CN107959940A - Detection method and its device, storage medium - Google Patents
Detection method and its device, storage medium Download PDFInfo
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- CN107959940A CN107959940A CN201711233432.7A CN201711233432A CN107959940A CN 107959940 A CN107959940 A CN 107959940A CN 201711233432 A CN201711233432 A CN 201711233432A CN 107959940 A CN107959940 A CN 107959940A
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- terminal
- cells
- tdscdma
- request message
- lte
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/06—Testing, supervising or monitoring using simulated traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
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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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- Computer Networks & Wireless Communication (AREA)
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- Mobile Radio Communication Systems (AREA)
Abstract
The embodiment of the invention discloses a kind of detection method, including：The Attach Request message for the attachment Long Term Evolution LTE cells that receiving terminal is sent, completes attachment flow of the terminal in LTE cells；Request message is established in the radio resource control RRC connection for judging whether that the access TDSCDMA cells that the terminal is initiated can be received in preset duration, wherein, it is the terminal is entered oos state less than first threshold in the signal strengths of the LTE cells that request message is established in the RRC connections, and the signal strength of the TDSCDMA cells is higher than second threshold, after the signal strength of the GSM cell is higher than the 3rd threshold value, the terminal is initiated without tranmitting frequency scanning step；Determine whether the terminal can reselect to the TDSCDMA cells based on judging result.The embodiment of the invention also discloses a kind of detection device and storage medium.
Description
Technical field
The present invention relates to the network access technique in moving communicating field, more particularly to a kind of detection method and its device,
Storage medium.
Background technology
With raising of the user to data traffic requirement, to Long Term Evolution (LTE, Long Term Evolution) network
Coverage and quality propose the requirement of higher.At the same time, global system for mobile communications (GSM, Global System
For Mobile Communication)/TD SDMA (TDSCDMA, Time Division-Synchronous
Code Division Multiple Access) network still used, therefore, LTE network and TDSCDMA/GSM network bases
It is then a kind of preferable transition scheme to carry out co-sited deployment in original network system.
For LTE/TDSCDMA/GSM networks, co-sited deployment scheme can share part network element, cause wirelessly to connect more
The degree of coupling for entering technology (RAT, Radio Access Technology) system is higher.In the optimization process of each RAT systems
In, the shared network element of other RAT systems can be given to bring the problem of unpredictable often, cause optimization process failure or optimization
Time is longer.
In order to solve the problems, such as to bring because network deployment is incompatible, each terminal (UE, User Equipment) manufacturer adopts
Usage experience of the user to network is improved with various optimization means.However, since the appearance of various abnormal conditions can probability
Cause UE access network failure to property, the network insertion result how effectively detected under abnormal scene is particularly necessary.
The content of the invention
An embodiment of the present invention provides a kind of detection method and its device, storage medium, is able to verify that terminal in LTE systems
After system enters oos state, according to the feasibility and stability of the rapid scheme for reselecting to network of resident record.
What the technical solution of the embodiment of the present invention was realized in：
First aspect of the embodiment of the present invention provides a kind of detection method, is held for terminal using default prioritization scheme
During row network insertion, the described method includes：
The Attach Request message for the attachment Long Term Evolution LTE cells that receiving terminal is sent, completes terminal in LTE cells
Attachment flow, wherein, the terminal be in deactivate TD SDMA TDSCDMA cells after entered do not exist
Service area oos state, the TDSCDMA cells for the terminal from global system for mobile communications GSM cell carry out gravity treatment after institute
Resident cell；
Judge whether that the nothing for accessing the TDSCDMA cells that the terminal is initiated can be received in preset duration
Request message is established in the RRC connections of line resources control, wherein, it is in the LTE cells that request message is established in the RRC connections
Signal strength makes the terminal enter oos state less than first threshold, and the signal strength of the TDSCDMA cells is higher than the
Two threshold values, the signal strength of the GSM cell higher than after the 3rd threshold value, without tranmitting frequency scanning step send out by the terminal
Rise；
Determine whether the terminal can reselect to the TDSCDMA cells based on judging result.
In such scheme, described based on judging result to determine whether the terminal can reselect to the TDSCDMA small
Area, including：
Request is established in the RRC connections that the access TDSCDMA cells that the terminal is initiated are received in preset duration
Message；
Judge whether network side can be after receiving the RRC connections for accessing the TDSCDMA cells and establishing request message
Carry out the re-selection procedure that the terminal reselects to the TDSCDMA cells.
In such scheme, it is described judge network side whether can receive access the TDSCDMA cells RRC connect
Connect and carry out the re-selection procedure that the terminal reselects to the TDSCDMA cells after establishing request message, including：
Routing area updating RAU completion message of the terminal in the TDSCDMA cells is received, determines the terminal
The RAU flows in the TDSCDMA cells are completed, to determine that the terminal can reselect to the TDSCDMA cells.
In such scheme, the method further includes：
Activate LTE cells；
Accordingly, the Attach Request message for the attachment Long Term Evolution LTE cells that the receiving terminal is sent, completes terminal
Attachment flow in LTE cells, including：
The Attach Request message for the attachment LTE cells that receiving terminal is sent, and establish acquiescence evolved packet system EPS and hold
Carry, complete attachment flow of the terminal in LTE cells.
In such scheme, the method further includes：
Establish emulated network environment；Wherein, the GSM cell, the TDSCDMA cells and the LTE cells are right
It should be GSM cell, TDSCDMA cells and the LTE cells in the emulated network environment.
