process figure for the business providing method that the embodiment of the present invention six provides.As shown in fig. 7, embodiment six
The implement scene for being stored with required service resources after base station switches in target BS local Cache caching is corresponded to.It specifically includes:
S701, source base station send switching request to target BS, carry source base station in switching request and provide for user equipment
Service resources information so that acquisition of information corresponding service resources of the target BS according to service resources, and to user
Equipment sends acquired corresponding service resources；
S702, target BS receive the switching request that source base station is sent, and it is user equipment that source base station is carried in switching request
The information of the service resources of offer；
In above two step, when user equipment (UE) is when being moved to target BS from source base station, source base station and target BS
The interaction for switching over the information such as request allows target BS to obtain the phase that source base station is service resources provided by user equipment (UE)
Close information.
S703, target BS are specifically included according to the corresponding service resources of acquisition of information of service resources；If target BS
Storage service resource in local cache, then target BS obtains business money corresponding with the information of service resources in local cache
Source；
In this step, after source base station and target BS switch over the information exchanges such as solicited message, source base station and target
Base station starts to switch interactive process.Target BS inquires the service resources whether are stored in local cache first, because of the reality
It applies in scene, required service resources is stored in target BS local Cache caching, so remote caches functional entity is not
Participate in carrying out the continuous processing of service resources.
S704, target BS send switching response to source base station；
After target BS obtains corresponding service resources, target BS sends switching response to source base station, and informing has obtained
Take corresponding service resources information.
S705, source base station receive the switching response that target BS is sent；
Above-mentioned steps are in source base station local cache Cache, target BS local cache Cache, mobile management entity
(Mobility Management Entity, abbreviation MME), signaling gateway (Signal Gate Way, abbreviation S-GW) and distal end
New radio bearer is set up between caching function entity.Because being deployed with local Cache caching in target BS,
Remote caches functional entity is without business continuity processing.
S706, target BS send acquired corresponding service resources to user equipment.
Service resources that are acquired and being stored in local Cache caching are sent to user equipment (UE) by target BS, are protected
Demonstrate,prove the business continuity of user equipment (UE).
In the present embodiment, under being stored with the implement scene of required service resources in target BS local Cache caching, directly
It connects to be cached by the local Cache of target BS and provides continuous service resources for user equipment.User has been achieved in source base
It stands to when target BS switching, target BS is that user continuously provides service resources, guarantees that user still can normally receive industry
Business resource.
Fig. 8 is the signaling process figure for the business providing method that the embodiment of the present invention seven provides.As shown in figure 8, embodiment seven
Target BS has been corresponded to there is no not stored service resources in local cache or local cache, but target BS and source base station it
Between there are the implement scenes of Backhaul backhaul link.It specifically includes:
S801, source base station send switching request to target BS, carry source base station in switching request and provide for user equipment
Service resources information so that acquisition of information corresponding service resources of the target BS according to service resources, and to user
Equipment sends acquired corresponding service resources；
S802, target BS receive the switching request that source base station is sent, and it is user equipment that source base station is carried in switching request
The information of the service resources of offer；
In above two step, when user equipment (UE) is when being moved to target BS from source base station, source base station and target BS
The interaction for switching over the information such as request allows target BS to obtain the phase that source base station is service resources provided by user equipment (UE)
Close information.
S803, target BS are specifically included according to the corresponding service resources of acquisition of information of service resources；If target BS
There is no not stored service resources in local cache or local cache, and there are Backhaul between target BS and source base station
Backhaul link, then target BS is obtained by Backhaul backhaul link to source base station transmission corresponding with the information of service resources
The request of service resources, and the corresponding service resources that source base station is sent are received by Backhaul backhaul link.
In this step, after source base station and target BS switch over the information exchanges such as solicited message, source base station and target
Base station starts to switch interactive process.Target BS inquires the service resources whether are stored in local cache first, because of the reality
It applies in scene, without service resources needed for user equipment (UE) in target BS local cache, but target BS and source base station
Between there are Backhaul backhaul links, so available Backhaul backhaul link can be passed through between target BS and source base station
Carry out data transmission.Therefore target BS can send the letter obtained with service resources to source base station by Backhaul backhaul link
The request of corresponding service resources is ceased, and the corresponding service resources that source base station is sent are received by Backhaul backhaul link,
Remote caches functional entity is not involved in business continuity processing.
S804, target BS send switching response to source base station；
After target BS obtains corresponding service resources, target BS sends switching response to source base station, and informing has obtained
Take corresponding service resources information.
