CN103369608A - Mobility management method and device - Google Patents
Mobility management method and device Download PDFInfo
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- CN103369608A CN103369608A CN 201310317823 CN201310317823A CN103369608A CN 103369608 A CN103369608 A CN 103369608A CN 201310317823 CN201310317823 CN 201310317823 CN 201310317823 A CN201310317823 A CN 201310317823A CN 103369608 A CN103369608 A CN 103369608A
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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, particularly a kind of motion management method and device.
Background technology
Mobile communication system has developed into the third generation, and in order to keep long-term competitive advantage, the standard formulation work of long evolving system (Long Term Evolution, LTE) is carried out.For spectrum efficiency and the user throughput of further raising system, carrier aggregation is introduced in LTE R10(Release10 as a kind of technology) in.The meaning of carrier aggregation is that subscriber equipment (User Equipment, UE) can use a plurality of member carriers to carry out uplink and downlink communication simultaneously.
Carrier aggregation is divided into symmetrical carrier aggregation and asymmetrical carrier aggregation according to the employed carrier number of up-downgoing is whether identical.No matter be which kind of polymerization methods, UE might communicate by letter with a plurality of member carriers in provisional capital up and down, and owing to separately synchronizing channel and broadcast channel are carried in the residential quarter of carrying on each member carrier, UE uses a plurality of member carriers just to equal to communicate with a plurality of residential quarters.
Be applied to concentrate several residential quarters of geographic area, be referred to as the many residential quarters of centralized, the set that a plurality of residential quarters of this centralized form is referred to as centralized cell set.Fig. 1 is the carrier aggregation schematic diagram of centralized residential quarter, as shown in Figure 1, concentrate four residential quarters of (namely with covering) to use respectively the member carrier of four different frequent points to send in the geographical position, terminal is by having realized and the communicating by letter of four residential quarters with these four carrier communications.
In order to improve the impression of edge customer, LTE R10 has also introduced the technology (Coordinated Multi-Point transmission, CoMP) of multi-user association sending and receiving, and Fig. 2 is the principle schematic of CoMP.As shown in Figure 2, a UE can come transceiving data by a plurality of residential quarters, and these residential quarters can be distributed under the eNB, also can be distributed under the different eNB.In order to obtain optimum uplink and downlink communication performance, the up-downgoing of UE can with different a plurality of cell communications.The a plurality of residential quarters that separate on this geographical position are referred to as distributed many residential quarters, and CoMP is exactly a kind of structure of distributed many residential quarters.The set that this distributed a plurality of residential quarters form is also referred to as the distributing cell collection.
After the many cell structures of centralized take carrier aggregation as representative and the distributed cell structure take CoMP as representative are introduced into, for sharing of the more effective management that connects and resource, the concept of anchor point residential quarter is introduced into, the implication of anchor point residential quarter is to send PDCCH(Packet Data Control Channel, packet data control channel) residential quarter of message.
Because the introducing of carrier aggregation and CoMP technology is so that the scene that UE is served by a plurality of residential quarters has increased greatly.Being to be respectively UE by each residential quarter to do mobile management when UE and a plurality of residential quarter communicate in the prior art, is more complicated for the mobility performance, especially considers the situation that the UE up-downgoing may be communicated by letter with different cell set.
Summary of the invention
The embodiment of the invention provides a kind of motion management method, device and terminal equipment.
The embodiment of the invention provides a kind of motion management method, and described method comprises: obtain the cell set information that the cell set in the Access Network sends; Be that described terminal is selected the Target cell collection that switches according to described cell set information, the selection information of Target cell collection is sent to described Target cell collection; Receive the information of at least one Target cell that described Target cell collection determines, the information of described Target cell is offered described terminal switch.
The embodiment of the invention provides a kind of mobile management device, and described device comprises: the cell set information acquisition unit, for the cell set information of the cell set transmission of obtaining Access Network; Target cell collection selected cell, being used for according to described cell set information is that described terminal is selected the Target cell collection that switches, and the selection information of Target cell collection is sent to described Target cell collection; The handover information retransmission unit is used for receiving the information of at least one Target cell that described Target cell collection determines, the information of described at least one Target cell is offered described terminal switch.
The embodiment of the invention also provides a kind of motion management method, and described method comprises: according to the Radio Resource situation of Access Network or come the cell signal metrical information of self terminal, judge whether terminal needs change to connect the residential quarter; When described terminal need to change the connection residential quarter, send the resource reconfiguration message that comprises target cell information to terminal by the cell-of-origin; After sending described resource reconfiguration message, the control channel by at least one residential quarter in cell-of-origin and the Target cell sends control information to terminal.
The embodiment of the invention also provides a kind of mobile management device, and described device comprises: the cell change judging unit: be used for according to the Radio Resource situation of Access Network or come the cell signal metrical information of self terminal, judge whether terminal needs change connection residential quarter; The resource reconfiguration message sending unit is used for sending the resource reconfiguration message that comprises target cell information to terminal by the cell-of-origin when described terminal need to change the connection residential quarter; Switch control unit is used for after sending described resource reconfiguration message, and the control channel by at least one residential quarter in cell-of-origin and the Target cell sends control information to terminal.
