CN105992251A - Switching and optimization method and device - Google Patents
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- CN105992251A CN105992251A CN201510078987.3A CN201510078987A CN105992251A CN 105992251 A CN105992251 A CN 105992251A CN 201510078987 A CN201510078987 A CN 201510078987A CN 105992251 A CN105992251 A CN 105992251A
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Abstract
The invention discloses a switching and optimization method. In the method, according to signaling software acquisition data, switching abnormal condition detection is carried on a neighbor relation in each direction, and according to the detection result, measurement parameter adjustment is carried out on the neighbor relation in need of optimization. The invention also discloses a switching and optimization device.
Description
Technical field
The present invention relates to wireless communication technology, particularly relate to a kind of switching band optimization method and device.
Background technology
Switching is the important component part of Long Term Evolution (LTE) System Mobility management, and handover success rate is
The important indicator of LTE system mobile management performance.
The configuration of one LTE community handoff parameter be determine subscriber equipment (UE) from this community successful switch to
The key factor of adjacent area.Handoff parameter optimization one is to emphasis and the difficult point being mobile communication network optimization.
At present, optimizing of handoff parameter is mainly counted by the drive test data and measurement report (MR) collecting existing network
According to, the proposed arrangement value of handoff parameter is drawn by manual analysis.Owing to existing network number of cells is huge, use
Manual analysis method, the proposed arrangement value of handoff parameter is all identical for all adjacent areas of a community,
It is difficult to propose optimized handoff parameter Configuration Values for each adjacent area, it is impossible to reach optimum.
At present, the optimization of handoff parameter can not carry out proprietary parameter optimization for certain specific adjacent area, this
Plant parameter setting method and exist following the most not enough:
All adjacent areas of (1) community handoff parameter configuration be substantially identical, it is impossible to realize for
The handover optimization in direction, specific adjacent area.
(2) setting of handoff parameter is only with drive test data and measurement report as foundation, and data volume is not enough, and number
According to having one-sidedness, it is impossible to covering in detail and handoff relation between reflection cell-of-origin and each adjacent area comprehensively.
(3) when switching goes wrong cannot orientation problem quickly and accurately, the execution efficiency of Optimization Work is not
High.
Summary of the invention
For solving the technical problem of existing existence, present invention generally provides a kind of switching band optimization method and device.
The technical scheme is that and be achieved in that:
The present invention provides a kind of switching band optimization method, and the method includes:
According to signaling soft data of adopting, the neighboring BS relationship in each direction is switched over abnormal conditions detection；
According to testing result to needing the neighboring BS relationship optimized to measure parameter adjustment.
In such scheme, described according to signaling soft data of adopting, the neighboring BS relationship in each direction is switched over different
The detection of reason condition includes:
Exernal data representation (XDR, External Data Representation) data are adopted according to signaling is soft
Wireless heterogeneous networks (RRC) the connection reconstruction procedure information of middle UU interface and the X2 switching stream of X2 interface
Journey information switches over abnormal conditions detection to the neighboring BS relationship in each direction.
In such scheme, described according to the soft RRC connection reconstruction stream adopting UU interface in XDR data of signaling
The X2 switching flow information of journey information and X2 interface switches over abnormal feelings to the neighboring BS relationship in each direction
Condition detects, including:
Go out all X2 switching flow records from X2AP extracting data, and be stored in data base；
All RRC connection reconstruction process recordings of same time period are extracted from UU interface data, and by
The scene that each RRC connection reconstruction event of one scan occurs, in conjunction with corresponding X2 switching stream in data base
Cheng Jilu, it is judged that whether RRC connection reconstruction event is caused due to switching abnormal conditions and switch
The type of abnormal conditions.
In such scheme, the described neighboring BS relationship optimized needs according to testing result measures parameter adjustment
Including: serious according to the type of the switching abnormal conditions of each neighboring BS relationship detected and switching abnormal conditions
Degree affects the parameter of handover between cells behavior and adjusts in the neighboring BS relationship on needing optimization.
In such scheme, the method also includes: adopt the data neighboring BS relationship to each direction according to signaling is soft
Carry out pingpang handoff detection, according to the testing result of pingpang handoff, the neighboring BS relationship that pingpang handoff occurs is entered
Row measures parameter adjustment.