Second aspect of the embodiment of the present invention provides a kind of detection device, and described device includes：
Detection unit, the Attach Request message of the attachment Long Term Evolution LTE cells sent for receiving terminal, is completed eventually
The attachment flow in LTE cells is held, wherein, after the terminal is in deactivation TD SDMA TDSCDMA cells
The out of reach oos state entered, the TDSCDMA cells are the terminal from global system for mobile communications GSM cell
Carry out the cell being resident after gravity treatment；
Processing unit, for judging whether to receive in preset duration described in the access of the terminal initiation
Request message is established in the radio resource control RRC connection of TDSCDMA cells, wherein, request message is established in the RRC connections is
The terminal is set to enter oos state less than first threshold in the signal strength of the LTE cells, and the TDSCDMA cells
Signal strength is higher than second threshold, after the signal strength of the GSM cell is higher than the 3rd threshold value, the not emitted frequency of the terminal
Rate scanning step and initiate；It is additionally operable to determine whether the terminal can reselect to the TDSCDMA based on judging result small
Area.
In such scheme, the detection unit, is additionally operable to receive the access institute that the terminal is initiated in preset duration
Request message is established in the RRC connections for stating TDSCDMA cells；
Accordingly, the processing unit, is additionally operable to judge whether network side can receive the access TDSCDMA
The RRC connections of cell carry out the re-selection procedure that the terminal reselects to the TDSCDMA cells after establishing request message.
In such scheme, the detection unit, is additionally operable to receive route of the terminal in the TDSCDMA cells
Area updates RAU completion messages；Accordingly,
The processing unit, is additionally operable to determine the RAU flows that the terminal is completed in the TDSCDMA cells, to determine
The terminal can reselect to the TDSCDMA cells.
In such scheme, the processing unit, is additionally operable to activation LTE cells；
The detection unit, is additionally operable to the Attach Request message of the attachment LTE cells of receiving terminal transmission, and establishes silent
Recognize evolved packet system EPS carryings, complete attachment flow of the terminal in LTE cells.
In such scheme, the processing unit, is additionally operable to establish emulated network environment；Wherein, GSM cells, described
TDSCDMA cells and the LTE cells correspond to GSM cell in the emulated network environment, TDSCDMA cells and
LTE cells.
The third aspect of the embodiment of the present invention provides a kind of detection device, including：Processor and for store can locate
The memory of the computer program run on reason device, wherein, when the processor is used to run the computer program, perform
The step of approach described above.
Fourth aspect of the embodiment of the present invention additionally provides a kind of computer-readable recording medium, is stored thereon with computer
The step of program, which realizes approach described above when being executed by processor.
Detection method and its device described in the embodiment of the present invention, storage medium, default optimization is used applied to terminal
During scheme performs network insertion, specifically, the attachment of the attachment Long Term Evolution LTE cells sent by receiving terminal
Request message, completes attachment flow of the terminal in LTE cells, wherein, it is more that the terminal is in deactivation time division synchronous code division
The out of reach oos state entered after the TDSCDMA cells of location, the TDSCDMA cells are mobile from the whole world for the terminal
Communication system GSM cell carries out the cell being resident after gravity treatment；Judge whether that the terminal can be received in preset duration
Request message is established in the radio resource control RRC connection of the access TDSCDMA cells of initiation, wherein, the RRC connections
It is the terminal is entered oos state, and institute less than first threshold in the signal strengths of the LTE cells to establish request message
The signal strength for stating TDSCDMA cells is higher than second threshold, described after the signal strengths of the GSM cells is higher than the 3rd threshold value
Terminal is initiated without tranmitting frequency scanning step；And then determine whether the terminal can reselect to based on judging result
The TDSCDMA cells, in such manner, it is possible to verify that after LTE system enters oos state, rapid gravity treatment is recorded according to resident for terminal
To the feasibility and stability of the scheme of network.
Brief description of the drawings
Fig. 1 is the schematic diagram that SIB5 is shown by computer display；
Fig. 2 is the schematic diagram that SIB7 is shown by computer display；
Fig. 3 realizes flow diagram for detection method of the embodiment of the present invention；
Fig. 4 is the composition structure diagram of detection device of the embodiment of the present invention；
Fig. 5 is the hardware architecture diagram of detection device of the embodiment of the present invention.
Embodiment
The characteristics of in order to more fully hereinafter understand the embodiment of the present invention and technology contents, below in conjunction with the accompanying drawings to this
The realization of inventive embodiments is described in detail, appended attached drawing purposes of discussion only for reference, is not used for limiting implementation of the present invention
Example.
In the technical solution of the embodiment of the present invention, simulate in laboratory environments under more RAT network Coexistence Situations,
After former RAT dropouts enter oos state, terminal selects according to resident record and searches the prioritization scheme of net rapidly, and demonstrates
The feasibility and stability of the prioritization scheme.Specifically, simulate after former LTE dropouts enter oos state, terminal energy
It is enough to search net rapidly according to resident record, the record of such as resident TDSCDMA cells and select the prioritization scheme of the TDSCDMA cells,
And demonstrate the feasibility and stability of the prioritization scheme.
In the embodiment of the present invention, a network environment can be constructed by emulation platform, such as construct artificial network ring
Border, in this way, the method for the embodiment of the present invention is realized by the emulated network environment, to be answered using the emulated network environment
After the LTE system that small probability occurs in existing net enters oos state, terminal can reselect to network rapidly according to resident record
Scene, and terminal is verified after LTE system enters oos state, according to the feasible of the rapid scheme for reselecting to network of resident record
Property and stability.
For example the emulated network environment includes at least following network structure：Time Division Duplex TDD-LTE network, TDSCDMA
Network, GSM network, wherein, TDSCDMA neighboring BS information, the SIB7 of the LTE network are configured with the SIB5 of the LTE network
In be configured with GSM neighboring BS information, LTE adjacent areas cell information is configured with the SI of the GSM network.Here, Fig. 1 is to pass through meter
Calculation machine display screen shows the schematic diagram of SIB5, and Fig. 2 is the schematic diagram that SIB7 is shown by computer display.
