CN107172667A - Management method, system, electronic equipment and the mobile terminal of access point cluster - Google Patents
Management method, system, electronic equipment and the mobile terminal of access point cluster Download PDFInfo
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- CN107172667A CN107172667A CN201710359435.9A CN201710359435A CN107172667A CN 107172667 A CN107172667 A CN 107172667A CN 201710359435 A CN201710359435 A CN 201710359435A CN 107172667 A CN107172667 A CN 107172667A
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- access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0077—Transmission or use of information for re-establishing the radio link of access information of target access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
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Abstract
The embodiments of the invention provide the management method of access point cluster, system, electronic equipment and mobile terminal, the management method that the access point clusters includes：The first preference table is obtained, wherein, the first preference table is determined according to the data cached in data preference table and access point by the second preset algorithm, preference of the content identification access point in the first preference table to the mobile terminal of transmission request of data；Data preference table is according to request of data and history Download History, it is determined by the first preset algorithm, mark sends the mobile terminal of request of data to the preferences of the first data in data preference table, and the first data are the mobile terminal data to be asked of the transmission request of data calculated；According to the first preference table, the data cube computation set up between access point and the mobile terminal for sending request of data.The switching times of access point can be reduced, the communication resource is saved.
Description
Technical field
The present invention relates to communication technical field, the more particularly to management method of access point cluster, system, electronic equipment and shifting
Dynamic terminal.
Background technology
Mobile communications network develops into forth generation from initial first generation analog cellular system, and radius of society is continuous always
Ground reduces, and cell density is then in constantly increase always.The pattern of this cell densification has been the appearance of mobile communications network
Amount improves thousand times of gain.In fact, in existing mobile communications network, having there is substantial amounts of micro radio access point
(including all kinds of cells, such as Microcell, picocell, Home eNodeB and relaying), these cells can be to market, stadium
Etc. user aggregation region carry out focus covering, heterogeneous network is constituted together with macro base station, a large amount of high-speed mobile datas are brought
Access.With the high speed development of mobile communication, higher and higher compactness is presented in cell, and existing heterogeneous network is also progressively to super
Intensive heterogeneous network (heterogeneous network collectively formed by the cell of basic macro base station and densification) evolution.
Access point, which clusters, to be referred to the process of select certain amount of access point to serve same mobile terminal, is connect existing
In the management method that access point clusters, the access point of predetermined number can be averagely configured in the range of efficient communication for mobile terminal.But
It is the method using this average configuring access point, can causes in the access point serviced for mobile terminal and not comprising movement end
Data required for end, so as to cause mobile terminal frequent switching access point, waste the communication resource.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of management method, system, electronic equipment and the movement of access point cluster
Terminal, to realize the switching times for reducing access point, saves the communication resource.Concrete technical scheme is as follows：
In a first aspect, the embodiments of the invention provide a kind of management method of access point cluster, end is provided applied to data
Local control centre or access point, including：
The first preference table is obtained, wherein, the first preference table in data preference table and access point according to caching
Data, are determined by the second preset algorithm, and the content identification described access point in the first preference table is to sending number
According to the preference of the mobile terminal of request；The data preference table passes through according to the request of data and history Download History
One preset algorithm is determined, and mark sends the mobile terminal of the request of data to the first data in the data preference table
Preference, first data are the mobile terminal for sending the request of data calculated data to be asked；
According to the first preference table, the number set up between described access point and the mobile terminal for sending the request of data
According to connection.
Optionally, when the management method of described access point cluster is applied to the local control centre, the acquisition first
Preference table, including：
Obtain the data cached in the request of data and each described access point；
The data Download History of the mobile terminal recorded in the history Download History is inquired about according to the request of data, and
By first preset algorithm, the data preference table is determined；
According to the data cached in the data preference table and each described access point, each described access point is determined respectively
The first preference table；
Accordingly, it is described according to the first preference table, described access point is set up with sending the shifting of the request of data
The data cube computation of dynamic terminal room, including：
The corresponding first preference table is sent to each described access point, so that each described access point is according to described
First preference table sets up the data cube computation of the mobile terminal with sending the request of data.
Optionally, when the management method that described access point clusters is applied to described access point, the preference of acquisition first
Table, including：
Step A, receives the data preference table sent by the local control centre, wherein, the data preference table
For the local control centre inquires about the data of the mobile terminal recorded in the history Download History according to the request of data
Download History, is determined by first preset algorithm；
Step B, obtains the data cached in current access point；
Step C, according to the data cached in the data preference table and the current access point, passes through the second pre- imputation
Method, determines the first preference table of the current access point；
Accordingly, it is described according to the first preference table, described access point is set up with sending the shifting of the request of data
The data cube computation of dynamic terminal room, including：
Step D, chooses preference highest mobile terminal in the first preference table of the current access point and is used as first
Mobile terminal, and send service request to first mobile terminal；
Step E, when receiving granted service instruction, sets up between the current access point and first mobile terminal
Data cube computation, wherein, granted service instruction be by first mobile terminal after the service request is received, according to
Second preference table judges that the current access point meets what is sent after default preferences；The second preference table is by described
First mobile terminal is carried out according to the channel conditions between first mobile terminal and described access point by the 3rd preset algorithm
It is determined that, the second preference table identifies preference of first mobile terminal to described access point；
Step F, when receiving refusal service order, first mobile terminal is deleted from the first preference table
Remove, return to step D is continued executing with, movement is not present until receiving in the granted service instruction or the first preference table
Terminal, wherein, the refusal service order is by first mobile terminal after the service request is received, according to second
Preference table judges that the current access point does not meet what is sent after default preferences.
Optionally, first preset algorithm includes：
By formulaCount respectively
The preference for the data that each mobile terminal for sending the request of data can request that to future is calculated, it is inclined as the data
Good table, wherein, the PucFor preferences of the mobile terminal u to data c, the Γ (u1) it is mobile terminal u1Neighbor node
Quantity, the Γ (u2) it is mobile terminal u2Neighbor node quantity, it is describedFor mobile terminal u1With shifting
Dynamic terminal u2Jie Kade jaccard index of similarity, the zucFor binary indicator variable, if the mobile terminal u was downloaded
The data c, the then zucValue be 1, be otherwise 0, it is describedRepresent the mobile terminal u1With
The mobile terminal u2Cosine similarity on content is downloaded, it is describedFor the mobile end recorded in the history Download History
Hold the set for the data downloaded；
Accordingly, second preset algorithm includes：
By formulaThe current access point is calculated respectively to each
The preference of the mobile terminal of the request of data is sent, wherein, the Wa(u) it is preferences of the access point a to mobile terminal u
Degree, the yacFor binary indicator variable, if being stored with data c, y in access point aacValue be 1, be otherwise 0.
