CN103686798B - A kind of method of cell switching and base station - Google Patents
A kind of method of cell switching and base station Download PDFInfo
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- CN103686798B CN103686798B CN201310752545.3A CN201310752545A CN103686798B CN 103686798 B CN103686798 B CN 103686798B CN 201310752545 A CN201310752545 A CN 201310752545A CN 103686798 B CN103686798 B CN 103686798B
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- femto cells
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Abstract
The present invention relates to wireless communication technology field, method and the base station of a kind of cell switching are disclosed, due in this programme, when carrying out cell switching, first determine that the Femto cells in adjacent cell send handover request to Femto cells again, switch over, be not blindly to switch, and Femto cells are higher than macrocell traffic uptake, the purpose of service distributing is realized, therefore, in technical scheme, the quality of service of terminal is improved, and then improves Consumer's Experience.
Description
Technical field
The present invention relates to wireless communication technology field, the method for more particularly to a kind of cell switching and base station.
Background technology
With 3rd generation mobile communication technology（3rd-generation, 3G）Development, the application of various high-speed radios is
Constantly change the life style of the mankind.By the 2.1GHz resources of frequency range that 3G network is used, transmission loss and space loss compared with
Greatly, the penetration capacity to building masonry wall is very weak, and the greatest problem that operator faces is exactly that in-door covering is second-rate, is
Overcome above mentioned problem, Femto is introduced in the prior art（Femto）Cellular network technologies, Femto cells are due to carrying
High-selenium corn telephone traffic, mitigate network load the advantages of and be widely used.
At present, the Access Control pattern of Femto cells has three types：
Closed mode：Only authorization terminal is allowed to access, authorization terminal is determined by the owner of Femto cells, family
Closed mode being used Femto cells more；
Open mode：All terminals be can access, and enterprise and other focuses are used for using the Femto cells of open mode
Region；
Mixed mode：A part of resource is used for all terminals, and other resources only allow authorization terminal to use.
When Femto cell sizes are disposed, it may be simultaneously present around Femto cells using closed mode, open mode
With the adjacent area of mixed mode these three access module types.
In actual applications, terminal is possible to carry out cell switching, and adjacent cell, prior art are switched to from current area
In, terminal is when needing to carry out cell switching, and the adjacent cell for not differentiating between current area is Femto cells or macrocell, as long as
It is adjacent cell, terminal just sends handover request to adjacent cell, and request switches to the adjacent cell, and may be around current area simultaneously
There is Femto cells and the two kinds of adjacent area of macrocell, using current switching method, terminal is possible to from Femto cells
Switch to macrocell, it is also possible to be switched to another Femto cell from Femto cells.
Although the above method can realize the cell switching of terminal, there is following defect：
When great amount of terminals switches to macrocell from Femto cells, Femto cells do not reach the effect of service distributing, increase
Add the signaling and traffic load of macrocell, be likely to result in macrocell traffic congestion, therefore, the quality of service of terminal can have been influenceed,
Reduce Consumer's Experience.
In summary, current terminal carries out the method for cell switching and deposits that terminal traffic quality after handover is relatively low to be lacked
Fall into.
The content of the invention
The embodiment of the present invention provides method and the base station of a kind of cell switching, to solve to switch present in prior art
The problem of terminal traffic quality afterwards is relatively low.
Concrete technical scheme provided in an embodiment of the present invention is as follows：
A kind of method of cell switching, including：
When detecting terminal and carrying out cell switching, determine that the terminal is currently located the adjacent cell of cell；
Determine the femto Femto cells in the adjacent cell；
The handover request of the terminal is sent to the Femto cells, to cause the Femto cells are successfully accessed described
Terminal.
A kind of base station, including：
Detection unit, when carrying out cell switching for detecting terminal, determines that the terminal is currently located the neighbour of cell
Cell；
Determining unit, for determining the femto Femto cells in the adjacent cell；
Transmitting element, the handover request for sending the terminal to the Femto cells, to cause the Femto small
Area is successfully accessed the terminal.
