CN103702373B - Switching handling method and system, relay and base station - Google Patents
Switching handling method and system, relay and base station Download PDFInfo
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- CN103702373B CN103702373B CN201310740649.2A CN201310740649A CN103702373B CN 103702373 B CN103702373 B CN 103702373B CN 201310740649 A CN201310740649 A CN 201310740649A CN 103702373 B CN103702373 B CN 103702373B
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Abstract
The embodiment of the present invention discloses a kind of switching handling method and system, relay and base station.The switching handling method, including：Before control base station makes switch decision in source, the auxiliary information for obtaining preconfiguration parameters is sent；Receive the preconfiguration parameters；According to the preconfiguration parameters, the target control base station is switched to from the source control base station.The relay, including：First sending module, for before source control base station makes switch decision, sending the auxiliary information for obtaining preconfiguration parameters；First receiving module, for receiving the preconfiguration parameters；Handover module, for according to the preconfiguration parameters, the target control base station to be switched to from the source control base station.The time delay that the embodiment of the present invention solves handover operation is longer so that the technical problem of the time lengthening of service disruption occurs for the UE under relay control.
Description
Technical field
The present embodiments relate to communication technical field, more particularly to a kind of switching handling method and system, relay
And base station.
Background technology
With the continuous development of mobile communication technology, relaying technique has been applied in the public transport work of high-speed mobile
Tool, such as on rapid, to facilitate as the user equipment in the public transport of these high-speed mobiles（User
Equipment, hereinafter referred to as：UE）The communication service of high quality is provided.
So-called relaying technique is to increase one or more repeaters between base station and UE, is responsible for the wireless of base station transmission
Signal does one or many signal forwardings, until reaching UE.By taking better simply double bounce relaying as an example, relay is by a base station
Radio Link to UE is divided into base station to relay and relay to UE two wireless links, so as to by a quality
Poor link replaces with two preferable links of quality, to obtain higher link capacity and the more preferable network coverage.With
Exemplified by the public transport of high-speed mobile is train, UE can access the relay of installation ON TRAINS.With train
Run at high speed, relay can pass through from multiple cells.Due to when passing through multiple cells, control base station（Donor E-
UTRAN Node B, hereinafter referred to as：DeNB）It can change, so that Relay can switch, and the institute on train
There is UE to be performed group's switching.
During the present invention is realized, inventor has found prior art, and at least there are the following problems：Due in UE and base
Relay is introduced between standing, therefore adds the time delay of handover operation so that the UE under relay control takes
The time lengthening that business is interrupted, the continuity of business is poor, reduces QoS.
The content of the invention
The embodiment of the present invention provides a kind of switching handling method and system, relay and base station, to solve existing skill
The time delay of handover operation is longer in art so that the technology for the time lengthening that service disruption occurs for the UE under relay control is asked
Topic.
The embodiment of the present invention provides a kind of switching handling method, including：
Before control base station makes switch decision in source, the auxiliary information for obtaining preconfiguration parameters is sent；
Receive the preconfiguration parameters；
According to the preconfiguration parameters, the target control base station is switched to from the source control base station.
The embodiment of the present invention provides a kind of relay, including：
First sending module, it is used to obtain preconfiguration parameters for before source control base station makes switch decision, sending
Auxiliary information；
First receiving module, for receiving the preconfiguration parameters；
Handover module, for according to the preconfiguration parameters, the target control base to be switched to from the source control base station
Stand.
Accordingly, the embodiment of the present invention provides a kind of switching processing system, including：Relay, source control base station and
Target control base station,
The relay, for sending the auxiliary information for being used for obtaining preconfiguration parameters, the preconfiguration parameters are received,
And according to the preconfiguration parameters, the target control base station is switched to from the source control base station；
The source control base station, for after the relay obtains preconfiguration parameters, switching over decision operation；
The target control base station, after making switch decision in the source control base station, receive the relaying dress
The handover request put.
In the above embodiment of the present invention, relay can fill before source control base station makes switch decision to relaying
Put the resource being switched to from source DeNB needed for target DeNB to be configured in advance, without used in having begun to be switched to from source DeNB
During target DeNB, resource distribution is just carried out.Therefore, the above embodiment of the present invention shortens relay cutting in handoff procedure
Time delay is changed, the time of service disruption occurs for the UE for shortening relay control, has ensured that the UE of relay control is switching
During service continuity, improve QoS.
The embodiment of the present invention provides another switching handling method, including：
The uplink physical information for the relay that reception source control base station is sent；
When detecting the relay according to the uplink physical information, resource letter is configured for the relay
Breath, so that the relay is switched to target control base station by the source control base station according to the resource information.
The embodiment of the present invention provides a kind of base station, including：
Second receiving module, the uplink physical information of the relay sent for receiving source control base station；
Configuration module, for when detecting the relay according to the uplink physical information, being filled for the relaying
Configuration resource information is put, so that the relay is switched to target control by the source control base station according to the resource information
Base station.
Accordingly, the embodiment of the present invention provides a kind of switching processing system, including：Relay, source control base station and mesh
Mark control base station,
The source control base station, for the route track information that is moved according to the relay or temporal information to institute
State the uplink physical information that target control base station sends the relay；
The target control base station, for when detecting the relay according to the uplink physical information, for institute
Relay configuration resource information is stated, so that the relay is switched to by the source control base station according to the resource information
Target control base station.
In the above embodiment of the present invention, target DeNB can match somebody with somebody in advance before relay initiates switching for relay
Resource information is put, to cause relay that when subsequently initiating to be switched to target DeNB from source DeNB, target DeNB can be used
The resource information being configured, therefore, above-described embodiment shorten interruption time delay of the relay in handoff procedure, enter one
Step has ensured service continuities of the UE of relay control in handoff procedure, improves QoS.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this area
For those of ordinary skill, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the flow chart of switching handling method one embodiment of the present invention；
Fig. 2 is the signaling process figure of another embodiment of switching handling method of the present invention；
Fig. 3 is the signaling process figure of switching handling method further embodiment of the present invention；
Fig. 4 is the signaling process figure of another embodiment of switching handling method of the present invention；
Fig. 5 is the signaling process figure of switching handling method a still further embodiment of the present invention；
Fig. 6 is switching handling method of the present invention and the flow chart of further embodiment；
Fig. 7 is switching handling method of the present invention and the signaling process figure of a still further embodiment；
Fig. 8 is the structural representation of relay one embodiment of the present invention；
Fig. 9 is the structural representation of another embodiment of relay of the present invention；
Figure 10 is the structural representation of switching processing system one embodiment of the present invention；
Figure 11 is the structural representation of base station one embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1 is the flow chart of switching handling method one embodiment of the present invention, as shown in figure 1, the method for the present embodiment can
With including：
Step 101, before source control base station makes switch decision, send for obtain preconfiguration parameters auxiliary believe
Breath；
Step 102, receive the preconfiguration parameters；
Step 103, according to the preconfiguration parameters, be switched to the target control base station from the source control base station.