The embodiment of the invention provides a kind of terminal equipment, and described terminal equipment comprises: resource reconfiguration message sink unit is used for the resource reconfiguration message that comprises target cell information that the reception sources residential quarter sends; Switch performance element, be used for after receiving the resource reconfiguration message that the cell-of-origin sends, interrupt receiving control message from the control channel of cell-of-origin, start receiving control message from the control channel of Target cell; Resource reconfiguration is finished message sending unit, after finishing for resource reconfiguration, sends resource reconfiguration to Target cell and finishes message.
The embodiment of the invention provides a kind of terminal equipment, and described terminal equipment comprises: resource reconfiguration message sink unit is used for the resource reconfiguration message that comprises target cell information that the reception sources residential quarter sends; Switch performance element, be used for after receiving the resource reconfiguration message that the cell-of-origin sends, start receiving control message from the control channel of Target cell, when receiving the control message of Target cell, interrupt receiving control message from the control channel of cell-of-origin; Resource reconfiguration is finished message sending unit, after finishing for resource reconfiguration, sends resource reconfiguration to Target cell and finishes message.
The motion management method of the embodiment of the invention selects for terminal the Target cell collection of a switching by the information of mutual cell set, and determines the Target cell of switching according to the decision of Target cell collection, has realized the switching between the cell set.The scheme of the embodiment of the invention provides a kind of motion management method, device and terminal equipment for multi-cell communication, has simplified the complexity of present multi-cell communication mobile management, has improved the performance of communication system.
Description of drawings
Fig. 1 is the carrier aggregation schematic diagram of the centralized residential quarter of prior art;
Fig. 2 is the principle schematic of prior art CoMP;
Fig. 3 is the method flow diagram that the embodiment of the invention is carried out mobile management between the cell set;
Fig. 4 is the theory diagram that the embodiment of the invention is carried out mobile management device between the cell set;
Fig. 5 is one of method flow diagram of the inner mobile management of embodiment of the invention cell set;
Fig. 6 is the theory diagram corresponding to the mobile management device of Fig. 5;
Fig. 7 is one of schematic diagram of embodiment of the invention terminal equipment;
Fig. 8 be embodiment of the invention terminal equipment schematic diagram two;
Fig. 9 is the signaling process figure of the embodiment of the invention 1;
Figure 10 is the signaling process figure of the embodiment of the invention 2;
Figure 11 is the signaling process figure of the embodiment of the invention 3;
Figure 12 is the signaling process figure of the embodiment of the invention 4;
Figure 13 is the signaling process figure of the embodiment of the invention 5;
Figure 14 is the signaling process figure of the embodiment of the invention 6.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the invention is elaborated:
The embodiment of the invention provides motion management method and the device between the cell set.Comprise a plurality of cell set in the Access Network, the formation of cell set can be that Access Network is divided according to the resource situation of oneself, also can carry out assignment according to the service conditions of UE.Therefore cell set can be static, also can be dynamic change.Cell set can belong to an access network node, also can belong to a plurality of access network nodes.Under an access network node, one or more cell set can be arranged.The terminal of the embodiment of the invention is selected the Target cell collection that switches by cell-of-origin or cell-of-origin collection, and comes final decision to be used for the Target cell that terminal is switched by selected Target cell collection.
Fig. 3 is a kind of method flow diagram that the embodiment of the invention is carried out mobile management between the cell set.As shown in Figure 3:
Step S301 obtains the cell set information that the cell set in the Access Network sends;
For the Target cell collection that select to switch better, need to be between the cell set of Access Network the information of mutual cell set.This information can be that broadcast mode also can be mode of unicast alternately, the cycle that can be based on sends, and also can send based on Event triggered.The information of cell set comprises: the sign of cell set, the information of the member residential quarter of cell set.Wherein, the information of member residential quarter comprises again: the sign of each residential quarter, frequency; Optional member's cell information also has: the antenna configuration of the sign of the access network node of member residential quarter ownership, the public information of residential quarter or each residential quarter, service orientation, bandwidth or no be the anchor point residential quarter, described service orientation is up, descending or up-downgoing.
Step S302, the cell signal metrical information that receiving terminal sends.This step is optional step, when UE finds that the bad request of signal quality of oneself is switched, can send to the cell-of-origin cell signal metrical information.
Step S303 according to described cell set information and described cell signal metrical information, is that described terminal selects the Target cell collection that switches, and the selection information of Target cell collection is sent to described Target cell collection.Described selection information can comprise: the cell set sign, and the sign of all or part of residential quarter in the cell set, and terminal is to the signal measurement information of all or part of residential quarter in the described cell set.Alternatively, when cell-of-origin or cell set were switched owing to the reason of resource initiatively starts, step S302 can omit.At this moment, cell-of-origin or cell-of-origin collection are selected the Target cell collection of switching according to the described cell set information of obtaining for described terminal.