The present invention has the beneficial effect that：
In the prior art, terminal is when needing to carry out cell switching, and the adjacent cell for not differentiating between current area is Femto cells
Or macrocell, as long as adjacent cell, terminal just sends handover request to adjacent cell, request switches to the adjacent cell, and current
Femto cells and the two kinds of adjacent area of macrocell are may be simultaneously present around cell, when great amount of terminals switches from Femto cells
During to macrocell, Femto cells do not reach the effect of service distributing, add the signaling and traffic load of macrocell, Ke Nengzao
Into macrocell traffic congestion, therefore, the quality of service of terminal can be influenceed, reduce Consumer's Experience, and proposed in the embodiment of the present invention
Scheme in, when detecting terminal and carrying out cell switching, determine that terminal is currently located the adjacent cell of cell, then, it is determined that adjacent
Femto cells in cell, then to the handover request of Femto cells transmission terminal, to cause Femto cells to be successfully accessed end
End, so, terminal, in switching, are not blindly to access adjacent cell, if there is Femto cells in adjacent cell, first into adjacent area
Femto cells send handover request, access Femto cells, it is to avoid Femto cells also can in the case of access terminal,
Macrocell is accessed, with Femto cells comparatively, macrocell traffic uptake is relatively low, the purpose of service distributing is realized, because
This, it is to avoid impact of a large number of services to macrocell, it is to avoid the influence to the quality of service of terminal, improve Consumer's Experience.
Brief description of the drawings
Fig. 1 is the detail flowchart of cell switching in the embodiment of the present invention；
Fig. 2 is the first embodiment of cell switching in the embodiment of the present invention；
Fig. 3 is the second embodiment of cell switching in the embodiment of the present invention；
Fig. 4 is the illustrative view of functional configuration of base station in the embodiment of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The all other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, represents there may be three kinds of passes
System, for example, A and/or B, can be represented：Individualism A, while there is A and B, these three situations of individualism B.In addition, herein
Middle character "/", it is a kind of relation of "or" to typically represent forward-backward correlation object.
In order to solve the problem of terminal traffic quality after switching present in prior art is relatively low, the embodiment of the present invention
In there is provided a kind of method of cell switching, the method for the switching includes：When detecting terminal and carrying out cell switching, it is determined that eventually
End is currently located the adjacent cell of cell；Determine the Femto cells in adjacent cell；The handover request of terminal is sent to Femto cells,
To cause Femto cells to be successfully accessed terminal, because in this programme, terminal, in switching, is not blindly to access adjacent cell, if adjacent
When there is Femto cells in cell, first the Femto cells into adjacent area send handover request, access Femto cells, it is to avoid
Also macrocell can be accessed in the case of access terminal, in Femto cells with Femto cells comparatively, macrocell traffic absorbs
Amount is relatively low, realizes the purpose of service distributing, therefore, it is to avoid impact of a large number of services to macrocell, it is to avoid to terminal
The influence of quality of service, improves Consumer's Experience.
The preferred embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
As shown in fig.1, providing a kind of method of cell switching in the embodiment of the present invention, this method embodiment flow is such as
Under：
Step 100：When detecting terminal and carrying out cell switching, determine that terminal is currently located the adjacent cell of cell；
Step 110：Determine the Femto cells in adjacent cell；
Step 120：The handover request of terminal is sent to Femto cells, to cause Femto cells to be successfully accessed terminal.
In the embodiment of the present invention, determining the mode of the Femto cells in adjacent cell has a variety of, for example, can be according to skew
Measure to determine the Femto cells in adjacent cell, in another example, it can also determine that the Femto in adjacent cell is small according to different frequency range
Area, further for example, the system message of adjacent cell transmission can also be intercepted, and the control channel peak power carried according to system message
Level value information determines the Femto cells in adjacent cell.
Wherein, the control channel maximal power level value information carried according to system message determines the Femto in adjacent cell
This mode of cell, it is not necessary to artificial to go operation, reduces complexity, improves efficiency；And Femto cells and macrocell
Control channel maximal power level value be not present overlapping part, this improves the accurate of the Femto cells determined
Degree.
Above-mentioned be to determine adjacent cell several embodiments, above-described embodiment is not limited in actual applications, also in the presence of it
His implementation, is no longer described in detail one by one herein.