Second aspect, the embodiments of the invention provide a kind of management method of access point cluster, applied to mobile terminal, bag
Include：
Send request of data；
The service request sent by an at least access point is received, the channel between the first access point and current mobile terminal is determined
Situation, wherein, first access point be all access points in send the access point of the service request or all accesses
Point；
According to the channel conditions, by the 3rd preset algorithm, determine the current mobile terminal to each described respectively
The preference of first access point, is used as the second preference table；
In the second preference table, the access point for meeting default preferences is chosen, Service Access Point is used as；
Granted service instruction is sent to the Service Access Point, the data cube computation with the Service Access Point is set up.
Optionally, the 3rd preset algorithm includes：
By formulaDescribed work as is calculated respectively
Preceding mobile terminal-pair each sends the preference of the access point of service request, the Vu(a) for mobile terminal u to access point a's
Preference, the BW is the bandwidth between the mobile terminal u and described access point a, the PaFor described access point a transmission work(
Rate, the GaFor described access point a antenna gain, the GaFor the antenna gain of the mobile terminal u, the gauTo be described
Access point a and mobile terminal u channel gain, it is describedTo be d when distanceuaWhen path loss, it is described
N0For noise.
The third aspect, the embodiments of the invention provide a kind of management system of access point cluster, end is provided applied to data
Local control centre or access point, including：
First preference table determining module, for obtaining the first preference table, wherein, the first preference table is according to number
According to the data cached in preference table and access point, it is determined by the second preset algorithm, it is interior in the first preference table
Hold preference of the mark described access point to the mobile terminal of transmission request of data；The data preference table please according to the data
Ask and history Download History, be determined by the first preset algorithm, mark sends the data and asked in the data preference table
The mobile terminal asked is to the preference of the first data, and first data are the movement of the transmission request of data calculated
Terminal future data to be asked；
Data cube computation sets up module, for according to the first preference table, setting up described access point with sending the number
According to the data cube computation between the mobile terminal of request.
Fourth aspect, the embodiments of the invention provide a kind of management system of access point cluster, applied to mobile terminal, bag
Include：
Request of data sending module, for sending request of data；
Channel conditions determining module, for receiving the service request sent by an at least access point, determines the first access point
Channel conditions between current mobile terminal, wherein, first access point be all access points in send the service request
Access point or thus all access points；
Second preference table determining module, for according to the channel conditions, by the 3rd preset algorithm, institute to be determined respectively
Preference of the current mobile terminal to each first access point is stated, the second preference table is used as；
Service Access Point determining module, in the second preference table, choosing the maximum preceding number of threshold values of preference
Amount access point, is used as Service Access Point；
Instruction sending module, granted service instruction is sent to the Service Access Point, is set up and the Service Access Point
Data cube computation.
5th aspect, the embodiments of the invention provide a kind of electronic equipment, including processor, communication interface, memory and
Communication bus, wherein, processor, communication interface, memory completes mutual communication by communication bus；
Memory, for depositing computer program；
Processor, for performing during the program deposited on memory, realizes any institute of first aspect of the embodiment of the present invention
The method and step stated.
6th aspect, the embodiments of the invention provide a kind of mobile terminal, including processor, communication interface, memory and
Communication bus, wherein, processor, communication interface, memory completes mutual communication by communication bus；
Memory, for depositing computer program；
Processor, for performing during the program deposited on memory, realizes any institute of second aspect of the embodiment of the present invention
The method and step stated.
7th aspect, the embodiments of the invention provide a kind of computer-readable recording medium, the computer-readable storage
Dielectric memory contains computer program, and the computer program realizes that first aspect of the embodiment of the present invention is appointed when being executed by processor
Method and step described in one.
Eighth aspect, the embodiments of the invention provide a kind of computer-readable recording medium, the computer-readable storage
Dielectric memory contains computer program, and the computer program realizes that second aspect of the embodiment of the present invention is appointed when being executed by processor
Method and step described in one.
Management method, system, electronic equipment and the mobile terminal of access point cluster provided in an embodiment of the present invention, by obtaining
First preference table, wherein, the first preference table is default by second according to the data cached in data preference table and access point
Algorithm is determined, preference of the content identification access point in the first preference table to the mobile terminal of transmission request of data；
Data preference table is determined according to request of data and history Download History by the first preset algorithm, the acceptance of the bid of data preference table
The mobile terminal for sending request of data is known to the preference of the first data, and the first data are the transmission request of data calculated
Mobile terminal data to be asked；According to the first preference table, set up between access point and the mobile terminal for sending request of data
Data cube computation.The switching times of access point can be reduced, the communication resource is saved.Certainly, any product or the side of the present invention is implemented
Method must be not necessarily required to while reaching all advantages of the above.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 for the access point cluster of the embodiment of the present invention management method be applied to data provide end local control centre or
Schematic flow sheet during access point；
Fig. 2 is applied to schematic flow sheet during mobile terminal for the management method of the access point cluster of the embodiment of the present invention；
Fig. 3 is a kind of application scenarios schematic diagram of the management method of the access point cluster of the embodiment of the present invention；
Fig. 4 is the schematic diagram clustered of the embodiment of the present invention；
Fig. 5 is the mobile terminal density of the embodiment of the present invention and the curve map of average throughput；
Fig. 6 is the mobile terminal density of the embodiment of the present invention and the curve map of average access point switching times；
Fig. 7 is mobile terminal of embodiment of the present invention density and the curve map of the equitable degree communicated；
Fig. 8 for the access point cluster of the embodiment of the present invention management system application in data provide end local control centre or
The schematic diagram of access point；
Fig. 9 is schematic diagram of the management system application of the access point cluster of embodiment of the present invention when mobile terminal；
Figure 10 is the schematic diagram of the electronic equipment of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Access point switching can cause data transmission delay, reduce Consumer's Experience.Access point switching simultaneously can also cause signaling
The increase of expense, wastes the communication resource.To reduce the number of times of access point switching, the embodiments of the invention provide one kind access first
The management method of point cluster.
Referring to Fig. 1, Fig. 1 is applied to the local control that data provide end for the management method of the access point cluster of the embodiment of the present invention
Schematic flow sheet when center processed or access point, including：
S101, obtains the first preference table, wherein, the first preference table in data preference table and access point according to caching
Data, are determined by the second preset algorithm, and the content identification access point in the first preference table is to sending request of data
The preference of mobile terminal；Data preference table is carried out true according to request of data and history Download History by the first preset algorithm
Fixed, mark sends preference of the mobile terminal to the first data of request of data in data preference table, and the first data are calculating
The mobile terminal of the transmission request of data gone out data to be asked.
Mobile terminal sends request of data, and access point receives the request of data sent by mobile terminal.According to request of data
Query history Download History, it is determined that the mobile terminal for sending request of data treats the data preference table of the data of request.According to inclined
The data cached in degree table and access point well, determine access point to sending the first preference table of the mobile terminal of request of data.
Local control centre or access point obtain the first preference table.
S102, according to the first preference table, the data cube computation set up between access point and the mobile terminal for sending request of data.
Local control centre or access point choose access point preference highest mobile terminal in the first preference table,
Service request is sent to the mobile terminal by the access point, to set up data cube computation between the two.
