CN102752818A - Method and system for processing wireless relay node switching - Google Patents
Method and system for processing wireless relay node switching Download PDFInfo
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- CN102752818A CN102752818A CN2011100964910A CN201110096491A CN102752818A CN 102752818 A CN102752818 A CN 102752818A CN 2011100964910 A CN2011100964910 A CN 2011100964910A CN 201110096491 A CN201110096491 A CN 201110096491A CN 102752818 A CN102752818 A CN 102752818A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0079—Transmission or use of information for re-establishing the radio link in case of hand-off failure or rejection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/005—Moving wireless networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
- H04W84/047—Public Land Mobile systems, e.g. cellular systems using dedicated repeater stations
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Abstract
The invention discloses a method and a system for processing wireless relay node switching. The method comprises: a source host base station determining that a wireless relay node is switched to a target host base station; and the source host base station sending contextual information of user equipment which belongs to the wireless relay node to the target host base station, wherein, the contextual information of user equipment which belongs to the wireless relay node is obtained from the wireless relay node by the source host base station in advance. The method and the system can ensure accuracy of a result of admission control.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of wireless relay nodes switching processing method and system.
Background technology
Third generation partner program (3rd Generation Partnership Project; Abbreviate 3GPP as) Long Term Evolution (Long-Term Evolution; Abbreviating LTE as) project is the new technology development project of the maximum that starts of 3GPP over the past two years; This with OFDM (Orthogonal Frequency Division Multiplexing; Abbreviate OFDM as)/frequency division multiple access (Frequency Division MultipleAccess abbreviates FDMA as) can be counted as " accurate 4G " technology for the technology of core.The main performance target of 3GPP LTE project comprises: the peak rate that descending 100Mbps, up 50Mbps can be provided in the 20MHz spectral bandwidth; Improve the performance of Cell Edge User; Improve cell capacity; Reduce system delay, the inner unidirectional transmission time delay of user plane is lower than 5ms, and control plane is lower than 50ms from sleep state to the state of activation transit time, and the transit time from the resident state to the state of activation is less than 100ms; Support the sub-district of 100Km radius to cover; Can the access service greater than 100kbps be provided for 350Km/h high-speed mobile user; Support paired or non-paired frequency spectrum, but and flexible configuration 1.25MHz to the 20MHz various bandwidth.
LTE-A is the abbreviation of LTE-Advanced, is the follow-up evolution of LTE technology.LTE is commonly called as 3.9G, and the technical indicator of this explanation LTE is very approaching with 4G.LTE compares with 4G, and except that maximum bandwidth, two indexs of up peak rate required a little less than 4G, the other technologies index had all reached the requirement of 4G standard.The technological global design of LTE formally being brought into the LTE-A of 4G has then far surpassed the minimum essential requirement of 4G.In June, 2008,3GPP has accomplished the technical need report of LTE-A, has proposed the minimum essential requirement of LTE-A: descending peak rate 1Gbps, and up peak rate 500Mbps, up-downgoing peaks spectrum utilance reaches 15Mbps/Hz and 30Mbps/Hz respectively.These parameters are far above (the International Telecommunications Union-Telecommunicationsstandardization sector of ITU Telecommunication Standardization Sector; Abbreviate ITU-T as) the minimum technology demand parameter, have remarkable advantages.The key technology of LTE-A comprises carrier aggregation, the multiple spot cooperation, and the relay transmission, many antennas strengthen, wireless relay, self-organizing network etc.
Wherein the wireless relay technology is applied to provisional wireless coverage demand.Like the area that the wired backbone network that can't suppose ordinary base station owing to reasons such as landform or environment connects, perhaps cover the area or the hot zones at dead angle.It is higher that the base station equipment of setting up wired connection solves this covering demand cost, therefore introduces the wireless relay technology and solve.