In such scheme, described the neighboring BS relationship in each direction is carried out table tennis cut according to signaling soft data of adopting
Change detection to include:
UE switching in the first neighboring BS relationship is obtained according to X2 switching flow record in the signaling soft XDR of adopting data
After the very first time, and search described UE before the described very first time on once second neighboring BS relationship perform
The X2 of switching switches record, and described second neighboring BS relationship is in opposite direction with described first neighboring BS relationship, as
Fruit find, calculate the described very first time with find X2 switching record in UE start switching second time
Between difference, it is judged that whether described difference less than the second thresholding, if less than the second thresholding, it is determined that described
In first neighboring BS relationship UE this time switch to pingpang handoff, if do not found or more than the second thresholding,
Then determine that UE's in described first neighboring BS relationship this time switches to non-pingpang handoff.
The present invention provides a kind of switching band to optimize device, and this device includes: first detection module, adjusting module；
Wherein,
First detection module, for switching over the neighboring BS relationship in each direction according to the soft data of adopting of signaling
Abnormal conditions detect, and send testing result to adjusting module；
Adjusting module, for measuring parameter adjustment according to testing result to the neighboring BS relationship needing optimization.
In such scheme, described first detection module, specifically for adopting UU in XDR data according to signaling is soft
The RRC connection reconstruction procedure information of interface and the X2 switching flow information of X2 interface are to each direction
Neighboring BS relationship switches over abnormal conditions detection.
In such scheme, described first detection module, specifically for going out all X2 from X2AP extracting data
Switching flow record, and it is stored in data base；
All RRC connection reconstruction process recordings of same time period are extracted from UU interface data, and by
The scene that each RRC connection reconstruction event of one scan occurs, in conjunction with corresponding X2 switching stream in data base
Cheng Jilu, it is judged that whether RRC connection reconstruction event is caused due to switching abnormal conditions and switch
The type of abnormal conditions.
In such scheme, described adjusting module, different specifically for the switching according to each neighboring BS relationship detected
The order of severity of the type of reason condition and switching abnormal conditions is on needing to affect minizone in the neighboring BS relationship optimized
The parameter of switching behavior adjusts.
In such scheme, this device also includes: the second detection module, is used for according to the soft data of adopting of signaling often
The neighboring BS relationship in one direction carries out pingpang handoff detection, and testing result sends to described adjusting module；
Accordingly, described adjusting module, being additionally operable to the testing result according to pingpang handoff, cutting there is table tennis
The neighboring BS relationship changed measures parameter adjustment.
In such scheme, described second detection module, specifically for adopting X2 in XDR data according to signaling is soft
Switching flow record obtains the very first time in the first neighboring BS relationship after UE switching, and searches in data base
Described UE before the described very first time on once second neighboring BS relationship perform switching X2 switch record, institute
Stating the in opposite direction of the second neighboring BS relationship and described first neighboring BS relationship, if found, calculating described first
Time starts the difference of the second time of switching with UE in the X2 switching record found, it is judged that described difference
Whether less than the second thresholding, if less than the second thresholding, it is determined that this of UE in described first neighboring BS relationship
Secondary switch to pingpang handoff, if do not found or more than the second thresholding, it is determined that described first neighboring BS relationship
Middle UE this time switches to non-pingpang handoff.
The invention provides a kind of switching band optimization method and device, according to the soft data of adopting of signaling to each side
To neighboring BS relationship (Cell Relation) switch over abnormal conditions detection, excellent to needs according to testing result
The neighboring BS relationship changed measures parameter adjustment；So, it is possible to find in network automatically, accurately and in time
The switching problem existed, and the handoff parameter optimization of the refinement of specific neighboring BS relationship can be proposed for rapidly
Scheme, drastically increases the efficiency of handover optimization work, can save human and material resources.According to existing net
Network Optimization Experience, use manual analysis processing speed be about 200 communities/person/day, use this method process
Speed be 16000 communities/hour, improve efficiency about 640 times.
Accompanying drawing explanation
The schematic flow sheet of the switching band optimization method that Fig. 1 provides for the embodiment of the present invention；
The schematic flow sheet of the detection switching abnormal conditions that Fig. 2 provides for the embodiment of the present invention；
The schematic flow sheet of the detection pingpang handoff that Fig. 3 provides for the embodiment of the present invention；
Fig. 4 optimizes the structural representation of device for the switching band that the embodiment of the present invention provides.
Detailed description of the invention
In the embodiment of the present invention, according to signaling soft data of adopting, the neighboring BS relationship in each direction is switched over different
Reason condition detects, according to testing result to needing the neighboring BS relationship optimized to measure parameter adjustment.
Below by drawings and the specific embodiments, the present invention is described in further detail.