In embodiments of the present invention, according to the data cached in mobile terminal data to be asked and access point, is determined
One preference table, the data cube computation of mobile terminal of the access point with sending request of data is set up according to the first preference table, it is considered to
The data cached in access point, it is possible to reduce access point switching times, so as to reduce data delay, reduce signaling consumption, section
The about communication resource.
Optionally, when the management method of the access point cluster of the embodiment of the present invention is applied to local control centre, the is obtained
One preference table, including：
Step one, the data cached in request of data and each access point are obtained.
Local control centre obtains the request of data received by access point, and all connecing of obtaining that local control centre has under its command
The data cached in access point.
Step 2, according to the data Download History of the mobile terminal recorded in request of data query history Download History, and
By the first preset algorithm, data preference table is determined.
Local control centre is according to request of data query history Download History, it is determined that the mobile terminal with sending request of data
Similar mobile terminal (the high mobile terminal of similarity in terms of request of data).And calculate the mobile end for sending request of data
End, has downloaded and has sent the preference for the data that the mobile terminal of request of data is not downloaded to similar mobile terminal.
Step 3, according to the data cached in data preference table and each access point, determines the of each access point respectively
One preference table.
Local control centre determines the first preference table of each access point, convenient subsequently inclined according to the first of each access point
Good table, sets up the data cube computation of each access point and mobile terminal.
Accordingly, according to the first preference table, the data set up between access point and the mobile terminal for sending request of data connect
Connect, including：
Corresponding first preference table is sent to each access point, so that each access point is set up according to the first preference table
With the data cube computation for the mobile terminal for sending request of data.
Local control centre sends the corresponding first preference table of the access point to each access point respectively, so as to each connect
Access point sends service request to the mobile terminal of itself most preference, to set up data cube computation.
In embodiments of the present invention, local control centre obtains the first preference table, is set up and connect according to the first preference table
The data cube computation of mobile terminal of the access point with sending request of data, it is contemplated that the data cached in access point, it is possible to reduce access
Point switching times, so as to reduce data delay, reduce signaling consumption, save the communication resource.
Optionally, when the management method that the access point of the embodiment of the present invention clusters is applied to access point, first is obtained inclined
Table is spent well, including：
Step A, receives the data preference table sent by local control centre, wherein, data preference table is, in local control
The heart passes through the first preset algorithm according to the data Download History of the mobile terminal recorded in request of data query history Download History
Determine.
Optionally, this method also includes before step A：
The request of data sent by mobile terminal is received, request of data is sent to local control centre.
Local control centre is after request of data is obtained, query history Download History, and by the first preset algorithm, it is determined that
Data preference table.Local control centre sends the data preference table to each access point.In embodiments of the present invention, local control
Center can reduce the processing load of local control centre without the first preference table of each access point of calculating.
It is not that each access point can receive request of data, each access point can obtain data preference table at that time.
In embodiments of the present invention, access point receives the request of data sent by mobile terminal, determines that data preference table is provided to be follow-up
Premise.
Step B, obtains the data cached in current access point.
Access point obtains the data cached in itself, without uploading local control centre, reduces signaling consumption.
Step C, according to the data cached in data preference table and current access point, by the second preset algorithm, it is determined that working as
First preference table of preceding access point；
Current access point judges the data of own cache, if included in data preference table, and according to data preference table
In each data preference, respectively determine current access point itself to it is each transmission request of data mobile terminal preference.
Accordingly, according to the first preference table, the data set up between access point and the mobile terminal for sending request of data connect
Connect, including：
Step D, chooses preference highest mobile terminal in the first preference table of current access point and is moved as first
Terminal, and send service request to the first mobile terminal.
First service request is sent to the mobile terminal of most preference, it is ensured that the data user rate highest cached in access point, from
And reduce access point switching times.
Step E, when receiving granted service instruction, the data set up between current access point and the first mobile terminal connect
Connect, wherein, granted service instruction be by the first mobile terminal upon receipt of a service request, according to the second preference table judge work as
Preceding access point meets what is sent after default preferences；Second preference table by the first mobile terminal according to the first mobile terminal with
Channel conditions between access point, are determined by the 3rd preset algorithm, and the second preference table identifies the docking of the first mobile terminal
The preference of access point；
Mobile terminal can determine whether current access point meets pre- after service order is received according to the second preference table
If preferences, granted service instruction is just sent if meeting；If not meeting, mobile terminal just sends refusal service order.Second
Preference table is that mobile terminal is determined according to itself channel conditions between each access point.Default preferences are to meet this hair
The access point that any condition of bright embodiment, such as preference are more than preset value is the access point for meeting default preferences, or
The access point of default value before preference ranking (such as 1 or bigger, two or more, or 3 or bigger) is to meet default preferences
Access point.
Step F, when receiving refusal service order, the first mobile terminal is deleted from the first preference table, returned
Step D is continued executing with, and mobile terminal is not present until receiving in granted service instruction or the first preference table, wherein, refusal
Service order be by the first mobile terminal upon receipt of a service request, judge that current access point is not inconsistent according to the second preference table
Close what is sent after default preferences.
In embodiments of the present invention, access point obtain the first preference table, according to the first preference table set up access point with
Send the data cube computation of the mobile terminal of request of data, it is contemplated that the data cached in access point, it is possible to reduce access point switches
Number of times, so as to reduce data delay, reduces signaling consumption, saves the communication resource.And the first inclined of itself is calculated by access point
Good table, alleviates the calculating pressure of local control centre.
In embodiments of the present invention, local control centre is according to caching in mobile terminal data to be asked and access point
Data, determine the first preference table, and the number of mobile terminal of the access point with sending request of data is set up according to the first preference table
According to connection, it is contemplated that the data cached in access point, it is possible to reduce access point switching times, so as to reduce data delay, reduce
Signaling consumption, saves the communication resource.
Optionally, the first preset algorithm includes：
By formulaCount respectively
The preference that each mobile terminal for sending request of data treats the data of request is calculated, as data preference table, wherein, PucFor
Mobile terminal u is to data c preference, Γ (u1) it is mobile terminal u1Neighbor node quantity, Γ (u2) it is mobile terminal u2
Neighbor node quantity,For mobile terminal u1With mobile terminal u2Jie Kade jaccard similarities refer to
Mark, zucFor binary indicator variable, if mobile terminal u downloaded data c, zucValue be 1, be otherwise 0,Represent mobile terminal u1With mobile terminal u2Cosine similarity on content is downloaded,For history
The set for the data that the mobile terminal recorded in Download History has been downloaded.
The social networks between each access point are obtained, neighbor node is determined according to social networks, wherein, neighbor node refers to society
Friendship relation is an access point jumped.Such as mobile terminal a and mobile terminal b address list good friend, then mobile terminal a and movement each other
Terminal b is neighbor node, or mobile terminal a and mobile terminal b social software good friend each other, then mobile terminal a and mobile terminal b
For neighbor node.Determine data preference table according to social networks, it is determined that data preference table it is accurate.So as to inclined according to data
The first preference table that degree table is determined well is also more preferably accurate, can reduce the number of times of access point switching.