Fig. 1 is the sketch map according to the wireless relay nodes framework of correlation technique, and is as shown in Figure 1, wireless relay nodes (RelayNode; Abbreviate RN as) be connected through wireless signal with the base station of existing network; And be that (User Equipment UE) provides service to the interior subscriber equipment of self coverage, thereby realizes coverage extension; Reduce covering the dead angle, and shift hot zones load etc.The base station of carrying out wireless connections with RN is called host base station (Donor eNodeB abbreviates DeNB as), and the Radio Link between DeNB and the RN is called back haul link (backhaul link), and the air interface between DeNB and the RN (abbreviation is eated dishes without rice or wine) is called the Un interface.Radio Link between RN and the UE is called access link (Access Link), and the air interface between RN and the UE is called the Uu interface.For the UE that RN served, this RN serves as the role of an eNB; And for the DeNB that is connected with RN, this RN then serves as the role of a UE.Downlink data arrives earlier DeNB, and DeNB passes to RN with this downlink data, then by RN with this downlink data transmission to UE, otherwise transmission of uplink data then.
Via node also can be applied to the high-speed mobile scene and for example be applied in the mobile unit, for the wireless telecommunications system in the car provides stable wireless coverage.Under this scene, along with the mobility of vehicle, via node can switch between different host base stations.Handoff procedure can be divided into through core net switching (for example S1 switches) according to ground side signalling route mode or directly switch (for example X2 switches).
Fig. 2 is the flow chart through the core net switching according to correlation technique; As shown in Figure 2; Through the core net switching flow can simplified summary be: when source base station judges that according to the measurement report of UE UE needs initiate to switch; Require order through sending to switch to core net, carry the contextual information of this UE in the order with core network interface (for example S1).After core net receives,, judge the position at target BS place, and send handoff request and give target BS through the information of carrying in the order.Target BS reads the wherein contextual information of UE, and UE is admitted control.After the target BS judgement can insert this UE, reply switching request acknowledgement message to core net, core net is forwarded to source base station again and begins the handoff procedure that UE is eating dishes without rice or wine.
Fig. 3 is the flow chart through the direct interface switching according to correlation technique; As shown in Figure 3; Directly switching flow can simplified summary be: when source base station judges that according to the measurement report of UE UE needs initiate to switch; Send switching through direct interface between the base station (for example X2) to target BS and require order, carry the contextual information of this UE in the order.Target BS reads information wherein, and UE is admitted control.After judgement can insert this UE, reply response message to source base station, source base station begins the handoff procedure that UE is eating dishes without rice or wine.
In above-mentioned handoff procedure; Be all can in switching the requirement order, carry the contextual information of UE at source base station through core net switching or direct switching, this contextual information comprises: the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of UE (Cell Radio NetworkTemporary Identifier abbreviates C-RNTI as); The measurement configuration of UE; Signaling Radio Bearer (Signaling RadioBearer abbreviates SRB as) configuration, Data Radio Bearer (Data Radio Bearer; Abbreviate DRB as) configuration, information such as UE ability.Target BS need judge whether to allow UE to insert according to above-mentioned information and the configuration of self and Radio Resource situation, and this process is also cried to admit and controlled (Admission Control).
And under scene such as vehicle-mounted, via node is to move simultaneously with its terminal of having jurisdiction over, if this moment, control was only admitted according to the context of via node in target host base station, then admits the control result inaccurate.
Summary of the invention
Only admit the problem of control to propose the present invention to target host base station in the correlation technique according to the context of wireless relay nodes; For this reason; Main purpose of the present invention is to provide a kind of wireless relay nodes switching processing method and system, to address the above problem.
To achieve these goals, according to embodiments of the invention, a kind of wireless relay nodes switching processing method is provided.
Wireless relay nodes switching processing method according to the present invention comprises: the sourcesink dominant base is confirmed wireless relay nodes is switched to target host base station; The sourcesink dominant base sends to target host base station with the contextual information of the subscriber equipment that wireless relay nodes is had jurisdiction over, and wherein the contextual information of the subscriber equipment had jurisdiction over of wireless relay nodes is that the sourcesink dominant base obtains from wireless relay nodes in advance.
Preferably, after the contextual information of the subscriber equipment that the sourcesink dominant base is had jurisdiction over wireless relay nodes sent to target host base station, said method also comprised: target host base station receives the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over; Target host base station based on contextual information is admitted control to the subscriber equipment that wireless relay nodes is had jurisdiction over.