For example, before in source, control base station makes switch decision, relay can according to auxiliary information obtain from
Source DeNB is switched to the preconfiguration parameters needed for target DeNB；After the preconfiguration parameters are obtained, you can according to the pre-configured ginseng
Number is switched to target DeNB from source DeNB.
In switching handling method of the present invention another embodiment, switching is made in source control base station described in step 101
Before judgement, the auxiliary information for obtaining preconfiguration parameters is sent, can be included：
Before in source, control base station makes switch decision, it is determined that the distance between the target control base station is less than in advance
If distance, when either reaching default time point or reaching default location point, the auxiliary information is sent.
Relay its route track and reaches the parameter informations such as the time point of some locality in moving process
Compare fixation, therefore, the route track of relay, reach the time point of some locality or the relay is cut
Historical experience information changed etc. is as the trigger condition for obtaining preconfiguration parameters, so as to ensure that the relay is cut from source DeNB
Change to before target DeNB, you can complete switching pre-configured operator.For example, when relay is moved to current location and target
When the distance between DeNB is less than pre-determined distance, you can triggering relay starts to obtain preconfiguration parameters；When relay exists
In moving process, when current time reaches default time point, relay can also be triggered and start to obtain preconfiguration parameters；When
When relay reaches a default location point, triggering relay starts to obtain preconfiguration parameters.
The present embodiment illustrates exemplified by using relay ON TRAINS.
In the prior art, with train run at high speed from multiple cells pass through when, relay in train due to
DeNB change, it may occur that switching, and also the UE on train can be performed group's switching, therefore, just have in a short time big
The space interface signaling of amount moves relaying, but also matches somebody with somebody again along with a large amount of UE of relay control switchable resource.Source
DeNB has little time to handle these substantial amounts of space interface signalings in a short time, and therefore, those space interface signalings for having little time processing are corresponding
UE do not have enough time also performing switching to target DeNB and just had been moved off source DeNB, now UE due to no access it is any
Cell and there is the situation of service disruption；Even if UE has enough time completing switching flow, as access link and repeated link
Two sections of continuing for link are matched somebody with somebody again, cause business interruption time long, traffic affecting continuity.
In the present embodiment, due to the relay on train, its route track moved and some is reached specifically
The time point of point is relatively fixed, and therefore, in the present embodiment, relay, can be with before source control base station makes switch decision
It is switched to from source DeNB the resource needed for target DeNB to relay to configure in advance, so that relay is needing
Execution is switched to before target DeNB operation from source DeNB, you can and carry out switching and prepare, can be advance according to this in switching
The resource of configuration is switched to target DeNB from source DeNB, without used in have begun to from source DeNB be switched to target DeNB when,
Carry out resource distribution.Therefore, the switching handling method of the present embodiment shortens handover delay of the relay in handoff procedure,
The time of service disruption occurs for the UE for shortening relay control, has ensured the UE of relay control in handoff procedure
Service continuity, improve QoS.
In switching handling method further embodiment of the present invention, after step 101, it can also include：
Preconfigured information is sent to user equipment according to the preconfiguration parameters, so that the user equipment is according to described pre-
Configuration information carries out parameter configuration processing.
Relay can send UE progress parameter to the UE of relay control and match somebody with somebody after preconfiguration parameters are obtained
The preconfigured information needed for processing is put, preconfigured information can be all or part of preconfiguration parameters, so that UE
Before parameter reconfiguration operation is carried out, you can the preparation of parameter configuration processing is carried out, it is pre- according to this under the control of relay
Configuration information carry out parameter configuration processing, without used in relay have begun to from source DeNB be switched to target DeNB when,
Carry out reconfiguring for resource.
In switching handling method a still further embodiment of the present invention, preconfiguration parameters, it can include：Target cell frequency is believed
Breath, the bandwidth information of Target cell, tracking area identification（Trace Area Identifier, hereinafter referred to as：TAI）, Target cell
Broadcast single frequency network subframe configuration information (Multicast Broadcast Single Frequency Network, hereinafter referred to as：
MBSFN), the PCI information of Target cell and public land mobile net network (Public Land Mobile Network, below
Referred to as：PLMN) at least one of identification information parameter information.Auxiliary information, it can include：Current location information, current speed
Spend information, current point in time information, current frequency information, Physical Cell Identifier（Physical Cell Identity, it is simple below
Claim：PCI）At least one of information and history information parameter information.
It should be noted that above-mentioned preconfiguration parameters and auxiliary information are not limited to the above-mentioned all multi-parameters included,
It will be appreciated by persons skilled in the art that above-mentioned preconfiguration parameters and auxiliary information can be selected as needed.
For example, relay can the distance between target DeNB be less than it is default apart from when, report relaying
Current location information, present speed information, current point in time information, current frequency information, PCI information and the history note of device
At least one of information parameter information is recorded, then can obtain corresponding preconfiguration parameters according to these auxiliary informations, this is pre-
Configuration parameter may include that Target cell frequency information, the bandwidth information of Target cell, TAI, Target cell MBSFN, target are small
At least one of the PCI information in area and PLMN identification informations parameter information, so that relay can be according to target
Cell frequency information, the bandwidth information of Target cell, TAI, Target cell MBSFN, the PCI information of Target cell and PLMN marks
Know information and switch over pre-configured processing, in order to which subsequently DeNB is switched to target DeNB from source.
Above-described embodiment can be in advance according to the physical planning and deployment scenario of DeNB network in implementation process
Configuration parameter set corresponding to relay generation, these configuration parameter sets can be stored in the Operation and Maintenance of relay
（Operation and Maintenance, hereinafter referred to as：O&M）In system, in source DeNB O ＆ M system, target DeNB O＆
In M systems or in mobility management entity.And the preconfiguration parameters that these configuration parameters are concentrated, can also be in current net
Network configuration is updated when changing.
Switching handling method of the present invention is described in detail using four embodiments below.