S805, source base station receive the switching response that target BS is sent；
Above-mentioned steps are in source base station local cache Cache, target BS local cache Cache, mobile management entity
(Mobility Management Entity, abbreviation MME), signaling gateway (Signal Gate Way, abbreviation S-GW) and distal end
New radio bearer is set up between caching function entity.Because being deployed with local Cache caching in target BS, and mesh
There are available Backhaul backhaul links between mark base station and source base station, so target BS passes through Backhaul backhaul link
Receive the corresponding service resources that source base station is sent.
S806, target BS send acquired corresponding service resources to user equipment.
When target BS has local Cache caching, the service resources that will acquire are stored in local Cache caching, then are sent out
User equipment (UE) is given, if be not provided with local cache, service resources are directly transmitted to user equipment (UE), to protect
Demonstrate,prove the business continuity of user equipment (UE).
In the present embodiment, when target BS and source base station are there are when Backhaul backhaul link, target BS does not have locally
It, can be directly using Backhaul backhaul link from source base station to target base when having not stored service resources in caching or local cache
It stands forwarding service resource data, realizes business continuity.User is achieved when source base station switches to target BS, target base
It stands and continuously provides service resources for user, guarantee that user still can normally receive service resources.
Fig. 9 is the structural schematic diagram for the target BS that the embodiment of the present invention eight provides.As shown in figure 9, embodiment eight provides
A kind of target BS 71, specifically includes:
Switch receiving module 701, for receiving the switching request of source base station transmission, it is to use that source base station is carried in switching request
The information for the service resources that family equipment provides；
Data acquisition module 702, for the corresponding service resources of acquisition of information according to service resources；
Data transmission blocks 703, for sending acquired corresponding service resources to user equipment；
Switch sending module 704, for sending switching response to source base station.
Wherein, the information of service resources includes the currently used resource segmental identification of user equipment.
Specifically, data acquisition module 702 is used for the corresponding service resources of acquisition of information according to service resources, comprising:
If storing the service resources in target BS local cache, data acquisition module 702 obtains in local cache
Take service resources corresponding with the information of service resources；Alternatively,
If there is no not stored service resources in local cache or local cache, data acquisition modules for target BS
702 send the request for obtaining service resources corresponding with the information of service resources to remote caches functional entity, and receive
The corresponding service resources that remote caches functional entity is sent；Alternatively,
If not stored service resources in local cache or local cache, and target BS and source base is not present in target BS
There are Backhaul backhaul links between standing, then data acquisition module 702 is sent by Backhaul backhaul link to source base station
The request of service resources corresponding with the information of service resources is obtained, and source base station is received by Backhaul backhaul link and is sent
Corresponding service resources.
If not stored service resources in target BS local cache, data acquisition module 702 receives remote caches function
After the corresponding service resources that energy entity is sent, alternatively, data acquisition module 702 receives source by Backhaul backhaul link
It further include that corresponding service resources for will acquire are stored in local cache after the corresponding service resources that base station is sent
In.
Specifically, being also used to send switching to source base station after switching sending module 704 sends switching response to source base station
Message is completed, so that the caching of source base station release storage service resource.
Target BS provided in this embodiment, shown in the detailed process visible Fig. 1 and Fig. 3 for executing the method that business provides
The associated description of embodiment of the method, details are not described herein again.
In the present embodiment, the switching receiving module in target BS can receive the switching request of source base station transmission, data
Module is obtained further according to the corresponding service resources of acquisition of information of service resources, then data transmission blocks are sent to user equipment
Acquired corresponding service resources finally switch sending module to source base station and send switching response.User has been achieved to exist
When source base station switches to target BS, target BS is that user continuously provides service resources, guarantees that user still can normally connect
Receive service resources.
Figure 10 is the structural schematic diagram for the source base station that the embodiment of the present invention nine provides.As shown in Figure 10, the present invention provides
A kind of source base station 81, specifically includes:
Switch sending module 801, for sending switching request to target BS, it is user that source base station is carried in switching request
The information for the service resources that equipment provides, so that acquisition of information corresponding service resources of the target BS according to service resources,
And acquired corresponding service resources are sent to user equipment；
Responder module 802, for receiving the switching response of target BS transmission.
Wherein, the information of service resources includes the currently used resource segmental identification of user equipment.
Specifically, source base station can also include:
Switch receiving module 803, for passing through after switching sending module 801 sends switching request to target BS
Backhaul backhaul link between target BS receives the business corresponding with the information of service resources that target BS is sent
The request of resource；
Data transmission blocks 804, for sending corresponding service resources to target BS by Backhaul backhaul link.
