CN103369504B - Mobility management method and device - Google Patents
Mobility management method and device Download PDFInfo
- Publication number
- CN103369504B CN103369504B CN201310316346.8A CN201310316346A CN103369504B CN 103369504 B CN103369504 B CN 103369504B CN 201310316346 A CN201310316346 A CN 201310316346A CN 103369504 B CN103369504 B CN 103369504B
- Authority
- CN
- China
- Prior art keywords
- cell
- information
- target cell
- collection
- target
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The embodiment of the invention provides a mobility management method and device, and a terminal device. The method comprises the following steps: acquiring cell set information transmitted by a cell set connected into a network; selecting a target cell set to be switched for the terminal, and transmitting the target cell set selection information to the target cell set; and receiving at least one target cell information determined by the target cell set, and supplying the information of the target cell to the terminal for switching. The embodiment of the invention provides a mobility management scheme among cell sets, simplifies the complexity of the multi-cell communication mobility management at present, and enhances the properties of the communication system.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of motion management method, device and terminal device.
Background technology
GSM has evolved to the third generation, in order to keep long-term competitive advantage, long evolving system (Long
Term Evolution, LTE) standard formulation work carry out.In order to further improve the spectrum efficiency and use of system
Family handling capacity, carrier aggregation is introduced in LTE R10 as a kind of technology（Release10）In.Carrier aggregation means use
Family equipment（User Equipment, UE）Uplink and downlink communication can be carried out using multiple member carriers simultaneously.
Whether carrier aggregation is according to the identical symmetrical carrier aggregation and asymmetric of being divided into of the carrier number that up-downgoing is used
Carrier aggregation.Regardless of polymerization methodses, UE is likely to and the communication of multiple member carriers in up-downgoing, due to each into
The cell carried on member's carrier wave all carries respective synchronizing channel and broadcast channel, and UE is equal to and many using multiple member carriers
Individual cell is communicated.
It is applied to concentrate several cells of geographic area, is referred to as the multiple cell of centralization, the multiple of this centralization
The set of cell composition is referred to as centralized cell set.Fig. 1 is the carrier aggregation schematic diagram of centralized cell, as shown in figure 1,
Four cells of (namely with covering) are concentrated to be sent using four member carriers of different frequent points respectively on geographical position, eventually
End realizes communication with four cells by with this four carrier communications.
In order to improve the impression of edge customer, LTE R10 also introduce the technology that multi-user association sends and receives
（Coordinated Multi-Point transmission, CoMP）, Fig. 2 is the principle schematic of CoMP.As shown in Fig. 2
One UE can be by multiple cells come transceiving data, and these cells can be distributed under an eNB, it is also possible to be distributed in difference
ENB under.In order to obtain optimal uplink and downlink communication performance, the up-downgoing of UE can be with different multiple cell communications.It is this
Separate multiple cells are referred to as distributed multiple cell on geographical position, and CoMP is exactly a kind of distributed multiple cell
Structure.The set of this distributed multiple cell compositions is also referred to as distributing cell collection.
The centralized multiple cell structure as representative and the distributed cell structure with CoMP as representative with carrier aggregation
After being introduced into, shared for the management that is more effectively attached and resource, the concept of anchor point cell is introduced into, anchor point cell
It is meant that transmission PDCCH（Packet Data Control Channel, packet data control channel）The cell of message.
Due to the introducing of carrier aggregation and CoMP technologies so that UE is considerably increased by the scene of multiple cell serves.It is existing
It is to do mobile management by each cell respectively UE to have in technology when UE and multiple cells are communicated, for mobility
It is more complicated for energy, particularly in view of the situation that UE up-downgoings may communicate with different cell sets.
The content of the invention
The embodiment of the present invention provides a kind of motion management method, device and terminal device.
The embodiment of the present invention provides a kind of motion management method, and methods described includes：Obtain the cell set in access network
The cell set information of transmission；According to the Target cell collection that the cell set information is the terminal selection switching, by Target cell
The selection information of collection is sent to the Target cell collection；Receive the letter of at least one Target cell that the Target cell collection is determined
Breath, is supplied to the terminal to switch over the information of the Target cell.
The embodiment of the present invention provides a kind of mobile management device, and described device includes：Cell set information acquisition unit, uses
The cell set information that cell set in access network is obtained sends；Target cell collection select unit, for according to the cell set
Information is the Target cell collection of the terminal selection switching, and the selection information of Target cell collection is sent into the Target cell
Collection；Handover information retransmission unit, the information for receiving at least one Target cell that the Target cell collection is determined will be described
The information of at least one Target cell is supplied to the terminal to switch over.
The embodiment of the present invention also provides a kind of motion management method, and methods described includes：According to the wireless money of access network
Source situation carrys out the cell signal metrical information of self terminal, judges whether terminal needs change connection cell；When the terminal is needed
When changing connection cell, the resource reconfiguration message comprising target cell information is sent to terminal by cell-of-origin；Sending
After the resource reconfiguration message, sent to terminal by the control channel of at least one of cell-of-origin and Target cell cell
Control information.