Fig. 2 is the signaling process figure of another embodiment of switching handling method of the present invention, in the present embodiment, configuration parameter
Collection can be stored in the O ＆ M system of relay, correspondingly, the transmission auxiliary information in Fig. 1 described in step 101,
It can include：The switching of the Operation ＆ Maintenance System transmission carrying auxiliary information of the relay to relay is pre-configured please
Ask；The reception preconfiguration parameters described in step 102, can include：Relay receives the operation of the relay
Maintenance system concentrates the preconfiguration parameters for obtaining and sending according to the auxiliary information from configuration parameter;Described in step 103
According to the preconfiguration parameters, the target control base station is switched to from the source control base station, can be included：Relay to
The source control base station sends the measurement report for carrying the preconfiguration parameters；The source control base station is to the target control base
Stand and send the handover request message of the carrying preconfiguration parameters, and send switching command to the relay and prepare message,
After the switching request acknowledgement message of the target control base station feedback is received, switching command activation is sent to the relay
Message；Relay preconfiguration parameters according to the switching command prepares message arrangement, and receiving the switching
The preconfiguration parameters are activated after order activate message, the target control base station is switched to from the source control base station.
Specifically, as shown in Fig. 2 the method for the present embodiment can include：
Step 201, in moving process, relay make obtain next stop preconfiguration parameters judgement；
For example, in moving process, the distance between target DeNB is less than pre-determined distance, reached relay
When default time point or the default location point of arrival, the judgement for obtaining next stop preconfigured information can be made.
Step 202, the O ＆ M system transmission to relay switch pre-configured request.
Auxiliary information can be carried in the pre-configured request of the switching, the auxiliary information can be the current location of relay
In information, present speed information, current point in time information, current frequency information, PCI information and history information at least
A kind of parameter information.
Step 203, the O ＆ M system of relay are concentrated from parameter configuration obtains preconfiguration parameters.
For example, the ginseng that the O ＆ M system of the relay can be according to the auxiliary information that relay reports from preservation
Preconfiguration parameters, such as the bandwidth information of Target cell frequency information, Target cell, TAI, Target cell are selected in number config set
At least one of MBSFN, the PCI information of Target cell and PLMN identification informations parameter information.
Preconfiguration parameters are sent to relay by step 204, the O ＆ M system of relay.
For example, the preconfiguration parameters both can be passed to relaying dress by the O ＆ M system of relay by sequence number
Put, preconfiguration parameters explicitly can also be passed into relay.
Step 205, relay are to source DeNB reporting measurement reports；
The preconfiguration parameters of relay acquisition can be carried in the measurement report, these information can be carried,
It is sent to source DeNB；
After step 206, source DeNB determine switching, handover request message is sent to target DeNB；
The preconfigured information is carried in the handover request message, the preconfigured information is sent to target DeNB.
Step 207, source DeNB send switching command to relay and prepare message.
It should be noted that can there is no sequencing between step 206 and step 207.
After step 208, relay receive switching command preparation message, the preconfiguration parameters are configured.
In the present embodiment, after relay has configured preconfiguration parameters, can not enable.Now, protected in relay
Two sets of parameters, that is, the parameter before switching and the parameter after switching are deposited
Step 209, relay send preconfigured information to UE.
Relay can according to complete switching it is pre-configured after parameter, to UE send preconfigured information so that
UE has configured the parameter after switching also according to the preconfigured information, but does not enable；
Step 210, target DeNB receive handover request message, and after carrying out access control, handover request is replied to source DeNB
Confirmation message；
After step 211, source DeNB receive switching request acknowledgement message, switching command activate message is sent to relay；
After step 212, relay receive the switching command activate message, pre-configured preconfiguration parameters are activated；
Step 213, relay send switching command activate message to UE;
After step 214, UE receive switching command activate message, preconfigured information is activated；
Step 215, source DeNB release resources, switching flow terminate.
In the present embodiment, relay can be before source control base station makes switch decision, to relay from source
The resource that DeNB is switched to needed for target DeNB is configured in advance, so that relay is needing execution to be cut from source DeNB
Change to before target DeNB operation, you can carry out switching and prepare, can be according to the resource that this is pre-configured with from source in switching
DeNB is switched to target DeNB, without used in have begun to from source DeNB be switched to target DeNB when, just carry out resource distribution；And
And relay can also send preconfigured information, so that UE exists before source control base station makes switch decision to UE
Reconfiguring for parameter can be carried out before relay switching, is gone out so as to it also avoid UE in the handoff procedure of relay
The phenomenon of existing service disruption.Therefore, the switching handling method of the present embodiment shortens switching of the relay in handoff procedure
Time delay, and the time of the UE generation service disruptions of relay control, have ensured the UE of relay control in handoff procedure
In service continuity, improve QoS.Moreover, before relay is switched to target DeNB from source DeNB,
Source DeNB and target DeNB also would know that the preconfiguration parameters, so that switchings of the source DeNB and target DeNB in relay
During need not carry out resource distribution again, the continuity of service is further ensured, to improve QoS.
Fig. 3 is the signaling process figure of switching handling method further embodiment of the present invention, in the present embodiment, configuration parameter
Collection can be stored in source DeNB O ＆ M system, and correspondingly, the transmission auxiliary information in Fig. 1 described in step 101 can
With including：Relay sends the measurement report or dedicated signaling message for carrying the auxiliary information to source control base station；Step
The reception preconfiguration parameters described in rapid 102, can include：In the source control base station according to the auxiliary information from institute
After the configuration parameter concentration acquisition preconfiguration parameters for stating the Operation ＆ Maintenance System of source control base station, relay receives the source control
The switching command for the carrying preconfiguration parameters that base station processed is sent prepares message；Described in step 103 according to described prewired
Parameter is put, the target control base station is switched to from the source control base station, can include：The source control base station is to described
Target control base station sends the handover request message for carrying the preconfiguration parameters, and receives the target control base station feedback
After switching request acknowledgement message, switching command activate message is sent to the relay, the relay is cut according to
Change order activate message and activate the preconfiguration parameters, the target control base station is switched to from the source control base station.
Specifically, as shown in figure 3, the method for the present embodiment can include：
Step 301, relay are to source DeNB reporting measurement reports；
Auxiliary information can be carried in the measurement report, the auxiliary information can be relay current location information,
At least one of present speed information, current point in time information, current frequency information, PCI information and history information
Parameter information.
Or in hand-off process of the present invention another embodiment, the relay can also send measurement report it
Before, the dedicated signaling message between relay and source DeNB is sent to source DeNB, auxiliary letter is carried in the dedicated signaling message
Breath.
Relay, which sends measurement report or the trigger condition of dedicated signaling message, can also use institute in above-described embodiment
The positional information or temporal information stated, are repeated no more.
