CN103716357B - A kind of mobile information synchronous method, device and mobile communication terminal - Google Patents
A kind of mobile information synchronous method, device and mobile communication terminal Download PDFInfo
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Abstract
The present invention is applied to moving communicating field, there is provided a kind of mobile information synchronous method, device and mobile communication terminal, methods described comprise the following steps：Initiate synchronizing information of the mobile terminal to server；When there is multilink selection between the mobile terminal and the server, the classifying content according to information to be synchronized determines transmission demand parameter；Obtain each link transmission performance parameter of link in the multilink；According to the transmission demand parameter and link transmission performance parameter that obtain, the selection mobile terminal best link synchronous with server info.Property requirements and the characteristic of link according to synchronizing information content of the invention, the optimal IP connecting links between dynamic select mobile terminal and server reduce the cost of synchronizing information, and take full advantage of Internet resources.
Description
Technical field
The invention belongs to moving communicating field, more particularly to a kind of mobile information synchronous method, device and mobile communication end
End.
Background technology
In general mobile information synchronous environment, mobile terminal and server (or cloud computing system, hereafter referred to collectively as take
Business device) when carrying out data syn-chronization, a link is set up by a Radio Access Network and server and is interacted.Such as Fig. 1 institutes
Show, mobile terminal establishes a link L1 and carries out synchronizing information by 2G/3G networks and server zone (or server).
With the development of wireless technology and communication network technology, mobile terminal can be by the wireless access network of multiple isomeries
Network, such as 2G/3G, WiFi, Bluetooth etc. set up a plurality of connecting link and synchronize with server.The connecting link of isomery is
Refer to the IP logical links identified by source IP address and purpose IP address, each different Radio Access Network comprises at least an IP
Data between logical links, i.e. mobile terminal and server are transmitted by IP agreement, and both are addressed by IP address.
Because each IP connecting link between mobile terminal and server is in message transmission rate, Costco Wholesale, reliability
There is larger difference in property etc., mobile terminal needs to select these isomeries IP links.
At present, when mobile terminal needs to select isomery IP links, the letter on mobile terminal can be started in user
Artificial link selection is carried out during breath synchronous applications, such as inquiry user selection WLAN or GPRS etc., or user's setting one is quiet
The rule of state, such as it is preferential to access network etc. from WLAN.Due to mobile terminal mobility and Radio Access Network it is not true
It is qualitative, often occur in a practical situation relatively costly, and fail to make full use of the situation of Internet resources, it is difficult to according into
The optimal isomery IP links of the intelligent selections such as sheet, Internet resources.
The content of the invention
The embodiment of the present invention provides a kind of mobile information synchronous method, it is intended to solve existing mobile terminal with server
Carry out synchronizing information, it is difficult to according to the problem of the intelligent selection isomery IP links such as cost, Internet resources.
The embodiment of the present invention is achieved in that a kind of mobile information synchronous method, and methods described comprises the following steps：
Initiate synchronizing information of the mobile terminal to server；
When there is multilink selection between the mobile terminal and the server, the classifying content according to information to be synchronized determines
Transmission demand parameter；
Obtain each link transmission performance parameter of link in the multilink；
According to the transmission demand parameter and link transmission performance parameter that obtain, selection mobile terminal is synchronous with server info
Best link.
The another object of the embodiment of the present invention is to provide a kind of mobile information synchronous device, and described device includes：
Synchronizing information initiates unit, for initiating synchronizing information of the mobile terminal to server；
Transmission demand parameter determination unit, when being selected for there is multilink between the mobile terminal and the server, root
Determine transmission demand parameter according to the classifying content of information to be synchronized；
Link transmission performance parameter acquiring unit, for obtaining each link transmission of link in the multilink
Can parameter；And
Best link select unit, for according to the transmission demand parameter and link transmission performance parameter for obtaining, selection to be moved
The dynamic terminal best link synchronous with server info.
The another object of the embodiment of the present invention is to provide the mobile communication terminal comprising said apparatus.
The embodiment of the present invention according to the property requirements of synchronizing information content and the characteristic of link, dynamic select mobile terminal with
Optimal IP connecting links between server, reduce the cost of synchronizing information, and take full advantage of Internet resources.
Brief description of the drawings
Fig. 1 is the schematic diagram of traditional single-link mobile information synchronous that prior art is provided；
Fig. 2 is the schematic diagram of mobile information synchronous provided in an embodiment of the present invention；
Fig. 3 is that mobile information synchronous provided in an embodiment of the present invention realize flow chart；
Fig. 4 is that mobile information synchronous that one example of the present invention is provided realize flow chart；
Fig. 5 is the structure chart of mobile information synchronous device provided in an embodiment of the present invention.