The embodiment of the present invention realizes one switching band optimization method, as it is shown in figure 1, the method includes following several
Individual step:
Step 101: the neighboring BS relationship in each direction is switched over abnormal conditions according to signaling soft data of adopting
Detection；
Concrete, connect according to the soft wireless heterogeneous networks (RRC) adopting UU interface in XDR data of signaling
The neighboring BS relationship in each direction is switched over by the X2 switching flow information rebuilding procedure information and X2 interface
Abnormal conditions detect, described in switch over abnormal conditions detection and include: switch over too early, switching too late and
Be switched to the detection of wrong cell, described neighboring BS relationship such as: assume that community (Cell) A and Cell B is phase
Adjacent cell, then Cell A to Cell B direction is a neighboring BS relationship, Cell B to Cell A direction is another
One neighboring BS relationship.
After described XDR data refer to process based on full dose data, generation for internet log retain and
The signaling of monitoring signaling class application use and the itemized record of business.
Described according to the soft RRC connection reconstruction procedure information adopting UU interface in XDR data of signaling and X2
The X2 switching flow information of interface switches over abnormal conditions detection, bag to the neighboring BS relationship in each direction
Include:
Go out all X2 switching flow records from X2AP extracting data, and be stored in data base；
Extract from UU interface data and record all RRC of same time period with X2 switching flow and be connected
Rebuild process recording, and scan the scene that each RRC connection reconstruction event occurs one by one, in conjunction with data base
In corresponding X2 switching flow record, it is judged that whether RRC connection reconstruction event is due to switching abnormal conditions
That caused and switching abnormal conditions type.
As in figure 2 it is shown, the RRC connection of the UE received with Cell A in RRC connection reconstruction process recording
As a example by rebuilding message, judge whether it is to be switched at UE according to the timestamp of described RRC connection reconstruction message
Row sends；
If RRC connection reconstruction message sends in UE switching is carried out, then according to described RRC even
Connect X2 switching flow record corresponding to reconstruction message and judge whether Cell A is the cell-of-origin switched, if Cell
A is the cell-of-origin of switching, then it is assumed that be (handoff preparation phase or handover execution stage) in UE handoff procedure
RRC connection reconstruction is initiated, for switching too early situation in cell-of-origin；If Cell A is not that the source of switching is little
According to the X2 switching flow record that described RRC connection reconstruction message is corresponding, district, then judge that whether Cell A is
The Target cell of switching, if Cell A is the Target cell of switching, then it is assumed that be (to cut in UE handoff procedure
Change the preparatory stage) initiate RRC connection reconstruction at Target cell, for switching situation too late；If Cell is A
It not the Target cell of switching, then it is assumed that be the in UE handoff procedure outside cell-of-origin and Target cell
RRC connection reconstruction is initiated in three communities, for being switched to the situation of wrong cell；
If RRC connection reconstruction message does not sends, then according to described RRC in UE switching is carried out
X2 switching flow record corresponding to connection reconstruction message judges RRC connection reconstruction (re-establishment)
The time away from last UE switching that operates, whether described first thresholding was set in advance less than the first thresholding
Value, can determine suitably value according to experiment, if less than the first thresholding, then connect weight according to described RRC
Build X2 switching flow record corresponding to message and judge whether Cell A is the cell-of-origin switched, if Cell is A
It is the cell-of-origin of switching, then it is assumed that be to occur at Target cell Cell B in very short time after UE handover success
Eat dishes without rice or wine connection failure (RLF, Radio Link Failure), initiate RRC even at cell-of-origin Cell A the most again
Connect reconstruction, for switching too early situation；If Cell A is not the cell-of-origin of switching, then according to described RRC
X2 switching flow record corresponding to connection reconstruction message judges that whether Cell A is the Target cell of switching, as
Really Cell A is the Target cell of switching, then it is assumed that be that covering problem causes after UE switches in very short time
Initiate RRC connection reconstruction at Target cell Cell A, operate for normal RRC connection reconstruction；If Cell is A
It not the Target cell of switching, then it is assumed that be generation RLF after UE switching, and little in cell-of-origin and target
RRC connection reconstruction is initiated, for being switched to the situation of wrong cell in the 3rd community outside district；
If greater than the first thresholding, then search UE and initiating RRC connection reconstruction front place community Cell B,
Judge whether Cell A and Cell B is same community (A==B？), if it is, be considered UE just
There is RLF in regular profession business, operate for normal RRC connection reconstruction；Exist if it is not, then be considered UE
There is RLF during Cell B regular traffic, really initiate RRC connection reconstruction at Cell A, for switching feelings too late
Condition.