Source base station provided in this embodiment executes side shown in the detailed process visible Fig. 2 and Fig. 3 for the method that business provides
The associated description of method embodiment, details are not described herein again.
In the present embodiment, the switching sending module of source base station sends switching request to target BS, takes in switching request
It is the information for the service resources that user equipment provides with source base station, so that acquisition of information phase of the target BS according to service resources
The service resources answered, and send acquired corresponding service resources responder module to user equipment and receive target BS transmission again
Switching response.User is achieved when source base station switches to target BS, target BS is that user continuously provides business
Resource guarantees that user still can normally receive service resources.
Figure 11 is the structural schematic diagram for the target BS that the embodiment of the present invention ten provides.As shown in figure 11, embodiment ten mentions
A kind of target BS 91 has been supplied, has been specifically included:
Receiver 901, for receiving the switching request of source base station transmission, it is user equipment that source base station is carried in switching request
The information of the service resources of offer；
Processor 902, for the corresponding service resources of acquisition of information according to service resources；
Transmitter 903, for sending acquired corresponding service resources to user equipment；
It is also used to send switching response to source base station.
Wherein, the information of service resources includes the currently used resource segmental identification of user equipment.
Specifically, processor 902 is used for the corresponding service resources of acquisition of information according to service resources, comprising:
If storage service resource in target BS local cache, processor 902 obtains in local cache to be provided with business
The corresponding service resources of the information in source；Alternatively,
If target BS, there is no not stored service resources in local cache or local cache, processor 902 is to remote
It holds caching function entity to send the request for obtaining service resources corresponding with the information of service resources, and receives distal end high speed
The corresponding service resources that caching function entity is sent；Alternatively,
If not stored service resources in local cache or local cache, and target BS and source base is not present in target BS
There are Backhaul backhaul link between standing, then processor 902 sent by Backhaul backhaul link to source base station obtain with
The request of the corresponding service resources of the information of service resources, and the corresponding of source base station transmission is received by Backhaul backhaul link
Service resources.
If not stored service resources in target BS local cache, processor 902 receives remote caches functional entity
After the corresponding service resources sent, alternatively, processor 902 receives the phase that source base station is sent by Backhaul backhaul link
It further include that corresponding service resources for will acquire are stored in local cache after the service resources answered.
Specifically, being also used to send switching to source base station and completing to disappear after transmitter 903 sends switching response to source base station
Breath, so that the caching of source base station release storage service resource.
Target BS provided in this embodiment, shown in the detailed process visible Fig. 1 and Fig. 3 for executing the method that business provides
The associated description of embodiment of the method, details are not described herein again.
In the present embodiment, receiver can receive the switching request of source base station transmission in target BS；The place of target BS
Device is managed further according to the corresponding service resources of acquisition of information of service resources；Then the transmitter of target BS is sent to user equipment
Acquired corresponding service resources；The transmitter of ideal base station sends switching response to source base station.Use has been achieved
When source base station switches to target BS, target BS is that user continuously provides service resources at family, guarantees that user still can be just
Often receive service resources.
Figure 12 is the structural schematic diagram for the source base station that the embodiment of the present invention 11 provides.As shown in figure 12, the present invention provides
A kind of source base station 92, specifically includes:
Transmitter 1001, for sending switching request to target BS, it is user equipment that source base station is carried in switching request
The information of the service resources of offer, so that acquisition of information corresponding service resources of the target BS according to service resources, and to
User equipment sends acquired corresponding service resources；
Processor 1002, for receiving the switching response of target BS transmission.
Wherein, the information of service resources includes the currently used resource segmental identification of user equipment.
Specifically, source base station can also include:
Receiver 1003, for transmitter 1001 to target BS send switching request after, by with target BS
Between Backhaul backhaul link, receive corresponding with the information of the service resources service resources that target BS is sent and ask
It asks；
Optionally, transmitter 1001 can be also used for sending corresponding industry to target BS by Backhaul backhaul link
Business resource.
Source base station provided in this embodiment executes side shown in the detailed process visible Fig. 2 and Fig. 3 for the method that business provides
The associated description of method embodiment, details are not described herein again.