Specific embodiment
The embodiment of the present invention according to the property requirements of synchronizing information content and the characteristic of link, dynamic select mobile terminal with
Optimal IP connecting links between server.
As shown in Fig. 2 there are multiple isomery IP connects chains in embodiments of the present invention, between mobile terminal and server
Road, including two kinds of each connecting link of IPv4 and IPv6.
Wherein, link L1 connects mobile terminal and server by 2G/3G access networks, and link L2 is connected by WiFi access networks
Mobile terminal and server are connect, link L3 connects mobile terminal and server by Bluetooth access network.
In the embodiment of the present invention, when mobile terminal is synchronous to server-originated information, mobile terminal is according to synchronous letter
Reliability, real-time and the data volume requirement of content are ceased, with reference to the chain of each IP connecting links between mobile terminal and server
Road characteristic, by calculating the metric of synchronisation requirement characteristic vector, the characteristic vector of each link and link, without man-machine interactively,
Intelligence maximum link of selectance value from this three links carries out synchronizing information with server.
What Fig. 3 showed mobile information synchronous provided in an embodiment of the present invention realizes flow, and details are as follows：
In step S301, synchronizing information of the mobile terminal to server is initiated；
In step s 302, when there is multilink selection between the mobile terminal and the server, according to information to be synchronized
Classifying content determine transmission demand parameter；
In an embodiment of the present invention, the classifying content of synchronizing information is the foundation for estimating synchronisation requirement characteristic vector, example
If classifying content can be multi-medium data, schedule, address list and alternative document (ordinary file, working document and individual text
Part) etc..
In an embodiment of the present invention, transmission demand parameter determines according to following formula：
R=(R1, R2, R3, R4, R5).
Wherein, R is synchronisation requirement characteristic vector, and R1 is bandwidth demand parameter, and R2 is real-time demand parameter, and R3 is reliable
Property demand parameter, R4 be security requirement parameter, R5 be duration demands parameter.
The value of R1, R2, R3, R4, R5 is fuzzy number, and scope is [0,1].Wherein, in R1, R2, R3, R4,1 represents non-
Often concern, 0 expression is not concerned with, and 0.5 represents and cannot judge；In R5,1 represents that be estimated as long-time connects always, and 0 represents of short duration
Connection.
In an embodiment of the present invention, R5 is the synchronous increasing function for estimating time t, and is not constant function, wherein：0≤
R5≤1。
In an embodiment of the present invention, the value of R5 determines in the following manner：
When t≤1, R5=0；
When 1 ＜ t≤5, R5=0.2；
When 5 ＜ t≤10, R5=0.4；
When 10 ＜ t≤30, R5=0.6；
When 30 ＜ t≤60, R5=0.8；
As t ＞ 60, R5=1.
Wherein, t is the lock in time estimated, unit is minute.
For example, when synchronizing information content is multimedia class (such as audio file, video file) data, R=(1,1,0.7,
0.3,0.6)；When synchronizing information content is individual address class data, R=(0,0,0.6,0.9,0.2)；The content of synchronizing information
During for individual schedules, R=(0,0.6,0.8,1,0).
In step S303, each link transmission performance parameter of link in the multilink is obtained；
In an embodiment of the present invention, link transmission performance parameter determines according to following formula：
K=(K1, K2, K3, K4, K5, K6).
Wherein, K is the characteristic vector of each link；
K1 is the estimation to mobile terminal to server-link transmission bandwidth, and unit is kilobits per second；
K2 is the estimation to mobile terminal to server time delay, and unit is millisecond；
K3 is link error rates；
K4 is link safety coefficient；
K5 is link price cost coefficient, is set according to link price；
K6 is degree of reiability regulation parameter；
K1, K2, K3 are dynamically measured.
The value of K1 is the average transmission broadband in Preset Time, and such as 5 minutes, default value was respective wireless access interface
Physical rate.
The value of K2 is the average value in Preset Time, and such as 5 minutes, default value was the physics of respective wireless access interface
Type is determined.For example, default value is, WiFi is 200ms, and GPRS is 200ms.
The value of K3 is the weighted average in Preset Time, such as 5 minutes, to avoid the burst of (or low) error rate high
Property influence.K3 spans are 0 to 255/255, wherein, 1/255 represents the minimum link of reliability, and 255/255 represents percentage
It is hundred reliable, such as default value WiFi is 200/255 for 50/255, GPRS.