The embodiment of the present invention also provides a kind of mobile management device, and described device includes：Cell changes judging unit：With
In the Radio Resource situation according to access network or the cell signal metrical information come self terminal, judge whether terminal needs change to connect
Connect cell；Resource reconfiguration message sending unit, for when the terminal needs change connection cell, by cell-of-origin to end
End sends the resource reconfiguration message comprising target cell information；Switch control unit, for sending the resource reconfiguration
After message, control information is sent to terminal by the control channel of at least one of cell-of-origin and Target cell cell.
The embodiment of the present invention provides a kind of terminal device, and the terminal device includes：Resource reconfiguration message reception units,
The resource reconfiguration message comprising target cell information for receiving cell-of-origin transmission；Switching execution unit, for receiving
After the resource reconfiguration message that cell-of-origin sends, interrupt from receiving control message in the control channel of cell-of-origin, start from target
Receiving control message in the control channel of cell；Resource reconfiguration completion message transmitting element, for resource reconfiguration after the completion of,
Resource reconfiguration completion message is sent to Target cell.
The embodiment of the present invention provides a kind of terminal device, and the terminal device includes：Resource reconfiguration message reception units,
The resource reconfiguration message comprising target cell information for receiving cell-of-origin transmission；Switching execution unit, for receiving
After the resource reconfiguration message that cell-of-origin sends, start from receiving control message in the control channel of Target cell, when receiving
During the control message of Target cell, interrupt from receiving control message in the control channel of cell-of-origin；Resource reconfiguration completion message
Transmitting element, for resource reconfiguration after the completion of, to Target cell send resource reconfiguration completion message.
The motion management method of the embodiment of the present invention selects a switching by the information of interaction cell set for terminal
Target cell collection, and the Target cell of switching is determined according to the decision of Target cell collection, realize cutting between cell set
Change.The scheme of the embodiment of the present invention a kind of motion management method, device and terminal device for multi-cell communication is provided, simplify
The complexity of current multi-cell communication mobile management, improves the performance of communication system.
Brief description of the drawings
Fig. 1 is the carrier aggregation schematic diagram of prior art centralization cell；
Fig. 2 is the principle schematic of prior art CoMP；
Fig. 3 carries out the method flow diagram of mobile management between cell set for the embodiment of the present invention；
Fig. 4 carries out the theory diagram of mobile management device between cell set for the embodiment of the present invention；
Fig. 5 is one of method flow diagram of embodiment of the present invention cell set inner mobility management；
Fig. 6 is the theory diagram of the mobile management device corresponding to Fig. 5；
Fig. 7 is one of schematic diagram of embodiment of the present invention terminal device；
Fig. 8 is the two of the schematic diagram of embodiment of the present invention terminal device；
Fig. 9 is the signaling process figure of the embodiment of the present invention 1；
Figure 10 is the signaling process figure of the embodiment of the present invention 2；
Figure 11 is the signaling process figure of the embodiment of the present invention 3；
Figure 12 is the signaling process figure of the embodiment of the present invention 4；
Figure 13 is the signaling process figure of the embodiment of the present invention 5；
Figure 14 is the signaling process figure of the embodiment of the present invention 6.
Specific embodiment
The embodiment of the present invention is described in detail below in conjunction with accompanying drawing：
The embodiment of the present invention provides the motion management method and device between cell set.Comprising multiple cells in access network
Collection, the formation of cell set can be that access network is divided according to the resource situation of oneself, it is also possible to according to the service conditions of UE
Assigned.Therefore cell set can be static, or dynamic change.Cell set may belong to an access network section
Point, it is also possible to belong to multiple access network nodes.There can be one or more cell set under an access network node.The present invention
The terminal of embodiment selects the Target cell collection of switching by cell-of-origin or cell-of-origin collection, and is come by being chosen Target cell collection
The final Target cell determined for terminal switching.
Fig. 3 carries out a kind of method flow diagram of mobile management between cell set for the embodiment of the present invention.As shown in Figure 3：
Step S301, obtains the cell set information that the cell set in access network sends；
In order to preferably select the Target cell collection of switching, it is necessary to interact the letter of cell set between the cell set of access network
Breath.The interaction of this information can be that broadcast mode can also be mode of unicast, can be sent based on the cycle, it is also possible to base
Triggered in event and sent.The information of cell set includes：The mark of cell set, the information of member's cell of cell set.Wherein, member
The information of cell includes again：The mark of each cell, frequency；Optional member's cell information also has：The access of member's cell ownership
Whether the sign of net node, the antenna configuration of the public information of cell or each cell, service orientation, bandwidth are small anchor point
Area, the service orientation is up, descending or up-downgoing.
Step S302, the cell signal metrical information that receiving terminal sends.The step is optional step, when UE has found oneself
Signal quality it is bad request switching when, can to cell-of-origin send cell signal metrical information.
Step S303, is that the terminal selection is cut according to the cell set information and the cell signal metrical information
The Target cell collection for changing, the Target cell collection is sent to by the selection information of Target cell collection.The selection information can be wrapped
Include：Cell set identifier, the mark of all or part of cell in cell set, and the whole in cell set described in terminal-pair or portion
Divide the signal measurement information of cell.Alternatively, when cell-of-origin or cell set due to resource when actively starting switching, step
S302 can be omitted.Now, cell-of-origin or cell-of-origin collection, according to the cell set information for obtaining, are the terminal selection switching
Target cell collection.