The parameter configuration that step 302, source DeNB preserve from source DeNB O ＆ M system, which is concentrated, obtains preconfiguration parameters.
For example, source DeNB O ＆ M system can concentrate selection pre- according to auxiliary information from the parameter configuration of preservation
Configuration parameter, such as the bandwidth information of Target cell frequency information, Target cell, TAI, Target cell MBSFN, Target cell
At least one of PCI information and PLMN identification informations parameter information.Source DeNB O ＆ M system can both be incited somebody to action by sequence number
The preconfiguration parameters pass to source DeNB, preconfiguration parameters explicitly can also be passed into source DeNB.
After step 303, source DeNB determine switching, handover request message is sent to target DeNB；
The preconfigured information is carried in the handover request message, the preconfigured information is sent to target DeNB.
Step 304, source DeNB send switching command to relay and prepare message.
The switching command prepares that in message preconfigured information can be carried, and the preconfigured information is sent into relaying dress
Put.
It should be noted that can there is no sequencing between step 303 and step 304.
After step 305, relay receive switching command preparation message, the preconfiguration parameters are configured.
In the present embodiment, after relay has configured preconfiguration parameters, can not enable.Now, protected in relay
Two sets of parameters, that is, the parameter before switching and the parameter after switching are deposited.
Step 306, relay send preconfigured information to UE.
Relay can according to complete switching it is pre-configured after parameter, to UE send preconfigured information so that
UE has configured the parameter after switching also according to the preconfigured information, but does not enable.
Step 307, target DeNB receive handover request message, and after carrying out access control, handover request is replied to source DeNB
Confirmation message；
After step 308, source DeNB receive switching request acknowledgement message, switching command activate message is sent to relay；
After step 309, relay receive the switching command activate message, pre-configured preconfiguration parameters are activated；
Step 310, relay send switching command activate message to UE;
After step 311, UE receive switching command activate message, preconfigured information is activated；
Step 312, source DeNB release resources, switching flow terminate.
In the present embodiment, relay can be before source control base station makes switch decision, to relay from source
The resource that DeNB is switched to needed for target DeNB is configured in advance, so that relay is needing execution to be cut from source DeNB
Change to before target DeNB operation, you can carry out switching and prepare, can be according to the resource that this is pre-configured with from source in switching
DeNB is switched to target DeNB, without used in have begun to from source DeNB be switched to target DeNB when, just carry out resource distribution；And
And relay can also send preconfigured information, so that UE exists before source control base station makes switch decision to UE
Reconfiguring for parameter can be carried out before relay switching, is gone out so as to it also avoid UE in the handoff procedure of relay
The phenomenon of existing service disruption.Therefore, the switching handling method of the present embodiment shortens switching of the relay in handoff procedure
Time delay, and the time of the UE generation service disruptions of relay control, have ensured the UE of relay control in handoff procedure
In service continuity, improve QoS.Moreover, before relay is switched to target DeNB from source DeNB,
Source DeNB and target DeNB also would know that the preconfiguration parameters, so that switchings of the source DeNB and target DeNB in relay
During need not carry out resource distribution again, the continuity of service is further ensured, to improve QoS.
Fig. 4 is the signaling process figure of another embodiment of switching handling method of the present invention, in the present embodiment, configuration parameter
Collection can be stored in target DeNB O ＆ M system, correspondingly, the transmission auxiliary information in Fig. 1 described in step 101,
It can include：Relay sends the measurement report or dedicated signaling message for carrying the auxiliary information to source control base station,
The source control base station sends the handover request message for carrying the auxiliary information to the target control base station；In step 102
The described reception preconfiguration parameters, can include：Send and carry to the target control base station in the source control base station
The handover request message of the auxiliary information；The target control base station is according to the auxiliary information from the target control base station
Operation ＆ Maintenance System configuration parameter concentrate obtain preconfiguration parameters, and to the source control base station send carry it is described prewired
After putting the switching request acknowledgement message of parameter, relay receives the carrying pre-configured ginseng that the source control base station is sent
Several switching command messages；Described in step 103 according to the preconfiguration parameters, be switched to from the source control base station described
Target control base station, it can include：The relay activates the preconfiguration parameters, and institute is switched to from the source control base station
State target control base station.
Specifically, as shown in figure 4, the method for the present embodiment can include：
Step 401, relay are to source DeNB reporting measurement reports；
Auxiliary information can be carried in the measurement report, the auxiliary information can be relay current location information,
At least one of present speed information, current point in time information, current frequency information, PCI information and history information
Parameter information.
Or relay can also be sent between relay and source DeNB before measurement report is sent to source DeNB
Dedicated signaling message, carry auxiliary information in the dedicated signaling message.
Relay, which sends measurement report or the trigger condition of dedicated signaling message, can also use institute in above-described embodiment
The positional information or temporal information stated, are repeated no more.
After step 402, source DeNB determine switching, handover request message is sent to target DeNB；
The preconfigured information is carried in the handover request message, the preconfigured information is sent to target DeNB.
The parameter configuration that step 403, target DeNB preserve from target DeNB O ＆ M system, which is concentrated, obtains preconfiguration parameters.
For example, target DeNB O ＆ M system can concentrate selection according to auxiliary information from the parameter configuration of preservation
Preconfiguration parameters, such as the bandwidth information of Target cell frequency information, Target cell, TAI, Target cell MBSFN, Target cell
PCI information and at least one of PLMN identification informations parameter information.
After step 404, target DeNB carry out access control, switching request acknowledgement message is replied to source DeNB；
Preconfiguration parameters are carried in the switching request acknowledgement message.Target DeNB both can be pre-configured by this by sequence number
Parameter passes to source DeNB, preconfiguration parameters explicitly can also be passed into source DeNB.
Step 405, source DeNB send switching command message to relay.
Preconfigured information can be carried in the switching command message, the preconfigured information is sent to relay.
After step 406, relay receive switching command message, the preconfiguration parameters are activated.
Step 407, relay send switching command activate message to UE.
Preconfigured information can be carried in the switching command activate message, the preconfigured information is sent to UE, and make
UE activates the preconfigured information.
Step 408, source DeNB release resources, switching flow terminate.