Reporting the measurement result of 3 residential quarters in the measurement report such as UE, is respectively residential quarter 1, frequency 1, residential quarter 2, frequency 2, residential quarter 3, frequency 3.The signal of residential quarter 1 slightly is better than the signal of residential quarter 2 and residential quarter 3, and its small area 1 is the residential quarter of using separately, and residential quarter 2 and residential quarter 3 are the residential quarters in the same cell set.If do not consider the information of cell set, UE meeting priority cell 1 is as Target cell, if consider the mode that cell set is used, if the traffic carrying capacity of UE is larger, the cell set at source meeting preferable cell 2 and 3 places, residential quarter is the switching target.
For another example, the measurement result of three residential quarters being arranged in the measurement report of UE, is respectively residential quarter 4, frequency 4, residential quarter 5, frequency 5, residential quarter 6, frequency 6.The signal of residential quarter 4 slightly is better than the signal of residential quarter 5 and residential quarter 6, and its small area 4 belongs to a cell set, and residential quarter 5 and residential quarter 6 belong to another cell set.If do not consider the information of cell set, UE meeting priority cell 4 is as Target cell, if consider the mode that cell set is used, if the traffic carrying capacity of UE is larger, the cell set at source meeting preferable cell 5 and 6 places, residential quarter is the switching target.
Step S304 receives the information of at least one Target cell that described Target cell collection determines, the information of described Target cell is offered described terminal switch.
The Target cell collection need to come as the one or more Target cells of terminal final decision according to the occupation condition that this selection information and Target cell integrate self, then the target cell information of this final decision is sent to terminal by the cell-of-origin and switches.
In an optional scheme, when Target cell is supported the anchor point cell configuration, in the Target cell that the Target cell collection determines, can comprise the anchor point cell information.Perhaps the anchor point cell ID also can be advised by the cell-of-origin, Target cell need to satisfy the requirement of cell-of-origin as far as possible when final decision anchor point residential quarter, (fully occupied and can't access other-end such as resource) determines that just other Target cell is as the anchor point residential quarter again when the anchor point residential quarter of cell-of-origin suggestion can't be as the anchor point residential quarter.
Fig. 4 is the theory diagram that the embodiment of the invention is carried out mobile management device between the cell set, and the access network node equipment that this mobile management device can belong to for the cell set in the Access Network is such as eNB.As shown in Figure 4, this device 40 comprises: cell set information acquisition unit 401, for the cell set information of the cell set transmission of obtaining Access Network; Alternatively, also comprise cell signal metrical information receiving element 402, be used for the cell signal metrical information that receiving terminal sends (when cell-of-origin or cell-of-origin collection because own resource anxiety former thereby when initiatively starting the switching of terminal, cell signal metrical information receiving element 402 can omit); Target cell collection selected cell 403, be used for according to described cell set information, optionally also comprise described cell signal metrical information, select the Target cell collection of switching for described terminal, the selection information of Target cell collection is sent to described Target cell collection, and (the selection information of described Target cell collection comprises: the cell set sign, the sign of all or part of residential quarter in the cell set comprises also that alternatively terminal is to the signal measurement information of all or part of residential quarter in the described cell set); Handover information retransmission unit 404 is used for receiving the information of at least one Target cell that described Target cell collection determines, the information of described at least one Target cell is offered described terminal switch.
Described device 40 can also comprise: Target cell determining means 405, be used for the selection information to the Target cell collection that reception sources residential quarter or cell-of-origin collection send, concentrate from described Target cell according to the occupation condition of the cell signal metrical information in the described selection information and Target cell collection to determine at least one Target cell, and the target cell information that determines cell-of-origin or the cell-of-origin collection by terminal is transmitted to described terminal.
When the Target cell collection is supported the anchor point cell configuration, can also comprise the anchor point cell information in the target cell information that described Target cell determining means 405 determines.Perhaps in the selection information of the Target cell collection that receives, can also comprise: the anchor point cell ID of suggestion; Described Target cell determining means 405 also is used for concentrating decision anchor point cell information and the target cell information except the anchor point residential quarter according to the signal measurement information of the anchor point cell ID of described suggestion, described residential quarter and the occupation condition of selecteed cell set from described Target cell.
The embodiment of the invention also provides motion management method and the device of cell set inside, is used in the inner change anchor point residential quarter that needs of a cell set.Fig. 5 is one of method flow diagram of the inner mobile management of embodiment of the invention cell set.As shown in Figure 5, the method comprises:
Step S501, according to the Radio Resource situation of Access Network or come the cell signal metrical information of self terminal, judge whether terminal needs change to connect the residential quarter;
Step S502, when described terminal need to change when connecting the residential quarter, send the resource reconfiguration message that comprises target cell information to terminal by the cell-of-origin;
Step S503, after sending described resource reconfiguration message, the control channel of at least one residential quarter from cell-of-origin and Target cell sends control information to terminal.