In actual applications, when terminal is switched to another Femto cell from Femto cells, due to another Femto
The type for the Access Control pattern that cell may be used is closed mode, and the Femto cells of closed mode do not allow unauthorized
Terminal is accessed, if the terminal of switching cell is the terminal of the Femto cells of unauthorized access into closed pattern, even if terminal is multiple
To the Femto cells of closed mode send handover request so terminal all can handoff failure, if there are a large amount of closings in adjacent cell
During the Femto cells of pattern, terminal repeatedly will send handover request to the Femto cells of these closed modes, cause a large amount of
Signaling consumption, waste Internet resources, and cause terminal to fail to be switched to suitable adjacent cell in time and influence the industry of terminal
Business quality, reduces Consumer's Experience.
In the embodiment of the present invention, further, in order to avoid the waste of Internet resources, the quality of service of terminal is lifted, is carried
Consumer's Experience is risen, it is determined that after Femto cells in adjacent cell, the handover request of terminal is sent to Femto cells, to cause
Femto cells will also further determine that the Femto cells of closing access module in Femto cells before being successfully accessed terminal, that
, the handover request of terminal is now sent to Femto cells, during make it that Femto cells are successfully accessed terminal, preferably, being
Other Femto cells into Femto cells in addition to the Femto cells of closing access module send the handover request of terminal,
To cause other Femto cells to be successfully accessed terminal.
For example：Cell switching will be carried out by detecting terminal A, and the reception level value reported according to terminal A determines that terminal A is current
Place cell B adjacent cell is to have 2 Femto cells for being closed mode in 10, and 5 Femto cells, then, only
Other Femto cells into 5 Femto cells in addition to the Femto cells of 2 closed modes send terminal A handover request,
To cause the Femto cells of other access modules in Femto cells to be successfully accessed terminal.
Because the Femto cells of open mode allow the access of all terminals；A part for the Femto cells of mixed mode
Resource is used for all terminals, and another part resource only allows authorization terminal to use, therefore, is specified if terminal uses for unauthorized
The terminal of resource, then when terminal accesses the Femto cells of mixed mode, have some resources not use, and influences the business of terminal
Quality, in order to improve the utilization rate of resource, it is to avoid the influence to the quality of service of terminal, lifts Consumer's Experience, the present invention is implemented
In example, further, it is determined that in Femto cells after the Femto cells of closing access module, envelope is removed into Femto cells
Other Femto cells closed outside the Femto cells of access module send the handover request of terminal, to cause other Femto small
Area is successfully accessed before terminal, to determine in Femto cells the Femto cells of open access module, mixing access module
Femto cells；Now, other Femto cells into Femto cells in addition to the Femto cells of closing access module are sent
The handover request of terminal, to cause other Femto cells to be successfully accessed terminal, preferably, small to the Femto for opening access module
Area sends the handover request of terminal, in the failed access terminal of the Femto cells of open access module, to mixing access module
Femto cells send terminal handover request, to cause the Femto cells of mixed mode to be successfully accessed terminal.
In the embodiment of the present invention, the mode for the handover request for sending terminal to the Femto cells for opening access module has many
Kind, preferably, can be：It is split according to the corresponding size for receiving level value of the Femto cells of each opening access module
The Femto cells for putting access module carry out descending sort, and to the Femto cells of the opening access module after descending sort successively
The handover request of terminal is sent, until terminal is successfully accessed the Femto cells of any one open access module.
The embodiment of an above-mentioned simply handover request to the Femto cells transmission terminal for opening access module, in reality
In the application of border, it is also possible to have other modes that the handover request of terminal is sent to the Femto cells for opening access module, herein not
It is described in detail one by one again.
Similarly, the mode for the handover request for sending terminal to the Femto cells of mixing access module also has a variety of, preferably
, Ke Yiwei：According to the corresponding size for receiving level value of the Femto cells of each mixing access module, mixing is accessed
The Femto cells of pattern carry out descending sort, and send end successively to the Femto cells of the mixing access module after descending sort
The handover request at end, until terminal is successfully accessed the Femto cells of any one mixing access module.
An above-mentioned simply Femto cell to mixing access module sends the embodiment of the handover request of terminal, in reality
In the application of border, it is also possible to have other modes that the handover request of terminal is sent to the Femto cells of mixing access module, herein not
It is described in detail one by one again.