In the present embodiment, relay can be before source control base station makes switch decision, to relay from source
The resource that DeNB is switched to needed for target DeNB is configured in advance, so that relay is needing execution to be cut from source DeNB
Change to before target DeNB operation, you can carry out switching and prepare, can be according to the resource that this is pre-configured with from source in switching
DeNB is switched to target DeNB, without used in have begun to from source DeNB be switched to target DeNB when, just carry out resource distribution；And
And relay can also send preconfigured information, so that UE exists before source control base station makes switch decision to UE
Reconfiguring for parameter can be carried out before relay switching, is gone out so as to it also avoid UE in the handoff procedure of relay
The phenomenon of existing service disruption.Therefore, the switching handling method of the present embodiment shortens switching of the relay in handoff procedure
Time delay, and the time of the UE generation service disruptions of relay control, have ensured the UE of relay control in handoff procedure
In service continuity, improve QoS.Moreover, before relay is switched to target DeNB from source DeNB,
Source DeNB and target DeNB also would know that the preconfiguration parameters, so that switchings of the source DeNB and target DeNB in relay
During need not carry out resource distribution again, the continuity of service is further ensured, to improve QoS.
Fig. 5 is the signaling process figure of switching handling method a still further embodiment of the present invention, in the present embodiment, configuration parameter
Collection can be stored in mobility management entity（Mobility Management Entity, hereinafter referred to as：MME）In, correspondingly,
The transmission auxiliary information in Fig. 1 described in step 101, can include：Relay sends to source control base station and carries institute
State the measurement report or dedicated signaling message of auxiliary information；The reception preconfiguration parameters described in step 102, can be wrapped
Include：The handover request message for carrying the auxiliary information is sent to mobility management entity in the source control base station；The shifting
Mobility management entity is concentrated from configuration parameter obtains preconfiguration parameters, and described pre-configured to source control base station transmission carrying
The switching command message of parameter, sent to the target control base station carry the preconfiguration parameters handover request message it
Afterwards, the relay receives the switching command preparation message for the carrying preconfiguration parameters that the source control base station is sent；
Described in step 103 according to the preconfiguration parameters, be switched to the target control base station from the source control base station, can be with
Including：After the target control base station receives the handover request message for carrying the preconfiguration parameters, to mobility management entity
Switching request acknowledgement message is sent, the mobility management entity sends switching command activate message to the source control base station,
The source control base station sends switching command activate message to the relay, and the relay is according to the switching command
Activate message activates the preconfiguration parameters, and the target control base station is switched to from the source control base station.
Specifically, as shown in figure 5, the method for the present embodiment can include：
Step 501, relay are to source DeNB reporting measurement reports；
Auxiliary information can be carried in the measurement report, the auxiliary information can be relay current location information,
At least one of present speed information, current point in time information, current frequency information, PCI information and history information
Parameter information.
Or relay can also be sent between relay and source DeNB before measurement report is sent to source DeNB
Dedicated signaling message, carry auxiliary information in the dedicated signaling message.
Relay, which sends measurement report or the trigger condition of dedicated signaling message, can also use institute in above-described embodiment
The positional information or temporal information stated, are repeated no more.
After step 502, source DeNB determine switching, handover request message is sent to MME；
The preconfigured information is carried in the handover request message, the preconfigured information is sent to MME.
Step 503, MME concentrate from parameter configuration obtains preconfiguration parameters；
The MME can concentrate selection preconfiguration parameters, such as Target cell according to auxiliary information from the parameter configuration of preservation
Frequency information, the bandwidth information of Target cell, TAI, Target cell MBSFN, the PCI information of Target cell and PLMN mark letters
At least one of breath parameter information.
Step 504, MME send switching command message to source DeNB；
Preconfiguration parameters can be carried in the switching command message.
Step 505, MME send handover request message to target DeNB；
Preconfiguration parameters can be carried in the handover request message.
In step 504 and step 505, the preconfiguration parameters both can be passed to source DeNB and mesh by MME by sequence number
DeNB, preconfiguration parameters explicitly can also be passed into source DeNB and purpose DeNB.
Step 506, source DeNB send switching command to relay and prepare message；
The switching command prepares that in message preconfigured information can be carried, and the preconfigured information is sent into relaying dress
Put.
After step 507, relay receive switching command preparation message, the preconfiguration parameters are configured.
In the present embodiment, after relay has configured preconfiguration parameters, can not enable.Now, protected in relay
Two sets of parameters, that is, the parameter before switching and the parameter after switching are deposited.
Step 508, relay send preconfigured information to UE.
Relay can according to complete switching it is pre-configured after parameter, to UE send preconfigured information so that
UE has configured the parameter after switching also according to the preconfigured information, but does not enable.
After step 509, target DeNB carry out access control, switching request acknowledgement message is sent to MME；
Step 510, MME send switching command activate message to source DeNB；
Step 511, source DeNB send switching command activate message to relay；
Step 512, relay activation preconfiguration parameters；
Step 513, relay send switching command activate message to UE；
Step 514, UE activation preconfigured informations；
Step 515, the release of source DeNB resource, switching flow terminate.
In the present embodiment, relay can be before source control base station makes switch decision, to relay from source
The resource that DeNB is switched to needed for target DeNB is configured in advance, so that relay is needing execution to be cut from source DeNB
Change to before target DeNB operation, you can carry out switching and prepare, can be according to the resource that this is pre-configured with from source in switching
DeNB is switched to target DeNB, without used in have begun to from source DeNB be switched to target DeNB when, just carry out resource distribution；And
And relay can also send preconfigured information, so that UE exists before source control base station makes switch decision to UE
Reconfiguring for parameter can be carried out before relay switching, is gone out so as to it also avoid UE in the handoff procedure of relay
The phenomenon of existing service disruption.Therefore, the switching handling method of the present embodiment shortens switching of the relay in handoff procedure
Time delay, and the time of the UE generation service disruptions of relay control, have ensured the UE of relay control in handoff procedure
In service continuity, improve QoS.Moreover, before relay is switched to target DeNB from source DeNB,
Source DeNB and target DeNB also would know that the preconfiguration parameters, so that switchings of the source DeNB and target DeNB in relay
During need not carry out resource distribution again, the continuity of service is further ensured, to improve QoS.
Fig. 6 is switching handling method of the present invention and the flow chart of further embodiment, as shown in fig. 6, the side of the present embodiment
Method can include：
Step 601, the uplink physical information for receiving the relay that source control base station is sent；
For example, target DeNB can receive the uplink physical information of the relay of source DeNB transmissions.
In switching handling method of the present invention another embodiment, the reception source control base station described in step 601 is sent
Relay uplink physical information, can include：Receive the road that the source control base station moves according to the relay
The uplink physical information that line tracking information or temporal information are sent.
