CN108616939A - A kind of radio resource control RRC re-establishes treating method and apparatus - Google Patents
A kind of radio resource control RRC re-establishes treating method and apparatus Download PDFInfo
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- CN108616939A CN108616939A CN201611192821.5A CN201611192821A CN108616939A CN 108616939 A CN108616939 A CN 108616939A CN 201611192821 A CN201611192821 A CN 201611192821A CN 108616939 A CN108616939 A CN 108616939A
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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
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0033—Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information
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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
- H04W36/0077—Transmission or use of information for re-establishing the radio link of access information of target access point
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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
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
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Abstract
The embodiment of the present application provides a kind of radio resource control RRC and re-establishes processing method, including：It receives the radio resource control RRC that terminal is sent and re-establishes request message；Whether inquiry has the context of the terminal；If the context with the terminal, judge whether the terminal is in RRC handoff procedures；If the terminal is in handoff procedure, judge that the RRC that the terminal is sent re-establishes whether request message carries target cell information；If the RRC that the terminal is sent re-establishes request message and carries the target cell information, according to the target cell information obtained in advance, the target cell information in request message is re-established with the RRC, judges whether to carry out re-establishing processing for the terminal.Source base station directly will not send RRC to UE and re-establish refuse information, to reduce the drop rate of UE in network, improve user's perception.
Description
Technical field
This application involves field of communication technology, more particularly to a kind of radio resource control RRC re-establish processing method and
A kind of radio resource control RRC re-establishes processing unit.
Background technology
In actual wireless network, in user terminal UE (User Equipment) from source base station toward target BS handoff procedure
In, after the RRC connection reconfigurations that UE receives source base station transmission set message (RRCConnectionReconfiguration), it can incite somebody to action
RRC connection reconfigurations, which are set, completes message (RRCConnectionReconfigurationComplete) transmission target BS, but by
In interference or environmental factor, target BS high level may be caused just to confiscate the message, but this situation terminal is not aware that,
UE is receiving msg2 (random access response Random Access Response) and msg3 message (is reconfigured and completes message)
It just will be considered that in the completion of target side random access and switch successfully after issuing target BS.UE is when initiating to re-establish request at this time
It will be re-established in the initiation of other cells, in this case, UE is often being cut using Target cell as the cell-of-origin re-established
The Target cell initiation changed re-establishes process, and carries the relevant information of Target cell.
In such a scenario, source base station receives UE and carries when re-establishing request of target cell information transmission, can be direct
It replys RRC and re-establishes refuse information (RRCConnectionReestablishmentReject), because agreement regulation re-establishes
The cell information carried is asked to belong to carrying for the cell-of-origin of handover failure or the cell information re-established, this scene
The cell information of target source initiation re-establish, source base station cell do not store the user Target cell UE or more
Text, so source base station is certain to because of the failure of inquiry UE contexts and refuse UE re-establish request.Final UE can be because of switching
Lead to call drop with failure is re-established, influences the key index KPI (Key Performance Indicator) of network.
Invention content
In view of the above problems, it is proposed that the embodiment of the present application overcoming the above problem or at least partly in order to provide one kind
A kind of radio resource control RRC to solve the above problems re-establishes processing method and a kind of corresponding radio resource control RRC weight
Establish processing unit.
To solve the above-mentioned problems, the embodiment of the present application discloses a kind of radio resource control RRC and re-establishes processing method,
Including：
It receives the radio resource control RRC that terminal is sent and re-establishes request message；
Whether inquiry has the context of the terminal；
If the context with the terminal, judge whether the terminal is in RRC handoff procedures；
If the terminal is in handoff procedure, judge that the RRC that the terminal is sent re-establishes whether request message carries
There is target cell information；
If the RRC that the terminal is sent re-establishes request message and carries the target cell information, basis obtains in advance
The target cell information taken re-establishes the target cell information in request message with the RRC, judges whether to be directed to the terminal
It carries out re-establishing processing.