For different situations, step S503 can further be subdivided into following several situation:
1) after sending described resource reconfiguration message, startup sends control information to terminal from the control channel of Target cell, and keeps sending control information to terminal from the control channel of cell-of-origin; After the resource reconfiguration that receives the terminal transmission is finished message, stop to send control information to terminal from the control channel of cell-of-origin.
2) after sending described resource reconfiguration message, startup sends control information to terminal from the control channel of Target cell, and interrupts sending control information to terminal from the control channel of cell-of-origin.
3) after sending described resource reconfiguration message, maintenance sends control information to terminal from the control channel of cell-of-origin, after the resource reconfiguration that receives the terminal transmission is finished message, interruption sends control information to terminal from the control channel of cell-of-origin, and starts from the control channel of Target cell and send control information to terminal.
Fig. 6 is the theory diagram corresponding to the mobile management device of Fig. 5, and this device can be the access network node that the cell set of UE current service belongs to.As shown in Figure 6, mobile management device 60 comprises: cell change judging unit 601, and be used for according to the Radio Resource situation of Access Network or come the cell signal metrical information of self terminal, judge whether terminal needs change connection residential quarter; Resource reconfiguration message sending unit 602 is used for sending the resource reconfiguration message that comprises target cell information to terminal by the cell-of-origin when described terminal need to change the connection residential quarter; Switch control unit 603 is used for after sending described resource reconfiguration message, and the control channel by at least one residential quarter in cell-of-origin and the Target cell sends control information to terminal.
For different situations, switch control unit 603 is realized different switching control functions:
1) switch control unit 603, are used for after sending described resource reconfiguration message, start from the control channel of Target cell to send control information to terminal, and keep sending control information to terminal from the control channel of cell-of-origin; After the resource reconfiguration that receives the terminal transmission is finished message, stop to send control information to terminal from the control channel of cell-of-origin.
2) switch control unit 603, are used for after sending described resource reconfiguration message, start from the control channel of Target cell to send control information to terminal, and interrupt sending control information to terminal from the control channel of cell-of-origin.
3) switch control unit 603, be used for after sending described resource reconfiguration message, maintenance sends control information to terminal from the control channel of cell-of-origin, after the resource reconfiguration that receives the terminal transmission is finished message, interruption sends control information to terminal from the control channel of cell-of-origin, and starts from the control channel of Target cell and send control information to terminal.
The embodiment of the invention also is provided for the terminal equipment of the inner mobile management of cell set, is used in the inner change anchor point residential quarter that needs of a cell set.Fig. 7 is one of schematic diagram of embodiment of the invention terminal equipment.As shown in Figure 7, this terminal equipment 70 comprises: resource reconfiguration message sink unit 701 is used for the resource reconfiguration message that comprises target cell information that the reception sources residential quarter sends; Switch performance element 702, be used for after receiving the resource reconfiguration message that the cell-of-origin sends, interrupt receiving control message from the control channel of cell-of-origin, start receiving control message from the control channel of Target cell; Resource reconfiguration is finished message sending unit 703, after finishing for resource reconfiguration, sends resource reconfiguration to Target cell and finishes message.
Fig. 8 be embodiment of the invention terminal equipment schematic diagram two, as shown in Figure 8, this terminal equipment 80 comprises: resource reconfiguration message sink unit 801 is used for the resource reconfiguration message that comprises target cell information that the reception sources residential quarter sends; Switch performance element 802, be used for after receiving the resource reconfiguration message that the cell-of-origin sends, startup receiving control message from the control channel of Target cell when receiving the control message of Target cell, interrupts receiving control message from the control channel of cell-of-origin; Resource reconfiguration is finished message sending unit 803, after finishing for resource reconfiguration, sends resource reconfiguration to Target cell and finishes message.
The below describes the signaling process of embodiment of the invention mobile management in detail with the example of reality.
Embodiment 1:
The method of present embodiment realizes the mobile management between the cell set.The Target cell collection of present embodiment is supported the anchor point cell configuration, and the selection of anchor point residential quarter comes suggestion by the cell-of-origin, and the selection of final anchor point residential quarter determines to be made by the Target cell collection.Fig. 9 is the system signaling flow chart of the embodiment of the invention 1.As shown in Figure 9,
Step S1101, after cell-of-origin or cell-of-origin collection are received the measurement report of UE, or cell-of-origin or cell-of-origin collection are owing to the reason of own resource anxiety is initiatively initiated UE when switching, cell-of-origin collection or cell-of-origin are according to the information of cell set, optionally, the Target cell collection of also selecting UE to switch according to the metrical information of residential quarter.
Step S1102, after cell-of-origin or cell-of-origin collection have been selected the Target cell collection, cell-of-origin or cell-of-origin collection need will be to the selection information notice Target cell collection of Target cell collection.