3 measurement results of cell are reported in the measurement report of such as UE, is respectively cell 1, frequency 1, cell 2, frequency
Rate 2, cell 3, frequency 3.The signal of cell 1 is slightly stronger than the signal of cell 2 and cell 3, wherein cell 1 be single use it is small
Area, cell 2 and cell 3 are the cells in same cell set.If the information of cell set, UE can priority cell
1 used as Target cell, if it is considered that if the mode that uses of cell set, if the portfolio of UE, than larger, source can preferable cell 2
It is switching target with the cell set where cell 3.
For another example, there are three measurement results of cell in the measurement report of UE, be respectively cell 4, frequency 4, cell 5, frequency
5, cell 6, frequency 6.The signal of cell 4 is slightly stronger than the signal of cell 5 and cell 6, and wherein cell 4 belongs to a cell set, small
Area 5 and cell 6 belong to another cell set.If the information of cell set, UE meetings priority cell 4 is small as target
Area, if it is considered that if the mode that uses of cell set, if the portfolio of UE is than larger, source can be where preferable cell 5 and cell 6
Cell set for switching target.
Step S304, receives the information of at least one Target cell that the Target cell collection is determined, the target is small
The information in area is supplied to the terminal to switch over.
Target cell collection needs to integrate the occupation condition of itself according to the selection information and Target cell to be terminal
One or more Target cells are finally determined, then the target cell information by the final decision is sent to terminal by cell-of-origin
Switch over.
In an optional scheme, when Target cell supports anchor point cell configuration, in the target that Target cell collection is determined
Anchor point cell information can be included in cell.Or anchor point cell ID can also advise that Target cell is final by cell-of-origin
Need to try one's best when determining anchor point cell to meet the requirement of cell-of-origin, when the anchor point cell of cell-of-origin suggestion cannot be used as anchor point cell
When（Other-end cannot be again accessed as resource is completely occupied）, just determine other Target cells as anchor point cell.
Fig. 4 carries out the theory diagram of mobile management device between cell set for the embodiment of the present invention, the mobile management
The access network node equipment that device can be belonged to by the cell set in access network, such as eNB.As shown in figure 4, the device 40 is wrapped
Include：Cell set information acquisition unit 401, the cell set information for obtaining the transmission of the cell set in access network；Alternatively, also wrap
Cell signal metrical information receiving unit 402 is included, for the cell signal metrical information that receiving terminal sends（When cell-of-origin or source
Cell set is due to own resource anxiety and when actively starting the switching of terminal, cell signal metrical information receiving unit
402 can omit）；Target cell collection select unit 403, for according to the cell set information, optionally also including described small
Area's signal measurement information, is the Target cell collection of the terminal selection switching, and the selection information of Target cell collection is sent into institute
State Target cell collection（The selection information of the Target cell collection includes：Cell set identifier, all or part of cell in cell set
Mark, alternatively also include cell set described in terminal-pair in all or part of cell signal measurement information）；Handover information
Retransmission unit 404, the information for receiving at least one Target cell that the Target cell collection is determined, at least one by described in
The information of individual Target cell is supplied to the terminal to switch over.
Described device 40 can also include：Target cell determining means 405, sends for receiving cell-of-origin or cell-of-origin collection
The selection information to Target cell collection, cell signal metrical information and Target cell collection in the selection information
Occupation condition is concentrated from the Target cell and determines at least one Target cell, and the target cell information of decision is passed through
The cell-of-origin of terminal or cell-of-origin collection are transmitted to the terminal.
When Target cell collection supports anchor point cell configuration, the Target cell that the Target cell determining means 405 is determined
Anchor point cell information can also be included in information.Or can also include in the selection information of the Target cell collection for receiving：Build
The anchor point cell ID of view；The Target cell determining means 405, is additionally operable to anchor point cell ID, the institute according to the suggestion
State the signal measurement information of cell and the occupation condition of selected cell set and concentrate decision anchor from the Target cell
Point cell information and the target cell information in addition to anchor point cell.
The embodiment of the present invention also provides the motion management method and device inside cell set, in a cell set
Portion needs to change anchor point cell.Fig. 5 is one of method flow diagram of embodiment of the present invention cell set inner mobility management.As schemed
Shown in 5, the method includes：
Step S501, the Radio Resource situation according to access network or the cell signal metrical information come self terminal, judge eventually
Whether end needs change connection cell；
Step S502, when the terminal need change connection cell when, by cell-of-origin to terminal send comprising target it is small
The resource reconfiguration message of area's information；
Step S503, after the resource reconfiguration message is sent, it is small from least one of cell-of-origin and Target cell
The control channel in area sends control information to terminal.
In the case of different, step S503 can be further subdivided into following several situations：
1）After the resource reconfiguration message is sent, start and send control letter from the control channel of Target cell to terminal
Breath, and keep sending control information from the control channel of cell-of-origin to terminal；When the resource reconfiguration for receiving terminal transmission is complete
Into after message, stop sending control information from the control channel of cell-of-origin to terminal.