Preferably; Target host base station based on contextual information; It is one of following that the subscriber equipment that wireless relay nodes is had jurisdiction over admits control to comprise: for admitting the successful subscriber equipment of control; Target host base station is mapped to the radio bearer of this subscriber equipment on the radio bearer of wireless relay nodes, and/or the tabulation of this subscriber equipment is carried in target host base station through X2 switching request acknowledgement message or S1 switching request acknowledgement message; For the subscriber equipment of admitting the control failure, target host base station is with the information notice wireless relay nodes of this subscriber equipment, perhaps through initiating the release of this subscriber equipment with the flow process of core net.
Preferably, the contextual information of the subscriber equipment wireless relay nodes had jurisdiction over through X2 handoff request message or S1 handoff request message of sourcesink dominant base sends to target host base station.
Preferably, the sourcesink dominant base obtains the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction in advance through comprising one of following mode from wireless relay nodes: set up the contextual information that flow process is obtained the subscriber equipment that wireless relay nodes has jurisdiction over through Radio Resource; Obtain the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over through the X2 switching flow; Obtain the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over through the S1 switching flow; Obtain the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over through resolving wireless relay nodes and core net interactive signaling.
Preferably, the contextual information of subscriber equipment comprise following one of at least: the Mobility Management Entity of the ability information of the Signaling Radio Bearer configuration of the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of subscriber equipment, the measurement configuration of subscriber equipment, subscriber equipment, the Data Radio Bearer configuration of subscriber equipment, subscriber equipment, the current service of subscriber equipment.
To achieve these goals, according to another aspect of the present invention, a kind of wireless relay nodes switching processing system is provided.
Comprise sourcesink dominant base, wireless relay nodes and target host base station according to wireless relay nodes switching processing of the present invention system, wherein the sourcesink dominant base comprises: determination module is used for confirming wireless relay nodes is switched to target host base station; Sending module, the contextual information of the subscriber equipment that is used for wireless relay nodes is had jurisdiction over sends to target host base station, and wherein the contextual information of the subscriber equipment had jurisdiction over of wireless relay nodes is that the sourcesink dominant base obtains from wireless relay nodes in advance.
Preferably, target host base station comprises: receiver module is used to receive the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over; Admit control module, be used for based on contextual information, the subscriber equipment that wireless relay nodes is had jurisdiction over is admitted control.
Preferably, admit control module to comprise: mapping submodule, be used for for admitting the successful subscriber equipment of control, the radio bearer of this subscriber equipment is mapped on the radio bearer of wireless relay nodes; Carry submodule, be used for for admitting the successful subscriber equipment of control, the tabulation of carrying this subscriber equipment through X2 switching request acknowledgement message or S1 switching request acknowledgement message; The notice submodule is used for for the subscriber equipment of admitting the control failure, with the information notice wireless relay nodes of this subscriber equipment; Initiate submodule, be used for, through initiating the release of this subscriber equipment with the flow process of core net for the subscriber equipment of admitting the control failure.
Preferably, the contextual information of the subscriber equipment wireless relay nodes had jurisdiction over through X2 handoff request message or S1 handoff request message of sending module sends to target host base station; The sourcesink dominant base obtains the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction in advance through comprising one of following mode from wireless relay nodes: set up the contextual information that flow process is obtained the subscriber equipment that wireless relay nodes has jurisdiction over through Radio Resource; Obtain the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over through the X2 switching flow; Obtain the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over through the S1 switching flow; Obtain the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over through resolving wireless relay nodes and core net interactive signaling.
The present invention sends to target host base station through the contextual information of the subscriber equipment that the sourcesink dominant base is had jurisdiction over wireless relay nodes; Thereby make target host base station to admit control, and then guarantee to admit control result's accuracy according to the context of subscriber equipment.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the sketch map according to the wireless relay nodes framework of correlation technique;
Fig. 2 is the flow chart through the core net switching according to correlation technique;
Fig. 3 is the flow chart through the direct interface switching according to correlation technique;
Fig. 4 is the wireless relay nodes switching processing method according to the embodiment of the invention;
Fig. 5 is a flow chart according to the preferred embodiment of the invention;
Fig. 6 is the structured flowchart according to the wireless relay nodes switching processing system of the embodiment of the invention.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the present invention.
The invention provides a kind of wireless relay nodes switching processing method, Fig. 4 is the flow chart according to the wireless relay nodes switching processing method of the embodiment of the invention, and is as shown in Figure 4, comprises that following step S402 is to step S404.