Step 102: according to testing result to needing the neighboring BS relationship optimized to measure parameter adjustment；
Concrete, according to the type of the switching abnormal conditions of each neighboring BS relationship detected with switch abnormal conditions
The order of severity adjust needing the neighboring BS relationship optimized affects the parameter of handover between cells behavior；Its
In, the type of described switching abnormal conditions can be that switching is too early, switches too late and be switched to wrong cell,
The order of severity of described switching abnormal conditions can be to add up to change abnormal conditions appearance in setting time period inscribe
Number of times, number of times is the most, and the order of severity is the highest；The described parameter affecting handover between cells behavior can be community
Offset parameter (CIO), the described neighboring BS relationship needing to optimize can be to arrange adjustment threshold value, at neighboring BS relationship
The order of severity of switching abnormal conditions when reaching described threshold value, described neighboring BS relationship is the adjacent area needing to optimize
Relation.
The method also includes: according to signaling soft data of adopting, the neighboring BS relationship in each direction is carried out pingpang handoff
Detection, according to the testing result of pingpang handoff, measures parameter to the neighboring BS relationship that pingpang handoff occurs and adjusts
Whole；
Concrete, obtain in the first neighboring BS relationship according to X2 switching flow record in the signaling soft XDR of adopting data
UE switching after the very first time, and search in data base described UE before the described very first time on once exist
Second neighboring BS relationship performs the X2 of switching and switches record, and described second neighboring BS relationship closes with described first adjacent area
System in opposite direction, if found, calculate the described very first time and find X2 switching record in UE
Start the difference of the second time of switching, it is judged that whether described difference is less than the second thresholding, if less than second
Thresholding, it is determined that in described first neighboring BS relationship, UE's this time switches to pingpang handoff, if do not found
Or more than the second thresholding, it is determined that in described first neighboring BS relationship, UE's this time switches to non-pingpang handoff.
Here, described second thresholding is value set in advance, can determine suitably value according to experiment.
The described neighboring BS relationship to there is pingpang handoff measures parameter adjustment it may be that add up each adjacent area and close
System there is the number of times of pingpang handoff, the preferential CIO adjusting the most neighboring BS relationship of number of times.
As it is shown on figure 3, go out all X2 switching flow records from X2AP extracting data, with a UE
Be switched to the X2 switching flow record of Cell B from Cell A as a example by, according to described X2 switching flow record
Obtaining the time that UE is switched to Cell B from Cell A is t, search described UE before time t on once from
Cell B is switched to the X2 switching flow record of Cell A, if found, calculates described time t and lookup
To X2 switching flow record in UE start the difference of time of switching, it is judged that whether described difference less than the
Two thresholdings, if less than the second thresholding, it is determined that this time UE is switched to Cell B from Cell A is that table tennis is cut
Change, otherwise, be non-pingpang handoff.
Said method can be performed by server, it is also possible to is performed by the client being arranged on PC.
In order to realize said method, the present invention also provides for a kind of switching band and optimizes device, as shown in Figure 4, is somebody's turn to do
Device includes: first detection module 41, adjusting module 42；Wherein,
First detection module 41, for cutting the neighboring BS relationship in each direction according to the soft data of adopting of signaling
Change abnormal conditions detection, testing result is sent to adjusting module 42；
Adjusting module 42, adjusts for the neighboring BS relationship needing optimization being measured parameter according to testing result
Whole；
Described first detection module 41 adopts the wireless heterogeneous networks of UU interface in XDR data according to signaling is soft
(RRC) the X2 switching flow information of connection reconstruction procedure information and the X2 interface adjacent area to each direction
Relation switches over abnormal conditions detection, described in switch over abnormal conditions detection and include: switch over too early,
Switch too late and be switched to the detection of wrong cell.
Described according to soft wireless heterogeneous networks (RRC) connection reconstruction adopting UU interface in XDR data of signaling
The X2 switching flow information of procedure information and X2 interface switches over exception to the neighboring BS relationship in each direction
Situation detects, including:
Go out all X2 switching flow records from X2AP extracting data, and be stored in data base；
All RRC connection reconstruction process recordings of same time period are extracted from UU interface data, and by
The scene that each RRC connection reconstruction event of one scan occurs, in conjunction with corresponding X2 switching stream in data base
Cheng Jilu, it is judged that whether RRC connection reconstruction event is caused due to switching abnormal conditions and switch
The type of abnormal conditions.