2）After the resource reconfiguration message is sent, start and send control letter from the control channel of Target cell to terminal
Breath, and interrupt the transmission control information from the control channel of cell-of-origin to terminal.
3）After the resource reconfiguration message is sent, keep sending control letter from the control channel of cell-of-origin to terminal
Breath, after the resource reconfiguration completion message of terminal transmission is received, interrupts and control is sent from the control channel of cell-of-origin to terminal
Information processed, and start the transmission control information from the control channel of Target cell to terminal.
Fig. 6 is the theory diagram of the mobile management device corresponding to Fig. 5, and the device can be the cell of UE current services
The belonged to access network node of collection.As shown in fig. 6, mobile management device 60 includes：Cell changes judging unit 601, is used for
Radio Resource situation according to access network or the cell signal metrical information come self terminal, judge whether terminal needs change to connect
Cell；Resource reconfiguration message sending unit 602, for when the terminal need change connection cell when, by cell-of-origin to
Terminal sends the resource reconfiguration message comprising target cell information；Switch control unit 603, for sending the resource weight
After configuration message, control information is sent to terminal by the control channel of at least one of cell-of-origin and Target cell cell.
In the case of different, switch control unit 603 realizes different switching control functions：
1）Switch control unit 603, for after the resource reconfiguration message is sent, starting the control from Target cell
Channel sends control information to terminal, and keeps sending control information from the control channel of cell-of-origin to terminal；When receiving end
After holding the resource reconfiguration completion message for sending, stop sending control information from the control channel of cell-of-origin to terminal.
2）Switch control unit 603, for after the resource reconfiguration message is sent, starting the control from Target cell
Channel sends control information to terminal, and interrupts the transmission control information from the control channel of cell-of-origin to terminal.
3）Switch control unit 603, for after the resource reconfiguration message is sent, keeping believing from the control of cell-of-origin
Road sends control information to terminal, after the resource reconfiguration completion message of terminal transmission is received, interrupts the control from cell-of-origin
Channel processed sends control information to terminal, and starts the transmission control information from the control channel of Target cell to terminal.
The embodiment of the present invention also provides the terminal device for the management of cell set inner mobility, in a cell set
Inside needs to change anchor point cell.Fig. 7 is one of schematic diagram of embodiment of the present invention terminal device.As shown in fig. 7, the terminal sets
Standby 70 include：Resource reconfiguration message reception units 701, the resource comprising target cell information for receiving cell-of-origin transmission
Reconfiguration message；Switching execution unit 702, for after the resource reconfiguration message for receiving cell-of-origin transmission, interrupting small from source
Receiving control message in the control channel in area, starts from receiving control message in the control channel of Target cell；Resource reconfiguration
Completion message transmitting element 703, for resource reconfiguration after the completion of, to Target cell send resource reconfiguration completion message.
Fig. 8 is the two of the schematic diagram of embodiment of the present invention terminal device, as shown in figure 8, the terminal device 80 includes：Resource
Reconfiguration message receiving unit 801, the resource reconfiguration message comprising target cell information for receiving cell-of-origin transmission；Cut
Execution unit 802 is changed, for after the resource reconfiguration message for receiving cell-of-origin transmission, starting the control channel from Target cell
Upper receiving control message, when the control message of Target cell is received, interrupts and control is received from the control channel of cell-of-origin
Message；Resource reconfiguration completion message transmitting element 803, for resource reconfiguration after the completion of, to Target cell send resource weight
Configuration completion message.
Describe the signaling process of embodiment of the present invention mobile management in detail with actual example below.
Embodiment 1：
The method of the present embodiment realizes the mobile management between cell set.The Target cell collection of the present embodiment supports anchor point
Cell configuration, and the selection of anchor point cell carrys out suggestion by cell-of-origin, and the selection of final anchor point cell is determined by Target cell collection
Make.Fig. 9 is the system signaling flow chart of the embodiment of the present invention 1.As shown in figure 9,
Step S1101, after cell-of-origin or cell-of-origin collection receive the measurement report of UE, or cell-of-origin or cell-of-origin collection due to
When the reason for own resource is nervous actively initiates UE switchings, cell-of-origin collection or cell-of-origin optionally, are gone back according to the information of cell set
The Target cell collection of the metrical information selection UE switchings according to cell.
Step S1102, after cell-of-origin or cell-of-origin collection have selected Target cell collection, cell-of-origin or cell-of-origin collection need
Target cell collection will be notified to the selection information of Target cell collection.
If Target cell collection supports that anchor point configuration, and the anchor point are determined by cell-of-origin or cell set, then cell-of-origin
Or cell set needs to tell that the selection information of Target cell collection is：
I. the mark of Target cell collection, can be that cell is specific（The formation of cell set is money of the access network according to oneself
Source situation is divided）, or UE is specific（The formation of cell set is assigned according to the service conditions of UE）；
The mark of the anchor point cell ii. advised；
Iii. the mark of other cells, optionally also includes the metrical information of other cells, and the metrical information can be tool
The measured value of body, or the rank or satisfaction of measured value measure reference value, or the result that several measurements are sorted, etc. measurement result phase
The information of pass.Other cells refer to all or part of cell in addition to anchor point in cell set, and the selection of other cells can be with
Measurement report based on UE.