If the Target cell collection is supported the anchor point configuration, and this anchor point determines that by cell-of-origin or cell set then cell-of-origin or cell set need to tell the selection information of Target cell collection to be:
I. the sign of Target cell collection can be residential quarter specific (formation of cell set is that Access Network is divided according to own resource situation), also can be UE specifically (formation of cell set is that the service conditions according to UE carries out assignment);
The sign of the anchor point residential quarter of ii. advising;
Iii. the sign of other residential quarters optionally also comprises the metrical information of other residential quarters, and this metrical information can be concrete measured value, or the rank of measured value or satisfy the witness mark value, or the result of several measurement ordering, etc. the relevant information of measurement result.Other residential quarter refers to all or part of residential quarter except anchor point in the cell set, and the selection of other residential quarters can be based on the measurement report of UE.
Step S1103, after the Target cell collection is received above-mentioned selection information, determine final anchor point residential quarter according to the resource of this cell set and the anchor point residential quarter of suggestion, and for UE distributes the UE sign and switches the resource of using, comprise access-in resource or the configuration of marker antenna mouth etc.Optional also to UE feedback other residential quarters except the anchor point residential quarter.
When the member residential quarter that Target cell is concentrated belongs to different access network nodes, the collaborative decision of several access network nodes that when determining final anchor point residential quarter, is belonged to by the residential quarter of Target cell collection.If the access network node at place, anchor point residential quarter of suggestion can be used as the anchor point residential quarter, then with this residential quarter as the anchor point residential quarter, and distribute the UE sign and switch the resource etc. of use for UE; When the access network node at the place, anchor point residential quarter of suggestion can't be as the anchor point residential quarter, then work in coordination with decision anchor point residential quarter by the access network node under the other several residential quarters that comprise in the selection information.
After the Target cell collection has determined the anchor point residential quarter, by the information of cell-of-origin to UE feedback anchor point residential quarter.Optional also to UE feedback other residential quarters except the anchor point residential quarter.
Step S1104, cell-of-origin or cell-of-origin collection are received the anchor point residential quarter of Target cell collection, after optionally also comprising the operable target cell information of other UE, send switching command to UE, comprise the anchor point cell information in the switching command, optionally comprise the information of other Target cell of other UE uses.
After step S1105, UE receive switching command, at first carry out the access of Target cell collection in the anchor point residential quarter of configuration.If access failure or behind anchor point residential quarter access abnormal, UE also can carry out the access of Target cell collection in other given residential quarters in switching command.After UE accesses successfully, send handoff completion message to the Target cell collection.
Embodiment 2:
The method of present embodiment realizes the mobile management between the cell set.The Target cell collection of present embodiment is supported the anchor point cell configuration, and the selection of anchor point residential quarter is determined that by Target cell the cell-of-origin does not need to provide the anchor point cell ID.Figure 10 is the signaling process figure of the embodiment of the invention 2.As shown in figure 10:
Step S1201, after cell-of-origin or cell-of-origin collection are received the measurement report of UE, or cell-of-origin or cell-of-origin collection are because own resource anxiety former thereby when initiatively initiating the UE switching, cell-of-origin or cell-of-origin collection are optionally also selected the Target cell collection of UE switching according to the cell set relevant information according to measurement result.
Step S1202, after cell-of-origin or cell-of-origin collection have been selected the Target cell collection, cell-of-origin or cell-of-origin collection need will be to the selection information notice Target cell collection of Target cell collection.
If the Target cell collection is supported the anchor point configuration, and this anchor point decides by the Target cell collection, and then cell-of-origin or cell set need to tell the selection information of Target cell collection to be:
I. the sign of Target cell collection can be that the residential quarter is specific, also can be that UE is specific;
Ii. Target cell is concentrated the sign of all or part of residential quarter, and the selection of residential quarter can be based on the measurement report of UE.
Iii. the measurement result that also comprises alternatively the residential quarter, this measurement result can be concrete measured values, or the rank of measured value or satisfy the witness mark value, or the result of several measurement ordering, etc. the relevant information of measurement result.
Step S1203, receive the above-mentioned selection information of cell-of-origin or cell set when the Target cell collection after, according to the resource of this cell set and terminal the signal measurement result of residential quarter is determined final anchor point residential quarter, and for UE distributes the resource that UE indicates and switching is used, comprise access-in resource or the configuration of marker antenna mouth etc.Optional also to UE feedback other residential quarters except the anchor point residential quarter.
When the member residential quarter that Target cell is concentrated belonged to different access network nodes, final anchor point residential quarter was by collaborative decision of several access network nodes of the residential quarter ownership of Target cell collection.
After the Target cell collection has determined the anchor point residential quarter, to the information of feedback anchor point residential quarter, cell-of-origin.Optional also to UE feedback other residential quarters except the anchor point residential quarter.