Described adjusting module 42, specifically for the class of the switching abnormal conditions according to each neighboring BS relationship detected
The order of severity of type and switching abnormal conditions is on needing to affect handover between cells behavior in the neighboring BS relationship optimized
Parameter adjusts；Wherein, the type of described switching abnormal conditions can be switching too early, switching too late and
Being switched to wrong cell, the order of severity of described switching abnormal conditions can be to add up setting time period inscribe
Changing the number of times that abnormal conditions occur, number of times is the most, and the order of severity is the highest；Described affect handover between cells behavior
Parameter can be CIO, the neighboring BS relationship of described needs optimization can be to arrange adjustment threshold value, adjacent area close
When the order of severity of the switching abnormal conditions of system reaches described threshold value, described neighboring BS relationship is the neighbour needing to optimize
Cell relation.
This device also includes: the second detection module 43, is used for according to the soft data of adopting of signaling each direction
Neighboring BS relationship carries out pingpang handoff detection, and testing result sends to described adjusting module 42；
Accordingly, described adjusting module 42 is according to the testing result of pingpang handoff, to the neighbour that pingpang handoff occurs
Cell relation measures parameter adjustment；
Concrete, described second detection module 43 adopts X2 switching flow note in XDR data according to signaling is soft
Record obtains the very first time in the first neighboring BS relationship after UE switching, and searches described UE in data base and exist
The last X2 switching record performing switching at the second neighboring BS relationship before the described very first time, described second is adjacent
Cell relation is in opposite direction with described first neighboring BS relationship, if finding, calculating the described very first time and looking into
In the X2 switching record found, UE starts the difference of the second time of switching, it is judged that whether described difference is less than
Second thresholding, if less than the second thresholding, it is determined that in described first neighboring BS relationship, UE's this time switches to
Pingpang handoff, if do not found or more than the second thresholding, it is determined that UE in described first neighboring BS relationship
This switches to non-pingpang handoff.
In actual applications, described first detection module 41, adjusting module 42 and the second detection module 43
Function can be by being positioned at the central processing unit (CPU) of equipment or microprocessor (MPU) or digital signal
Reason device (DSP) or programmable gate array (FPGA) realize.
In sum, adopt data according to signaling is soft, to switching exception and pingpang handoff detects and carries out excellent
Change, drastically increase accuracy and the specific aim of handover optimization, it is possible to substantially reduce switching and extremely and rattle
The generation of switching, improves handover success rate.
The above, only presently preferred embodiments of the present invention, it is not intended to limit the protection model of the present invention
Enclose, all any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, all should
Within being included in protection scope of the present invention.
Claims (12)
1. a switching band optimization method, it is characterised in that the method includes:
According to signaling soft data of adopting, the neighboring BS relationship in each direction is switched over abnormal conditions detection；
According to testing result to needing the neighboring BS relationship optimized to measure parameter adjustment.
Method the most according to claim 1, it is characterised in that described according to the soft data of adopting of signaling to often
The neighboring BS relationship in one direction switches over abnormal conditions detection and includes:
The wireless heterogeneous networks of UU interface in exernal data representation (XDR) data is adopted according to signaling is soft
(RRC) the X2 switching flow information of connection reconstruction procedure information and the X2 interface adjacent area to each direction
Relation switches over abnormal conditions detection.
Method the most according to claim 2, it is characterised in that described adopt XDR number according to signaling is soft
According to the RRC connection reconstruction procedure information of middle UU interface and the X2 switching flow information of X2 interface to each
The neighboring BS relationship in individual direction switches over abnormal conditions detection, including:
Go out all X2 switching flow records from X2AP extracting data, and be stored in data base；
All RRC connection reconstruction process recordings of same time period are extracted from UU interface data, and by
The scene that each RRC connection reconstruction event of one scan occurs, in conjunction with corresponding X2 switching stream in data base
Cheng Jilu, it is judged that whether RRC connection reconstruction event is caused due to switching abnormal conditions and switch
The type of abnormal conditions.
Method the most according to claim 3, it is characterised in that described excellent to needs according to testing result
The neighboring BS relationship changed measures parameter adjustment and includes: according to the switching exception feelings of each neighboring BS relationship detected
The order of severity of the type of condition and switching abnormal conditions is on needing to affect handover between cells in the neighboring BS relationship optimized
The parameter of behavior adjusts.