Step S402, sourcesink dominant base confirm wireless relay nodes is switched to target host base station.
Step S404, the sourcesink dominant base sends to target host base station with the contextual information of the subscriber equipment that wireless relay nodes is had jurisdiction over, and wherein the contextual information of the subscriber equipment had jurisdiction over of wireless relay nodes is that the sourcesink dominant base obtains from wireless relay nodes in advance.
In the correlation technique, control is only admitted according to the context of wireless relay nodes in target host base station.In the embodiment of the invention; The contextual information of the subscriber equipment of wireless relay nodes being had jurisdiction over through the sourcesink dominant base sends to target host base station; Thereby make target host base station to admit control, and then guarantee to admit control result's accuracy according to the context of subscriber equipment.
Preferably, after the contextual information of the subscriber equipment that the sourcesink dominant base is had jurisdiction over wireless relay nodes sent to target host base station, said method also comprised: target host base station receives the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over; Target host base station based on contextual information is admitted control to the subscriber equipment that wireless relay nodes is had jurisdiction over.
Preferably; Target host base station based on contextual information; It is one of following that the subscriber equipment that wireless relay nodes is had jurisdiction over admits control to comprise: for admitting the successful subscriber equipment of control, target host base station is mapped to the radio bearer of this subscriber equipment on the radio bearer of wireless relay nodes; And/or the tabulation of this subscriber equipment is carried in target host base station through X2 switching request acknowledgement message or S1 switching request acknowledgement message; For the subscriber equipment of admitting the control failure, target host base station is with the information notice wireless relay nodes of this subscriber equipment, perhaps through initiating the release of this subscriber equipment with the flow process of core net.
Preferably, the contextual information of the subscriber equipment wireless relay nodes had jurisdiction over through X2 handoff request message or S1 handoff request message of sourcesink dominant base sends to target host base station.
Preferably, the sourcesink dominant base obtains the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction in advance through comprising one of following mode from wireless relay nodes: set up the contextual information that flow process is obtained the subscriber equipment that wireless relay nodes has jurisdiction over through Radio Resource; Obtain the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over through the X2 switching flow; Obtain the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over through the S1 switching flow; Obtain the contextual information of the subscriber equipment that wireless relay nodes has jurisdiction over through resolving wireless relay nodes and core net interactive signaling.
Preferably; The contextual information of subscriber equipment comprise following one of at least: the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of subscriber equipment (Cell Radio Network Temporary Identifier; Abbreviate C-RNTI as), the measurement configuration of subscriber equipment, Signaling Radio Bearer (the Signaling Radio Bearer of subscriber equipment; Abbreviate SRB as) configuration, subscriber equipment Data Radio Bearer (Data Radio Bearer; Abbreviate DRB as) Mobility Management Entity (Mobile Management Entity abbreviates MME as) of the current service of ability information, the subscriber equipment of configuration, subscriber equipment.
To combine instance that the implementation procedure of the embodiment of the invention is described in detail below.
Present embodiment is described one group of terminal (UEs) and is inserted wireless relay nodes RN through wireless connections.RN switches to target host base station Target DeNB through sourcesink dominant base Source DeNB, and Source DeNB carries the context of UE that RN has jurisdiction over through the hand off signaling of S1 or X2.
Fig. 5 is a flow chart according to the preferred embodiment of the invention, and is as shown in Figure 5, comprises that following step S502 is to step S512.
Step S502, RN detects Source DeNB according to the configuration of OAM and wireless signal on every side.RN initiates RRC to Source DeNB and connects the request of foundation, and oneself is wireless relay nodes to Source DeNB indication.SourceDeNB is that RN selects MME and set up RAB that (E-UTRAN Radio Access Bearer, E-RAB), MME carries out authentication to RN in this process.After checking was passed through, Source DeNB was eating dishes without rice or wine to distribute special-purpose Radio Resource and Data Radio Bearer for RN.On this carried, RN and OAM connected and obtain and undated parameter, simultaneously on this carrying and set up S1 and X2 interface between the RN.This moment, RN began to set up the sub-district of oneself, and was eating dishes without rice or wine to carry out system broadcasts.
Step S504, one group of UE detects and resides in from eating dishes without rice or wine the sub-district of RN foundation.After UE gets into connected state, set up RRC between UE and the RN and is connected, RN is private resources such as UE distribution C-RNTI, allocating and measuring, SRB, DRB.RN is with the identity of eNB, and through S1 Initial UE Message signaling, E-RAB is set up in the UE request for this reason.This signaling is forwarded to corresponding M ME through DeNB.MME is that UE sets up E-RAB through S1 Initial Context Setup signaling, carries the ability information of UE simultaneously.RN preserve the connected state UE that obtains in the said process contextual information (comprise UE Cell Radio Network Temporary Identifier/Identity, Cell-RNTI (Cell Radio Network Temporary Identifier, C-RNTI), the measurement configuration of UE; Signaling Radio Bearer (Signaling Radio Bearer; SRB) configuration, Data Radio Bearer (Data Radio Bearer, DRB) configuration; The UE ability, one or more of the information such as Serving MME that UE is current).
Step S506, RN through and Source DeNB between chain of command signaling (e.g.RRC flow process, S1 flow process or X2 flow process) to the contextual information of Source DeNB notice UE.
Step S508, along with moving of RN, Source DeNB judges that through measurement report RN is near target host base station Target DeNB.Connect according to network topology, Source DeNB selects to initiate direct interface to Target DeNB and switches X2 Handover or ground side switching S1 Handover, and sends X2 Handover Request or S1Handover required message accordingly.Indication RN is a wireless relay nodes in the message, and carries the context of RN, also will be carried at the contextual information of the UE that RN has jurisdiction over that obtains in the step 103 simultaneously.
Step S510, Target DeNB can admit RN according to the context determination of RN, and the context of the UE that RN have jurisdiction over that provides at step S508 according to Source DeNB simultaneously and self radio resource are done the admittance that further is directed against each UE and are controlled.Target DeNB carries the result who admits control through S1/X2 Handover Request Acknowledge message; The tabulation of the UE that promptly can admit, the information of the ServingMME of the UE that optional Target DeNB preserves in also can be is based on context initiated the context of this UE is discharged to this MME; Perhaps the Target DeNB terminal list that will admit failure through and RN between chain of command message (e.g.RRC flow process, S1 flow process or X2 flow process) notice RN, carry out further releasing and processing by RN.
For judging the UE that can admit, Target DeNB need be according to the E-RAB of this UE of configuration determination, and it is the corresponding relation between the E-RAB of RN foundation.
Step S512, Source DeN B switches to Target DeNB through RRC RRCConnectionReconfiguration message indication RN.Carry RN in this signaling and be linked into the configuration of eating dishes without rice or wine of necessity under the Target DeNB.RN is synchronous according to new radio configuration and Target DeNB, and sends RRCRRCConnectionReconfigurationComplete message to Target DeNB.
Need to prove; Except the wireless relay technology; The present invention can also be applied to other technology, and for example equipment such as L1 Repeater also possibly carry one group of UE and switches, and switches under (Group Mobility) scene in this group; Use method of the present invention can realize that also target host base station can also admit control according to the context of subscriber equipment, thereby guarantee to admit control result's accuracy.
Need to prove; Can in computer system, carry out in the step shown in the flow chart of accompanying drawing such as a set of computer-executable instructions; And; Though logical order has been shown in flow chart, in some cases, can have carried out step shown or that describe with the order that is different from here.
The embodiment of the invention provides a kind of wireless relay nodes switching processing system, and this wireless relay nodes switching processing system can be used to realize above-mentioned wireless relay nodes switching processing method.Fig. 6 is the structured flowchart according to the wireless relay nodes switching processing system of the embodiment of the invention; As shown in Figure 6; Comprise sourcesink dominant base 62, wireless relay nodes 64 and target host base station 66, wherein, sourcesink dominant base 62 comprises determination module 622 and sending module 624.Be described in detail in the face of its structure down.
Determination module 622 is used for confirming wireless relay nodes 64 is switched to target host base station 66; Sending module 624; Be connected to determination module 622; The contextual information of the subscriber equipment that is used for wireless relay nodes 64 is had jurisdiction over sends to the target host base station 66 that determination module 622 is confirmed, wherein the contextual information of the subscriber equipment had jurisdiction over of wireless relay nodes 64 is that the sourcesink dominant base obtains from wireless relay nodes in advance.