For example：Terminal A will carry out cell switching, and the adjacent area that terminal A is currently located cell has 20, wherein, there are 5 to open
The Femto cells of mode playback（The reception level value of Femto cells 1<The reception level value of Femto cells 3<Femto cells 5
Receive level value<The reception level value of Femto cells 2<The reception level value of Femto cells 4）, 5 are mixed mode
Femto cells（The reception level value of Femto cells 6<The reception level value of Femto cells 8<The reception level of Femto cells 9
Value<The reception level value of Femto cells 7<The reception level value of Femto cells 10）, then, it is first open mode to 5
Femto cells send handover request, are specially：Handover request first is sent to Femto cells 4, if being successfully accessed, stops sending
Handover request；Otherwise, handover request is sent to Femto cells 2, if being successfully accessed, stops sending handover request；Otherwise, to
Femto cells 5 send handover request, if being successfully accessed, and stop sending handover request；Otherwise, send and cut to Femto cells 3
Request is changed, if being successfully accessed, stops sending handover request；Otherwise, handover request is sent to Femto cells 1, if successfully connecing
Enter, then stop sending handover request；Otherwise, to the Femto cells transmission handover request that 5 are mixed mode, process and to 5
The process that the Femto cells of open mode send handover request is similar, is no longer described in detail one by one herein.
In the embodiment of the present invention, if any one Femto cell into adjacent area is sent after handover request, access is lost
Lose, that is to say, that the failed access terminal of Femto cells, now, the macrocell in adjacent cell is also predefined；Sent out to macrocell
Make arrangements for his funeral the handover request at end, to cause macrocell to be successfully accessed terminal.
In the embodiment of the present invention, the mode of the handover request of terminal is sent to macrocell a variety of, preferably, according to each
The corresponding size for receiving level value of individual macrocell, descending sort is carried out to macrocell；And to the macrocell after descending sort according to
The secondary handover request for sending terminal, until terminal is successfully accessed any one macrocell.
A kind of implementation of the above-mentioned handover request that terminal is simply sent to macrocell, in actual applications, also has many
Other implementations are planted, are no longer described in detail one by one herein.
Embodiment, concrete application scene given below, the process switched for cell, make for a better understanding of the present invention
Go out to be described in further detail, it is specific as shown in Figure 2：
Embodiment one：
Step 200：When detecting terminal A and carrying out cell switching, determine that terminal A is currently located the adjacent area of cell and has 10
It is individual；
In this step, the downlink measurements for being currently located cell and adjacent area are reported and are currently located cell by terminal A,
Downlink measurements include the reception level value and the quality of reception for being currently located cell, and specified adjacent area（For example, most strong adjacent
Area）Reception level value, be currently located the downlink measurements that cell is reported according to terminal, will meet receive level value cell
It is defined as adjacent area.
Step 210：Determining has 6 Femto cells and 4 macrocells in 10 adjacent areas；
Step 220：The Femto cells of 3 open modes in 6 Femto cells are dropped according to level value is received
Sequence sorts, and the order of the Femto cells according to the open mode after descending sort, successively to the Femto cells of open mode
Send handover request；
Step 230：The failed access terminal A of Femto cells of open mode, then mix 2 in 6 Femto cells
The Femto cells of syntype carry out descending sort according to level value is received, and according to the Femto of the mixed mode after descending sort
The order of cell, sends handover request to the Femto cells of mixed mode successively；
Step 240：The minimum Femto cell access terminals A of level value are received in the Femto cells of mixed mode, are stopped
Only send handover request.
Certainly, in actual applications, Femto cells may be due to loading the reason such as more, failed access terminal A, this
When, macrocell that be into adjacent area sends handover request, to cause macrocell access terminal A, specific as shown in Figure 3：
Embodiment two：
Step 300：When detecting terminal A and carrying out cell switching, determine that terminal A is currently located the adjacent area of cell and has 10
It is individual；
In this step, the downlink measurements for being currently located cell and adjacent area are reported and are currently located cell by terminal A,
Downlink measurements include the reception level value and the quality of reception for being currently located cell, and specified adjacent area（For example, most strong adjacent
Area）Reception level value, be currently located the downlink measurements that cell is reported according to terminal, will meet receive level value cell
It is defined as adjacent area.