And then the emulated network environment of structure realizes the method described in the embodiment of the present invention based on more than, here, this
The main object that embodiment the method is related to includes user equipment and network, wherein, user equipment can with but be not limited to
Realized using mobile phone, and network is then realized using the emulated network environment of emulation platform structure.
Further, on the basis of above-mentioned emulated network environment, the detection method of the embodiment of the present invention is done further
Describe in detail, specifically, Fig. 3 is the flow diagram of realizing of detection method of the embodiment of the present invention, and the method is applied to detection
Device, here, in practical application, the detection can be integrated by being built with the emulation platform of above-described emulated network environment
Device, that is to say, that the method described in the embodiment of the present invention can be by being built with the imitative of above-described emulated network environment
True platform realizes, and this method is applied to during terminal performs network insertion using default prioritization scheme, such as Fig. 3 institutes
Show, the described method includes：
Step 301：The Attach Request message for the attachment Long Term Evolution LTE cells that receiving terminal is sent, completes terminal and exists
Attachment flow in LTE cells, wherein, the terminal be in deactivate TD SDMA TDSCDMA cells after institute into
The out of reach oos state entered, the TDSCDMA cells carry out for the terminal from global system for mobile communications GSM cell
The cell being resident after gravity treatment；
In other words, in the present embodiment, after deactivating TDSCDMA cell terminals and entering oos state, terminal is to described
Emulation platform initiates the Attach Request message of attachment LTE cells, and completes attachment flow of the terminal in LTE cells, here, institute
It is the cell that the terminal is resident after GSM cell gravity treatment to state TDSCDMA cells；Such as in a specific example, terminal
After start, GSM cell is registered to, after being resident the first duration, emulation platform activates TDSCDMA cells, reduces the letter of GSM cell
Number intensity, so that the terminal reselects to the TDSCDMA cells, and is resident the second duration in the TDSCDMA cells
Afterwards, the TDSCDMA cells are deactivated, and then the terminal is entered oos state, then, terminal initiates attachment LTE cells
Attach Request message.
Further, in practical application, disappear in the attach request for the attachment Long Term Evolution LTE cells that receiving terminal is sent
Before breath, the method further includes：Activate LTE cells；And then after LET cells are activated, the attachment LTE of receiving terminal transmission
The Attach Request message of cell, and acquiescence evolved packet system EPS carryings (Default EPS bearer) are established, complete eventually
Hold the attachment flow in LTE cells.
Here, in the present embodiment, before step 301, the method further includes：Establish emulated network environment；It is corresponding
Ground, the GSM cell, the TDSCDMA cells and the LTE cells correspond to the GSM in the emulated network environment
Cell, TDSCDMA cells and LTE cells, that is to say, that the network with the terminal interaction is in the emulated network environment
Network, in this way, to reappear after the LTE system that small probability occurs in existing net enters oos state, terminal according to be resident record it is fast
The scene that speed reselects to network is laid a good foundation.
It is worth noting that, in practical applications, the premise of attaching process is performed between terminal and network is, terminal with
Network completes wireless heterogeneous networks (RRC, Radio Resource Control) connection and establishes process.For example terminal is to net
Network sends RRC connections and establishes request message；Network returns to RRC connection establishment response message to terminal；Terminal is sent to network
RRC connection setup complete messages, then, just carry out the flow of terminal attachment network.That is, in the terminal and network
Before side carries out attaching process, the terminal needs to carry out random access procedure with network side.Here, random access procedure can
With including：Terminal sends random access request message (Msg1) to base station, wherein carrying leading (preamble)；Base station receives
After message, accidental access response message (Msg2) is sent to terminal；After terminal receives message, send RRC connections to base station and build
Vertical request message (Msg3)；After base station receives message, send RRC connections to terminal and establish message (Msg4)；Terminal is sent out to base station
Send RRC connection setup complete messages (can be sent by SIB1).
Step 302：Judge whether that the access TDSCDMA that the terminal is initiated can be received in preset duration
Request message is established in the radio resource control RRC connection of cell, wherein, it is described that request message is established in the RRC connections
The signal strength of LTE cells makes the terminal enter oos state less than first threshold, and the signal of the TDSCDMA cells is strong
Degree is higher than second threshold, and higher than after the 3rd threshold value, the terminal scans the signal strength of the GSM cell without tranmitting frequency
Step and initiate；
In the present embodiment, the Attach Request message of the attachment LTE cells of terminal transmission is received in emulation platform, and it is complete
Into after attachment flow, the signal strength of the LTE cells is reduced, and decreases below first threshold, so that the terminal is again
Into oos state, first threshold is such as decreased below, and after continuing for some time, the terminal is again introduced into oos state；
Further, the emulation platform improves the signal strength of TDSCDMA cells, and is increased to above second threshold, and improves
The signal strength of GSM cell, and after being increased to above the 3rd threshold value, the emulation platform judges whether can be in preset duration
The RRC connections for inside receiving the access TDSCDMA cells that the terminal is initiated without tranmitting frequency scanning step are built
Vertical request message.
Here, the first threshold can be specially the first access threshold value of access LTE cells, i.e., in LTE cell signals
After intensity is higher than the first access threshold value, just easy to terminal searching to LTE cells, and then the LTE cells are linked into.Similarly, institute
State the second access threshold value that second threshold can be specially access TDSCDMA cells, i.e., it is high in TDSCDMA cell signal strengths
After the second access threshold value, just easy to terminal searching to TDSCDMA cells, and then the TDSCDMA cells are linked into；It is described
3rd threshold value can be specially the 3rd access threshold value of access GSM cell, i.e., connect in GSM cell signal strength higher than the 3rd
After entering threshold value, just easy to terminal searching to GSM cell, and then GSM cell is linked into.