The span of K4 is 0 to 255/255, wherein, 1/255 represents the minimum link of security, and 255/255 represents peace
Full property highest.Such as default value operator WiFi is 50/255, and other public WiFi are 200/255 for 10/255, GPRS.
The value of K5 by user according to link price set, span be (0,1].Such as default value is that K5=1 exempts from
It is 1 to take link, and other WiFi are 0.8,3G links for 0.6, GPRS is 0.4.
The span of K6 is [0,1], gives tacit consent to K6=1-R5.
In step s 304, according to obtain transmission demand parameter and link transmission performance parameter, selection mobile terminal with
The synchronous best link of server info.
In an embodiment of the present invention, best link is selected according to following steps：
According to the transmission demand parameter and link transmission performance parameter that obtain, the link comparison measuring of each bar link is calculated；
The link for selecting the metric of the link comparison measuring maximum is best link.
In an embodiment of the present invention, link comparison measuring determines as follows：
C=[R1*K1+R2*K2+R4*K4] * [K3+K6] * K5.
Wherein, C is the metric of link.
Process is implemented with what example described the embodiment of the present invention in detail below, as shown in Figure 4：
In step S401, synchronizing information of the mobile terminal to server is initiated；
In step S402, detection mobile terminal is connected with the presence or absence of multilink with server, if performing step
S403, otherwise performs step S406；
In step S403, according to synchronous information content classified calculating synchronisation requirement characteristic vector；
In step s 404, the link characteristics vector of each bar link is calculated；
In step S405, the selection mobile terminal best link synchronous with server info；
In step S406, the synchronizing information of mobile terminal and server is performed.
Fig. 5 shows the structure of mobile information synchronous device provided in an embodiment of the present invention, for convenience of description, only shows
The part related to the embodiment of the present invention.
The mobile information synchronous device can be operate in each mobile communication terminal (such as mobile phone, panel computer etc.)
The unit that software unit, hardware cell or software and hardware are combined, it is also possible to be integrated into mobile communication end as independent suspension member
In the application system at end.
Mobile information synchronous device includes that synchronizing information is initiated unit 51, transmission demand parameter determination unit 52, link and passed
Defeated performance parameter acquiring unit 53 and best link select unit 54.
Synchronizing information is initiated unit 51 and initiates synchronizing information of the mobile terminal to server.
When transmission demand parameter determination unit 52 has multilink and selects between the mobile terminal and the server, according to treating
The classifying content of synchronizing information determines transmission demand parameter.
In an embodiment of the present invention, transmission demand parameter determines according to following formula：
R=(R1, R2, R3, R4, R5).
Wherein, R is synchronisation requirement characteristic vector, and R1 is bandwidth demand parameter, and R2 is real-time demand parameter, and R3 is reliable
Property demand parameter, R4 be security requirement parameter, R5 be duration demands parameter.
The value of R1, R2, R3, R4, R5 is fuzzy number, and scope is [0,1].Wherein, in R1, R2, R3, R4,1 represents non-
Often concern, 0 expression is not concerned with, and 0.5 represents and cannot judge；In R5,1 represents that be estimated as long-time connects always, and 0 represents of short duration
Connection.
In an embodiment of the present invention, R5 is the synchronous increasing function for estimating time t, and is not constant function, wherein：0≤
R5≤1。
In an embodiment of the present invention, the value of R5 determines in the following manner：
When t≤1, R5=0；
When 1 ＜ t≤5, R5=0.2；
When 5 ＜ t≤10, R5=0.4；
When 10 ＜ t≤30, R5=0.6；
When 30 ＜ t≤60, R5=0.8；
As t ＞ 60, R5=1.
Wherein, t is the lock in time estimated, unit is minute.
Link transmission performance parameter acquiring unit 53 obtains each link transmission performance of link in the multilink
Parameter.
In an embodiment of the present invention, link transmission performance parameter determines according to following formula：
K=(K1, K2, K3, K4, K5, K6).
Wherein, K is the characteristic vector of each link；
K1 is the estimation to mobile terminal to server-link transmission bandwidth, and unit is kilobits per second；
K2 is the estimation to mobile terminal to server time delay, and unit is millisecond；
K3 is link error rates；
K4 is link safety coefficient；
K5 is link price cost coefficient, is set according to link price；
K6 is degree of reiability regulation parameter；
K1, K2, K3 are dynamically measured.
The value of K1 is the average transmission broadband in Preset Time, and such as 5 minutes, default value was respective wireless access interface
Physical rate.
The value of K2 is the average value in Preset Time, and such as 5 minutes, default value was the physics of respective wireless access interface
Type is determined.For example, default value is, WiFi is 200ms, and GPRS is 200ms.
The value of K3 is the weighted average in Preset Time, such as 5 minutes, to avoid the burst of (or low) error rate high
Property influence.K3 spans are 0 to 255/255, wherein, 1/255 represents the minimum link of reliability, and 255/255 represents percentage
It is hundred reliable, such as default value WiFi is 200/255 for 50/255, GPRS.
The span of K4 is 0 to 255/255, wherein, 1/255 represents the minimum link of security, and 255/255 represents peace
Full property highest.Such as default value operator WiFi is 50/255, and other public WiFi are 200/255 for 10/255, GPRS.
The value of K5 by user according to link price set, span be (0,1].Such as default value is that K5=1 exempts from
It is 1 to take link, and other WiFi are 0.8,3G links for 0.6, GPRS is 0.4.
The span of K6 is [0,1], gives tacit consent to K6=1-R5.
Best link select unit 54 is according to the transmission demand parameter and link transmission performance parameter for obtaining, and selection is mobile eventually
The end best link synchronous with server info.
In an embodiment of the present invention, best link select unit 54 includes that comparison measuring computing module 541 and link are selected
Select module 542.
Comparison measuring computing module 541 calculates each bar according to the transmission demand parameter and link transmission performance parameter for obtaining
The link comparison measuring of link.
The link that Link selection module 542 selects the metric of the link comparison measuring maximum is best link.
In an embodiment of the present invention, link comparison measuring determines as follows：
C=[R1*K1+R2*K2+R4*K4] * [K3+K6] * K5.
Wherein, C is the metric of link.
The embodiment of the present invention according to the property requirements of synchronizing information content and the characteristic of link, dynamic select mobile terminal with
Optimal IP connecting links between server, reduce the cost of synchronizing information, and take full advantage of Internet resources.
Those of ordinary skill in the art are further appreciated that all or part of step realized in above-described embodiment method is can
Completed with instructing the hardware of correlation by program, described program can be stored in a computer read/write memory medium
In, described storage medium, including ROM/RAM, disk, CD etc..
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of mobile information synchronous method, it is characterised in that methods described comprises the following steps：
Initiate synchronizing information of the mobile terminal to server；
When there is multilink selection between the mobile terminal and the server, the classifying content according to information to be synchronized determines transmission
Demand parameter；
Obtain each link transmission performance parameter of link in the multilink；
According to the transmission demand parameter and link transmission performance parameter that obtain, selection mobile terminal is synchronous with server info most
Good link；
The transmission demand parameter and link transmission performance parameter according to acquisition, selection mobile terminal is synchronous with server info
Best link the step of specifically include：
According to the transmission demand parameter and link transmission performance parameter that obtain, the link comparison measuring of each bar link is calculated；
The link for selecting the metric of the link comparison measuring maximum is best link；
Wherein, link comparison measuring determines as follows：
C=[R1*K1+R2*K2+R4*K4] * [K3+K6] * K5；
Wherein, C is the metric of link；R1 is bandwidth demand parameter；R2 is real-time demand parameter；R4 joins for security requirement
Number；K1 is the estimation to mobile terminal to server-link transmission bandwidth, and unit is kilobits per second；K2 is that mobile terminal is arrived
The estimation of server time delay, unit is millisecond；K3 is link error rates；K4 is link safety coefficient；K5 is link price cost
Coefficient, is set according to link price；K6 is degree of reiability regulation parameter.
2. the method for claim 1, it is characterised in that the transmission demand parameter determines according to following formula：
R=(R1, R2, R3, R4, R5)；
Wherein, R is synchronisation requirement characteristic vector, and R1 is bandwidth demand parameter, and R2 is real-time demand parameter, and R3 is needed for reliability
Parameter is sought, R4 is security requirement parameter, and R5 is duration demands parameter.
3. method as claimed in claim 2, it is characterised in that the R5 is the synchronous increasing function for estimating time t, and is not constant
Function, wherein：0≤R5≤1.
4. the method for claim 1, it is characterised in that the link transmission performance parameter determines according to following formula：
K=(K1, K2, K3, K4, K5, K6)；
Wherein, K is the characteristic vector of each link；
K1 is the estimation to mobile terminal to server-link transmission bandwidth, and unit is kilobits per second；
K2 is the estimation to mobile terminal to server time delay, and unit is millisecond；
K3 is link error rates；
K4 is link safety coefficient；
K5 is link price cost coefficient, is set according to link price；
K6 is degree of reiability regulation parameter；
K1, K2, K3 are dynamically measured.