Preferably, further include：
Before receiving the radio resource control RRC that terminal is sent and re-establishing request message, sent for the terminal
Measurement report determines Target cell；
Switching request message is sent to the base station of the Target cell；
Receive the switching request acknowledgement message that the base station of the Target cell returns；It is wrapped in the switching request acknowledgement message
Include target cell information.
Preferably, the target cell information includes：It is radio network temporary identifier C-RNTI, physical cell identity PCI, short
Message authentication code ShortMAC-I；
The target cell information that the basis obtains in advance re-establishes the letter of the Target cell in request message with the RRC
Breath judges whether that carrying out the step of re-establishing processing for the terminal includes：
Judge the C-RNTI and PCI in the target cell information obtained in advance, request message is re-established with the RRC
Target cell information in C-RNTI and PCI it is whether identical；
If C-RNTI and PCI in the target cell information obtained in advance re-establish request message with the RRC
C-RNTI and PCI in target cell information is identical, then judges the short message mirror in the target cell information obtained in advance
The weighted code ShortMAC-I and RRC re-establishes the short message authentication code ShortMAC-I in the target cell information of request message
It is whether identical；
If the short message authentication code ShortMAC-I and RRC in the target cell information obtained in advance is re-established
Short message authentication code ShortMAC-I in the target cell information of request message is identical, it is determined that carries out re-establishing processing.
Preferably, the target cell information that the basis obtains in advance re-establishes the target in request message with the RRC
Cell information judges whether that carrying out the step of re-establishing processing for the terminal further includes：
If C-RNTI and PCI in the target cell information obtained in advance re-establish request message with the RRC
C-RNTI and PCI in target cell information are differed, it is determined that re-establish refusal；
If the short message authentication code ShortMAC-I and RRC in the target cell information obtained in advance is re-established
Short message authentication code ShortMAC-I in the target cell information of request message is differed, it is determined that re-establishes refusal.
Preferably, the RRC for judging that the terminal is sent re-establishes whether request message carries target cell information
The step of include：
Judge that the RRC re-establishes the PCI whether request message carries Target cell.
The embodiment of the present application also discloses a kind of radio resource control RRC and re-establishes processing unit, including：
Request receiving module is re-established, the radio resource control RRC for receiving terminal transmission re-establishes request message；
Enquiry module, for inquiring the context whether with the terminal；
If first judgment module judges whether the terminal switches in RRC for the context with the terminal
Process；
Second judgment module judges that the RRC that the terminal is sent is re-established if being in handoff procedure for the terminal
Whether request message carries target cell information；
Third judgment module, if re-establishing request message for the RRC that the terminal is sent carries the Target cell
Information re-establishes the target cell information in request message with the RRC, sentences then according to the target cell information obtained in advance
It is disconnected whether to carry out re-establishing processing for the terminal.
Preferably, further include：
Target cell determining module, for receive terminal send radio resource control RRC re-establish request message it
Before, for the measurement report that the terminal is sent, determine Target cell；
Switching request sending module, for sending switching request message to the base station of the Target cell；
Handover Request Acknowledge receiving module, the Handover Request Acknowledge that the base station for receiving the Target cell returns disappear
Breath；The switching request acknowledgement message includes target cell information.
Preferably, the target cell information includes：It is radio network temporary identifier C-RNTI, physical cell identity PCI, short
Message authentication code ShortMAC-I；
The third judgment module includes：
First message judging submodule, for judging C-RNTI and PCI in the target cell information obtained in advance,
C-RNTI in the target cell information of request message is re-established with the RRC and whether PCI is identical；
Second message judging submodule, if for C-RNTI and PCI in the target cell information obtained in advance, with
It is identical that the RRC re-establishes the C-RNTI and PCI in the target cell information of request message, then judges the mesh obtained in advance
The short message authentication code ShortMAC-I and RRC in mark cell information is re-established in the target cell information of request message
Whether short message authentication code ShortMAC-I is identical；
First determination sub-module, if for the short message authentication code in the target cell information obtained in advance
ShortMAC-I re-establishes the short message authentication code ShortMAC-I phases in the target cell information of request message with the RRC
Together, it is determined that carry out re-establishing processing.