Accordingly, the second preset algorithm includes：
By formulaCurrent access point is calculated respectively to send to each
The preference of the mobile terminal of request of data, wherein, Wa(u) for access point a to mobile terminal u preference, yacRefer to for binary
Show variable, if being stored with data c, y in access point aacValue be 1, be otherwise 0.
In embodiments of the present invention, the specific calculating process of the first preset algorithm and the second preset algorithm, first are given
The calculating of preference table is accurate, so as to reduce the number of times of access point switching.
Referring to Fig. 2, flow when Fig. 2 is applied to mobile terminal for the management method of the access point cluster of the embodiment of the present invention is shown
It is intended to, including：
S201, sends request of data.
S202, receives the service request sent by an at least access point, determines between the first access point and current mobile terminal
Channel conditions, wherein, the first access point be all access points in send service request access point or all access points.
The service request of acquisition for mobile terminal is to be determined to send out according to the first preference table by local control centre or access point
Send.
Mobile terminal can determine whether itself channel between access point after the service request that an at least access point is sent is obtained
Situation.It can think corresponding to determine the channel status between current mobile terminal and each access point respectively herein, meet default inclined
The access point of good condition is that the access point of default value before preference ranking (such as 1 or bigger, two or more, or 3 or bigger) is symbol
The access point of default preferences is closed, can so ensure that the communication condition for setting up the channel of data cube computation is best；Can also be
Only determine to send the access point of service request and the information state of current mobile terminal, it is corresponding, meet connecing for preparatory condition
Access point is that the access point that preference is more than preset value is the access point for meeting default preferences, can so reduce mobile terminal
Calculating cost.
S203, according to channel conditions, by the 3rd preset algorithm, determines that current mobile terminal is accessed to each first respectively
The preference of point, is used as the second preference table.
Preference and current mobile terminal and the access of the current mobile terminal to the access point of each transmission service request
Channel quality positive correlation between point.
S204, in the second preference table, chooses the access point for meeting default preferences, is used as Service Access Point.
When the first access point is to send the access point of service request in above-mentioned steps, the access point for meeting preparatory condition is
The access point that preference is more than preset value is the access point for meeting default preferences, can so reduce the calculating of mobile terminal
Cost.When the first access point is all access points in above-mentioned steps, meets the access point of default preferences and arranged for preference
The access point of default value before name (such as 1 or bigger, two or more, or 3 or bigger) is the access point for meeting default preferences,
It can so ensure that the communication condition for setting up the channel of data cube computation is best.
S205, sends granted service instruction to Service Access Point, sets up the data cube computation with Service Access Point.
Record sends the mark of the mobile terminal of granted service instruction in granted service instruction, while granted service is instructed
In also include the information that indicates the mobile terminal of access point linkup transmit granted service instruction.
In embodiments of the present invention, the service order that mobile terminal is received is sent according to the first preference table, energy
The number of times of access point switching is enough reduced, the communication resource is saved.In addition mobile terminal is set up and access point according to the second preference table
Data cube computation, it is contemplated that channel conditions, it is ensured that the validity of data transfer.
Optionally, after S205, this method also includes：
Refusal service order is sent to other access points for sending service request in addition to Service Access Point.
Refuse the mark that record in service order sends the mobile terminal of the refusal service order, while refusing service order
In also include the information that is connected of mobile terminal that indicates access point refusal with transmission the refusal service order.
Data provide end after refusal service order is received, and according to the first preference table, service order is refused to except transmission
Other outer mobile terminal send service request, have set up the data cube computation of access point and mobile terminal.
In embodiments of the present invention, by sending refusal service order, other accesses in addition to Service Access Point are improved
Point can connect the success rate of mobile terminal, add the utilization rate of access point, saved the communication resource.
Optionally, the 3rd preset algorithm includes：
By formulaCalculate respectively when reach
Dynamic terminal-pair each sends the preference of the access point of service request, Vu(a) for mobile terminal u to access point a preference, BW
For the bandwidth between mobile terminal u and access point a, PaFor access point a transmit power, GaFor access point a antenna gain, GaFor
Mobile terminal u antenna gain, gauFor access point a and mobile terminal u channel gain,To be d when distanceua
When path loss, N0For noise.
In embodiments of the present invention, the idiographic flow of the 3rd preset algorithm is given, determines that second is inclined according to channel conditions
Spend table well, it is determined that the second preference table it is accurate, the success rate of data transfer is high, good reliability.
Referring to Fig. 3, Fig. 3 is a kind of application scenarios schematic diagram of the management method of the access point cluster of the embodiment of the present invention, bag
Include in mobile terminal 301, access point 302, local data center 303, local control centre 304, polymerizer 305, network data
The heart 306, the network control center 307, wind-driven generator 38 and/or solar panel 309, intelligent electric meter 310, power network 311, and
Router 312.
Local data center 303 is carried out data transmission by router 312 with network data center 306；In local control
The heart 304 is controlled the transmission of information by router 312 and the network control center 307；Local data center 303 can be with connecing
Carry out data transmission between access point 302；Access point 302 serves mobile terminal 301, and each access point 302 can only serve one
Individual mobile terminal 301, and a mobile terminal 301 can receive the service of multiple access points 302 simultaneously；Local control centre
304 have cluster, optimize CoMP's (Coordinated Multiple Points Transmission, coordinated multipoint transmission)
Function, can control power network 311 to complete energy by polymerizer 305 and be transmitted in each access point 302, while local control centre
304 can also control the signal intelligence of each access point 302；In addition wind-driven generator 308 and/or solar energy are also included in this scene
Cell panel 309, for providing energy for each access point 302；Intelligent electric meter 310 check that the energy situation of each access point 302.
In the application scenarios of the embodiment of the present invention, each access point 302 only allows to service a mobile terminal 301, one
Individual mobile terminal 301 can receive the service of multiple access points 302 simultaneously.Mobile terminal 301 sends request of data, access point
302 receive the request of data, and the final network control center 307 obtains the request of data by router 312.Network data center
306 have the data Download History of each mobile terminal 301, and the network control center 307 is by inquiring about in network data center 306
Download History, and each each content of 301 pairs of mobile terminal is calculated by the first preset algorithm respectively by local control centre 304
Preference, i.e. each data preference table is respectively sent to corresponding access point 302 by data preference table, local control centre 304.
Access point 302, by the second preset algorithm, calculates itself right according to the data preference table and the data of own cache received
The preference of each mobile terminal for sending request of data, and the first preference table.Access point 302 is according to the first preference of itself
Table, service request is sent to the mobile terminal 301 of itself most preference.