The time point that some locality is reached due to the route track and train of relay is relatively fixed, relaying dress
Put on the move, source DeNB can relay according to determinations such as the route track of relay, time point information or historical informations
Next target DeNB of switching needed for device, and when meeting preset trigger condition, such as reaching some time point, notice
The used ascending physical signal letter when accessing source DeNB of next target DeNB relays of switching needed for relay
Breath.
Step 602, when detecting the relay according to the uplink physical information, for the relay configure
Resource information, so that the relay is switched to target control base station by the source control base station according to the resource information.
Target DeNB, can be according to the uplink physical information in this after the uplink physical information of the relay is obtained
Upward signal after device is demodulated decoding process, so as to detect whether the relay has moved into target DeNB's
Coverage.When target DeNB detects that the relay has moved into its coverage, then target DeNB can be the relaying
Device configures resource information, to cause relay when subsequently initiating to be switched to target DeNB from source DeNB, can use mesh
The resource information that mark DeNB has been configured, without being just when knowing that relay needs switching due to target DeNB
Service disruption phenomenon caused by relay distribution resource information.Therefore, the present embodiment shortens relay and switched
During handover delay, further ensured service continuities of the UE in handoff procedure of relay control, improved
QoS.
In switching handling method further embodiment of the present invention, source control base station described in above-mentioned steps 602 according to
The relay is switched to target control base station by the resource information, can be included：Described in the source control base station receives
The measurement report that relay is sent, and send handover request message to the target control base station；The target control base station
Send the switching request acknowledgement message for carrying the resource information to the source control base station, the source control base station is in described
The switching command message for carrying the resource information is sent after device, the relay is switched to the target control base
Stand.In addition, the embodiment can also include：The relay sends switching life to the user equipment that the relay controls
Message is made, the user equipment is switched to the target control base station from the source control base station.
Switching handling method of the present invention is described in detail using a specific embodiment below.
Fig. 7 is switching handling method of the present invention and the signaling process figure of a still further embodiment, as shown in fig. 7, the present embodiment
Method can include：
Step 701, source DeNB send the uplink physical information of relay to target DeNB.
The time point that some locality is reached due to the route track and train of relay is relatively fixed, relaying dress
Put on the move, source DeNB can relay according to determinations such as the route track of relay, time point information or historical informations
Next target DeNB of switching needed for device, and meeting preset trigger condition, such as reach some time point or arrive
During up to some location point, next target DeNB relays of switching are when accessing source DeNB needed for notice relay
Used uplink physical information.
The uplink physical information that step 702, target DeNB are sent according to source DeNB detects relay, and is filled in the relaying
When putting immigration overlay area, resource information is configured for the relay.
Target DeNB, can be according to the uplink physical information in this after the uplink physical information of the relay is obtained
Upward signal after device is demodulated decoding process, so as to detect whether the relay has moved into target DeNB's
Coverage.When target DeNB detects that the relay has moved into its coverage, then target DeNB can be the relaying
Device configures resource information, to cause relay when subsequently initiating to be switched to target DeNB from source DeNB, can use mesh
The resource information that mark DeNB has been configured, without being just when knowing that relay needs switching due to target DeNB
Service disruption phenomenon caused by relay distribution resource information.
Step 703, relay send measurement report to source DeNB；
Relay is during continuous movement, due to signal intensity, it is necessary to initiate from source DeNB to target DeNB's
Switching, therefore, relay need to send measurement report to source DeNB.
After step 704, source DeNB determine switching, handover request message is sent to target DeNB；
Step 705, target DeNB send switching request acknowledgement message to source DeNB；
Because in a step 702, target DeNB has configured resource information for the relay, therefore, in step 705
In, target DeNB need not carry out resource again and match somebody with somebody again, but can be straight after the handover request message of source DeNB transmissions is received
Connect to source DeNB and feed back switching request acknowledgement message, can be carried in the switching request acknowledgement message just pre- before the handover
The resource information of the relay configured；
After step 706, source DeNB receive switching request acknowledgement message, switching command message is sent to relay；
After step 707, relay receive switching command message, the UE controlled to it sends switching command message;
Step 708, source DeNB release resources, switching flow terminate.
In the present embodiment, source DeNB can be before relay initiates switching, according to the positional information of relay movement
Or temporal information etc. sends the uplink physical information of the relay to target DeNB, so that target DeNB fills in relaying
Can be that the relay configures resource information before putting initiation switching, therefore, target DeNB need not be sent out in subsequent relay device
Rise and match somebody with somebody resource information again again for relay when being switched to target DeNB from source DeNB, but rapidly can be carried for relay
For pre-configured resource information, so as to shorten handover delay of the relay in handoff procedure, further protect
Hinder service continuities of the UE of relay control in handoff procedure, improve QoS.
Fig. 8 is the structural representation of relay one embodiment of the present invention, as shown in figure 8, the relaying dress of the present embodiment
Putting to include：First sending module 11, the first receiving module 12 and handover module 13.Wherein, the first sending module 11 is used
In before source control base station makes switch decision, the auxiliary information for obtaining preconfiguration parameters is sent；First receiving module
12 are used to receive the preconfiguration parameters；Handover module 13 is used for according to the preconfiguration parameters, is cut from the source control base station
Change to the target control base station.
Fig. 9 is the structural representation of another embodiment of relay of the present invention, as shown in figure 9, the relaying of the present embodiment
Device can further include on the basis of the relay shown in Fig. 8：Second sending module 14 and determining module 15, should
Second sending module 14 is used to send preconfigured information to user equipment, so that the user equipment is according to the preconfigured information
Carry out parameter configuration processing；The determining module 15 be used for before source control base station makes switch decision, it is determined that with the target
Whether whether the distance between control base station is less than pre-determined distance, either whether reach default time point or reach default
Location point.
The realization principle phase of the realization principle of the present embodiment relay and the switching handling method embodiment shown in Fig. 1
Together, repeat no more.
In the present embodiment, relay can be before source control base station makes switch decision, to relay from source
The resource that DeNB is switched to needed for target DeNB is configured in advance, so that relay is needing execution to be cut from source DeNB
Change to before target DeNB operation, you can carry out switching and prepare, can be according to the resource that this is pre-configured with from source in switching
DeNB is switched to target DeNB, without used in have begun to from source DeNB be switched to target DeNB when, just carry out resource distribution；And
And relay can also send preconfigured information, so that UE exists before source control base station makes switch decision to UE
Reconfiguring for parameter can be carried out before relay switching, is gone out so as to it also avoid UE in the handoff procedure of relay
The phenomenon of existing service disruption.Therefore, the switching handling method of the present embodiment shortens switching of the relay in handoff procedure
Time delay, and the time of the UE generation service disruptions of relay control, have ensured the UE of relay control in handoff procedure
In service continuity, improve QoS.Moreover, before relay is switched to target DeNB from source DeNB,
Source DeNB and target DeNB also would know that the preconfiguration parameters, so that switchings of the source DeNB and target DeNB in relay
During need not carry out resource distribution again, the continuity of service is further ensured, to improve QoS.