Step 303：Determine whether the terminal can reselect to the TDSCDMA cells based on judging result.
In the present embodiment, described based on judging result to determine whether the terminal can reselect to the TDSCDMA small
Area, can be specially：The RRC connections that the access TDSCDMA cells that the terminal is initiated are received in preset duration are built
Vertical request message；Judge whether network side can disappear receiving the RRC connections that access the TDSCDMA cells and establishing request
The re-selection procedure that the terminal reselects to the TDSCDMA cells is carried out after breath.Further, exist if receiving the terminal
The routing area updating RAU completion message of the TDSCDMA cells, it is determined that the terminal can be completed in the TDSCDMA
The RAU flows of cell, namely the explanation terminal can reselect to the TDSCDMA cells, further relate to prioritization scheme into
Work(.
Method provided in an embodiment of the present invention, the mistake of network insertion is performed applied to terminal using default prioritization scheme
Cheng Zhong, specifically, the Attach Request message of the attachment Long Term Evolution LTE cells sent by receiving terminal, completes terminal and exists
Attachment flow in LTE cells, wherein, the terminal be in deactivate TD SDMA TDSCDMA cells after institute into
The out of reach oos state entered, the TDSCDMA cells carry out for the terminal from global system for mobile communications GSM cell
The cell being resident after gravity treatment；Judge whether to receive in preset duration described in the access that the terminal is initiated
Request message is established in the radio resource control RRC connection of TDSCDMA cells, wherein, request message is established in the RRC connections is
The terminal is set to enter oos state less than first threshold in the signal strength of the LTE cells, and the TDSCDMA cells
Signal strength is higher than second threshold, after the signal strength of the GSM cell is higher than the 3rd threshold value, the not emitted frequency of the terminal
Rate scanning step and initiate；And then it is small based on judging result to determine whether the terminal can reselect to the TDSCDMA
Area, in this way, using scheme provided in an embodiment of the present invention, can reappear that small probability in existing net occurs in former LTE dropouts
Into after oos state, terminal can reselect to the scene of network rapidly according to resident record, and verify that terminal enters in LTE system
After OOS states, according to the feasibility and stability of the rapid scheme for reselecting to network of resident record.
It is the network in emulated network environment to be additionally, since with the network of the terminal interaction, so, the present invention is implemented
Example is not required staff to go to scene by the way of emulation, and can remove the factor of other influences detection, therefore, it is possible to
Personnel cost is substantially reduced, meanwhile, it is capable to eliminate under the described scene of the embodiment of the present invention other factors to testing result
Influence.
The present invention is described in further detail again with reference to an Application Example.
In this application embodiment, by emulation platform construct a network environment, including TDD-LTE cells,
TDSCDMA cells, GSM cell；Wherein, TDSCDMA neighboring BS information is configured in LTE SIB5, it is adjacent that GSM is configured in LTE SIB7
Area's information, configures LTE adjacent areas cell information in GSM SI.
Here, in this example, it is related to three timers, is named as timer 0, timer 1 and Timer.Further
Ground, on the basis of above-mentioned emulation platform, the detection method of this application embodiment network insertion result includes：
Step A：UE start-up loggings are to GSM cell, and after residence time reaches timer 0, emulation platform activates adjacent area
TDSCDMA cells；Further, emulation platform reduces the signal strength of GSM cell, so as to reselect to the TDSCDMA small by UE
Area, and after residence time reaches timer1, the emulation platform deactivates TDSCDMA cells, the UE enters oos state.
Here, in practical application, emulation platform and/or the resident record of UE records, as included in the resident record but unlimited
In following information：The mark of persistent district, residence time, is resident duration etc..
Step B：Emulation platform activates LTE cells, and accordingly, the UE initiates attachment (Attach) to the LTE cells
Flow, and be registered in LTE cells, Default EPS bearer are established, complete Attach flows.
Step C：Emulation platform reduces the signal strength of current LTE cell, and maintains a period of time, so that UE enters OOS
State.
Step D：Emulation platform improves the signal strength of GSM cell and TDSCDMA cells, and correspondence is increased to above connecing
Enter threshold values TH1/ accesses threshold values TH2, the UE to start initiation and search net flow.
Step E：Can emulation platform detection UE scan (power scan) step without transmission power, specified
Directly RRC connections are initiated to TDSCDMA cells in Timer (i.e. in preset duration) and establish request, and correctly access please for carrying
Seek cause value.Here, if emulation platform receives UE in specified Timer and built to the RRC connections that TDSCDMA cells are sent
Vertical request, then perform step F；Otherwise it is assumed that UE cannot reselect to the TDSCDMA cells.
Step F：Whether emulation platform detection network side starts the follow-up flow of gravity treatment in TDSCDMA cells, such as, test
Demonstrate,prove UE success and complete the RAU flows in TDSCDMA cells, to judge it is small whether UE can reselect to the TDSCDMA
Area.
Specifically, if emulation platform receives the RAU requests of UE initiations, and RAU flows are carried out, sending RAU to UE receives
(RAU Accpte) message, and then the RAU for receiving UE transmissions completes (RAU Complete) message, it is determined that the terminal energy
Enough RAU flows completed in the TDSCDMA cells, it is excellent to illustrate that the terminal can reselect to the TDSCDMA cells
The success of change scheme.Conversely, explanation UE cannot reselect to the TDSCDMA cells, prioritization scheme failure.