Step S1103, after Target cell collection receives above-mentioned selection information, the anchor of resource according to this cell set and suggestion
Point cell determines final anchor point cell, and for UE distribution UE marks and switches the resource for using, including access-in resource or instruction
Antenna opening configuration etc..Optional other cells also to UE feedbacks in addition to anchor point cell.
When member's cell that Target cell is concentrated belongs to different access network nodes, final anchor point cell is being determined
When several access network nodes collaboration for being belonged to by the cell of Target cell collection determine.If connecing where the anchor point cell of suggestion
Network access node as anchor point cell, then using the cell as anchor point cell, and for UE distribution UE marks and can switch what is used
Resource etc.；When suggestion anchor point cell where access network node cannot as anchor point cell when, then by being included in selection information
Other several cells belonging to access network node come cooperate with determine anchor point cell.
After Target cell collection determines anchor point cell, the information of anchor point cell is fed back to UE by cell-of-origin.Optionally
Other cells also to UE feedbacks in addition to anchor point cell.
Step S1104, cell-of-origin or cell-of-origin collection receive the anchor point cell of Target cell collection, optionally also include other UE
After the target cell information that can be used, switching command is sent to UE, switching command includes anchor point cell information, optionally
The information of other Target cells used comprising other UE.
After step S1105, UE receives switching command, connecing for Target cell collection is carried out in the anchor point cell of configuration first
Enter.If access failure or after accessing in the anchor point cell exception occurring, UE can also be given in switching command other
The access of Target cell collection is carried out in cell.After UE is successfully accessed, handoff completion message is sent to Target cell collection.
Embodiment 2：
The method of the present embodiment realizes the mobile management between cell set.The Target cell collection of the present embodiment supports anchor point
Cell configuration, and the selection of anchor point cell is determined that cell-of-origin need not provide anchor point cell ID by Target cell.Figure 10 is
The signaling process figure of the embodiment of the present invention 2.As shown in Figure 10：
Step S1201, after cell-of-origin or cell-of-origin collection receive the measurement report of UE, or cell-of-origin or cell-of-origin collection due to
The reason for own resource is nervous and when actively initiating UE switchings, cell-of-origin or cell-of-origin collection are optional according to cell set relevant information
Always according to measurement result selection UE switching Target cell collection.
Step S1202, after cell-of-origin or cell-of-origin collection have selected Target cell collection, cell-of-origin or cell-of-origin collection need
Target cell collection will be notified to the selection information of Target cell collection.
If Target cell collection supports anchor point configuration, and if the anchor point is determined by Target cell collection, then cell-of-origin
Or cell set needs to tell that the selection information of Target cell collection is：
I. the mark of Target cell collection, can be that cell is specific, or UE is specific；
Ii. Target cell concentrates the mark of all or part of cell, and the selection of cell can be based on the measurement report of UE.
Iii. the alternatively also measurement result including cell, the measurement result can be specific measured value, or measured value
Rank or meet measurement reference value, or several measurement sequences result, the information related etc. measurement result.
Step S1203, after Target cell collection receives the above-mentioned selection information of cell-of-origin or cell set, according to this cell set
Resource and the signal measurement result of terminal-pair cell determine final anchor point cell, and be that UE distribution UE signs and switching are used
Resource, including access-in resource or marker antenna mouthful configuration etc..Optional other cells also to UE feedbacks in addition to anchor point cell.
When member's cell that Target cell is concentrated belongs to different access network nodes, final anchor point cell is by target
Several access network nodes collaboration of the cell ownership of cell set is determined.
After Target cell collection determines anchor point cell, the information of anchor point cell is fed back to cell-of-origin.It is optional also to
UE feeds back other cells in addition to anchor point cell.
Step S1204, cell-of-origin or cell-of-origin collection receive the anchor point cell of Target cell collection, optionally also include other UE
After the information of the Target cell that can be used, switching command is sent to UE, switching command includes anchor point cell, optionally also wraps
The information of other Target cells that can be used containing UE.
After step S1205, UE receives switching command, connecing for Target cell collection is carried out in the anchor point cell of configuration first
Enter.If access failure or after accessing in the anchor point cell exception occurring, UE can also be given in switching command other
Accessed on Target cell.After UE is successfully accessed, handoff completion message is sent to Target cell collection.
Embodiment 3：
The present embodiment realizes the mobile management between cell set.The Target cell collection of the present embodiment does not support anchor point cell
Configuration.Figure 11 is the signaling process figure of the embodiment of the present invention 3.As shown in figure 11：
Step S1301, after cell-of-origin or cell-of-origin collection receive the measurement report of UE, or cell-of-origin or cell-of-origin collection due to
The reason for own resource is nervous and when actively initiating UE switchings, cell-of-origin or cell-of-origin collection are optional according to cell set relevant information
Can also according to measurement result select UE switch Target cell collection.
Step S1302, after cell-of-origin or cell-of-origin collection have selected Target cell collection, cell-of-origin or cell-of-origin collection need
Target cell collection will be notified to the selection information of Target cell collection.