Step S1204, cell-of-origin or cell-of-origin collection are received the anchor point residential quarter of Target cell collection, after optionally also comprising the information of the operable Target cell of other UE, send switching command to UE, comprise the anchor point residential quarter in the switching command, optionally also comprise the information of operable other Target cell of UE.
After step S1205, UE receive switching command, at first carry out the access of Target cell collection in the anchor point residential quarter of configuration.If access failure or behind anchor point residential quarter access abnormal, UE also can access by other given Target cells in switching command.After UE accesses successfully, send handoff completion message to the Target cell collection.
Embodiment 3:
Present embodiment is realized the mobile management between the cell set.The Target cell collection of present embodiment is not supported the anchor point cell configuration.Figure 11 is the signaling process figure of the embodiment of the invention 3.As shown in figure 11:
Step S1301, after cell-of-origin or cell-of-origin collection are received the measurement report of UE, or cell-of-origin or cell-of-origin collection are because own resource anxiety former thereby when initiatively initiating the UE switching, cell-of-origin or cell-of-origin collection optionally can also be selected according to measurement result the Target cell collection of UE switching according to the cell set relevant information.
Step S1302, after cell-of-origin or cell-of-origin collection have been selected the Target cell collection, cell-of-origin or cell-of-origin collection need will be to the selection information notice Target cell collection of Target cell collection.
If Target cell is not supported the anchor point configuration, then cell-of-origin or cell set need to tell the selection information of Target cell collection to be:
The sign of i Target cell collection.
Ii. Target cell is concentrated the sign of all or part of residential quarter, and the selection of residential quarter can be based on the measurement report of UE.
Iii. the measurement result that also comprises alternatively the residential quarter, this measurement result can be concrete measured values, or the rank of measured value or satisfy the witness mark value, or the result of several measurement ordering, etc. the relevant information of measurement result.
Step S1303, receive the above-mentioned selection information of cell-of-origin or cell set when the Target cell collection after, according to the resource of this cell set and the measurement result of residential quarter, determine finally the cell ID of one or more Target cells that can use for UE, and for UE distributes the resource that UE indicates and switching is used, comprise access-in resource or the configuration of marker antenna mouth etc.
After step S1304, cell-of-origin or cell-of-origin collection are received the operable one or more target cell informations of UE of Target cell collection transmission, send switching command to UE, comprise the information of the operable Target cell of UE in the switching command.
After step S1305, UE receive switching command, at first carry out the access of Target cell collection at any one Target cell, also can be chosen on the best residential quarter of signal quality and access.If at access failure on the residential quarter or behind residential quarter access abnormal, UE also can carry out the access of Target cell collection by other given Target cells in switching command.After UE accesses successfully, send handoff completion message to the Target cell collection.
Embodiment 4:
Present embodiment is realized the mobile management of cell set inside, is used for switching the anchor point residential quarter that control information is provided.In the mobility management process of present embodiment, cell-of-origin and Target cell transmit control channel message simultaneously to UE, the message of just interrupting transmitting control channel from the cell-of-origin after the resource reconfiguration of receiving UE is finished message.Figure 12 is the signaling process figure of the embodiment of the invention 4, as shown in figure 12:
After the cell set of step S1401, current service was received the measurement report of UE transmission, perhaps cell set judged that from the angle of RRM (Radio Resource Management, RRM) UE needs changing cells;
Step S1402, cell set send resource reconfiguration message by the cell-of-origin to UE.The information that comprises in the resource reallocation message has: Target Cell Identifier (physical label or high-rise sign or both), UE sign, frequency point information etc.
After step S1403, cell set sent resource reconfiguration message, continuing from the cell-of-origin was that UE sends control information at control channel;
Step S1404, after cell set sends the resource reallocation message, start and send control information at control channel to UE from Target cell; After UE receives the resource reallocation message, interrupt the reception of control channel on the cell-of-origin, be enabled in and receive control channel on the Target cell.
Step S1405, after UE resource reprovision is finished, UE sends the resource reprovision to cell set and finishes message.
Step S1406, after cell set receives that resource reprovision that UE sends is finished message, cell set stops from the cell-of-origin to the transmission of UE on control channel.
Embodiment 5:
Present embodiment is realized the mobile management of cell set inside, is used for switching the anchor point residential quarter that control information is provided.In the mobility management process of present embodiment, after the cell-of-origin sent resource distribution message, cell set stopped to transmit control message to UE from the cell-of-origin, started to transmit control message to UE from Target cell.Figure 13 is the signaling process figure of the embodiment of the invention 5, as shown in figure 13:
After step S1501, cell set were received the measurement report of UE transmission, perhaps cell set judged that from the angle of RRM UE needs changing cells;
Step S1502, cell set send resource reconfiguration message by the cell-of-origin to UE.The information that comprises in the resource reallocation message has: Target Cell Identifier (physical label or high-rise sign or both), UE sign, frequency point information etc.