Figure 10 is the structural representation of switching processing system one embodiment of the present invention, as shown in Figure 10, the present embodiment
System can include：Relay 1, source control base station 2 and target control base station 3, relay 1, which is used to send, to be used to obtain
The auxiliary information of preconfiguration parameters, the preconfiguration parameters are received, and according to the preconfiguration parameters, from the source control base station
2 are switched to the target control base station 3；State source control base station 2 to be used for after the relay obtains preconfiguration parameters, carry out
Switch decision operates；Target control base station 3 is used for after the source control base station 2 makes switch decision, receives relay 1
Handover request.
In switching processing system of the present invention another embodiment, if configuration parameter set is stored in the O＆M systems of relay 1
In system, then switching of the relay 1 specifically for sending carrying auxiliary information to the Operation ＆ Maintenance System of relay is pre-
Configuring request simultaneously receives the Operation ＆ Maintenance System of the relay and concentrated according to the auxiliary information from configuration parameter and obtain simultaneously
The preconfiguration parameters of transmission；The measurement report for carrying the preconfiguration parameters is sent to the source control base station 2；Receive the source
The switching command that control base station 2 is sent prepares message, the preconfiguration parameters according to the switching command prepares message arrangement；
After the source control base station 2 receives the switching request acknowledgement message that the target control base station 3 is fed back, the relay 1 is used
In the switching command activate message for receiving the transmission of source control base station 2, the preconfiguration parameters are activated, base is controlled from the source
Stand and 2 be switched to the target control base station 3.
The realization of switching handling method embodiment shown in the realization principle and Fig. 2 of the switching processing system of the present embodiment is former
Manage identical, repeat no more.
In switching processing system further embodiment of the present invention, if configuration parameter set is stored in the O＆M of source control base station 2
In system, then relay 1 is specifically used for sending the measurement report or special for carrying auxiliary information to the source control base station 2
Signaling message；In the source control base station 2 according to the auxiliary information matching somebody with somebody from the Operation ＆ Maintenance System of the source control base station
Put after obtaining preconfiguration parameters in parameter set, the relay 1 is used to receive described in the carrying that the source control base station 2 is sent
The switching command of preconfiguration parameters prepares message；Sent in the source control base station 2 to the target control base station 3 described in carrying
The handover request message of preconfiguration parameters, and after receiving the switching request acknowledgement message that the target control base station 3 is fed back, it is described
Relay 1 is used to receive the switching command activate message that the source control base station 2 is sent, and is activated according to the switching command
Preconfiguration parameters described in message activation, from source control base station switching 2 to the target control base station 3.
The realization of switching handling method embodiment shown in the realization principle and Fig. 3 of the switching processing system of the present embodiment is former
Manage identical, repeat no more.
In switching processing system of the present invention another embodiment, if configuration parameter set is stored in target control base station 3
In O ＆ M system, then relay 1 be specifically used for the source control base station 2 send carry auxiliary information measurement report or
Dedicated signaling message；Please in switching of the source control base station 2 to the target control base station 3 transmission carrying auxiliary information
Seek message；The target control base station 3 matching somebody with somebody from the Operation ＆ Maintenance System of the target control base station according to the auxiliary information
Put and preconfiguration parameters are obtained in parameter set, and the handover request for carrying the preconfiguration parameters is sent to the source control base station 2
After confirmation message, the relay 1 is used for the switching for receiving the carrying preconfiguration parameters that the source control base station 2 is sent
Command messages, and the preconfiguration parameters are activated, it is switched to the target control base station 3 from the source control base station 2.
The realization of switching handling method embodiment shown in the realization principle and Fig. 4 of the switching processing system of the present embodiment is former
Manage identical, repeat no more.
In switching processing system a still further embodiment of the present invention, if configuration parameter set is stored in MME, relay
1 is specifically used for sending the measurement report or dedicated signaling message for carrying auxiliary information to the source control base station 2；In the source
Control base station 2 sends the handover request message for carrying the auxiliary information to mobility management entity, and the mobile management is real
Body is concentrated from configuration parameter obtains preconfiguration parameters, and is sent to the source control base station 2 and carry cutting for the preconfiguration parameters
Command messages are changed, after the handover request message for carrying the preconfiguration parameters is sent to the target control base station 3, the relaying
The switching command that device 1 is used to receive the carrying preconfiguration parameters that the source control base station 2 is sent prepares message；Described
After target control base station 3 receives the handover request message for carrying the preconfiguration parameters, send and switch to mobility management entity
After asking confirmation message, the mobility management entity to send switching command activate message to the source control base station 2, in described
It is used for the switching command activate message for receiving the transmission of source control base station 2 after device 1, and is disappeared according to switching command activation
Breath activates the preconfiguration parameters, and the target control base station 3 is switched to from the source control base station 2.
The realization of switching handling method embodiment shown in the realization principle and Fig. 5 of the switching processing system of the present embodiment is former
Manage identical, repeat no more.
In said system embodiment, relay can be before source control base station makes switch decision, to relay
The resource that DeNB is switched to needed for target DeNB from source is configured in advance, so that relay is needing to perform from source
DeNB is switched to before target DeNB operation, you can and carry out switching and prepare, the money that can be pre-configured with switching according to this
Source is switched to target DeNB from source DeNB, without used in have begun to from source DeNB be switched to target DeNB when, just carry out resource
Configuration；Moreover, relay can also send preconfigured information before source control base station makes switch decision to UE, so as to
So that UE can carry out reconfiguring for parameter before relay switching, so as to it also avoid switchings of the UE in relay
During there is the phenomenon of service disruption.Therefore, the switching handling method of the present embodiment shortens relay in handoff procedure
In handover delay, and relay control UE occur service disruption time, ensured relay control UE exist
Service continuity in handoff procedure, improves QoS.Moreover, it is switched to target from source DeNB in relay
Before DeNB, source DeNB and target DeNB also would know that the preconfiguration parameters, so that source DeNB and target DeNB are being relayed
Resource distribution need not be carried out in the handoff procedure of device again, the continuity of service is further ensured, to improve business service
Quality.