If Target cell does not support that anchor point is configured, cell-of-origin or cell set need to tell that the selection of Target cell collection is believed
Cease and be：
The mark of i Target cell collection.
Ii. Target cell concentrates the mark of all or part of cell, and the selection of cell can be based on the measurement report of UE.
Iii. the alternatively also measurement result including cell, the measurement result can be specific measured value, or measured value
Rank or meet measurement reference value, or several measurement sequences result, the information related etc. measurement result.
Step S1303, after Target cell collection receives the above-mentioned selection information of cell-of-origin or cell set, according to this cell set
Resource and cell measurement result, the cell ID of one or more Target cells that decision may finally be used for UE, and
And for UE distribution UE signs and switch the resource for using, including access-in resource or marker antenna mouthful configuration etc..
Step S1304, cell-of-origin or cell-of-origin collection receive Target cell collection transmission UE can use one or more
After target cell information, switching command is sent to UE, the information of the Target cell that can be used comprising UE in switching command.
After step S1305, UE receives switching command, connecing for Target cell collection is carried out on any one Target cell first
Enter, it is also possible to which selection is accessed in the best cell of signal quality.If access failure or small on one cell
Accessed in area after there is exception, connecing for Target cell collection is carried out on other Target cells that UE can also give in switching command
Enter.After UE is successfully accessed, handoff completion message is sent to Target cell collection.
Embodiment 4：
The present embodiment realizes the mobile management inside cell set, and the anchor point cell of control information is provided for switching.This
In the mobility management process of embodiment, cell-of-origin and Target cell send control channel message to UE simultaneously, when receiving UE's
Just interrupted after resource reconfiguration completion message from cell-of-origin and send control channel message.Figure 12 is the signaling of the embodiment of the present invention 4
Flow chart, as shown in figure 12：
After step S1401, the cell set of current service receive the measurement report of UE transmissions, or cell set is from Radio Resource
Management（Radio Resource Management, RRM）Angle set out, judge that UE needs changing cells；
Step S1402, cell set send resource reconfiguration message by cell-of-origin to UE.Include in resource reallocation message
Information have：Target Cell Identifier (physical label or high-rise mark or both), UE marks, frequency point information etc..
After step S1403, cell set send resource reconfiguration message, continue from cell-of-origin as UE sends on a control channel
Control information；
Step S1404, when cell set send resource reallocation message after, startup sent out on a control channel to UE from Target cell
Send control information；After UE receives resource reallocation message, the reception of the control channel on cell-of-origin is interrupted, started in Target cell
Upper reception control channel.
Step S1405, after the completion of UE resources are matched somebody with somebody again, UE to cell set send resource again match somebody with somebody completion message.
Step S1406, when cell set receive UE transmission resource again match somebody with somebody completion message after, cell set stop from cell-of-origin to
UE transmissions on a control channel.
Embodiment 5：
The present embodiment realizes the mobile management inside cell set, and the anchor point cell of control information is provided for switching.This
In the mobility management process of embodiment, after cell-of-origin sends resource distribution message, cell set stops being sent out from cell-of-origin to UE
Control message is sent, is started and control message is sent from Target cell to UE.Figure 13 is the signaling process figure of the embodiment of the present invention 5, such as
Shown in Figure 13：
After step S1501, cell set receive the measurement report of UE transmissions, or cell set is from the angle of RRM, judges
UE needs changing cells；
Step S1502, cell set send resource reconfiguration message by cell-of-origin to UE.Include in resource reallocation message
Information have：Target Cell Identifier (physical label or high-rise mark or both), UE marks, frequency point information etc..
After step S1503, cell set send resource reconfiguration message, the transmission of the control channel on cell-of-origin is interrupted；
Step S1504, after cell set sends resource reconfiguration message, starts and control is sent in the control channel of Target cell
Message processed.After UE receives resource reallocation message, the receiving control message in the control channel of cell-of-origin is interrupted, started in target
Receiving control message in the control channel of cell.
Step S1505, after the completion of UE resources are matched somebody with somebody again, UE to cell set send resource again match somebody with somebody completion message.
Embodiment 6：
The present embodiment realizes the mobile management inside cell set, and the anchor point cell of control information is provided for switching.This
In the mobility management process of embodiment, after resource distribution completion message is received, cell set stops being sent from cell-of-origin to UE
Control message, startup sends control message on a control channel from Target cell to UE.Figure 14 is the signaling flow of the embodiment of the present invention 6
Cheng Tu, as shown in figure 14：
After step S1601, cell set receive the measurement report of UE transmissions, or cell set is from the angle of RRM, judges
UE needs changing cells；
Step S1602, cell set send resource reconfiguration message by cell-of-origin to UE.Include in resource reallocation message
Information have：Target Cell Identifier (physical label or high-rise mark or both), UE marks, frequency point information etc..
After step S1603, cell set send resource reconfiguration message, continue from cell-of-origin as UE sends on a control channel
Control information；
Step S1604, after UE receives resource reallocation message, carry out resource and match somebody with somebody again, after the completion of UE resources are matched somebody with somebody again, UE to
Cell set sends resource and matches somebody with somebody completion message again.