5. a kind of mobile information synchronous device, it is characterised in that described device includes：
Synchronizing information initiates unit, for initiating synchronizing information of the mobile terminal to server；
Transmission demand parameter determination unit, when being selected for there is multilink between the mobile terminal and the server, according to treating
The classifying content of synchronizing information determines transmission demand parameter；
Link transmission performance parameter acquiring unit, passes for obtaining each at least one link of link in the multilink
Defeated performance parameter；And
Best link select unit, for according to the transmission demand parameter and link transmission performance parameter for obtaining, selection to be mobile eventually
The end best link synchronous with server info；
The best link select unit includes：
Comparison measuring computing module, for according to the transmission demand parameter and link transmission performance parameter for obtaining, calculating each bar chain
The link comparison measuring on road；And
Link selection module, the link for selecting the metric of the link comparison measuring maximum is best link；
Wherein, link comparison measuring determines as follows：
C=[R1*K1+R2*K2+R4*K4] * [K3+K6] * K5；
Wherein, C is the metric of link；R1 is bandwidth demand parameter；R2 is real-time demand parameter；R4 joins for security requirement
Number；K1 is the estimation to mobile terminal to server-link transmission bandwidth, and unit is kilobits per second；K2 is that mobile terminal is arrived
The estimation of server time delay, unit is millisecond；K3 is link error rates；K4 is link safety coefficient；K5 is link price cost
Coefficient, is set according to link price；K6 is degree of reiability regulation parameter.
6. device as claimed in claim 5, it is characterised in that the transmission demand parameter determines according to following formula：
R=(R1, R2, R3, R4, R5)；
Wherein, R is synchronisation requirement characteristic vector, and R1 is bandwidth demand parameter, and R2 is real-time demand parameter, and R3 is needed for reliability
Parameter is sought, R4 is security requirement parameter, and R5 is duration demands parameter.
7. device as claimed in claim 6, it is characterised in that the R5 is the synchronous increasing function for estimating time t, and is not constant
Function, wherein：0≤R5≤1.
8. device as claimed in claim 5, it is characterised in that the link transmission performance parameter determines according to following formula：
K=(K1, K2, K3, K4, K5, K6)；
Wherein, K is the characteristic vector of each link；
K1 is the estimation to mobile terminal to server-link transmission bandwidth, and unit is kilobits per second；
K2 is the estimation to mobile terminal to server time delay, and unit is millisecond；
K3 is link error rates；
K4 is link safety coefficient；
K5 is link price cost coefficient, is set according to link price；
K6 is degree of reiability regulation parameter；
K1, K2, K3 are dynamically measured.
9. a kind of mobile communication terminal, it is characterised in that the mobile communication terminal will comprising any right of claim 5 to 8
Seek described mobile information synchronous device.
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| CN104980352A (en) * | 2014-04-10 | 2015-10-14 | 北京畅游天下网络技术有限公司 | Routing method and device for multiline computer room |
| CN105100224A (en) * | 2015-07-01 | 2015-11-25 | 北京奇虎科技有限公司 | Data transmission method and device |
| CN108259944B (en) * | 2018-02-11 | 2020-12-01 | 福州大学 | Video multi-path parallel transmission shunting method and system based on link cost |
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| CN1764161A (en) * | 2004-10-19 | 2006-04-26 | 日本电气株式会社 | Data transmission set, method, program and recording medium |
| CN101444013A (en) * | 2006-05-12 | 2009-05-27 | 微软公司 | Stack signaling to application lack of requested bandwidth |
| CN101350774B (en) * | 2008-07-28 | 2010-09-08 | 北京邮电大学 | Route selection method for intelligent self-perception optical network base on network status |
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| US20020141342A1 (en) * | 2000-12-07 | 2002-10-03 | Furman Elliot M. | Method and system for automatically directing data in a computer network |
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| CN1764161A (en) * | 2004-10-19 | 2006-04-26 | 日本电气株式会社 | Data transmission set, method, program and recording medium |
| CN101444013A (en) * | 2006-05-12 | 2009-05-27 | 微软公司 | Stack signaling to application lack of requested bandwidth |
| CN101350774B (en) * | 2008-07-28 | 2010-09-08 | 北京邮电大学 | Route selection method for intelligent self-perception optical network base on network status |
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