Step 310：Determining has 4 Femto cells and 6 macrocells in 10 adjacent areas；
Step 320：The Femto cells of 3 open modes in 4 Femto cells are dropped according to level value is received
Sequence sorts, and the order of the Femto cells according to the open mode after descending sort, successively to the Femto cells of open mode
Send handover request；
Step 330：The failed access terminal A of Femto cells of open mode, then 1 into 4 Femto cells is mixed
The Femto cells of syntype send handover request；
Step 340：The non-access terminal A of Femto cells of mixed mode, enters to by 6 macrocells according to level value is received
Row descending sort, and according to the order of the macrocell after descending sort, handover request is sent to macrocell successively, receive level value
Positioned at the 3rd macrocell access terminal, then stop sending handover request.
Based on above-mentioned technical proposal, as shown in fig.4, the embodiment of the present invention provides a kind of base station, it is single that base station includes detection
Member 40, determining unit 41, and transmitting element 42, wherein,
Detection unit 40, when carrying out cell switching for detecting terminal, determines that terminal is currently located the adjacent small of cell
Area；
Determining unit 41, for determining the femto Femto cells in adjacent cell；
Transmitting element 42, the handover request for sending terminal to Femto cells, to cause Femto cells to be successfully accessed
Terminal.
In the embodiment of the present invention, preferably, determining unit 41 specifically for：
Receive the system message that adjacent cell is sent；
The control channel maximal power level value information carried according to system message determines the Femto cells in adjacent cell.
In the embodiment of the present invention, further, determining unit 41 is additionally operable to：
Determine the Femto cells of closing access module in Femto cells.
In the embodiment of the present invention, preferably, transmitting element 42 specifically for：
Other Femto cells into Femto cells in addition to the Femto cells of closing access module send cutting for terminal
Request is changed, to cause other Femto cells to be successfully accessed terminal.
In the embodiment of the present invention, further, determining unit 41 is additionally operable to：
Determine Femto cells, the Femto cells of mixing access module of open access module in Femto cells；
In the embodiment of the present invention, preferably, transmitting element 42 specifically for：
The handover request of terminal is sent to the Femto cells for opening access module, in the Femto cells of open access module
During failed access terminal, the handover request of terminal is sent to the Femto cells of mixing access module, to cause mixed mode
Femto cells are successfully accessed terminal.
In the embodiment of the present invention, preferably, transmitting element 42 specifically for：According to each opening access module
The corresponding size for receiving level value of Femto cells, the Femto cells to open access module carry out descending sort；
And send the handover request of terminal successively to the Femto cells of the opening access module after descending sort, until eventually
End is successfully accessed the Femto cells of any one open access module.
In the embodiment of the present invention, preferably, transmitting element 42 specifically for：According to each mixing access module
The corresponding size for receiving level value of Femto cells, the Femto cells to mixing access module carry out descending sort；
And send the handover request of terminal successively to the Femto cells of the mixing access module after descending sort, until eventually
End is successfully accessed the Femto cells of any one mixing access module.
In the embodiment of the present invention, further, determining unit 41 is additionally operable to：If the failed access terminal of Femto cells, really
Determine the macrocell in adjacent cell；
In the embodiment of the present invention, preferably, transmitting element 42 specifically for：The handover request of terminal is sent to macrocell,
To cause macrocell to be successfully accessed terminal.
In the embodiment of the present invention, preferably, transmitting element 42 specifically for：
According to the corresponding size for receiving level value of each macrocell, descending sort is carried out to macrocell；
And send the handover request of terminal successively to the macrocell after descending sort, until terminal be successfully accessed it is any one grand
Cell.
In summary, there is provided a kind of method of cell switching in the embodiment of the present invention, the method for the switching includes：Detection
When carrying out cell switching to terminal, determine that terminal is currently located the adjacent cell of cell；Determine the Femto cells in adjacent cell；
The handover request of terminal is sent to Femto cells, to cause Femto cells to be successfully accessed terminal, due in this programme, carrying out
When cell switches, first determine that the Femto cells in adjacent cell send handover request to Femto cells again, switch over, be not blind
Mesh switches, and Femto cells are higher than macrocell traffic uptake, realize the purpose of service distributing, it is to avoid a large number of services
Impact to macrocell, therefore, in technical scheme, improves the quality of service of terminal, and then improve user's body
Test.