In the present embodiment, the transmitter of source base station sends switching request to target BS, in switching request described in carrying
Source base station is the information for the service resources that user equipment provides, so that target BS is corresponding according to the acquisition of information of service resources
Service resources, and acquired corresponding service resources are sent to user equipment；The processor of source base station receives target BS
The switching response of transmission.User is achieved when source base station switches to target BS, target BS is that user continuously provides
Service resources guarantee that user still can normally receive service resources.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above-mentioned each method embodiment can lead to
The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer readable storage medium.The journey
When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned include: ROM, RAM, magnetic disk or
The various media that can store program code such as person's CD.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (14)
1. a kind of method that business provides characterized by comprising
Target BS receives the switching request that source base station is sent, and carries the source base station in the switching request and mentions for user equipment
The information of the service resources of confession；
The target BS is according to the corresponding service resources of acquisition of information of the service resources；
The target BS sends acquired corresponding service resources to the user equipment；
The target BS sends switching response to the source base station；
The target BS is specifically included according to the corresponding service resources of acquisition of information of the service resources:
If storing the service resources in the target BS local cache, the target BS obtained in local cache with
The corresponding service resources of the information of the service resources；Alternatively,
If there is no the not stored service resources in local cache or local cache, the target bases for the target BS
It stands and sends the request of acquisition service resources corresponding with the information of the service resources to remote caches functional entity, and connect
Receive the corresponding service resources that the remote caches functional entity is sent；Alternatively,
If the not stored service resources in local cache or local cache, and the target base is not present in the target BS
Standing between the source base station, there are Backhaul backhaul links, then the target BS passes through the Backhaul backhaul link
The request for obtaining service resources corresponding with the information of the service resources is sent to the source base station, and by described
Backhaul backhaul link receives the corresponding service resources that the source base station is sent.
2. the method according to claim 1, wherein the information of the service resources includes: the user equipment
Currently used resource segmental identification.
3. the method according to claim 1, wherein if the not stored industry in the target BS local cache
Be engaged in resource, it is described receive the corresponding service resources that the remote caches functional entity is sent after, alternatively, described pass through
The Backhaul backhaul link receives after the corresponding service resources that the source base station is sent, further includes:
The corresponding service resources that the target BS will acquire are stored in local cache.
4. method according to claim 1-3, which is characterized in that the target BS is sent to the source base station
After switching response, further includes:
The target BS sends handoff completion message to the source base station, so that source base station release stores the business money
The caching in source.
5. a kind of method that business provides characterized by comprising
Source base station sends switching request to target BS, and it is what user equipment provided that the source base station is carried in the switching request
The information of service resources, so that acquisition of information corresponding service resources of the target BS according to the service resources, and
Acquired corresponding service resources are sent to the user equipment；
The source base station receives the switching response that the target BS is sent；
Wherein, if storing the service resources in the target BS local cache, the target BS is in local cache
Obtain service resources corresponding with the information of the service resources；Alternatively,
If there is no the not stored service resources in local cache or local cache, the target bases for the target BS
It stands and sends the request of acquisition service resources corresponding with the information of the service resources to remote caches functional entity, and connect
Receive the corresponding service resources that the remote caches functional entity is sent；Alternatively,
If the not stored service resources in local cache or local cache, and the target base is not present in the target BS
Standing between the source base station, there are Backhaul backhaul links, then the target BS passes through the Backhaul backhaul link
The request for obtaining service resources corresponding with the information of the service resources is sent to the source base station, and by described
Backhaul backhaul link receives the corresponding service resources that the source base station is sent.
6. according to the method described in claim 5, it is characterized in that, the information of the service resources includes: the user equipment
Currently used resource segmental identification.
7. method according to claim 5 or 6, which is characterized in that the source base station sends switching request to target BS
Later, further includes:
The source base station receives what the target BS was sent by the Backhaul backhaul link between the target BS
The request of service resources corresponding with the information of the service resources；
The source base station sends corresponding service resources to the target BS by the Backhaul backhaul link.
8. a kind of target BS characterized by comprising
Switch receiving module, for receiving the switching request of source base station transmission, carrying the source base station in the switching request is
The information for the service resources that user equipment provides；
Data acquisition module, for the corresponding service resources of acquisition of information according to the service resources；
Data transmission blocks, for sending acquired corresponding service resources to the user equipment；
Switch sending module, for sending switching response to the source base station；
The data acquisition module is specifically used for:
If storing the service resources in the target BS local cache, the data acquisition module obtains in local cache
Take service resources corresponding with the information of the service resources；Alternatively,
If there is no the not stored service resources in local cache or local cache, the data to obtain for the target BS
Modulus block sends the request for obtaining service resources corresponding with the information of the service resources to remote caches functional entity,
And receive the corresponding service resources that the remote caches functional entity is sent；Alternatively,
If the not stored service resources in local cache or local cache, and the target base is not present in the target BS
Standing between the source base station, there are Backhaul backhaul links, then the data acquisition module passes through the Backhaul backhaul
Source base station described in chain road direction sends the request for obtaining service resources corresponding with the information of the service resources, and by described
Backhaul backhaul link receives the corresponding service resources that the source base station is sent.
9. target BS according to claim 8, which is characterized in that the information of the service resources includes: the user
The currently used resource segmental identification of equipment.
10. target BS according to claim 8, which is characterized in that if not stored in the target BS local cache
The service resources, the data acquisition module receive the corresponding service resources that the remote caches functional entity is sent
Later, alternatively, the data acquisition module receives the corresponding of the source base station transmission by the Backhaul backhaul link
After service resources, the corresponding service resources for being also used to will acquire are stored in local cache.
11. according to the described in any item target BS of claim 8-10, which is characterized in that the switching sending module is to described
It after source base station sends switching response, is also used to send handoff completion message to the source base station, so that the source base station discharges
Store the caching of the service resources.
12. a kind of source base station characterized by comprising
Switch sending module, for sending switching request to target BS, the source base station is carried in the switching request to use
The information for the service resources that family equipment provides, so that the target BS is corresponding according to the acquisition of information of the service resources
Service resources, and acquired corresponding service resources are sent to the user equipment；
Responder module, the switching response sent for receiving the target BS；
Wherein, if storing the service resources in the target BS local cache, the target BS is in local cache
Obtain service resources corresponding with the information of the service resources；Alternatively,
If there is no the not stored service resources in local cache or local cache, the target bases for the target BS
It stands and sends the request of acquisition service resources corresponding with the information of the service resources to remote caches functional entity, and connect
Receive the corresponding service resources that the remote caches functional entity is sent；Alternatively,
If the not stored service resources in local cache or local cache, and the target base is not present in the target BS
Standing between the source base station, there are Backhaul backhaul links, then the target BS passes through the Backhaul backhaul link
The request for obtaining service resources corresponding with the information of the service resources is sent to the source base station, and by described
Backhaul backhaul link receives the corresponding service resources that the source base station is sent.
13. source base station according to claim 12, which is characterized in that the information of the service resources includes: the user
The currently used resource segmental identification of equipment.
14. source base station according to claim 12 or 13, which is characterized in that further include:
Switch receiving module, for the switching sending module to target BS transmission switching request after, by with it is described
Backhaul backhaul link between target BS receives the corresponding with the information of the service resources of the target BS transmission
Service resources request；
Data transmission blocks are provided for sending corresponding business to the target BS by the Backhaul backhaul link
Source.
Priority Applications (2)
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| CN201410124109.6A CN104955115B (en) | 2014-03-28 | 2014-03-28 | Method, source base station and the target BS that business provides |
| PCT/CN2014/092703 WO2015143888A1 (en) | 2014-03-28 | 2014-12-01 | Service providing method, source base station and target base station |
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| CN201410124109.6A CN104955115B (en) | 2014-03-28 | 2014-03-28 | Method, source base station and the target BS that business provides |
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| CN106973407B (en) * | 2016-01-13 | 2020-03-20 | ***通信集团公司 | Service data transmission method and device |
| CN114375017A (en) * | 2016-01-16 | 2022-04-19 | 华为技术有限公司 | Switching method, base station and terminal equipment |
| CN107454632B (en) * | 2016-05-30 | 2020-04-24 | ***通信有限公司研究院 | Service processing method, base station and terminal in switching process |
| CN109905900B (en) * | 2017-12-07 | 2020-09-08 | 华为技术有限公司 | Method for switching central unit and service processing device |
| CN110366861B (en) | 2018-02-09 | 2022-05-10 | 北京小米移动软件有限公司 | Method, device, system and storage medium for switching among base stations |
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| CN102572980A (en) * | 2011-12-22 | 2012-07-11 | 华为技术有限公司 | Mobile station switching method, device and system |
| WO2013015727A1 (en) * | 2011-07-25 | 2013-01-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Radio base station, method in a radio base station, relay station and method in a relay station |
| CN103313325A (en) * | 2012-03-09 | 2013-09-18 | 中兴通讯股份有限公司 | Switching method and device and data processing method and device |
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2014
- 2014-03-28 CN CN201410124109.6A patent/CN104955115B/en active Active
- 2014-12-01 WO PCT/CN2014/092703 patent/WO2015143888A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013015727A1 (en) * | 2011-07-25 | 2013-01-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Radio base station, method in a radio base station, relay station and method in a relay station |
| CN102572980A (en) * | 2011-12-22 | 2012-07-11 | 华为技术有限公司 | Mobile station switching method, device and system |
| CN103313325A (en) * | 2012-03-09 | 2013-09-18 | 中兴通讯股份有限公司 | Switching method and device and data processing method and device |
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