Mobile terminal 301 obtains itself channel conditions between each access point 302, and passes through the 3rd preset algorithm, difference
Calculate preference of the mobile terminal 301 itself to each access point, i.e. the second preference table.When mobile terminal 302 receives clothes
After business request, it can determine whether the access point for sending the service request meets default preferences according to the second preference table, if
Meet, then mobile terminal 302 replys granted service instruction, if it is not satisfied, then mobile terminal 302 replys refusal service order.
If access point 302 receives granted service instruction, the mobile terminal 301 instructed with sending granted service sets up number
According to connection.If access point 302 receives rejection service order, access point 302 deletes transmission refusal in the second preference table
The mobile terminal 301 of service order, and the transmission service of access point 301 of itself most preference please into current second preference table
Ask, until the access point 302, which is received in granted service instruction or the second preference table, is not stored in access point 301.
In embodiments of the present invention, specific application scenarios are given, according to the data cached in access point, first are determined
Preference table, the data cube computation of mobile terminal of the access point with sending request of data is set up according to the first preference table, it is contemplated that
The data cached in access point, it is possible to reduce access point switching times, so as to reduce data delay, reduce signaling consumption, save
The communication resource.The second preference table is determined according to channel conditions simultaneously, it is whole with movement to set up access point according to the second preference table
Data cube computation between end, improves the successful probability of data transfer, it is ensured that communication quality.
Referring to Fig. 4, Fig. 4 is the schematic diagram clustered of the embodiment of the present invention.Wherein, triangle represents mobile terminal, circular
Access point is represented, square represents data.
In the application scenarios of the embodiment of the present invention, local control centre manages A access point and U mobile terminal, will
All access points are expressed as set β={ 1,2 ..., A }, and all mobile terminals are expressed as into set γ={ 1,2 ..., U }.Together
When current scene in be also stored with C number evidences, all data are expressed as set λ={ 1,2 ..., C }.Access point in β is obtained
The request of data of mobile terminal in γ, local control centre is according to request of data query history Download History, it is determined that mobile whole
The preference to data is held, and according to the data stored in access point, determines preference of the access point to mobile terminal, then sets up and connects
The data cube computation of access point and mobile terminal.
In embodiments of the present invention, according to request of data query history Download History, determine mobile terminal to the inclined of data
It is good, and according to the data stored in access point, preference of the access point to mobile terminal is determined, then set up access point whole with movement
The data cube computation at end, it is possible to reduce access point switching times, so as to reduce data delay, reduces signaling consumption, saves communication money
Source.
Fig. 5 to Fig. 7, compares management method and random selection method and the average choosing of the access point cluster of the embodiment of the present invention
Selection method.Wherein, the parameter of setting is as shown in the table.
| Parameter | Numerical value |
| Base station density | 103-106eNB/km2 |
| User density | 100-1000users/km2 |
| Cell cluster size | 1-5 |
| Cell transmission power | 100mwatts(20dBm) |
| Coverage radius of cell | 30m |
| Antenna system | SISO |
| Main lobe width | 1dBi |
| Access point antenna gain | 30dBi |
| User antenna gain | 5dBi |
| Fading channel model | Rayleigh fading |
| Frequency | 28GHz |
| Bandwidth | 20MHz |
| Path loss parameter | 2.1 |
| Noise spectral density | -174dBm/Hz |
Referring to Fig. 5, Fig. 5 is the mobile terminal density of the embodiment of the present invention and the curve map of average throughput.Wherein, curve
501 be the curve of random selection method, and curve 502 is the curve of average system of selection, and curve 503 is to use the embodiment of the present invention
The curve of the management method of the access point cluster of offer.Access dot density be 1000 cells/square kilometre, cluster size is 5, and transverse axis is
The density of mobile terminal, unit is/square kilometre, and the longitudinal axis is the handling capacity of average each mobile terminal, and unit is Mbit/s.
With the increase of mobile terminal density, the average throughput of each mobile terminal is to decline.Because the quantity of access point
Limited, the increase of mobile terminal density necessarily causes the available resource of each mobile terminal to reduce, so that each mobile terminal
Average throughput just have dropped.But the management method for the access point cluster that inventive embodiments are provided compared to random selection method and
Average system of selection brings bigger handling capacity, it is seen then that the management method of application access point cluster provided in an embodiment of the present invention
The handling capacity of network can be improved.
Referring to Fig. 6, Fig. 6 is the mobile terminal density of the embodiment of the present invention and the curve map of average access point switching times.
Wherein, curve 601 is the curve of the management method using access point cluster provided in an embodiment of the present invention, and curve 602 is average choosing
The curve of selection method.Transverse axis is the density of mobile terminal, and unit is/square kilometre, and the longitudinal axis is averaged for each mobile terminal
Access point switching times.When the update times with the increase of mobile terminal density, the access point cluster of each mobile terminal can subtract
It is few, because the limited amount for access point, the increase of mobile terminal density necessarily causes the access for servicing each user
The number of point declines, so as to reduce the update times of access point cluster.Using the pipe of access point cluster provided in an embodiment of the present invention
Reason method brings lower access point switching times compared to average system of selection, it is seen then that the access provided using the present invention
The available effectively reduction access point switching times of management method of point cluster, so as to reduce the signaling consumption of control plane.
Referring to Fig. 7, Fig. 7 is mobile terminal of embodiment of the present invention density and the curve map of the equitable degree communicated.Wherein, curve
701 be the curve of random selection method, and curve 702 is the curve of average system of selection, and curve 703 is to use the embodiment of the present invention
The curve of the management method of the access point cluster of offer.Access dot density be 1000 cells/square kilometre, cluster size is 5, and transverse axis is
The density of mobile terminal, unit is/square kilometre, and the longitudinal axis is equitable degree.Whether equitable degree identifies each mobile terminal and can
Access the service (such as whether each mobile terminal can obtain the service of 5 access points) of preset quality.Using the present invention
The management method for the access point cluster that embodiment is provided, random selection method and average system of selection, with the increase of user density,
The fairness of whole network can decline.But, using access point cluster provided in an embodiment of the present invention management method compared to
Machine system of selection brings higher fairness.
Referring to Fig. 8, Fig. 8 provides the local control at end for the management system application of the access point cluster of the embodiment of the present invention in data
Center processed or the schematic diagram of access point, including：
First preference table determining module 801, for obtaining the first preference table, wherein, the first preference table is according to number
According to the data cached in preference table and access point, it is determined by the second preset algorithm, the content mark in the first preference table
Know preference of the access point to the mobile terminal of transmission request of data；Data preference table is recorded according under request of data and history
Record, is determined by the first preset algorithm, and mark sends the mobile terminal of request of data to the first data in data preference table
Preference, the first data are the mobile terminal future data to be asked of the transmission request of data calculated.
Data cube computation sets up module 802, for according to the first preference table, setting up access point with sending the shifting of request of data
The data cube computation of dynamic terminal room.
In embodiments of the present invention, according to the data cached in mobile terminal data to be asked and access point, is determined
One preference table, the data cube computation of mobile terminal of the access point with sending request of data is set up according to the first preference table, it is considered to
The data cached in access point, it is possible to reduce access point switching times, so as to reduce data delay, reduce signaling consumption, section
The about communication resource.