After step S1503, cell set send resource reconfiguration message, interrupt the transmission of control channel on the cell-of-origin;
Step S1504 after cell set sends resource reconfiguration message, is enabled on the control channel of Target cell and transmits control message.After UE receives the resource reallocation message, interrupt receiving control message on the control channel of cell-of-origin, be enabled in receiving control message on the control channel of Target cell.
Step S1505, after UE resource reprovision is finished, UE sends the resource reprovision to cell set and finishes message.
Embodiment 6:
Present embodiment is realized the mobile management of cell set inside, is used for switching the anchor point residential quarter that control information is provided.In the mobility management process of present embodiment, after receiving that message is finished in resource distribution, cell set stops to transmit control message to UE from the cell-of-origin, starts to transmit control message at control channel to UE from Target cell.Figure 14 is the embodiment of the invention 6 signaling process figure, as shown in figure 14:
After step S1601, cell set were received the measurement report of UE transmission, perhaps cell set judged that from the angle of RRM UE needs changing cells;
Step S1602, cell set send resource reconfiguration message by the cell-of-origin to UE.The information that comprises in the resource reallocation message has: Target Cell Identifier (physical label or high-rise sign or both), UE sign, frequency point information etc.
After step S1603, cell set sent resource reconfiguration message, continuing from the cell-of-origin was that UE sends control information at control channel;
Step S1604, after UE receives the resource reallocation message, carry out the resource reprovision, after UE resource reprovision was finished, UE sent the resource reprovision to cell set and finishes message.
Step S1605, after cell set receives that resource reprovision that UE sends is finished message, cell set stops to transmit control message to UE from the cell-of-origin;
Step S1606, after cell set received that the resource reprovision of UE transmission is finished message, startup transmitted control message at control channel to UE from Target cell.On the control channel of UE at Target cell, receive control information, automatically interrupted the reception to control channel on the anchor point residential quarter, source.
The embodiment of the invention provides the mobility management scheme between a kind of cell set, has solved the problem that does not have at present the switching between the cell set, so that UE can choose on the Target cell collection, can better support business, the especially high speed business of UE.In the mobility management scheme between the cell set of the embodiment of the invention, can also carry out switching controls by the anchor point residential quarter of select target cell set, avoid a plurality of residential quarters to participate in simultaneously the complexity of switching.
The embodiment of the invention also provides the mobility management scheme of a kind of cell set inside, realized the switching of anchor point residential quarter, simplify the mobility of cell set inside and processed complexity, reduced the break period that UE switches, and improved the reliability that signaling receives, thereby improved the performance of communication system.
Above embodiment only is used for explanation the present invention, but not is used for limiting the present invention.
Claims (21)
1. a motion management method is characterized in that, described method comprises:
The selection information of the Target cell collection that the access network node equipment that the access network node equipment that the Target cell collection in the Access Network belongs to receives from the cell-of-origin or the cell-of-origin collection belongs to sends;
According to the selection information of described Target cell collection and the occupation condition of Target cell collection self, concentrate at least one Target cell of decision from described Target cell;
The information of described at least one Target cell is sent to the access network node equipment that described cell-of-origin or cell-of-origin collection belong to, and the information of described at least one Target cell is used for access network node equipment that described cell-of-origin or cell-of-origin collection belong to and sends to terminal and switch.
2. method according to claim 1, it is characterized in that, the selection information of the Target cell collection that the access network node equipment that described cell-of-origin or cell-of-origin collection belong to sends is that the access network node equipment that described cell-of-origin or cell-of-origin collection belong to is the information of the Target cell collection of described terminal selection according to the cell set information in the Access Network, and the cell set information in the described Access Network is that the access network node equipment that described cell-of-origin or cell-of-origin collection belong to receives from the access network node equipment that the cell set that comprises described Target cell collection belongs to.
3. method according to claim 1 is characterized in that, described selection information comprises: cell set sign, the sign of all or part of residential quarter in the cell set.
4. method according to claim 3 is characterized in that, described selection information also comprises: the anchor point cell ID of suggestion and from the cell signal metrical information that terminal receives at least one.
5. the described method of any one in 4 according to claim 1 is characterized in that described at least one Target cell comprises anchor point residential quarter and the Target cell except the anchor point residential quarter.
6. the described method of any one in 4 according to claim 1 is characterized in that described cell set information comprises: the sign of cell set, the information of the member residential quarter of cell set.
7. method according to claim 6 is characterized in that, the information of the member residential quarter of described cell set comprises: the sign of each residential quarter and frequency.
8. a motion management method is characterized in that, described method comprises:
Target cell collection in the Access Network receives from the cell-of-origin or the selection information of the Target cell collection that the cell-of-origin collection sends;
According to the selection information of described Target cell collection and the occupation condition of Target cell collection self, concentrate at least one Target cell of decision from described Target cell, and the information of described at least one Target cell sent to described cell-of-origin or cell-of-origin collection, the information of described at least one Target cell is used for described cell-of-origin or cell-of-origin collection and sends to terminal and switch.