Figure 11 is the structural representation of base station one embodiment of the present invention, and as shown in figure 11, the base station of the present embodiment can be with
Including：Second receiving module 16 and configuration module 17, the second receiving module 16 are used to receive the relaying dress that source control base station is sent
The uplink physical information put；Configuration module 17 is used for when detecting the relay according to the uplink physical information, is
The relay configures resource information, so that the source control base station switches the relay according to the resource information
To target control base station.
The present embodiment base station is identical with the principle of the switching handling method embodiment shown in Fig. 6, repeats no more.
The base station of the present embodiment, after the uplink physical information of the relay is obtained, it can be believed according to the ascending physical signal
Cease and decoding process is demodulated to the upward signal of the relay, so as to detect whether the relay has moved into the mesh
Mark DeNB coverage.When target DeNB detects that the relay has moved into its coverage, then target DeNB
Resource information is configured for the relay, make it that relay, can when subsequently initiating to be switched to target DeNB from source DeNB
With the resource information being configured using target DeNB, without knowing that relay needs to cut due to target DeNB
Change UE service disruption phenomenons caused by Shi Caiwei relays distribution resource information.Therefore, the present embodiment shortens relaying
Handover delay of the device in handoff procedure, ensure that the continuity of business, improves QoS.
Another embodiment of switching processing system of the present invention can include：Relay, source control base station and target control
Base station, wherein source control base station are used for the route track information moved according to the relay or temporal information to the mesh
Mark the uplink physical information that control base station sends the relay；Target control base station is used to believe when according to the ascending physical signal
When breath detects the relay, resource information is configured for the relay, so that the source control base station is according to
The relay is switched to target control base station by resource information.
In switching processing system further embodiment of the present invention, source control base station is additionally operable to receive the relay hair
The measurement report sent, and send handover request message to the target control base station；In the target control base station to the source
After control base station sends the switching request acknowledgement message for carrying the resource information, the source control base station is additionally operable to in described
The switching command message for carrying the resource information is sent after device, the relay is switched to the target control base
Stand.
The switching processing system of above-mentioned two embodiment and the realization principle phase of the switching handling method embodiment shown in Fig. 7
Together, repeat no more.
In the switching processing system of above-mentioned two embodiment, source control base station can be before relay initiates switching, root
The ascending physical signal of the relay is sent to target control base station according to the positional information of relay movement or temporal information etc.
Information, so that target control base station, which can be the relay before relay initiates switching, configures resource information,
Therefore, during target control base station need not be again when subsequent relay device is initiated and is switched to target control base station from source control base station
Match somebody with somebody resource information again after device, but pre-configured resource information rapidly can be provided for relay, so as to
Handover delay of the relay in handoff procedure is shortened, has further ensured that the user equipment of relay control is switching
During service continuity, improve QoS.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention rather than is limited,
Although the present invention is described in detail with reference to preferred embodiments, it will be understood by those within the art that：Its according to
Technical scheme can so be modified or equivalent substitution, and these modifications or equivalent substitution can not also make to repair
Technical scheme after changing departs from the spirit and scope of technical solution of the present invention.
Claims (6)
- A kind of 1. switching handling method, it is characterised in that including：The uplink physical information for the relay that reception source control base station is sent；According to the uplink physical information, decoding process is demodulated to the upward signal of the relay, detects the relaying Whether device has moved into the coverage of target control base station；When detecting the relay according to the uplink physical information, resource information is configured for the relay；Receive the handover request message that the source control base station is sent after determining to switch；The switching request acknowledgement message for carrying the resource information is sent to the source control base station, so that the source control base station The relay is switched to by target control base station according to the resource information.
- 2. switching handling method according to claim 1, it is characterised in that the relaying that reception source control base station is sent The uplink physical information of device, including：Receive route track information that the source control base station moves according to the relay or temporal information send it is upper Row physical message.
- 3. according to the switching handling method described in any claim of claim 1 or 2, it is characterised in that described to the source The switching request acknowledgement message that control base station sends the carrying resource information includes：To the source control base station send carry resource information switching request acknowledgement message, with cause the source control base station to The relay sends the switching command message for carrying the resource information, and the relay is switched into the target control Base station processed.
- A kind of 4. base station, it is characterised in that including：Receiving module, the uplink physical information of the relay sent for receiving source control base station；For according to the uplink physical information, the module of decoding process to be demodulated to the upward signal of the relay；The module for whether having moved into the coverage of target control base station for detecting the relay；Configuration module, for when detecting the relay according to the uplink physical information, matching somebody with somebody for the relay Put resource information；The module of the handover request message sent for receiving the source control base station；For sending the module for the switching request acknowledgement message for carrying the resource information to the source control base station, to cause State source control base station and the switching command message for carrying the resource information is sent to the relay, the relay is cut Change to the target control base station.
- 5. base station according to claim 4, it is characterised in that the receiving module is specifically used for receiving the source control base The uplink physical information that the route track information moved according to the relay of standing or temporal information are sent.
- A kind of 6. switching processing system, it is characterised in that including：Relay, source control base station and target control base station,The source control base station, for the route track information that is moved according to the relay or temporal information to the mesh Mark the uplink physical information that control base station sends the relay；The target control base station, for according to the uplink physical information, being solved to the upward signal of the relay Decoding process is adjusted, detects the coverage whether relay has moved into the target control base station；When according to described up When physics information supervisory is to the relay, resource information is configured for the relay；The source control base station is additionally operable to receive the measurement report that the relay is sent, and is sent out to the target control base station Send handover request message；In the target control base station, the switching to the source control base station transmission carrying resource information please After seeking confirmation message, the source control base station is additionally operable to send the switching command for carrying the resource information to the relay Message, the relay is switched to the target control base station.
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| CN106162777B (en) * | 2015-04-09 | 2021-03-26 | 中兴通讯股份有限公司 | Relay node switching method and system |
| US10542464B2 (en) * | 2016-04-01 | 2020-01-21 | Futurewei Technologies, Inc. | Methods for data communication to a platoon of connected vehicles |
| WO2019113782A1 (en) * | 2017-12-12 | 2019-06-20 | Huawei Technologies Co., Ltd. | Methods for mobility latency reduction in a hierarchical nr architecture |
| CN110113726B (en) * | 2019-05-21 | 2022-02-01 | 唐利(上海)信息科技有限公司 | Vehicle network switching method and device |
| EP4252453A1 (en) * | 2020-11-27 | 2023-10-04 | Lenovo (Beijing) Limited | Method and apparatus for mobility robustness optimization |
| CN114205881B (en) * | 2021-12-31 | 2024-02-09 | 中国信息通信研究院 | Method and equipment for switching between base stations |
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