Optionally, the embodiment of the present invention access point cluster management system application in local control centre when, first is inclined
Table determining module 801 is spent well, including：
First data acquisition submodule, for obtaining the data cached in request of data and each access point.
First calculating sub module, for the data according to the mobile terminal recorded in request of data query history Download History
Download History, and by the first preset algorithm, determine data preference table.
Second calculating sub module, for according to the data cached in data preference table and each access point, determining respectively every
First preference table of individual access point.
Accordingly, data cube computation sets up module 802, specifically for：
Corresponding first preference table is sent to each access point, so that each access point is set up according to the first preference table
With the data cube computation for the mobile terminal for sending request of data.
In embodiments of the present invention, local control centre obtains the first preference table, is set up and connect according to the first preference table
The data cube computation of mobile terminal of the access point with sending request of data, it is contemplated that the data cached in access point, it is possible to reduce access
Point switching times, so as to reduce data delay, reduce signaling consumption, save the communication resource.
Optionally, when the management system application that the access point of the embodiment of the present invention clusters is in access point, the first preference
Table determining module 801, including：
Second data acquisition submodule, for receiving the data preference table sent by local control centre, wherein, data are inclined
Good table is that local control centre is recorded under the data according to the mobile terminal recorded in request of data query history Download History
Record, is determined by the first preset algorithm.
3rd data acquisition submodule, the data cached for obtaining in current access point.
3rd calculating sub module, it is pre- by second for according to the data cached in data preference table and current access point
Imputation method, determines the first preference table of current access point；
Accordingly, data cube computation sets up module 802, including：
Preference highest is moved in service request sending submodule, the first preference table for choosing current access point
Terminal sends service request as the first mobile terminal, and to the first mobile terminal.
First sets up connection submodule, for when receiving granted service instruction, setting up current access point and being moved with first
The data cube computation of dynamic terminal room, wherein, granted service instruction be by the first mobile terminal upon receipt of a service request, according to the
Two preference tables judge that current access point meets what is sent after default preferences；Second preference table is by the first mobile terminal root
According to the channel conditions between the first mobile terminal and access point, it is determined by the 3rd preset algorithm, the second preference table mark
Preference of first mobile terminal to access point；
Second sets up connection submodule, for when receiving refusal service order, the first mobile terminal is inclined from first
Deleted in degree table well, return and perform service request sending submodule, until receiving granted service instruction or the first preference table
In be not present mobile terminal, wherein, refusal service order be by the first mobile terminal upon receipt of a service request, according to second
Preference table judges that current access point does not meet what is sent after default preferences.
In embodiments of the present invention, local control centre is according to caching in mobile terminal data to be asked and access point
Data, determine the first preference table, and the number of mobile terminal of the access point with sending request of data is set up according to the first preference table
According to connection, it is contemplated that the data cached in access point, it is possible to reduce access point switching times, so as to reduce data delay, reduce
Signaling consumption, saves the communication resource.
Optionally, the first preference table determining module 801 also includes：
Request data receiving submodule, for receiving the request of data sent by mobile terminal, sends out to local control centre
Send request of data.
It is not that each access point can receive request of data, each access point can obtain data preference table at that time.
In embodiments of the present invention, access point receives the request of data sent by mobile terminal, determines that data preference table is provided to be follow-up
Premise.
Referring to Fig. 9, Fig. 9 is signal of the management system application of the access point cluster of embodiment of the present invention when mobile terminal
Figure, including：
Request of data sending module 901, for sending request of data.
Channel conditions determining module 902, for receiving the service request sent by an at least access point, determines the first access
Channel conditions between point and current mobile terminal, wherein, the first access point is the access of transmission service request in all access points
Point or all access points.
Second preference table determining module 903, for according to channel conditions, by the 3rd preset algorithm, determines to work as respectively
The preference of preceding each first access point of mobile terminal-pair, is used as the second preference table.
Service Access Point determining module 904, in the second preference table, choosing the maximum preceding number of thresholds of preference
Individual access point, is used as Service Access Point.
Instruction sending module 905, for sending granted service instruction to Service Access Point, sets up the number with Service Access Point
According to connection.
In embodiments of the present invention, the service order that mobile terminal is received is sent according to the first preference table, energy
The number of times of access point switching is enough reduced, the communication resource is saved.In addition mobile terminal is set up and access point according to the second preference table
Data cube computation, it is contemplated that channel conditions, it is ensured that the validity of data transfer.
Optionally, the management system application of access point cluster is when mobile terminal in embodiments of the present invention, and the system is also wrapped
Include：
Refuse instruction sending module, refused for being sent to other access points for sending service request in addition to Service Access Point
Exhausted service order.
Data provide end after refusal service order is received, and according to the first preference table, service order is refused to except transmission
Other outer mobile terminal send service request, have set up the data cube computation of access point and mobile terminal.
The embodiment of the present invention additionally provides a kind of electronic equipment, as shown in Figure 10, including processor 1001, communication interface
1002nd, memory 1003 and communication bus 1004, wherein, processor 1001, communication interface 1002, memory 1003 passes through communication
Bus 1004 completes mutual communication,
Memory 1003, for depositing computer program；
Processor 1001, for performing during the program deposited on memory 1003, realizes following steps：
Obtain the first preference table, wherein, the first preference table according to the data cached in data preference table and access point,
It is determined by the second preset algorithm, mobile end of the content identification access point in the first preference table to transmission request of data
The preference at end；Data preference table is determined, data according to request of data and history Download History by the first preset algorithm
The mobile terminal of mark transmission request of data is to the preference of the first data in preference table, and the first data are the transmission calculated
The mobile terminal of request of data data to be asked；
According to the first preference table, the data cube computation set up between access point and the mobile terminal for sending request of data.
In embodiments of the present invention, according to the data cached in mobile terminal data to be asked and access point, is determined
One preference table, the data cube computation of mobile terminal of the access point with sending request of data is set up according to the first preference table, it is considered to
The data cached in access point, it is possible to reduce access point switching times, so as to reduce data delay, reduce signaling consumption, section
The about communication resource.
The electronic equipment can be a kind of local control centre or access point, and the local control centre or access point are in operation
Shi Junneng performs processor 1001 in above-mentioned electronic equipment, for performing during the program deposited on memory 1003, realization
Step.
Optionally, the electronic equipment can be a kind of local control centre, including processor, communication interface, memory and
Communication bus, wherein, processor, communication interface, memory completes mutual communication by communication bus,
Memory, for depositing computer program；
Processor, for performing during the program deposited on memory, realizes following steps：
Obtain the data cached in request of data and each access point；
According to the data Download History of the mobile terminal recorded in request of data query history Download History, and pass through first
Preset algorithm, determines data preference table；
According to the data cached in data preference table and each access point, the first preference of each access point is determined respectively
Table；
Corresponding first preference table is sent to each access point, so that each access point is set up according to the first preference table
With the data cube computation for the mobile terminal for sending request of data.