Preferably, target host base station 66 comprises receiver module 662 and admits control module 664, is described in detail in the face of its structure down.
Receiver module 662 is used to receive the contextual information of the subscriber equipment that wireless relay nodes 62 had jurisdiction over; Admit control module 664, be connected to receiver module 662, be used for contextual information, the subscriber equipment that wireless relay nodes 62 is had jurisdiction over is admitted control according to receiver module 662 receptions.
Preferably, admit control module 664 to comprise mapping submodule 6642, notice submodule 6644 and initiation submodule 6646, be described in detail in the face of its structure down.
Mapping submodule 6642 is used for for admitting the successful subscriber equipment of control, and the radio bearer of this subscriber equipment is mapped on the radio bearer of wireless relay nodes 62; Carry submodule 6644, be used for for admitting the successful subscriber equipment of control, the tabulation of carrying this subscriber equipment through X2 switching request acknowledgement message or S1 switching request acknowledgement message; Notice submodule 6646 is used for for the subscriber equipment of admitting the control failure, with the information notice wireless relay nodes 64 of this subscriber equipment; Initiate submodule 6648, be used for, through initiating the release of this subscriber equipment with the flow process of core net for the subscriber equipment of admitting the control failure.
Preferably, the contextual information of the subscriber equipment wireless relay nodes 64 had jurisdiction over through X2 handoff request message or S1 handoff request message of sending module 624 sends to target host base station 66; Sourcesink dominant base 62 obtains the contextual information of the subscriber equipment that wireless relay nodes 64 had jurisdiction in advance through comprising one of following mode from wireless relay nodes 64: set up the contextual information that flow process is obtained the subscriber equipment that wireless relay nodes 64 had jurisdiction over through Radio Resource; Obtain the contextual information of the subscriber equipment that wireless relay nodes 64 had jurisdiction over through the X2 switching flow; Obtain the contextual information of the subscriber equipment that wireless relay nodes 64 had jurisdiction over through the S1 switching flow; Obtain the contextual information of the subscriber equipment that wireless relay nodes 64 had jurisdiction over through resolving wireless relay nodes 64 and core net interactive signaling.
Need to prove that the wireless relay nodes switching processing system of describing among the device embodiment is corresponding to above-mentioned method embodiment, its concrete implementation procedure had been carried out detailed description in method embodiment, repeat no more at this.
In sum, according to the abovementioned embodiments of the present invention, a kind of wireless relay nodes switching processing method and system are provided.The present invention sends to target host base station through the contextual information of the subscriber equipment that the sourcesink dominant base is had jurisdiction over wireless relay nodes; Thereby make target host base station to admit control, and then guarantee to admit control result's accuracy according to the context of subscriber equipment.
Obviously, it is apparent to those skilled in the art that above-mentioned each module of the present invention or each step can realize with the general calculation device; They can concentrate on the single calculation element; Perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element; Thereby; Can they be stored in the storage device and carry out, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize by calculation element.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a wireless relay nodes switching processing method is characterized in that, comprising:
The sourcesink dominant base is confirmed wireless relay nodes is switched to target host base station;
Said sourcesink dominant base sends to said target host base station with the contextual information of the subscriber equipment that said wireless relay nodes is had jurisdiction over, and the contextual information of the subscriber equipment that wherein said wireless relay nodes is had jurisdiction over is that said sourcesink dominant base obtains from said wireless relay nodes in advance.
2. method according to claim 1 is characterized in that, after the contextual information of the subscriber equipment that said sourcesink dominant base is had jurisdiction over said wireless relay nodes sent to said target host base station, said method also comprised:
Said target host base station receives the contextual information of the subscriber equipment that said wireless relay nodes has jurisdiction over;
Said target host base station is admitted control according to said contextual information to the subscriber equipment that said wireless relay nodes is had jurisdiction over.
3. method according to claim 2 is characterized in that, said target host base station is according to said contextual information, and it is one of following that the subscriber equipment that said wireless relay nodes is had jurisdiction over admits control to comprise:
For admitting the successful subscriber equipment of control; Said target host base station is mapped to the radio bearer of this subscriber equipment on the radio bearer of said wireless relay nodes, and/or the tabulation of this subscriber equipment is carried in said target host base station through X2 switching request acknowledgement message or S1 switching request acknowledgement message;
For the subscriber equipment of admitting the control failure, said target host notifies said wireless relay nodes with the information of this subscriber equipment in the base station, perhaps through initiating the release of this subscriber equipment with the flow process of core net.