Step S1605, when cell set receive UE transmission resource again match somebody with somebody completion message after, cell set stop from cell-of-origin to
UE sends control message；
Step S1606, after the resource that cell set receives UE transmissions matches somebody with somebody completion message again, startup exists from Target cell to UE
Control message is sent in control channel.When have received control information on UE is in the control channel of Target cell, it is right to interrupt automatically
The reception of control channel in the anchor point cell of source.
The mobility management scheme between a kind of cell set is the embodiment of the invention provides, is solved currently without cell set
Between switching problem so that UE can be chosen on Target cell collection, can preferably support the business of UE, especially high
Fast business.In mobility management scheme between the cell set of the embodiment of the present invention, can also be by selection target cell set
Anchor point cell switches over control, it is to avoid multiple cells simultaneously participate in the complexity of switching.
The embodiment of the present invention additionally provides the mobility management scheme inside a kind of cell set, realizes cutting for anchor point cell
Change, simplify the mobility treatment complexity inside cell set, reduce the break period of UE switchings, and improve signaling and connect
The reliability of receipts, so as to improve the performance of communication system.
Above specific embodiment is to illustrate the invention and not to limit the present invention.
Claims (20)
1. a kind of motion management method, it is characterised in that methods described includes：
The access network node equipment that cell-of-origin or cell-of-origin collection are belonged to
The cell set information of other cell sets in access network is the Target cell collection of terminal selection switching, the access network
In other cell sets the access network node equipment that is belonged to by the cell-of-origin or cell-of-origin collection of cell set information from access
What the access network node equipment that other cell sets in net are belonged to was received；
The selection information of Target cell collection is sent to the access network node equipment that the Target cell collection is belonged to, the target
The selection information of cell set is determined for the access network node equipment that the Target cell collection is belonged to based on the selection information
For the Target cell of terminal switching；
The information of at least two Target cells of the access network node equipment decision that the Target cell collection is belonged to is received, by institute
The information for stating Target cell is supplied to the terminal to switch over.
2. method according to claim 1, it is characterised in that the selection information includes：Cell set identifier, in cell set
All or part of cell mark.
3. method according to claim 2, it is characterised in that methods described also includes：
Receive all or part of cell of access network node equipment that the Target cell collection belonged in the cell set
Mark and the Target cell collection itself occupation condition from the Target cell concentrate determine at least two mesh
The information of cell is marked, is supplied to the terminal to switch over the information of the Target cell.
4. method according to claim 3, it is characterised in that anchor point cell information is included in the target cell information.
5. method according to claim 2, it is characterised in that the selection information also includes：The anchor point cell mark of suggestion
Know.
6. method according to claim 5, it is characterised in that methods described also includes：
Receive all or part of cell of access network node equipment that the Target cell collection belonged in the cell set
Mark, the anchor point cell ID of suggestion and the Target cell collection itself occupation condition from the Target cell collection
The anchor point cell information and the target cell information in addition to anchor point cell of middle decision, the information of the anchor point cell is provided
Switched over to the terminal.
7. method according to claim 1, it is characterised in that methods described also includes：Receive the cell letter for carrying out self terminal
Number metrical information；
The cell set information of other cell sets in access network is the Target cell Ji Bao of the terminal selection switching
Include：The cell set information of other cell sets in access network and the cell signal metrical information are that terminal selection is cut
The Target cell collection for changing.
8. method according to claim 7, it is characterised in that the selection information includes：Cell set identifier, in cell set
All or part of cell mark and cell signal metrical information.
9. method according to claim 8, it is characterised in that methods described also includes：
Receive all or part of cell of access network node equipment that the Target cell collection belonged in the cell set
Mark, the cell signal metrical information and the Target cell collection itself occupation condition from the Target cell
Concentrate the information of at least one Target cell for determining.
10. method according to claim 8, it is characterised in that the selection information also includes：The anchor point cell mark of suggestion
Know.
11. methods according to claim 10, it is characterised in that methods described also includes：
Receive all or part of cell of access network node equipment that the Target cell collection belonged in the cell set
Mark, the cell signal metrical information, the anchor point cell ID of suggestion and the resource of the Target cell collection itself account for
The anchor point cell information and the target cell information in addition to anchor point cell for determining are concentrated from the Target cell with situation.
12. methods according to claim 1, it is characterised in that the cell set information includes：The mark of cell set is small
The information of member's cell of area's collection.
13. methods according to claim 12, it is characterised in that the information of member's cell of the cell set includes：Respectively
The mark and frequency of cell.
14. methods according to claim 2, it is characterised in that the selection information also includes：The anchor point cell mark of suggestion
At least one of knowledge and the cell signal metrical information from terminal reception.
15. methods according to claim 1, it is characterised in that anchor is included in the information of at least two Target cell
The information of point cell information and the Target cell in addition to anchor point cell.