In embodiments of the present invention, local control centre obtains the first preference table, is set up and connect according to the first preference table
The data cube computation of mobile terminal of the access point with sending request of data, it is contemplated that the data cached in access point, it is possible to reduce access
Point switching times, so as to reduce data delay, reduce signaling consumption, save the communication resource.
Optionally, the electronic equipment can be a kind of access point, including processor, communication interface, memory and communication are always
Line, wherein, processor, communication interface, memory completes mutual communication by communication bus,
Memory, for depositing computer program；
Processor, for performing during the program deposited on memory, realizes following steps：
Step A, receives the data preference table sent by local control centre, wherein, data preference table is, in local control
The heart passes through the first preset algorithm according to the data Download History of the mobile terminal recorded in request of data query history Download History
Determine；
Step B, obtains the data cached in current access point；
Step C, according to the data cached in data preference table and current access point, by the second preset algorithm, it is determined that working as
First preference table of preceding access point；
Step D, chooses preference highest mobile terminal in the first preference table of current access point and is moved as first
Terminal, and send service request to the first mobile terminal；
Step E, when receiving granted service instruction, the data set up between current access point and the first mobile terminal connect
Connect, wherein, granted service instruction be by the first mobile terminal upon receipt of a service request, according to the second preference table judge work as
Preceding access point meets what is sent after default preferences；Second preference table by the first mobile terminal according to the first mobile terminal with
Channel conditions between access point, are determined by the 3rd preset algorithm, and the second preference table identifies the docking of the first mobile terminal
The preference of access point；
Step F, when receiving refusal service order, the first mobile terminal is deleted from the first preference table, returned
Step D is continued executing with, and mobile terminal is not present until receiving in granted service instruction or the first preference table, wherein, refusal
Service order be by the first mobile terminal upon receipt of a service request, judge that current access point is not inconsistent according to the second preference table
Close what is sent after default preferences.
In embodiments of the present invention, access point obtain the first preference table, according to the first preference table set up access point with
Send the data cube computation of the mobile terminal of request of data, it is contemplated that the data cached in access point, it is possible to reduce access point switches
Number of times, so as to reduce data delay, reduces signaling consumption, saves the communication resource.And the first inclined of itself is calculated by access point
Good table, alleviates the calculating pressure of local control centre.
The communication bus that above-mentioned electronic equipment is mentioned can be Peripheral Component Interconnect standard (Peripheral Component
Interconnect, PCI) bus or EISA (Extended Industry Standard
Architecture, EISA) bus etc..The communication bus can be divided into address bus, data/address bus, controlling bus etc..For just
Only represented in expression, figure with a thick line, it is not intended that only one bus or a type of bus.
The communication that communication interface is used between above-mentioned electronic equipment and other equipment.
Memory can include random access memory (Random Access Memory, RAM), can also include non-easy
The property lost memory (Non-Volatile Memory, NVM), for example, at least one magnetic disk storage.Optionally, memory may be used also
To be storage device that at least one is located remotely from aforementioned processor.
Above-mentioned processor can be general processor, including central processing unit (Central Processing Unit,
CPU), network processing unit (Network Processor, NP) etc.；It can also be digital signal processor (Digital Signal
Processing, DSP), it is application specific integrated circuit (Application Specific Integrated Circuit, ASIC), existing
It is field programmable gate array (Field-Programmable Gate Array, FPGA) or other PLDs, discrete
Door or transistor logic, discrete hardware components.
The embodiment of the present invention additionally provides a kind of mobile terminal, including processor, communication interface, memory and communication are always
Line, wherein, processor, communication interface, memory completes mutual communication by communication bus,
Memory, for depositing computer program；
Processor, for performing during the program deposited on memory, realizes following steps：
Send request of data；
The service request sent by an at least access point is received, the channel between the first access point and current mobile terminal is determined
Situation, wherein, the first access point is the access point or all access points of transmission service request in all access points；
According to channel conditions, by the 3rd preset algorithm, determine current mobile terminal to each first access point respectively
Preference, is used as the second preference table；
In the second preference table, the access point for meeting default preferences is chosen, Service Access Point is used as；
Granted service instruction is sent to Service Access Point, the data cube computation with Service Access Point is set up.
In embodiments of the present invention, the service order that mobile terminal is received is sent according to the first preference table, energy
The number of times of access point switching is enough reduced, the communication resource is saved.In addition mobile terminal is set up and access point according to the second preference table
Data cube computation, it is contemplated that channel conditions, it is ensured that the validity of data transfer.
In embodiments of the present invention, the service order that mobile terminal is received is sent according to the first preference table, energy
The number of times of access point switching is enough reduced, the communication resource is saved.In addition mobile terminal is set up and access point according to the second preference table
Data cube computation, it is contemplated that channel conditions, it is ensured that the validity of data transfer.
The embodiments of the invention provide a kind of computer-readable recording medium, the computer-readable recording medium internal memory is contained
Computer program, the computer program realizes that the management method of access point cluster is applied to data and provides end when being executed by processor
Any method and step when local control centre or access point.
In embodiments of the present invention, according to the data cached in mobile terminal data to be asked and access point, is determined
One preference table, the data cube computation of mobile terminal of the access point with sending request of data is set up according to the first preference table, it is considered to
The data cached in access point, it is possible to reduce access point switching times, so as to reduce data delay, reduce signaling consumption, section
The about communication resource.
The embodiments of the invention provide a kind of computer-readable recording medium, the computer-readable recording medium internal memory is contained
Computer program, the computer program realizes that the management method of access point cluster is applied to mobile terminal when being executed by processor former
One method and step.
In embodiments of the present invention, the service order that mobile terminal is received is sent according to the first preference table, energy
The number of times of access point switching is enough reduced, the communication resource is saved.In addition mobile terminal is set up and access point according to the second preference table
Data cube computation, it is contemplated that channel conditions, it is ensured that the validity of data transfer.
For system/electronic equipment/local control centre/access point/mobile terminal/storage medium embodiment, by
Embodiment of the method is substantially similar in it, so description is fairly simple, referring to the part explanation of embodiment of the method in place of correlation
.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
Each embodiment in this specification is described by the way of related, identical similar portion between each embodiment
Divide mutually referring to what each embodiment was stressed is the difference with other embodiment.It is real especially for system
Apply for example, because it is substantially similar to embodiment of the method, so description is fairly simple, related part is referring to embodiment of the method
Part explanation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent substitution and improvements made within the spirit and principles in the present invention etc., are all contained in protection scope of the present invention
It is interior.
Claims (10)
1. a kind of management method of access point cluster, it is characterised in that local control centre or the access at end are provided applied to data
Point, including：
Obtain the first preference table, wherein, the first preference table according to the data cached in data preference table and access point,
It is determined by the second preset algorithm, the content identification described access point in the first preference table is to sending request of data
Mobile terminal preference；The data preference table is default by first according to the request of data and history Download History
Algorithm is determined, and mark sends preference journey of the mobile terminal to the first data of the request of data in the data preference table
Degree, first data are the mobile terminal for sending the request of data calculated data to be asked；
According to the first preference table, the data set up between described access point and the mobile terminal for sending the request of data connect
Connect.