In this way, by the above process, stablize reproduction under lab and the LTE system OOS that small probability occurs in net occur
Afterwards, terminal can reselect to the scene of network rapidly according to resident record, and demonstrate after LTE systems OOS, terminal according to
The feasibility and stability of the resident rapid prioritization scheme for searching net of record.
Embodiment two
A kind of detection device is present embodiments provided, as shown in figure 4, described device includes：
Detection unit 41, the Attach Request message of the attachment Long Term Evolution LTE cells sent for receiving terminal, is completed
Attachment flow of the terminal in LTE cells, wherein, the terminal, which is in, deactivates TD SDMA TDSCDMA cells
The out of reach oos state entered afterwards, the TDSCDMA cells are small from global system for mobile communications GSM for the terminal
Area carries out the cell being resident after gravity treatment；
Processing unit 42, for judging whether to receive in preset duration described in the access of the terminal initiation
Request message is established in the radio resource control RRC connection of TDSCDMA cells, wherein, request message is established in the RRC connections is
The terminal is set to enter oos state less than first threshold in the signal strength of the LTE cells, and the TDSCDMA cells
Signal strength is higher than second threshold, after the signal strength of the GSM cell is higher than the 3rd threshold value, the not emitted frequency of the terminal
Rate scanning step and initiate；It is additionally operable to determine whether the terminal can reselect to the TDSCDMA based on judging result small
Area.
In a specific example, the detection unit 41, is additionally operable to receive what the terminal was initiated in preset duration
Request message is established in the RRC connections for accessing the TDSCDMA cells；
Accordingly, the processing unit 42, is additionally operable to judge whether network side can be being received described in access
The RRC connections of TDSCDMA cells carry out the gravity treatment stream that the terminal reselects to the TDSCDMA cells after establishing request message
Journey.
In another specific example, the detection unit 41, is additionally operable to receive the terminal small in the TDSCDMA
The routing area updating RAU completion message in area；Accordingly,
The processing unit 42, is additionally operable to determine the RAU flows that the terminal is completed in the TDSCDMA cells, with true
The fixed terminal can reselect to the TDSCDMA cells.
In another specific example, the processing unit 42, is additionally operable to activation LTE cells；
The detection unit 41, is additionally operable to the Attach Request message of the attachment LTE cells of receiving terminal transmission, and establishes
Give tacit consent to evolved packet system EPS carryings, complete attachment flow of the terminal in LTE cells.
In another specific example, the processing unit 42, is additionally operable to establish emulated network environment；Wherein, the GSM
Cell, the TDSCDMA cells and the LTE cells correspond to GSM cell in the emulated network environment,
TDSCDMA cells and LTE cells.
It need to be noted that be：The description of apparatus above embodiment, the description with above method embodiment are similar
, there is the beneficial effect similar with embodiment of the method, therefore do not repeat.For not disclosed in apparatus of the present invention embodiment
Ins and outs, refer to the description of the method for the present invention embodiment and understand, to save length, therefore repeat no more.
The present embodiment additionally provides a kind of detection device, as shown in figure 5, including：Processor 51 and can be for storing
The memory 52 of the computer program run on processor 51, wherein, the processor 51 is used to run the computer program
When, perform following steps：
During terminal performs network insertion using default prioritization scheme, the attachment that receiving terminal is sent is long-term
The Attach Request message of evolution LTE cells, completes attachment flow of the terminal in LTE cells, wherein, the terminal is in and goes
The out of reach oos state entered after activation TD SDMA TDSCDMA cells, the TDSCDMA cells are
The cell that the terminal from global system for mobile communications GSM cell be resident after gravity treatment；
Judge whether that the nothing for accessing the TDSCDMA cells that the terminal is initiated can be received in preset duration
Request message is established in the RRC connections of line resources control, wherein, it is in the LTE cells that request message is established in the RRC connections
Signal strength makes the terminal enter oos state less than first threshold, and the signal strength of the TDSCDMA cells is higher than the
Two threshold values, the signal strength of the GSM cell higher than after the 3rd threshold value, without tranmitting frequency scanning step send out by the terminal
Rise；
Determine whether the terminal can reselect to the TDSCDMA cells based on judging result.
It is described to determine whether the terminal reselect to the TDSCDMA based on judging result in a specific example
Cell, including：
Request is established in the RRC connections that the access TDSCDMA cells that the terminal is initiated are received in preset duration
Message；
Judge whether network side can be after receiving the RRC connections for accessing the TDSCDMA cells and establishing request message
Carry out the re-selection procedure that the terminal reselects to the TDSCDMA cells.
It is described to judge whether network side receive the access TDSCDMA cells in another specific example
RRC connections carry out the re-selection procedure that the terminal reselects to the TDSCDMA cells after establishing request message, including：
Routing area updating RAU completion message of the terminal in the TDSCDMA cells is received, determines the terminal
The RAU flows in the TDSCDMA cells are completed, to determine that the terminal can reselect to the TDSCDMA cells.
In another specific example, following steps are also performed：
Activate LTE cells；
Accordingly, the Attach Request message for the attachment Long Term Evolution LTE cells that the receiving terminal is sent, completes terminal
Attachment flow in LTE cells, including：
The Attach Request message for the attachment LTE cells that receiving terminal is sent, and establish acquiescence evolved packet system EPS and hold
Carry, complete attachment flow of the terminal in LTE cells.
In another specific example, following steps are also performed：
Establish emulated network environment；Wherein, the GSM cell, the TDSCDMA cells and the LTE cells are right
It should be GSM cell, TDSCDMA cells and the LTE cells in the emulated network environment.
Here, in practical application, memory can by any kind of volatibility or non-volatile memory device or
Combinations thereof is realized.Wherein, nonvolatile memory can be read-only storage (ROM, Read Only Memory), can
Program read-only memory (PROM, Programmable Read-Only Memory), Erasable Programmable Read Only Memory EPROM
(EPROM, Erasable Programmable Read-Only Memory), electrically erasable programmable read-only memory
(EEPROM, Electrically Erasable Programmable Read-Only Memory), magnetic random access store
Device (FRAM, Ferromagnetic Random Access Memory), flash memory (Flash Memory), magnetic surface are deposited
Reservoir, CD or read-only optical disc (CD-ROM, Compact Disc Read-Only Memory)；Magnetic surface storage can be with
It is magnetic disk storage or magnetic tape storage.Volatile memory can be random access memory (RAM, Random Access
Memory), it is used as External Cache.By exemplary but be not restricted explanation, the RAM of many forms can use, such as
Static RAM (SRAM, Static Random Access Memory), synchronous static RAM
(SSRAM, Synchronous Static Random Access Memory), dynamic random access memory (DRAM,
Dynamic Random Access Memory), Synchronous Dynamic Random Access Memory (SDRAM, Synchronous
Dynamic Random Access Memory), double data speed synchronous dynamic RAM (DDRSDRAM,
Double Data Rate Synchronous Dynamic Random Access Memory), enhanced synchronous dynamic random
Access memory (ESDRAM, Enhanced Synchronous Dynamic Random Access Memory), synchronized links
Dynamic random access memory (SLDRAM, SyncLink Dynamic Random Access Memory), direct memory are total
Line random access memory (DRRAM, Direct Rambus Random Access Memory).The embodiment of the present invention describes
Memory be intended to the memory of including but not limited to these and any other suitable type.
The processor is probably a kind of IC chip, has the disposal ability of signal.During realization, on
Stating each step of method can be completed by the integrated logic circuit of the hardware in processor or the instruction of software form.On
The processor stated can be general processor, digital signal processor (DSP, Digital Signal Processor), or
Other programmable logic device, discrete gate or transistor logic, discrete hardware components etc..Processor can realize or
Person performs disclosed each method, step and the logic diagram in the embodiment of the present invention.General processor can be microprocessor or
Any conventional processor of person etc..The step of method with reference to disclosed in the embodiment of the present invention, hardware can be embodied directly in and translated
Code processor performs completion, or performs completion with the hardware in decoding processor and software module combination.Software module can be with
In storage medium, which is located at memory, and processor reads the information in memory, is completed with reference to its hardware
The step of preceding method.
Certainly, during practical application, as shown in figure 5, the various components in the device are coupling in one by bus system 53
Rise.It is understood that bus system 53 is used for realization the connection communication between these components.Bus system 63, which is removed, includes data/address bus
Outside, further include power bus, controlling bus and status signal bus in addition.But for the sake of clear explanation, in Figure 5 will be each
Kind bus is all designated as bus system 53.
The present embodiment additionally provides a kind of computer-readable recording medium, such as the memory including computer program, on
Stating computer program can be performed by the processor of detection device, to complete step described in preceding method.Computer-readable storage medium
Matter can be FRAM, ROM, programmable read only memory PROM, EPROM, EEPROM, Flash Memory, magnetic surface storage
The memories such as device, CD or CD-ROM；Can also be the various equipment for including one of above-mentioned memory or any combination.
Further, computer program is stored with the computer-readable recording medium, wherein, the computer program
Following steps are realized when being executed by processor：
During terminal performs network insertion using default prioritization scheme, the attachment that receiving terminal is sent is long-term
The Attach Request message of evolution LTE cells, completes attachment flow of the terminal in LTE cells, wherein, the terminal is in and goes
The out of reach oos state entered after activation TD SDMA TDSCDMA cells, the TDSCDMA cells are
The cell that the terminal from global system for mobile communications GSM cell be resident after gravity treatment；
Judge whether that the nothing for accessing the TDSCDMA cells that the terminal is initiated can be received in preset duration
Request message is established in the RRC connections of line resources control, wherein, it is in the LTE cells that request message is established in the RRC connections
Signal strength makes the terminal enter oos state less than first threshold, and the signal strength of the TDSCDMA cells is higher than the
Two threshold values, the signal strength of the GSM cell higher than after the 3rd threshold value, without tranmitting frequency scanning step send out by the terminal
Rise；
Determine whether the terminal can reselect to the TDSCDMA cells based on judging result.
It is described to determine whether the terminal reselect to the TDSCDMA based on judging result in a specific example
Cell, including：
Request is established in the RRC connections that the access TDSCDMA cells that the terminal is initiated are received in preset duration
Message；
Judge whether network side can be after receiving the RRC connections for accessing the TDSCDMA cells and establishing request message
Carry out the re-selection procedure that the terminal reselects to the TDSCDMA cells.
It is described to judge whether network side receive the access TDSCDMA cells in another specific example
RRC connections carry out the re-selection procedure that the terminal reselects to the TDSCDMA cells after establishing request message, including：
Routing area updating RAU completion message of the terminal in the TDSCDMA cells is received, determines the terminal
The RAU flows in the TDSCDMA cells are completed, to determine that the terminal can reselect to the TDSCDMA cells.
In another specific example, which also realizes following steps when being executed by processor：
Activate LTE cells；
Accordingly, the Attach Request message for the attachment Long Term Evolution LTE cells that the receiving terminal is sent, completes terminal
Attachment flow in LTE cells, including：
The Attach Request message for the attachment LTE cells that receiving terminal is sent, and establish acquiescence evolved packet system EPS and hold
Carry, complete attachment flow of the terminal in LTE cells.
In another specific example, which also realizes following steps when being executed by processor：
Establish emulated network environment；Wherein, the GSM cell, the TDSCDMA cells and the LTE cells are right
It should be GSM cell, TDSCDMA cells and the LTE cells in the emulated network environment.
In several embodiments provided herein, it should be understood that disclosed apparatus and method, can pass through
Other modes are realized.Apparatus embodiments described above are only schematical, for example, the division of the unit, only
For a kind of division of logic function, there can be other dividing mode when actually realizing, such as：Multiple units or component can combine,
Or another system is desirably integrated into, or some features can be ignored, or do not perform.In addition, shown or discussed each composition
Partly mutual coupling or direct-coupling or communication connection can be by some interfaces, equipment or unit it is indirect
Coupling or communication connection, can be electrical, mechanical or other forms.
The above-mentioned unit illustrated as separating component can be or may not be physically separate, be shown as unit
The component shown can be or may not be physical location, you can positioned at a place, can also be distributed to multiple networks
On unit；Partly or entirely unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.
In addition, each functional unit in various embodiments of the present invention can be fully integrated into a processing unit, also may be used
To be each unit individually as a unit, can also two or more units integrate in a unit；It is above-mentioned
Integrated unit can both be realized in the form of hardware, can also be realized in the form of hardware adds SFU software functional unit.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can lead to
The relevant hardware of programmed instruction is crossed to complete, foregoing program can be stored in a computer read/write memory medium, the journey
Sequence upon execution, execution the step of including above method embodiment；And foregoing storage medium includes：Movable storage device, only
Read memory (ROM, Read Only Memory), random access memory (RAM, Random Access Memory), magnetic disc
Or CD etc. is various can be with the medium of store program codes.
If alternatively, the above-mentioned integrated unit of the present invention is realized in the form of software function module and is used as independent production
Product are sold or in use, can also be stored in a computer read/write memory medium.Based on such understanding, the present invention
The part that the technical solution of embodiment substantially in other words contributes the prior art can be embodied in the form of software product
Out, which is stored in a storage medium, including some instructions are used so that a computer equipment
(can be personal computer, server or network equipment etc.) perform each embodiment the method for the present invention whole or
Part.And foregoing storage medium includes：It is movable storage device, read-only storage (ROM, Read Only Memory), random
Access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with Jie of store program codes
Matter.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, and appoints
What those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, all should
It is included within the scope of the present invention.Therefore, protection scope of the present invention should using the scope of the claims as
It is accurate.
Claims (10)
- A kind of 1. detection method, it is characterised in that during performing network insertion using default prioritization scheme for terminal, The described method includes：The Attach Request message for the attachment Long Term Evolution LTE cells that receiving terminal is sent, completes attachment of the terminal in LTE cells Flow, wherein, the terminal is in the out of reach for deactivating and being entered after TD SDMA TDSCDMA cells Oos state, what the TDSCDMA cells were resident after carrying out gravity treatment from global system for mobile communications GSM cell by the terminal Cell；Judge whether that the Radio Resource for accessing the TDSCDMA cells that the terminal is initiated can be received in preset duration Request message is established in control RRC connections, wherein, it is the signal strength in the LTE cells that request message is established in the RRC connections The terminal is set to enter oos state less than first threshold, and the signal strength of the TDSCDMA cells is higher than second threshold, institute The signal strength of GSM cell is stated higher than after the 3rd threshold value, the terminal is initiated without tranmitting frequency scanning step；Determine whether the terminal can reselect to the TDSCDMA cells based on judging result.
- 2. according to the method described in claim 1, it is characterized in that, described determine that the terminal whether can based on judging result The TDSCDMA cells are reselected to, including：Request message is established in the RRC connections that the access TDSCDMA cells that the terminal is initiated are received in preset duration；Judge whether network side can carry out after receiving the RRC connections for accessing the TDSCDMA cells and establishing request message The terminal reselects to the re-selection procedure of the TDSCDMA cells.
- 3. according to the method described in claim 2, it is characterized in that, described judge whether network side can receive access institute State TDSCDMA cells RRC connections establish request message after carry out the gravity treatment stream that the terminal reselects to the TDSCDMA cells Journey, including：Routing area updating RAU completion message of the terminal in the TDSCDMA cells is received, determines that the terminal is completed The RAU flows of the TDSCDMA cells, to determine that the terminal can reselect to the TDSCDMA cells.
- 4. according to the method described in claim 1, it is characterized in that, the method further includes：Activate LTE cells；Accordingly, the Attach Request message for the attachment Long Term Evolution LTE cells that the receiving terminal is sent, completes terminal in LTE Attachment flow in cell, including：The Attach Request message for the attachment LTE cells that receiving terminal is sent, and the EPS carryings of acquiescence evolved packet system are established, it is complete Into attachment flow of the terminal in LTE cells.
- 5. method according to any one of claims 1 to 4, it is characterised in that the method further includes：Establish emulated network environment；Wherein, the GSM cell, the TDSCDMA cells and the LTE cells correspond to GSM cell, TDSCDMA cells and LTE cells in the emulated network environment.
- 6. a kind of detection device, it is characterised in that described device includes：Detection unit, the Attach Request message of the attachment Long Term Evolution LTE cells sent for receiving terminal, completes terminal and exists Attachment flow in LTE cells, wherein, the terminal be in deactivate TD SDMA TDSCDMA cells after institute into The out of reach oos state entered, the TDSCDMA cells carry out for the terminal from global system for mobile communications GSM cell The cell being resident after gravity treatment；Processing unit, the access TDSCDMA initiated for judging whether can to receive the terminal in preset duration Request message is established in the radio resource control RRC connection of cell, wherein, it is in the LTE that request message is established in the RRC connections The signal strength of cell makes the terminal enter oos state less than first threshold, and the signal strength of the TDSCDMA cells is high In second threshold, after the signal strength of the GSM cell is higher than the 3rd threshold value, the terminal without tranmitting frequency scanning step and Initiate；It is additionally operable to determine whether the terminal can reselect to the TDSCDMA cells based on judging result.