Method the most according to claim 1, it is characterised in that the method also includes: soft according to signaling
Adopt data and the neighboring BS relationship in each direction is carried out pingpang handoff detection, according to the testing result of pingpang handoff,
The neighboring BS relationship that pingpang handoff occurs is measured parameter adjustment.
Method the most according to claim 5, it is characterised in that described according to the soft data of adopting of signaling to often
The neighboring BS relationship in one direction carries out pingpang handoff detection and includes:
UE switching in the first neighboring BS relationship is obtained according to X2 switching flow record in the signaling soft XDR of adopting data
After the very first time, and search described UE before the described very first time on once second neighboring BS relationship perform
The X2 of switching switches record, and described second neighboring BS relationship is in opposite direction with described first neighboring BS relationship, as
Fruit find, calculate the described very first time with find X2 switching record in UE start switching second time
Between difference, it is judged that whether described difference less than the second thresholding, if less than the second thresholding, it is determined that described
In first neighboring BS relationship UE this time switch to pingpang handoff, if do not found or more than the second thresholding,
Then determine that UE's in described first neighboring BS relationship this time switches to non-pingpang handoff.
7. a switching band optimizes device, it is characterised in that this device includes: first detection module, adjustment
Module；Wherein,
First detection module, for switching over the neighboring BS relationship in each direction according to the soft data of adopting of signaling
Abnormal conditions detect, and send testing result to adjusting module；
Adjusting module, for measuring parameter adjustment according to testing result to the neighboring BS relationship needing optimization.
Device the most according to claim 7, it is characterised in that described first detection module, specifically uses
In the RRC connection reconstruction procedure information of adopting in XDR data UU interface soft according to signaling and X2 interface
X2 switching flow information switches over abnormal conditions detection to the neighboring BS relationship in each direction.
Device the most according to claim 8, it is characterised in that described first detection module, specifically uses
In going out all X2 switching flow records from X2AP extracting data, and it is stored in data base；
All RRC connection reconstruction process recordings of same time period are extracted from UU interface data, and by
The scene that each RRC connection reconstruction event of one scan occurs, in conjunction with corresponding X2 switching stream in data base
Cheng Jilu, it is judged that whether RRC connection reconstruction event is caused due to switching abnormal conditions and switch
The type of abnormal conditions.
Device the most according to claim 9, it is characterised in that described adjusting module, specifically for
The type of the switching abnormal conditions according to each neighboring BS relationship detected and the order of severity pair of switching abnormal conditions
The parameter affecting handover between cells behavior in the neighboring BS relationship optimized is needed to adjust.
11. devices according to claim 7, it is characterised in that this device also includes: the second detection
Module, for the neighboring BS relationship in each direction being carried out pingpang handoff detection according to signaling soft data of adopting, will
Testing result sends described adjusting module to；
Accordingly, described adjusting module, being additionally operable to the testing result according to pingpang handoff, cutting there is table tennis
The neighboring BS relationship changed measures parameter adjustment.
12. devices according to claim 11, it is characterised in that described second detection module, specifically
For obtaining UE switching in the first neighboring BS relationship according to X2 switching flow record in the signaling soft XDR of adopting data
After the very first time, and search in data base described UE before the described very first time on once adjacent second
Cell relation performs the X2 switching record of switching, described second neighboring BS relationship and the side of described first neighboring BS relationship
To on the contrary, if finding, calculating the described very first time and UE in the X2 switching record found starts to cut
The difference of the second time changed, it is judged that whether described difference is less than the second thresholding, if less than the second thresholding,
Then determine that UE's in described first neighboring BS relationship this time switches to pingpang handoff, if not finding or being more than
Second thresholding, it is determined that in described first neighboring BS relationship, UE's this time switches to non-pingpang handoff.
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| CN108377509A (en) * | 2017-12-07 | 2018-08-07 | 中国移动通信集团福建有限公司 | Recognition methods, device, equipment and the medium that cell cyclization switches in wireless communication |
| CN108377509B (en) * | 2017-12-07 | 2023-02-28 | 中国移动通信集团福建有限公司 | Method, apparatus, device and medium for identifying cell ring forming switching in wireless communication |
| CN112689301A (en) * | 2019-10-17 | 2021-04-20 | 中国移动通信集团陕西有限公司 | Switching sequence identification method and device of road scene and computing equipment |
| CN112689301B (en) * | 2019-10-17 | 2024-04-09 | 中国移动通信集团陕西有限公司 | Road scene switching sequence identification method and device and computing equipment |
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