9. method according to claim 8, it is characterized in that, the selection information of the Target cell collection that described cell-of-origin or cell-of-origin collection send is that described cell-of-origin or cell-of-origin collection are the information of the Target cell collection of described terminal selection according to the cell set information in the Access Network, and the cell set information in the described Access Network is that described cell-of-origin or cell-of-origin collection receive from the cell set that comprises described Target cell collection.
10. method according to claim 8 is characterized in that, described selection information comprises: cell set sign, the sign of all or part of residential quarter in the cell set.
11. method according to claim 10 is characterized in that, described selection information also comprises: the anchor point cell ID of suggestion and from the cell signal metrical information that terminal receives at least one.
12. the described method of any one in 11 is characterized in that described at least one Target cell comprises anchor point residential quarter and the Target cell except the anchor point residential quarter according to claim 8.
13. the described method of any one in 11 is characterized in that described cell set information comprises: the sign of cell set, the information of the member residential quarter of cell set according to claim 8.
14. method according to claim 13 is characterized in that, the information of the member residential quarter of described cell set comprises: the sign of each residential quarter and frequency.
15. a mobile management device is characterized in that, comprising:
One is used for so that the module of the selection information of the Target cell collection that the access network node equipment that the access network node equipment that the Target cell collection of Access Network belongs to receives from the cell-of-origin or the cell-of-origin collection belongs to sends;
One is used for according to the selection information of described Target cell collection and the occupation condition of Target cell collection self, concentrates the module that determines at least one Target cell from described Target cell;
One be used for will described at least one Target cell information send to the module of the access network node equipment that described cell-of-origin or cell-of-origin collection belong to, the access network node equipment that the information of described at least one Target cell belongs to for described cell-of-origin or cell-of-origin collection sends to terminal and switches.
16. device according to claim 15, it is characterized in that, the selection information of the Target cell collection that the access network node equipment that described cell-of-origin or cell-of-origin collection belong to sends is that the access network node equipment that described cell-of-origin or cell-of-origin collection belong to is the information of the Target cell collection of described terminal selection according to the cell set information in the Access Network, and the cell set information in the described Access Network is that the access network node equipment that described cell-of-origin or cell-of-origin collection belong to receives from the access network node equipment that the cell set that comprises described Target cell collection belongs to.
17. device according to claim 15 is characterized in that, described selection information comprises: cell set sign, the sign of all or part of residential quarter in the cell set.
18. device according to claim 17 is characterized in that, described selection information also comprises: the anchor point cell ID of suggestion and from the cell signal metrical information that terminal receives at least one.
19. the described device of any one in 18 is characterized in that described at least one Target cell comprises anchor point residential quarter and the Target cell except the anchor point residential quarter according to claim 15.
20. the described device of any one in 18 is characterized in that described cell set information comprises: the sign of cell set, the information of the member residential quarter of cell set according to claim 15.
21. device according to claim 20 is characterized in that, the information of the member residential quarter of described cell set comprises: the sign of each residential quarter and frequency.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016177163A1 (en) * | 2015-09-11 | 2016-11-10 | 中兴通讯股份有限公司 | Method and apparatus for handover |
| WO2018153115A1 (en) * | 2017-02-23 | 2018-08-30 | 华为技术有限公司 | Mobility management method for user equipment, user equipment, and measurement control point base station |
| CN113709752A (en) * | 2020-05-20 | 2021-11-26 | 中国移动通信集团浙江有限公司 | Anchor point station setting method and device for 5G cell |
| WO2023083115A1 (en) * | 2021-11-12 | 2023-05-19 | 中国移动通信有限公司研究院 | Switching method, communication method, apparatus, related device, and storage medium |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60301122T2 (en) * | 2003-02-15 | 2006-03-30 | Alcatel | Method for performing a handover or redial procedure |
| CN101170793A (en) * | 2006-10-27 | 2008-04-30 | 华为技术有限公司 | An inter-BSS packet exchange and switching method, system and a SGSN |
| CN105813057B (en) * | 2007-03-14 | 2019-07-09 | 华为技术有限公司 | The methods, devices and systems of mobility processing |
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2009
- 2009-02-02 CN CN201310317823.2A patent/CN103369608B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016177163A1 (en) * | 2015-09-11 | 2016-11-10 | 中兴通讯股份有限公司 | Method and apparatus for handover |
| WO2018153115A1 (en) * | 2017-02-23 | 2018-08-30 | 华为技术有限公司 | Mobility management method for user equipment, user equipment, and measurement control point base station |
| CN113709752A (en) * | 2020-05-20 | 2021-11-26 | 中国移动通信集团浙江有限公司 | Anchor point station setting method and device for 5G cell |
| WO2023083115A1 (en) * | 2021-11-12 | 2023-05-19 | 中国移动通信有限公司研究院 | Switching method, communication method, apparatus, related device, and storage medium |
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| CN103369608B (en) | 2016-06-15 |
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