Meanwhile, in actual applications, when terminal is switched to another Femto cell from Femto cells, due to another
The type for the Access Control pattern that Femto cells may be used is closed mode, and the Femto cells of closed mode do not allow not
Authorization terminal access, then terminal will handoff failure, if there is the Femto cells of a large amount of closed modes in adjacent cell, eventually
End repeatedly will send handover request to the Femto cells of these closed modes, cause substantial amounts of signaling consumption, waste network money
Source, and cause terminal to fail to be switched to suitable adjacent cell in time and influence the quality of service of terminal, reduce Consumer's Experience.
In order to avoid above mentioned problem, in the embodiment of the present invention, the handover request of terminal is being sent to Femto cells, so that
Femto cells when being successfully accessed terminal, other into Femto cells in addition to the Femto cells of closing access module
Femto cells send the handover request of terminal, to cause other Femto cells to be successfully accessed terminal, so, it is to avoid network money
The waste in source, improves the quality of service of terminal, and Consumer's Experience.
The present invention is with reference to method according to embodiments of the present invention, equipment（System）And the flow of computer program product
Figure and/or block diagram are described.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram
Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided
The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real
Present one flow of flow chart or one square frame of multiple flows and/or block diagram or the device of the function in multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which is produced, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
Function in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that in meter
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function in individual square frame or multiple square frames.
Although having been described for the above embodiment of the present invention, those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to include
State embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification without departing from this hair to the embodiment of the present invention
The spirit and scope of bright embodiment.So, if these modifications and variations of the embodiment of the present invention belong to the claims in the present invention
And its within the scope of equivalent technologies, then the present invention is also intended to comprising including these changes and modification.
Claims (14)
1. a kind of method of cell switching, it is characterised in that including：
When detecting terminal and carrying out cell switching, determine that the terminal is currently located the adjacent cell of cell；
Determine the femto Femto cells in the adjacent cell；
Determine the Femto cells of closing access module in the Femto cells；
Other Femto cells into the Femto cells in addition to the Femto cells of the closing access module send described
The handover request of terminal, to cause other described Femto cells to be successfully accessed the terminal.
2. the method as described in claim 1, it is characterised in that the Femto cells in the determination adjacent cell, specific bag
Include：
Receive the system message that the adjacent cell is sent；
Determine that the Femto in the adjacent cell is small according to the control channel maximal power level value information that the system message is carried
Area.
3. the method as described in claim 1, it is characterised in that it is determined that closing access module in the Femto cells
After Femto cells, other Femto into the Femto cells in addition to the Femto cells of the closing access module are small
Area sends the handover request of the terminal, to cause other described Femto cells to be successfully accessed before the terminal, in addition to：
Determine the Femto cells of the Femto cells of open access module and mixing access module in the Femto cells；
Described other Femto cells into the Femto cells in addition to the Femto cells of the closing access module are sent
The handover request of the terminal, to cause other described Femto cells to be successfully accessed the terminal, is specifically included：
The handover request of the terminal is sent to the Femto cells for opening access module, in the open access module
When Femto cells access the terminal not successfully, the switching of the terminal is sent to the Femto cells of the mixing access module
Request, to cause the Femto cells of the mixed mode to be successfully accessed the terminal.
4. method as claimed in claim 3, it is characterised in that described to be sent to the Femto cells for opening access module
The handover request of the terminal, is specifically included：
According to the corresponding size for receiving level value of the Femto cells of each opening access module, to open access module
Femto cells carry out descending sort；
And send the handover request of the terminal successively to the Femto cells of the opening access module after descending sort, until institute
State the Femto cells that terminal is successfully accessed any one open access module.
5. the method as described in claim 3 or 4, it is characterised in that the Femto cells to mixing access module send institute
The handover request of terminal is stated, is specifically included：
According to the corresponding size for receiving level value of the Femto cells of each mixing access module, to mixing access module
Femto cells carry out descending sort；
And send the handover request of the terminal successively to the Femto cells of the mixing access module after descending sort, until institute
State the Femto cells that terminal is successfully accessed any one mixing access module.