4. according to each described method in the claim 1 to 3; It is characterized in that said sourcesink dominant base sends to said target host base station through the contextual information of the subscriber equipment that X2 handoff request message or S1 handoff request message are had jurisdiction over said wireless relay nodes.
5. according to each described method in the claim 1 to 3, it is characterized in that said sourcesink dominant base obtains the contextual information of the subscriber equipment that said wireless relay nodes has jurisdiction in advance through comprising one of following mode from said wireless relay nodes:
Set up the contextual information that flow process is obtained the subscriber equipment that said wireless relay nodes has jurisdiction over through Radio Resource;
Obtain the contextual information of the subscriber equipment that said wireless relay nodes has jurisdiction over through the X2 switching flow;
Obtain the contextual information of the subscriber equipment that said wireless relay nodes has jurisdiction over through the S1 switching flow;
Obtain the contextual information of the subscriber equipment that said wireless relay nodes has jurisdiction over through resolving said wireless relay nodes and core net interactive signaling.
6. according to each described method in the claim 1 to 3; It is characterized in that, the contextual information of said subscriber equipment comprise following one of at least: the Mobility Management Entity of the current service of the Signaling Radio Bearer configuration of the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of said subscriber equipment, the measurement configuration of said subscriber equipment, said subscriber equipment, the Data Radio Bearer configuration of said subscriber equipment, the ability information of said subscriber equipment, said subscriber equipment.
7. a wireless relay nodes switching processing system is characterized in that, comprises sourcesink dominant base, wireless relay nodes and target host base station, and wherein said sourcesink dominant base comprises:
Determination module is used for confirming said wireless relay nodes is switched to said target host base station;
Sending module; The contextual information of the subscriber equipment that is used for said wireless relay nodes is had jurisdiction over sends to said target host base station, and the contextual information of the subscriber equipment that wherein said wireless relay nodes is had jurisdiction over is that said sourcesink dominant base obtains from said wireless relay nodes in advance.
8. system according to claim 7 is characterized in that, said target host base station comprises:
Receiver module is used to receive the contextual information of the subscriber equipment that said wireless relay nodes has jurisdiction over;
Admit control module, be used for the subscriber equipment that said wireless relay nodes is had jurisdiction over being admitted control according to said contextual information.
9. system according to claim 8 is characterized in that, said admittance control module comprises:
Mapping submodule is used for for admitting the successful subscriber equipment of control, and the radio bearer of this subscriber equipment is mapped on the radio bearer of said wireless relay nodes;
Carry submodule, be used for for admitting the successful subscriber equipment of control, the tabulation of carrying this subscriber equipment through X2 switching request acknowledgement message or S1 switching request acknowledgement message;
The notice submodule is used for notifying said wireless relay nodes for the subscriber equipment of admitting the control failure with the information of this subscriber equipment;
Initiate submodule, be used for, through initiating the release of this subscriber equipment with the flow process of core net for the subscriber equipment of admitting the control failure.
10. according to each described system in the claim 7 to 9, it is characterized in that,
Said sending module sends to said target host base station through the contextual information of the subscriber equipment that X2 handoff request message or S1 handoff request message are had jurisdiction over said wireless relay nodes;
Said sourcesink dominant base obtains the contextual information of the subscriber equipment that said wireless relay nodes has jurisdiction in advance through comprising one of following mode from said wireless relay nodes: set up the contextual information that flow process is obtained the subscriber equipment that said wireless relay nodes has jurisdiction over through Radio Resource; Obtain the contextual information of the subscriber equipment that said wireless relay nodes has jurisdiction over through the X2 switching flow; Obtain the contextual information of the subscriber equipment that said wireless relay nodes has jurisdiction over through the S1 switching flow; Obtain the contextual information of the subscriber equipment that said wireless relay nodes has jurisdiction over through resolving said wireless relay nodes and core net interactive signaling.