Preferably, the third judgment module further includes：
Second determination sub-module, if for C-RNTI and PCI in the target cell information obtained in advance, and it is described
RRC re-establishes C-RNTI in the target cell information of request message and PCI is differed, it is determined that re-establishes refusal；
Third determination sub-module, if for the short message authentication code in the target cell information obtained in advance
ShortMAC-I re-establishes the not phases of the short message authentication code ShortMAC-I in the target cell information of request message with the RRC
Together, it is determined that re-establish refusal.
Preferably, second judgment module includes：
PCI judging submodules, for judging that the RRC re-establishes the PCI whether request message carries Target cell.
The embodiment of the present application includes the following advantages：
In the embodiment of the present application, source base station obtains in advance target cell information, in inquiry context success, and is in
When the RRC that the UE of switching state is sent re-establishes request message, judge that RRC re-establishes whether request message carries Target cell
Information；If so, re-establishing target cell information and the target cell information obtained in advance in request message according to RRC, sentence
It is disconnected whether to carry out re-establishing processing.Source base station directly will not send RRC to UE and re-establish refuse information, to reduce UE in network
Drop rate, improve user perception.
Description of the drawings
Fig. 1 be in existing network X2 switching occur UE with target BS information to source base station initiation re-establish the stream being rejected
Cheng Tu；
Fig. 2 is that a kind of radio resource control RRC of the application re-establishes the step flow chart of processing method embodiment；
Fig. 3 is that being connect when UE band target BS information is re-established to source base station initiation occur in X2 switchings in the embodiment of the present application
The flow chart received；
Fig. 4 is that a kind of radio resource control RRC of the application re-establishes the structure diagram of processing unit embodiment.
Specific implementation mode
In order to make the above objects, features, and advantages of the present application more apparent, below in conjunction with the accompanying drawings and it is specific real
Applying mode, the present application will be further described in detail.
Shown in referring to Fig.1, there is UE band target BS information for X2 switchings in existing network and re-established to source base station initiation
The flow chart being rejected.
Flow description sees below：
Message 1：Terminal reporting measurement reports (MeasurementReport) message is to source base station；
Message 2：Source base station receives the measurement report that terminal reports, and judges whether adjacent area meets handoff threshold, if met
Handoff threshold then sends switching request (HandoverRequest) message to target BS；
Message 3：Target BS receives the switching request message that source base station is sent, and judges whether this base station cell can connect
By, if receive if to source base station send Handover Request Acknowledge (HandoverRequestAcknowledge) message；
Message 4：After source base station receives the switching request acknowledgement message that target BS is sent, sends switching to terminal and re-match
Set message (RRCConnectionReconfiguration)；
Message 5：Source base station sends SNStatus Transfer message to target BS, carries out No. SN and switches；
Message 6：Terminal sends handoff completion message to target BS
(RRCConnectionReconfigurationComplete), but base station high level does not receive；
Message 7：Terminal initiates RRC to source base station and re-establishes request
(RRCConnectionReestablishmentRequest) message, carries the information of target BS, including PCI, C_RNTI and
shortMAC-I；
Message 8：Source base station high level thinks that the user switches completion not yet, so source base station is rebuild to terminal replies RRC
Vertical refuse information (RRCConnectionReestablishment reject)；
Message 9：Source base station re-establishes instruction (RLF Indication) message to target BS transmission.
It is provided according to agreement, the RRC that UE is initiated, which is re-established, needs to be arranged following information in request message：
1, radio network temporary identifier C-RNTI (Cell Radio Network Temporary Identifier) is arranged
For used in cell-of-origin C-RNTI (handover failure and from E-UTRA remove failure in the case of), or triggering rebuild cell make
C-RNTI (other situations)；
2, setting physical cell identity PCI (phyCellId) is the Physical Cell Identifier (handover failure and from E- of cell-of-origin
In the case that UTRA removes failure), or trigger the Physical Cell Identifier (other situations) for the cell rebuild；
3, setting short message authentication code shortMAC-I (Message Authentication Code used fordata
Integrity of signaling messages) be calculated MAC-I low 16bit.