6. the method as described in claim 1, it is characterised in that also include：
If the Femto cells access the terminal not successfully, the macrocell in the adjacent cell is determined；
The handover request of the terminal is sent to the macrocell, to cause the macrocell to be successfully accessed the terminal.
7. method as claimed in claim 6, it is characterised in that the switching for sending the terminal to the macrocell please
Ask, specifically include：
According to the corresponding size for receiving level value of each macrocell, descending sort is carried out to the macrocell；
And send the handover request of the terminal successively to the macrocell after descending sort, until the terminal is successfully accessed arbitrarily
One macrocell.
8. a kind of base station, it is characterised in that including：
Detection unit, when carrying out cell switching for detecting terminal, determines that the terminal is currently located the adjacent cell of cell；
Determining unit, for determining the femto Femto cells in the adjacent cell, and determines to seal in the Femto cells
Close the Femto cells of access module；
Transmitting element, for other into the Femto cells in addition to the Femto cells of the closing access module
Femto cells send the handover request of the terminal, to cause other described Femto cells to be successfully accessed the terminal.
9. base station as claimed in claim 8, it is characterised in that the determining unit specifically for：
Receive the system message that the adjacent cell is sent；
Determine that the Femto in the adjacent cell is small according to the control channel maximal power level value information that the system message is carried
Area.
10. base station as claimed in claim 8, it is characterised in that the determining unit is additionally operable to：
Determine Femto cells, the Femto cells of mixing access module of open access module in the Femto cells；
The transmitting element specifically for：
The handover request of the terminal is sent to the Femto cells for opening access module, in the Femto of the open access module
When cell accesses the terminal not successfully, the handover request of the terminal is sent to the Femto cells of mixing access module, so that
The Femto cells for obtaining the mixed mode are successfully accessed the terminal.
11. base station as claimed in claim 10, it is characterised in that the transmitting element specifically for：According to each opening
The corresponding size for receiving level value of Femto cells of access module, the Femto cells to open access module carry out descending row
Sequence；
And send the handover request of the terminal successively to the Femto cells of the opening access module after descending sort, until institute
State the Femto cells that terminal is successfully accessed any one open access module.
12. the base station as described in claim 10 or 11, it is characterised in that the transmitting element specifically for：According to each
The corresponding size for receiving level value of Femto cells of mixing access module, the Femto cells to mixing access module drop
Sequence sorts；
And send the handover request of the terminal successively to the Femto cells of the mixing access module after descending sort, until institute
State the Femto cells that terminal is successfully accessed any one mixing access module.
13. base station as claimed in claim 8, it is characterised in that the determining unit is additionally operable to：If the Femto cells are not
The terminal is successfully accessed, the macrocell in the adjacent cell is determined；
The transmitting element specifically for：The handover request of the terminal is sent to the macrocell, to cause the macrocell
It is successfully accessed the terminal.
14. base station as claimed in claim 13, it is characterised in that the transmitting element specifically for：
According to the corresponding size for receiving level value of each macrocell, descending sort is carried out to macrocell；
And send the handover request of the terminal successively to the macrocell after descending sort, until the terminal is successfully accessed arbitrarily
One macrocell.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101651961A (en) * | 2008-08-11 | 2010-02-17 | 华为技术有限公司 | Method and terminal for reselecting cell |
| CN101784087A (en) * | 2009-01-16 | 2010-07-21 | 华为技术有限公司 | Method, device and system for reporting measurement report |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101572885B1 (en) * | 2008-10-30 | 2015-11-30 | 엘지전자 주식회사 | Method of handover and base station information transmission in wireless communication system |
| CN101742595B (en) * | 2008-11-06 | 2012-05-09 | 中兴通讯股份有限公司 | Method for reselecting cell in home base station cell scene |
| CN101841871A (en) * | 2009-03-17 | 2010-09-22 | 中兴通讯股份有限公司 | Cell reselection method and device based on home NB cell |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101651961A (en) * | 2008-08-11 | 2010-02-17 | 华为技术有限公司 | Method and terminal for reselecting cell |
| CN101784087A (en) * | 2009-01-16 | 2010-07-21 | 华为技术有限公司 | Method, device and system for reporting measurement report |
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