2. according to the method described in claim 1, it is characterised in that be applied to described in the management method of described access point cluster
During ground control centre, the first preference of acquisition table, including：
Obtain the data cached in the request of data and each described access point；
The data Download History of the mobile terminal recorded in the history Download History is inquired about according to the request of data, and is passed through
First preset algorithm, determines the data preference table；
According to the data cached in the data preference table and each described access point, the of each described access point is determined respectively
One preference table；
Accordingly, it is described according to the first preference table, described access point is set up with sending the mobile end of the request of data
Data cube computation between end, including：
The corresponding first preference table is sent to each described access point, so that each described access point is according to described first
Preference table sets up the data cube computation of the mobile terminal with sending the request of data.
3. according to the method described in claim 1, it is characterised in that the management method that described access point clusters is applied to described connect
During access point, the first preference of acquisition table, including：
Step A, receives the data preference table sent by the local control centre, wherein, the data preference table is, institute
State the data download that local control centre inquires about the mobile terminal recorded in the history Download History according to the request of data
Record, is determined by first preset algorithm；
Step B, obtains the data cached in current access point；
Step C, according to the data cached in the data preference table and the current access point, by the second preset algorithm, really
First preference table of the fixed current access point；
Accordingly, it is described according to the first preference table, described access point is set up with sending the mobile end of the request of data
Data cube computation between end, including：
Step D, chooses preference highest mobile terminal in the first preference table of the current access point and is moved as first
Terminal, and send service request to first mobile terminal；
Step E, when receiving granted service instruction, the data set up between the current access point and first mobile terminal
Connection, wherein, the granted service instruction is by first mobile terminal after the service request is received, according to second
Preference table judges that the current access point meets what is sent after default preferences；The second preference table is by described first
Mobile terminal is carried out true according to the channel conditions between first mobile terminal and described access point by the 3rd preset algorithm
Fixed, the second preference table identifies preference of first mobile terminal to described access point；
Step F, when receiving refusal service order, first mobile terminal is deleted from the first preference table,
Return to step D is continued executing with, and movement is not present in the granted service instruction or the first preference table eventually until receiving
End, wherein, it is described refusal service order be by first mobile terminal after the service request is received, it is inclined according to second
Degree table judges that the current access point does not meet what is sent after default preferences well.
4. the method according to any one of claims 1 to 3, it is characterised in that first preset algorithm includes：
By formulaCalculate respectively
The preference for the data that the mobile terminal of the request of data can request that to future is each sent, the data preference is used as
Table, wherein, the PucFor preferences of the mobile terminal u to data c, the Γ (u1) it is mobile terminal u1Neighbor node number
Amount, the Γ (u2) it is mobile terminal u2Neighbor node quantity, it is describedFor mobile terminal u1With movement
Terminal u2Jie Kade jaccard index of similarity, the zucFor binary indicator variable, if the mobile terminal u downloaded institute
Data c is stated, then the zucValue be 1, be otherwise 0, it is describedRepresent the mobile terminal u1With institute
State mobile terminal u2Cosine similarity on content is downloaded, it is describedFor the mobile terminal recorded in the history Download History
The set for the data downloaded；
Accordingly, second preset algorithm includes：
By formulaThe current access point is calculated respectively to send to each
The preference of the mobile terminal of the request of data, wherein, the Wa(u) for access point a to mobile terminal u preference, institute
State yacFor binary indicator variable, if being stored with data c, y in access point aacValue be 1, be otherwise 0.
5. a kind of management method of access point cluster, it is characterised in that applied to mobile terminal, including：
Send request of data；
The service request sent by an at least access point is received, the channel shape between the first access point and current mobile terminal is determined
Condition, wherein, first access point is to send the access point or all access points of the service request in all access points；
According to the channel conditions, by the 3rd preset algorithm, determine the current mobile terminal to each described first respectively
The preference of access point, is used as the second preference table；
In the second preference table, the access point for meeting default preferences is chosen, Service Access Point is used as；
Granted service instruction is sent to the Service Access Point, the data cube computation with the Service Access Point is set up.
6. method according to claim 5, it is characterised in that the 3rd preset algorithm includes：
By formulaThe current movement is calculated respectively
Terminal-pair each sends the preference of the access point of service request, the Vu(a) it is preferences of the mobile terminal u to access point a,
The BW is the bandwidth between the mobile terminal u and described access point a, the PaIt is described for described access point a transmit power
GaFor described access point a antenna gain, the GaFor the antenna gain of the mobile terminal u, the gauFor described access point a
With the channel gain of the mobile terminal u, it is describedTo be d when distanceuaWhen path loss, the N0To make an uproar
Sound.
7. a kind of management system of access point cluster, it is characterised in that local control centre or the access at end are provided applied to data
Point, including：
First preference table determining module, for obtaining the first preference table, wherein, the first preference table is inclined according to data
The data cached in good table and access point, are determined by the second preset algorithm, the content mark in the first preference table
Know preference of the described access point to the mobile terminal of transmission request of data；The data preference table according to the request of data and
History Download History, is determined by the first preset algorithm, and mark sends the request of data in the data preference table
Mobile terminal is to the preference of the first data, and first data are the mobile terminal of the transmission request of data calculated
Future data to be asked；
Data cube computation sets up module, please with sending the data for according to the first preference table, setting up described access point
Data cube computation between the mobile terminal asked.
8. a kind of management system of access point cluster, it is characterised in that applied to mobile terminal, including：
Request of data sending module, for sending request of data；
Channel conditions determining module, for receiving the service request sent by an at least access point, determines the first access point with working as
The channel conditions of preceding mobile terminal room, wherein, first access point be all access points in send connecing for the service request
Access point or all access points；
Second preference table determining module, for according to the channel conditions, by the 3rd preset algorithm, described work as to be determined respectively
The preference of each first access point of preceding mobile terminal-pair, is used as the second preference table；
Service Access Point determining module, in the second preference table, choosing preference maximum preceding number of thresholds
Access point, is used as Service Access Point；
Instruction sending module, for sending granted service instruction to the Service Access Point, sets up and the Service Access Point
Data cube computation.
9. a kind of electronic equipment, it is characterised in that including processor, communication interface, memory and communication bus, wherein, processing
Device, communication interface, memory completes mutual communication by communication bus；
Memory, for depositing computer program；
Processor, for performing during the program deposited on memory, realizes any described method and steps of claim 1-4.
10. a kind of mobile terminal, it is characterised in that including processor, communication interface, memory and communication bus, wherein, processing
Device, communication interface, memory completes mutual communication by communication bus；
Memory, for depositing computer program；
Processor, for performing during the program deposited on memory, realizes the method and step described in claim 5 or 6.
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