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| CN201110096491.0A CN102752818B (en) | 2011-04-18 | 2011-04-18 | The processing method of wireless relay nodes switching and system |
| PCT/CN2012/072151 WO2012142883A1 (en) | 2011-04-18 | 2012-03-09 | Method and system for handling wireless relay node handover |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108770024A (en) * | 2011-11-04 | 2018-11-06 | 北京三星通信技术研究有限公司 | The method and apparatus of support group switching |
| WO2019201245A1 (en) * | 2018-04-19 | 2019-10-24 | 华为技术有限公司 | Communication method and apparatus |
| CN110636561A (en) * | 2018-06-21 | 2019-12-31 | 中兴通讯股份有限公司 | Information transmission method and device, storage medium and electronic device |
| CN111586711A (en) * | 2019-02-15 | 2020-08-25 | 华为技术有限公司 | Communication method and communication device in multi-air-interface connection |
| CN111885642A (en) * | 2016-11-02 | 2020-11-03 | 中兴通讯股份有限公司 | Switching method and device |
| WO2022041249A1 (en) * | 2020-08-31 | 2022-03-03 | 华为技术有限公司 | Node switching method and related device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101150840A (en) * | 2006-09-20 | 2008-03-26 | 上海贝尔阿尔卡特股份有限公司 | Method and device for switching mobile relay station and its affiliated mobile station |
| CN101626565A (en) * | 2009-07-28 | 2010-01-13 | 重庆邮电大学 | Method for switching group users in mobile-relay system |
| CN101754293A (en) * | 2008-12-22 | 2010-06-23 | 上海华为技术有限公司 | Switching method and relevant device thereof |
| US20110080892A1 (en) * | 2009-10-02 | 2011-04-07 | Research In Motion Limited | Architecture For Termination At Access Device |
-
2011
- 2011-04-18 CN CN201110096491.0A patent/CN102752818B/en active Active
-
2012
- 2012-03-09 WO PCT/CN2012/072151 patent/WO2012142883A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101150840A (en) * | 2006-09-20 | 2008-03-26 | 上海贝尔阿尔卡特股份有限公司 | Method and device for switching mobile relay station and its affiliated mobile station |
| CN101754293A (en) * | 2008-12-22 | 2010-06-23 | 上海华为技术有限公司 | Switching method and relevant device thereof |
| CN101626565A (en) * | 2009-07-28 | 2010-01-13 | 重庆邮电大学 | Method for switching group users in mobile-relay system |
| US20110080892A1 (en) * | 2009-10-02 | 2011-04-07 | Research In Motion Limited | Architecture For Termination At Access Device |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108770024A (en) * | 2011-11-04 | 2018-11-06 | 北京三星通信技术研究有限公司 | The method and apparatus of support group switching |
| CN108770024B (en) * | 2011-11-04 | 2023-05-26 | 北京三星通信技术研究有限公司 | Method and equipment for supporting group switching |
| CN111885642A (en) * | 2016-11-02 | 2020-11-03 | 中兴通讯股份有限公司 | Switching method and device |
| CN111885642B (en) * | 2016-11-02 | 2022-06-10 | 中兴通讯股份有限公司 | Switching method and device |
| US11463928B2 (en) | 2016-11-02 | 2022-10-04 | Zte Corporation | Handover method and apparatus |
| WO2019201245A1 (en) * | 2018-04-19 | 2019-10-24 | 华为技术有限公司 | Communication method and apparatus |
| US11399316B2 (en) | 2018-04-19 | 2022-07-26 | Huawei Technologies Co., Ltd. | Method and apparatus to support resource sharing between an access link and a backhaul link |
| CN110636561A (en) * | 2018-06-21 | 2019-12-31 | 中兴通讯股份有限公司 | Information transmission method and device, storage medium and electronic device |
| CN110636561B (en) * | 2018-06-21 | 2022-11-08 | 中兴通讯股份有限公司 | Information transmission method and device, storage medium and electronic device |
| CN111586711A (en) * | 2019-02-15 | 2020-08-25 | 华为技术有限公司 | Communication method and communication device in multi-air-interface connection |
| CN111586711B (en) * | 2019-02-15 | 2022-04-12 | 华为技术有限公司 | Communication method and communication device in multi-air-interface connection |
| WO2022041249A1 (en) * | 2020-08-31 | 2022-03-03 | 华为技术有限公司 | Node switching method and related device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012142883A1 (en) | 2012-10-26 |
| CN102752818B (en) | 2016-09-28 |
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