- 7. detection device according to claim 6, it is characterised in that the detection unit, is additionally operable in preset duration Request message is established in the RRC connections for receiving the access TDSCDMA cells that the terminal is initiated；Accordingly, the processing unit, is additionally operable to judge whether network side can receive the access TDSCDMA cells RRC connections carry out the re-selection procedure that the terminal reselects to the TDSCDMA cells after establishing request message.
- 8. detection device according to claim 7, it is characterised in that the detection unit, is additionally operable to receive the end Hold the routing area updating RAU completion message in the TDSCDMA cells；Accordingly,The processing unit, is additionally operable to determine the RAU flows that the terminal is completed in the TDSCDMA cells, described to determine Terminal can reselect to the TDSCDMA cells.
- A kind of 9. detection device, it is characterised in that including：Processor and the computer that can be run on a processor for storage The memory of program, wherein, when the processor is used to run the computer program, perform claim requires 1 to 5 the method The step of.
- 10. a kind of computer-readable recording medium, is stored thereon with computer program, it is characterised in that the computer program quilt The step of processor realizes claim 1 to 5 the method when performing.
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1553609A (en) * | 2003-06-05 | 2004-12-08 | 中兴通讯股份有限公司 | Automatic optimizing method for realizing CDMA neighbouring region listing |
| CN102083156A (en) * | 2009-11-30 | 2011-06-01 | 中国移动通信集团北京有限公司 | District reselection method among wireless access technology and wireless communication terminal |
| WO2012142166A1 (en) * | 2011-04-14 | 2012-10-18 | Qualcomm Incorporated | Selective band- scanning by a multi - sim user equipment in a wireless communications system |
| WO2012174440A1 (en) * | 2011-06-17 | 2012-12-20 | Qualcomm Incorporated | Method and apparatus for inter-rat cell reselection |
| CN103428755A (en) * | 2012-05-22 | 2013-12-04 | 马维尔国际有限公司 | Determining cell signal measurement method, device and user equipment |
| CN103458475A (en) * | 2012-05-31 | 2013-12-18 | 中兴通讯股份有限公司 | Method for detecting mobility robustness between HRPD (high rate packet data) network and LTE (long term evolution) network |
| CN103889010A (en) * | 2014-03-25 | 2014-06-25 | 京信通信技术(广州)有限公司 | Cell reselection parameter adjustment method and device |
| CN104144452A (en) * | 2013-05-08 | 2014-11-12 | 展讯通信（上海）有限公司 | Inter-modal ping-pong reselection recognition and prevention method and device for communication terminal |
| CN104205935A (en) * | 2012-03-30 | 2014-12-10 | 三星电子株式会社 | Method and apparatus for setting up call in mobile communication system |
| CN104486784A (en) * | 2014-12-19 | 2015-04-01 | 东南大学 | Method for reducing switch failures in ultra-dense wireless network |
| CN104969615A (en) * | 2014-03-31 | 2015-10-07 | 华为终端有限公司 | Wireless communication method and wireless terminal |
| CN106028406A (en) * | 2016-06-30 | 2016-10-12 | 华为技术有限公司 | Wireless terminal, and access method and device |
-
2017
- 2017-11-30 CN CN201711233432.7A patent/CN107959940B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1553609A (en) * | 2003-06-05 | 2004-12-08 | 中兴通讯股份有限公司 | Automatic optimizing method for realizing CDMA neighbouring region listing |
| CN102083156A (en) * | 2009-11-30 | 2011-06-01 | 中国移动通信集团北京有限公司 | District reselection method among wireless access technology and wireless communication terminal |
| WO2012142166A1 (en) * | 2011-04-14 | 2012-10-18 | Qualcomm Incorporated | Selective band- scanning by a multi - sim user equipment in a wireless communications system |
| WO2012174440A1 (en) * | 2011-06-17 | 2012-12-20 | Qualcomm Incorporated | Method and apparatus for inter-rat cell reselection |
| CN104205935A (en) * | 2012-03-30 | 2014-12-10 | 三星电子株式会社 | Method and apparatus for setting up call in mobile communication system |
| CN103428755A (en) * | 2012-05-22 | 2013-12-04 | 马维尔国际有限公司 | Determining cell signal measurement method, device and user equipment |
| CN103458475A (en) * | 2012-05-31 | 2013-12-18 | 中兴通讯股份有限公司 | Method for detecting mobility robustness between HRPD (high rate packet data) network and LTE (long term evolution) network |
| CN104144452A (en) * | 2013-05-08 | 2014-11-12 | 展讯通信（上海）有限公司 | Inter-modal ping-pong reselection recognition and prevention method and device for communication terminal |
| CN103889010A (en) * | 2014-03-25 | 2014-06-25 | 京信通信技术(广州)有限公司 | Cell reselection parameter adjustment method and device |
| CN104969615A (en) * | 2014-03-31 | 2015-10-07 | 华为终端有限公司 | Wireless communication method and wireless terminal |
| CN104486784A (en) * | 2014-12-19 | 2015-04-01 | 东南大学 | Method for reducing switch failures in ultra-dense wireless network |
| CN106028406A (en) * | 2016-06-30 | 2016-10-12 | 华为技术有限公司 | Wireless terminal, and access method and device |
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