In existing network, UE may carry target cell information and initiate RRC weights to cell-of-origin after RRC handover failures
Establish request message.Since RRC is re-established in request message without carrying cell-of-origin information as defined in agreement or re-establishing
Cell information.So source base station directly can send RRC to UE re-establishes refuse information.
In the embodiment of the present application, when detect UE send RRC re-establish carried in request message be Target cell letter
When breath, target cell information in request message is re-established and the target cell information that obtains in advance according to RRC, judge whether into
Row re-establishes processing.Source base station directly will not send RRC to UE and re-establish refuse information.
With reference to Fig. 2, show that the step of a kind of radio resource control RRC of the application re-establishes processing method embodiment is flowed
Cheng Tu can specifically include following steps：
Step 101, it receives the radio resource control RRC that terminal is sent and re-establishes request message；
In the embodiment of the present application, in RRC handover failures, source base station receives the RRC that UE is sent and re-establishes request message.
Step 102, whether inquiry has the context of the terminal；
Whether the context with UE carries out the vertical processing of conventional reconstruction if the context without UE for source base station inquiry
Process sends RRC to UE and re-establishes refuse information.
If the context with UE, carries out step 103.
Step 103, if the context with the terminal, judge whether the terminal is in RRC handoff procedures；
Whether source base station judges the UE also in RRC handoff procedures.Specifically judgment method is：Judge in source base station to UE
Send the time after switching reconfiguration message, if beyond setting duration.If without departing from the duration of setting, then it is assumed that UE also locates
In handoff procedure.If the duration beyond setting, then it is assumed that UE is not at handoff procedure.
Step 104, if the terminal is in handoff procedure, judge that the RRC that the terminal is sent re-establishes request message
Whether target cell information is carried；
If UE, also in handoff procedure, source base station judges that the RRC that UE is sent re-establishes in request message whether carry mesh
Mark cell information.Specifically, source base station judges RRC re-establishes the PCI for whether having Target cell in request message.If RRC is rebuild
PCI with Target cell in vertical request message, then it is assumed that RRC re-establishes whether request message carries target cell information.
Step 105, if the RRC that the terminal is sent re-establishes request message and carries the target cell information, root
According to the target cell information obtained in advance, the target cell information in request message is re-established with the RRC, judges whether to be directed to
The terminal carries out re-establishing processing.
If RRC, which is re-established, carries target cell information, source base station is according to the target cell information obtained in advance, with institute
It states RRC and re-establishes target cell information in request message, judge whether to carry out re-establishing processing for the terminal.
The target cell information obtained in advance, the switching request acknowledgement message of the base station of Target cell
(HandoverRequestAcknowledge) it is obtained in.
Specifically, when source base station receives the measurement report of UE transmissions, source base station judges in measurement report for each
Whether the measurement result of the cell of measurement meets switching condition (for example, Reference Signal Received Power RSRP (Reference
Signal Receiving Power) whether meet default switching threshold).If source base station to send switching request message.
As long as source base station, which receives one, meets the switching request acknowledgement message that the cell that switching requires returns, then to other
Cell sends handover cancelling message.I.e. source base station responds first small as Target cell area.If returned without cell
Switching request acknowledgement message, then without hand-off process.Target cell is carried in the switching request acknowledgement message of Target cell
Information.
In the embodiment of the present application, the target cell information includes：Radio network temporary identifier C-RNTI, cell physics
Identify PCI, short message authentication code ShortMAC-I.
The step 105 can specifically include following sub-step：
Sub-step S11 judges C-RNTI and PCI in the target cell information obtained in advance, is rebuild with the RRC
Whether the C-RNTI and PCI in the target cell information of vertical request message are identical；
Sub-step S12, if C-RNTI and PCI in the target cell information obtained in advance, re-establish with the RRC
C-RNTI and PCI in the target cell information of request message are differed, it is determined that re-establish refusal, RRC weights are sent to terminal
Establish refuse information.
Sub-step S13, if C-RNTI and PCI in the target cell information obtained in advance, re-establish with the RRC
C-RNTI and PCI in the target cell information of request message is identical, then judges in the target cell information obtained in advance
Short message authentication code ShortMAC-I and the RRC re-establish the short message authentication code in the target cell information of request message
Whether ShortMAC-I is identical；
Sub-step S14, if the short message authentication code ShortMAC-I in the target cell information obtained in advance and institute
It states the short message authentication code ShortMAC-I that RRC is re-established in the target cell information of request message to differ, it is determined that rebuild
Vertical refusal sends RRC to terminal and re-establishes refuse information.
Sub-step S15, if the short message authentication code ShortMAC-I in the target cell information obtained in advance and institute
It is identical to state the short message authentication code ShortMAC-I that RRC is re-established in the target cell information of request message, it is determined that carry out weight
Foundation is handled.
That is, when the UE RRC sent re-establish C-RNTI, PCI and ShortMAC-I in request message, and it is advance
When C-RNTI, PCI and ShortMAC-I for being obtained from the switching request acknowledgement message of Target cell are identical, then UE is carried out
Re-establish processing.
In the embodiment of the present application, source base station obtains in advance target cell information, in inquiry context success, and is in
When the RRC that the UE of switching state is sent re-establishes request message, judge that RRC re-establishes whether request message carries Target cell
Information；If so, re-establishing target cell information and the target cell information obtained in advance in request message according to RRC, sentence
It is disconnected whether to carry out re-establishing processing.Source base station directly will not send RRC to UE and re-establish refuse information, reduce falling for UE in network
Line rate improves user's perception.
Hereinafter, further being illustrated to application embodiment with an example.It show X2 in the embodiment of the present application with reference to Fig. 3
There is received flow chart when UE band target BS information is re-established to source base station initiation in switching.
Message 1：Terminal reporting measurement reports (MeasurementReport) message is to base station；
Message 2：Source base station receives the measurement report that terminal reports, and judges whether adjacent area meets handoff threshold, if met
Handoff threshold then sends switching request (HandoverRequest) message to target BS；
Message 3：Target BS receives the switching request message that source base station is sent, and judges whether this base station cell can connect
By, if receive if to source base station send Handover Request Acknowledge (HandoverRequestAcknowledge) message；
Message 4：After source base station receives the switching request acknowledgement message that target BS is sent, sends switching to terminal and re-match
Set message (RRCConnectionReconfiguration)；
Message 5：Source base station sends SNStatus Transfer message to target BS, carries out No. SN and switches；
Message 6：Terminal sends handoff completion message to target BS
(RRCConnectionReconfigurationComplete), but base station high level does not receive；
Message 7：Terminal initiates RRC to source base station and re-establishes request message
(RRCConnectionReestablishmentRequest) message, carries the information of target BS, including PCI, C_RNTI and
shortMAC-I；
Message 8：Source base station is by judging that the terminal whether in the progress of the conditions such as handoff procedure, judges to send to terminal
RRC re-establishes message (RRCConnectionReestablishment)；
Message 9：Terminal sends RRC to source base station and re-establishes completion
(RRCConnectionReestablishmentComplete) message；
Message 10：Base station, which receives RRC and re-establishes, completes message, and terminal is given to send RRC reconfiguration messages
(RRCConnectionReconfiguration)；
Message 11：Terminal sends RRC to base station and reconfigures completion
(RRCConnectionReconfigurationComplete) message；
Message 12：Source base station re-establishes instruction (RLF Indication) message to target BS transmission.
It should be noted that for embodiment of the method, for simple description, therefore it is all expressed as a series of action group
It closes, but those skilled in the art should understand that, the embodiment of the present application is not limited by the described action sequence, because according to
According to the embodiment of the present application, certain steps can be performed in other orders or simultaneously.Secondly, those skilled in the art also should
Know, embodiment described in this description belongs to preferred embodiment, and involved action not necessarily the application is implemented
Necessary to example.
With reference to Fig. 4, show that a kind of radio resource control RRC of the application re-establishes the structural frames of processing unit embodiment
Figure, can specifically include following module：
Request receiving module 201 is re-established, the radio resource control RRC for receiving terminal transmission re-establishes request and disappears
Breath；
Enquiry module 202, for inquiring the context whether with the terminal；
If first judgment module 203 judges whether the terminal is in RRC for the context with the terminal
Handoff procedure；
Second judgment module 204 judges the RRC weights that the terminal is sent if being in handoff procedure for the terminal
Establish whether request message carries target cell information；
Third judgment module 205, if re-establishing request message for the RRC that the terminal is sent, to carry the target small
Area's information re-establishes the target cell information in request message then according to the target cell information obtained in advance with the RRC,
Judge whether to carry out re-establishing processing for the terminal.
In the embodiment of the present application, the device can also include：
Target cell determining module, for receive terminal send radio resource control RRC re-establish request message it
Before, for the measurement report that the terminal is sent, determine Target cell；
Switching request sending module, for sending switching request message to the base station of the Target cell；
Handover Request Acknowledge receiving module, the Handover Request Acknowledge that the base station for receiving the Target cell returns disappear
Breath；The switching request acknowledgement message includes target cell information.
In the embodiment of the present application, the target cell information includes：Radio network temporary identifier C-RNTI, cell physics
Identify PCI, short message authentication code ShortMAC-I；
The third judgment module 205 may include：
First message judging submodule, for judging C-RNTI and PCI in the target cell information obtained in advance,
C-RNTI in the target cell information of request message is re-established with the RRC and whether PCI is identical；
Second message judging submodule, if for C-RNTI and PCI in the target cell information obtained in advance, with
It is identical that the RRC re-establishes the C-RNTI and PCI in the target cell information of request message, then judges the mesh obtained in advance
The short message authentication code ShortMAC-I and RRC in mark cell information is re-established in the target cell information of request message
Whether short message authentication code ShortMAC-I is identical；
First determination sub-module, if for the short message authentication code in the target cell information obtained in advance
ShortMAC-I re-establishes the short message authentication code ShortMAC-I phases in the target cell information of request message with the RRC
Together, it is determined that carry out re-establishing processing.
In the embodiment of the present application, the third judgment module 205 can also include：
Second determination sub-module, if for C-RNTI and PCI in the target cell information obtained in advance, and it is described
RRC re-establishes C-RNTI in the target cell information of request message and PCI is differed, it is determined that re-establishes refusal；
Third determination sub-module, if for the short message authentication code in the target cell information obtained in advance
ShortMAC-I re-establishes the not phases of the short message authentication code ShortMAC-I in the target cell information of request message with the RRC
Together, it is determined that re-establish refusal.
In the embodiment of the present application, second judgment module 204 may include：
PCI judging submodules, for judging that the RRC re-establishes the PCI whether request message carries Target cell.
In the embodiment of the present application, source base station obtains in advance target cell information, in inquiry context success, and is in
When the RRC that the UE of switching state is sent re-establishes request message, judge that RRC re-establishes whether request message carries Target cell
Information；If so, re-establishing target cell information and the target cell information obtained in advance in request message according to RRC, sentence
It is disconnected whether to carry out re-establishing processing.Source base station directly will not send RRC to UE and re-establish refuse information, reduce falling for UE in network
Line rate improves user's perception.
For device embodiments, since it is basically similar to the method embodiment, so fairly simple, the correlation of description
Place illustrates referring to the part of embodiment of the method.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiment, the same or similar parts between the embodiments can be referred to each other.
It should be understood by those skilled in the art that, the embodiments of the present application may be provided as method, apparatus or calculating
Machine program product.Therefore, the embodiment of the present application can be used complete hardware embodiment, complete software embodiment or combine software and
The form of the embodiment of hardware aspect.Moreover, the embodiment of the present application can be used one or more wherein include computer can
With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code
The form of the computer program product of implementation.
The embodiment of the present application is with reference to according to the method for the embodiment of the present application, terminal device (system) and computer program
The flowchart and/or the block diagram of product describes.It should be understood that flowchart and/or the block diagram can be realized by computer program instructions
In each flow and/or block and flowchart and/or the block diagram in flow and/or box combination.These can be provided
Computer program instructions are set to all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals
Standby processor is to generate a machine so that is held by the processor of computer or other programmable data processing terminal equipments
Capable instruction generates for realizing in one flow of flow chart or multiple flows and/or one box of block diagram or multiple boxes
The device of specified function.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing terminal equipments
In computer-readable memory operate in a specific manner so that instruction stored in the computer readable memory generates packet
The manufacture of command device is included, which realizes in one flow of flow chart or multiple flows and/or one side of block diagram
The function of being specified in frame or multiple boxes.
These computer program instructions can be also loaded into computer or other programmable data processing terminal equipments so that
Series of operation steps are executed on computer or other programmable terminal equipments to generate computer implemented processing, thus
The instruction executed on computer or other programmable terminal equipments is provided for realizing in one flow of flow chart or multiple flows
And/or in one box of block diagram or multiple boxes specify function the step of.
Although preferred embodiments of the embodiments of the present application have been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and all change and modification within the scope of the embodiments of the present application.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap
Those elements are included, but also include other elements that are not explicitly listed, or further include for this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device including the element.
Processing method and a kind of radio resource control are re-established to a kind of radio resource control RRC provided herein above
RRC processed re-establishes processing unit, is described in detail, used herein principle and embodiment party of the specific case to the application
Formula is expounded, the description of the example is only used to help understand the method for the present application and its core ideas；Meanwhile it is right
In those of ordinary skill in the art, according to the thought of the application, change is had in specific embodiments and applications
Place, in conclusion the contents of this specification should not be construed as limiting the present application.
Claims (10)
1. a kind of radio resource control RRC re-establishes processing method, which is characterized in that including：
It receives the radio resource control RRC that terminal is sent and re-establishes request message；
Whether inquiry has the context of the terminal；
If the context with the terminal, judge whether the terminal is in RRC handoff procedures；
If the terminal is in handoff procedure, judge that the RRC that the terminal is sent re-establishes whether request message carries mesh
Mark cell information；
If the RRC that the terminal is sent re-establishes request message and carries the target cell information, according to what is obtained in advance
Target cell information re-establishes the target cell information in request message with the RRC, judges whether to carry out for the terminal
Re-establish processing.
2. according to the method described in claim 1, it is characterized in that, further including：
Before receiving the radio resource control RRC that terminal is sent and re-establishing request message, for the measurement of terminal transmission
Report, determines Target cell；
Switching request message is sent to the base station of the Target cell；
Receive the switching request acknowledgement message that the base station of the Target cell returns；The switching request acknowledgement message includes mesh
Mark cell information.
3. according to the method described in claim 1, it is characterized in that, the target cell information includes：Wireless network is marked temporarily
Know C-RNTI, physical cell identity PCI, short message authentication code ShortMAC-I；
The target cell information that the basis obtains in advance re-establishes the target cell information in request message with the RRC, sentences
It is disconnected whether to carry out the step of re-establishing processing for the terminal and include：
Judge the C-RNTI and PCI in the target cell information obtained in advance, the mesh of request message is re-established with the RRC
Whether the C-RNTI and PCI in mark cell information are identical；
If C-RNTI and PCI in the target cell information obtained in advance, the target of request message is re-established with the RRC
C-RNTI and PCI in cell information is identical, then judges the short message authentication code in the target cell information obtained in advance
Whether the ShortMAC-I and RRC re-establishes the short message authentication code ShortMAC-I in the target cell information of request message
It is identical；
If the short message authentication code ShortMAC-I and RRC in the target cell information obtained in advance re-establishes request
Short message authentication code ShortMAC-I in the target cell information of message is identical, it is determined that carries out re-establishing processing.
4. according to the method described in claim 3, it is characterized in that, the target cell information that the basis obtains in advance, with institute
It states RRC and re-establishes target cell information in request message, the step of judging whether to carry out re-establishing processing for the terminal
Further include：
If C-RNTI and PCI in the target cell information obtained in advance, the target of request message is re-established with the RRC
C-RNTI and PCI in cell information are differed, it is determined that re-establish refusal；
If the short message authentication code ShortMAC-I and RRC in the target cell information obtained in advance re-establishes request
Short message authentication code ShortMAC-I in the target cell information of message is differed, it is determined that re-establishes refusal.
5. according to the method described in claim 4, it is characterized in that, the RRC for judging that the terminal is sent re-establishes request
The step of whether message carries target cell information include：
Judge that the RRC re-establishes the PCI whether request message carries Target cell.
6. a kind of radio resource control RRC re-establishes processing unit, which is characterized in that including：
Request receiving module is re-established, the radio resource control RRC for receiving terminal transmission re-establishes request message；
Enquiry module, for inquiring the context whether with the terminal；
If first judgment module judges whether the terminal switched in RRC for the context with the terminal
Journey；
Second judgment module judges that the RRC that the terminal is sent re-establishes request if being in handoff procedure for the terminal
Whether message carries target cell information；
Third judgment module, if re-establishing request message for the RRC that the terminal is sent carries the target cell information,
Then according to the target cell information obtained in advance, the target cell information in request message is re-established with the RRC, is judged whether
It carries out re-establishing processing for the terminal.
7. device according to claim 6, which is characterized in that further include：
Target cell determining module, for receive terminal send radio resource control RRC re-establish request message before, needle
To the measurement report that the terminal is sent, Target cell is determined；
Switching request sending module, for sending switching request message to the base station of the Target cell；
Handover Request Acknowledge receiving module, the switching request acknowledgement message that the base station for receiving the Target cell returns；Institute
It includes target cell information to state switching request acknowledgement message.
8. device according to claim 6, which is characterized in that the target cell information includes：Wireless network is marked temporarily
Know C-RNTI, physical cell identity PCI, short message authentication code ShortMAC-I；
The third judgment module includes：
First message judging submodule, for judging C-RNTI and PCI in the target cell information obtained in advance, with institute
State that RRC re-establishes C-RNTI in the target cell information of request message and whether PCI is identical；
Second message judging submodule, if for C-RNTI and PCI in the target cell information obtained in advance, and it is described
It is identical that RRC re-establishes the C-RNTI and PCI in the target cell information of request message, then judges that the target obtained in advance is small
What the short message authentication code ShortMAC-I in area's information re-established in the target cell information of request message with the RRC short disappears
Whether identical cease authentication code ShortMAC-I；
First determination sub-module, if for the short message authentication code ShortMAC-I in the target cell information obtained in advance
The short message authentication code ShortMAC-I re-established with the RRC in the target cell information of request message is identical, it is determined that into
Row re-establishes processing.
9. device according to claim 8, which is characterized in that the third judgment module further includes：
Second determination sub-module, if for C-RNTI and PCI in the target cell information obtained in advance, with the RRC
The C-RNTI and PCI re-established in the target cell information of request message is differed, it is determined that re-establishes refusal；
Third determination sub-module, if for the short message authentication code ShortMAC-I in the target cell information obtained in advance
The short message authentication code ShortMAC-I re-established with the RRC in the target cell information of request message is differed, it is determined that
Re-establish refusal.
10. device according to claim 9, which is characterized in that second judgment module includes：
PCI judging submodules, for judging that the RRC re-establishes the PCI whether request message carries Target cell.
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