16. a kind of mobile management devices, it is characterised in that described device includes：
Cell set information acquisition unit, the cell set information for obtaining the transmission of the cell set in access network；
Target cell collection select unit, for according to the Target cell collection that the cell set information is terminal selection switching, by mesh
The selection information for marking cell set is sent to the access network node equipment that the Target cell collection is belonged to, the Target cell collection
Selection information is determined for terminal for the access network node equipment that the Target cell collection is belonged to based on the selection information
The Target cell of switching；
Handover information retransmission unit, for receiving the access network node equipment that the Target cell collection is belonged to is determined at least two
The information of individual Target cell, is supplied to the terminal to switch over the information of at least two Target cell.
17. devices according to claim 16, it is characterised in that the selection information includes：Cell set identifier, cell set
In all or part of cell mark.
18. devices according to claim 17, it is characterised in that the selection information also includes：The anchor point cell of suggestion
At least one of mark and the cell signal metrical information from terminal reception.
19. devices according to claim 16, it is characterised in that anchor is included in the information of at least two Target cell
The information of point cell information and the Target cell in addition to anchor point cell.
20. devices according to claim 16, it is characterised in that described device also includes：Cell signal metrical information connects
Unit is received, the cell signal metrical information of self terminal is carried out for receiving；
The Target cell collection select unit, it is institute to be additionally operable to according to the cell set information and the cell signal metrical information
State the Target cell collection of terminal selection switching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310316346.8A CN103369504B (en) | 2009-02-02 | 2009-02-02 | Mobility management method and device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310316346.8A CN103369504B (en) | 2009-02-02 | 2009-02-02 | Mobility management method and device |
| CN2009801221390A CN102217392B (en) | 2009-02-02 | 2009-02-02 | A method of mobility management and a device and a terminal equipment |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009801221390A Division CN102217392B (en) | 2009-02-02 | 2009-02-02 | A method of mobility management and a device and a terminal equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103369504A CN103369504A (en) | 2013-10-23 |
| CN103369504B true CN103369504B (en) | 2017-05-24 |
Family
ID=49369831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310316346.8A Active CN103369504B (en) | 2009-02-02 | 2009-02-02 | Mobility management method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103369504B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106535271A (en) * | 2015-09-11 | 2017-03-22 | 中兴通讯股份有限公司 | Switching method and device |
| CN110719606B (en) * | 2018-07-12 | 2023-04-07 | 成都鼎桥通信技术有限公司 | Cross-cell mobility method based on asymmetric uplink carrier aggregation |
| CN112512076B (en) * | 2020-12-04 | 2022-12-06 | Oppo（重庆）智能科技有限公司 | NR cell measurement method and terminal equipment |
| CN116133073A (en) * | 2021-11-12 | 2023-05-16 | 中国移动通信有限公司研究院 | Switching method, communication method, device, related equipment and storage medium |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1522093A (en) * | 2003-02-15 | 2004-08-18 | ���Ͽع�����˾ | Method of performing a handover or reselection procedure |
| CN101267661A (en) * | 2007-03-14 | 2008-09-17 | 华为技术有限公司 | Mobility processing method, device and system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2607180A1 (en) * | 2005-07-14 | 2007-01-25 | Sandwave Ip, Llc | Virtual cells for wireless networks |
-
2009
- 2009-02-02 CN CN201310316346.8A patent/CN103369504B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1522093A (en) * | 2003-02-15 | 2004-08-18 | ���Ͽع�����˾ | Method of performing a handover or reselection procedure |
| CN101267661A (en) * | 2007-03-14 | 2008-09-17 | 华为技术有限公司 | Mobility processing method, device and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103369504A (en) | 2013-10-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102217392B (en) | A method of mobility management and a device and a terminal equipment | |
| JP6310169B1 (en) | Base station, user terminal, processor, and method | |
| CN106100816B (en) | Realize method, base station and the user equipment of carrier wave polymerization | |
| CN101536452B (en) | Mehtod of transmitting and receiving control information of multimode mobile terminal | |
| CN104168624B (en) | A kind of wireless network access controlling method, equipment and system | |
| US20130301509A1 (en) | Maintaining mbms continuity | |
| US8824350B2 (en) | Channel synchronization method, system and device in multicast broadcast single frequency network | |
| CN108353396A (en) | User apparatus, base station, signaling method and resource allocation methods | |
| CN109804679A (en) | In a wireless communication system by the terminal sidelinks method for transmitting synchronizing signal executed and the terminal of use this method | |
| CN109156005A (en) | Base station and user terminal | |
| CN109548095A (en) | Switch the method and device of serving cell | |
| JP6211179B2 (en) | User terminal and processor | |
| TW201134285A (en) | Wireless communication system, and base station and relay station for the wireless communication system | |
| EP2381714B1 (en) | Method and terminal for sending scan report in multi-carrier based system | |
| KR20110101096A (en) | Base station, mobile station, paging message transmitting method, and paging message receiving method | |
| CN104871577B (en) | Method, the network equipment and the user equipment of service switching | |
| CN103369504B (en) | Mobility management method and device | |
| CN103369608B (en) | Mobile management method and device | |
| CN103858475A (en) | Method for coordinating and scheduling radio resources on multi-rat network | |
| WO2013107420A1 (en) | Method, device and system for cell capability information interaction | |
| CN114079871B (en) | Information control method, device and base station | |
| US20230189299A1 (en) | Communication control method | |
| CN108633057A (en) | A kind of method and device of communication |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |