CN102595502A - Multi-mode mobile terminal and method for balancing load - Google Patents
Multi-mode mobile terminal and method for balancing load Download PDFInfo
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- CN102595502A CN102595502A CN2012100230292A CN201210023029A CN102595502A CN 102595502 A CN102595502 A CN 102595502A CN 2012100230292 A CN2012100230292 A CN 2012100230292A CN 201210023029 A CN201210023029 A CN 201210023029A CN 102595502 A CN102595502 A CN 102595502A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/12—Avoiding congestion; Recovering from congestion
- H04L47/125—Avoiding congestion; Recovering from congestion by balancing the load, e.g. traffic engineering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Abstract
The invention discloses a multi-mode mobile terminal and a method for balancing load. The method comprises the following steps of: calculating load information of each network data link connected with the multi-mode mobile terminal; when socket connection is newly established, determining the network data link with the lowest load according to the load information of each network data link, and binding the newly established socket connection and a network interface corresponding to the network data link with the lowest load; and receiving and sending data of the newly established socket connection through the network interface bound with the newly established socket connection. The problem that a multi-network interface of the multi-mode mobile terminal cannot be fully used is solved through the scheme, and when a plurality of network links of the multi-mode mobile terminal are concurrent, the data traffic load of each link is balanced.
Description
Technical field
The present invention relates to moving communicating field, particularly relate to a kind of multi-module mobile terminal and method of carrying out load balancing.
Background technology
WLAN (Wireless Local Area Network; Be called for short WLAN) evolution and successful expansion produced and network integration demands together such as 3G mobile cellular network such as TD-SCDMA, WCDMA, CDMA2000; The main purpose of this fusion is the mobile data network that development makes new advances; Make and to support ubiquitous data service with unusual high data rate, alleviate the pressure on the data traffic that the professional 3G mobile network of giving of mass data brings simultaneously at hot zones.Three domestic big telecom operators have all developed the WLAN of oneself at present; Become under the background of global telecommunications industry development trend at fixed network and mobile fusion; The development WLAN merges with other mobile networks; Supporting and to open up novel mobile data services, selections that be inevitable, other WLAN of family's level develops also quite rapid in addition.The terminal not only need possess multiple wireless access capability; Also to consider under ubiquitous WLAN environment; How the terminal adds the speed of WLAN the speed amalgamation and coexistence of cellular network; Give full play to the speed advantage of terminal multi-network interface, to satisfy demand and the purpose that the user obtains better business experience.
Along with the professional development of intelligent terminal, it is concurrent that the multi-network interface intelligent terminal more and more tends to a plurality of data link, and the speed advantage of multidata link can be brought into play as much as possible from different data link transceive data messages in the terminal.But the ICP/IP protocol stack of intelligent terminal system does not fully take into account the abundant support of multi-network interface when design at present; The data message of data service transmitting-receiving is when carrying out Route Selection through routing table; If do not match specified circuit by, then all pass through the highest default route of priority.
The Internet data service is when using network interface transmitting-receiving message, and socket (Socket) interface that all can using system ICP/IP protocol stack provides connects operations such as foundation, transfer of data.Exist some application can obtain the IP address earlier; Carry out the binding of socket and local ip address through binding (bind) function again, employed local ip address finally or the data link that matched routings obtains in by IP stack decides when the transmission data but use this socket.
Above-mentioned multi-network interface intelligent terminal is when the multidata link is concurrent; No matter existing the socket that be responsible for to connect has and does not bind this machine IP address; Data service all the time from the highest default route institute data matching link of priority transmit and receive telegrams the literary composition problem, do not give full play to the speed advantage of terminal multi-network interface.
Summary of the invention
The technical problem that the present invention will solve provides a kind of multi-module mobile terminal and method of load balancing, the problem that the multi-network interface of solution multi-module mobile terminal can not be fully used.
In order to solve the problems of the technologies described above, the invention provides a kind of multi-module mobile terminal of load balancing, wherein, comprise flow rate calculation module, load management module and Routing Forward Module;
Said flow rate calculation module is used to calculate the load information of each network data link that said multi-module mobile terminal connects;
Said load management module; Be used for when newly-built socket connects; Load information according to obtain said each bar network data link from said flow rate calculation module is confirmed the network data link that load is the lightest, said newly-built socket is connected the corresponding network interface of the lightest network data link of load therewith bind;
Said Routing Forward Module is used for through carrying out the data transmit-receive that said newly-built socket is connected with network interface that said newly-built socket connects and binds.
Further, above-mentioned portable terminal can also have following characteristics:
Said load information is meant the data transmission bauds and the network interface maximum connection speed of each bar data link, and the lightest data link of load is meant the minimum network data link of ratio of data transmission bauds and network interface maximum connection speed.
Further, above-mentioned portable terminal can also have following characteristics:
Said network data link comprises WLAN data link and/or mobile cellular network data link.
Further, above-mentioned portable terminal can also have following characteristics:
Said load management module also is used for said newly-built socket is connected network data link corresponding this machine IP address binding the lightest with said load;
Said Routing Forward Module also is used to keep the network interface that connects and binds with said newly-built socket and the corresponding relation of said machine IP address.
Further, above-mentioned portable terminal can also have following characteristics:
Said load management module; Also be used to judge when this machine IP address that connects and binds with said newly-built socket is the invalid address; When perhaps not having this machine IP address that connects and binds with said newly-built socket, said newly-built socket is connected network data link corresponding this machine IP address binding the lightest with said load.
In order to solve the problems of the technologies described above, the invention provides a kind of method of carrying out load balancing, wherein, calculate the load information of each network data link that multi-module mobile terminal connected; When newly-built socket connects, confirm the network data link that load is the lightest according to the load information of said each bar network data link, said newly-built socket is connected the corresponding network interface of the lightest network data link of load therewith bind; Through carrying out the data transmit-receive that said newly-built socket is connected with network interface that said newly-built socket connects and binds.
Further, said method can also have following characteristics:
Said load information is meant the data transmission bauds and the network interface maximum connection speed of each bar data link, and the lightest data link of load is meant the minimum network data link of ratio of data transmission bauds and network interface maximum connection speed.
Further, said method can also have following characteristics:
Said network data link comprises WLAN data link and/or mobile cellular network data link.
Further, said method can also have following characteristics:
Said multi-module mobile terminal connects network data link corresponding this machine IP address binding the lightest with said load with said newly-built socket, keeps the network interface that connects and binds with said newly-built socket and the corresponding relation of said machine IP address.
Further, said method can also have following characteristics:
Said multi-module mobile terminal is judged when this machine IP address that connects and binds with said newly-built socket is the invalid address; When perhaps not having this machine IP address that connects and binds with said newly-built socket, said newly-built socket is connected network data link corresponding this machine IP address binding the lightest with said load.
This programme can solve the problem that the multi-network interface of multi-module mobile terminal can not be fully used, and when many network links of multi-module mobile terminal are concurrent, makes each bar link data flow load balance.
Description of drawings
Fig. 1 is the sketch map of load-balancing method among the embodiment;
Fig. 2 is the structural representation of the multi-module mobile terminal of load balancing among the embodiment;
Fig. 3 is the Organization Chart of the multi-module mobile terminal of load balancing among the embodiment in the Android Platform Implementation.
Embodiment
The multi-module mobile terminal of this programme is meant the fixing portable terminal that merges (FMC Fix-Mobile Convergence) that moves.This type of portable terminal both can insert WLAN, also can insert honeycomb fashion mobile networks such as CDMA 1x, CDMA evdo, GSM/GPRS, WCDMA, TD-SCDMA.This type of portable terminal can be worked at many network links simultaneously; In this programme,, said newly-built socket is connected the network interface binding the lightest with said load through when newly-built Socket connects; Reach the multidata link when concurrent, the purpose of each bar link data flow load balance.
Method of carrying out load balancing as shown in Figure 1 comprises: the load information that calculates each network data link that multi-module mobile terminal connected; When newly-built socket connects, confirm the network data link that load is the lightest according to the load information of said each bar network data link, said newly-built socket is connected the corresponding network interface of the lightest network data link of load therewith bind; Through carrying out the data transmit-receive that said newly-built socket is connected with network interface that said newly-built socket connects and binds.
Said load information is meant the data transmission bauds and the network interface maximum connection speed of each bar data link, and the lightest data link of load is meant the minimum network data link of ratio of data transmission bauds and network interface maximum connection speed.
Said network data link comprises WLAN data link and/or mobile cellular network data link.
Said multi-module mobile terminal connects network data link corresponding this machine IP address binding the lightest with said load with said newly-built socket, keeps the network interface that connects and binds with said newly-built socket and the corresponding relation of said machine IP address.
Said multi-module mobile terminal is judged when this machine IP address that connects and binds with said newly-built socket is the invalid address; When perhaps not having this machine IP address that connects and binds with said newly-built socket, said newly-built socket is connected network data link corresponding this machine IP address binding the lightest with said load.
Flow rate calculation module (201), load management module (202) have been increased in this programme.As shown in Figure 1, the load management module links to each other with Routing Forward Module (203) in the portable terminal.As shown in Figure 3 is the newly-increased position of module in the Android platform.
Flow rate calculation module (201) is used to calculate the load information of each network data link that said multi-module mobile terminal connects;
Load management module (202); Be used for when newly-built socket connects; Load information according to obtain said each bar network data link from said flow rate calculation module is confirmed the network data link that load is the lightest, said newly-built socket is connected the corresponding network interface of the lightest network data link of load therewith bind;
Routing Forward Module (203) is used for through carrying out the data transmit-receive that said newly-built socket is connected with network interface that said newly-built socket connects and binds.
Said load information is meant the data transmission bauds and the network interface maximum connection speed of each bar data link, and the lightest data link of load is meant the minimum network data link of ratio of data transmission bauds and network interface maximum connection speed.
Said network data link comprises WLAN data link and/or mobile cellular network data link.
Load management module (202) also is used for said newly-built socket is connected network data link corresponding this machine IP address binding the lightest with said load; Routing Forward Module (103) also is used to keep the network interface that connects and binds with said newly-built socket and the corresponding relation of said machine IP address.
Load management module (203) also is used to judge when this machine IP address that connects and binds with said newly-built socket is the invalid address; When perhaps not having this machine IP address that connects and binds with said newly-built socket, said newly-built socket is connected network data link corresponding this machine IP address binding the lightest with said load.
In this programme, load-balancing function can be the same with the link preferred function, launch through the interface is set, and both can only select one of which.The precondition that load-balancing function is realized is that cellular network PS link and WLAN link exist simultaneously, and web application can carry out the transmitting-receiving processing of network data message through any link.
Specify the present invention through specific embodiment below.
Specific embodiment one
Step 1, under radio local network environment, UE opens the WLAN module, and available SSID is selected in scan A P tabulation, connects, and after UE is associated with above-mentioned AP, obtains network configuration such as IP address.Cellular network data connects also existence simultaneously, and two data link are concurrent, and the prompting user has opened load-balancing function, can close this function through interface configurations.
Step 2, the Internet-Capable application program launching.
Step 3 is called sockets interface and is created a socket connection, obtains this socket descriptor socketfd.
Step 4, load management module invokes flow rate calculation module interface function obtains speed S1, the S2 (b/s) of current honeycomb and two link flows of WLAN, and theoretical maximum connection speed Smax1, Smax2 (b/s) on above-mentioned two network interfaces.The load management module is calculated the load factor Ldev1=S1/Smax1 of above-mentioned two network interfaces, Ldev2=S2/Smax2, and relatively draw the low pairing network interface dev of load factor and this machine IP address.Load management module invokes bind function is with socketfd and above-mentioned machine IP address binding.
Step 5, the load management module is tied to socketfd on the low network interface dev of load factor, and call function setsockopt accomplishes this step.
Step 6, the Socketfd transceive data when carrying out routing table lookup, has increased a key for searching through the ICP/IP protocol stack, and outlet is fixed as dev, and this machine IP matching addresses that keeps dev and socketfd to bind.
When application program was created a plurality of socket and connected, repeating step 3 was to step 6.
During a plurality of application program launching, repeating step 2 is to step 6.
Specific embodiment two
Step 1, under radio local network environment, UE opens the WLAN module, and available SSID is selected in scan A P tabulation, connects, and after UE is associated with above-mentioned AP, obtains network configuration such as IP address.Cellular network data connects also existence simultaneously, and two data link are concurrent, and the prompting user has opened load-balancing function, can close this function through interface configurations.
Step 2, the Internet-Capable application program launching.
Step 3 is called sockets interface and is created a socket connection, obtains this socket descriptor socketfd.
Step 4, above-mentioned application call bind function is bound socketfd and local ip address.Whether the local ip address of the above-mentioned binding of load management module check is effective address; If what bind is active link IP address; Obtain the corresponding network interface of this local ip address; And with socketfd network interface name binding therewith, the data that when transceive data, socket connected are in this network interface transmitting-receiving; If what bind is not active link IP address, execution in step 5;
Step 5, load management module invokes flow rate calculation module interface function obtains speed S1, the S2 (b/s) of current honeycomb and two link flows of WLAN, and theoretical maximum connection speed Smax1, Smax2 (b/s) on above-mentioned two network interfaces.The load management module is calculated the load factor Ldev1=S1/Smax1 of above-mentioned two network interfaces, Ldev2=S2/Smax2, and relatively draw the low pairing network interface dev of load factor and this machine IP address.Load management module invokes bind function is with socketfd and above-mentioned machine IP address binding.
Step 6, the load management module is tied to socketfd on the low network interface dev of load factor, and call function setsockopt accomplishes this step.
Step 7, the Socketfd transceive data when carrying out routing table lookup, has increased a key for searching through the ICP/IP protocol stack, and the equipment of going out is fixed as dev, and this machine IP matching addresses that keeps dev and socketfd to bind.
When application program was created a plurality of socket and connected, repeating step 3 was to step 7.
During a plurality of application program launching, repeating step 2 is to step 7.
With Android bimodulus WLAN terminal is example; When link is concurrent; Can the socket that newly creates be connected and to be tied on the light network link of load; Give full play to the advantage at bimodulus WLAN terminal, effectively increased the actual transfer rate at bimodulus WLAN terminal and the maximum network speed that can reach, reach this patent the purpose that will realize.
Need to prove that under the situation of not conflicting, embodiment among the application and the characteristic among the embodiment be combination in any each other.
Certainly; The present invention also can have other various embodiments; Under the situation that does not deviate from spirit of the present invention and essence thereof; Those of ordinary skill in the art can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
One of ordinary skill in the art will appreciate that all or part of step in the said method can instruct related hardware to accomplish through program, said program can be stored in the computer-readable recording medium, like read-only memory, disk or CD etc.Alternatively, all or part of step of the foregoing description also can use one or more integrated circuits to realize.Correspondingly, each the module/unit in the foregoing description can adopt the form of hardware to realize, also can adopt the form of software function module to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
Claims (10)
1. the multi-module mobile terminal of a load balancing, wherein,
Comprise flow rate calculation module, load management module and Routing Forward Module;
Said flow rate calculation module is used to calculate the load information of each network data link that said multi-module mobile terminal connects;
Said load management module; Be used for when newly-built socket connects; Load information according to obtain said each bar network data link from said flow rate calculation module is confirmed the network data link that load is the lightest, said newly-built socket is connected the corresponding network interface of the lightest network data link of load therewith bind;
Said Routing Forward Module is used for through carrying out the data transmit-receive that said newly-built socket is connected with network interface that said newly-built socket connects and binds.
2. portable terminal as claimed in claim 1 is characterized in that,
Said load information is meant the data transmission bauds and the network interface maximum connection speed of each bar data link, and the lightest data link of load is meant the minimum network data link of ratio of data transmission bauds and network interface maximum connection speed.
3. portable terminal as claimed in claim 1 is characterized in that,
Said network data link comprises WLAN data link and/or mobile cellular network data link.
4. portable terminal as claimed in claim 1 is characterized in that,
Said load management module also is used for said newly-built socket is connected network data link corresponding this machine IP address binding the lightest with said load;
Said Routing Forward Module also is used to keep the network interface that connects and binds with said newly-built socket and the corresponding relation of said machine IP address.
5. portable terminal as claimed in claim 4 is characterized in that,
Said load management module; Also be used to judge when this machine IP address that connects and binds with said newly-built socket is the invalid address; When perhaps not having this machine IP address that connects and binds with said newly-built socket, said newly-built socket is connected network data link corresponding this machine IP address binding the lightest with said load.
6. method of carrying out load balancing, wherein,
Calculate the load information of each network data link that multi-module mobile terminal connected;
When newly-built socket connects, confirm the network data link that load is the lightest according to the load information of said each bar network data link, said newly-built socket is connected the corresponding network interface of the lightest network data link of load therewith bind;
Through carrying out the data transmit-receive that said newly-built socket is connected with network interface that said newly-built socket connects and binds.
7. method as claimed in claim 6 is characterized in that,
Said load information is meant the data transmission bauds and the network interface maximum connection speed of each bar data link, and the lightest data link of load is meant the minimum network data link of ratio of data transmission bauds and network interface maximum connection speed.
8. method as claimed in claim 6 is characterized in that,
Said network data link comprises WLAN data link and/or mobile cellular network data link.
9. method as claimed in claim 6 is characterized in that,
Said multi-module mobile terminal connects network data link corresponding this machine IP address binding the lightest with said load with said newly-built socket, keeps the network interface that connects and binds with said newly-built socket and the corresponding relation of said machine IP address.
10. method as claimed in claim 9 is characterized in that,
Said multi-module mobile terminal is judged when this machine IP address that connects and binds with said newly-built socket is the invalid address; When perhaps not having this machine IP address that connects and binds with said newly-built socket, said newly-built socket is connected network data link corresponding this machine IP address binding the lightest with said load.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012100230292A CN102595502A (en) | 2012-02-02 | 2012-02-02 | Multi-mode mobile terminal and method for balancing load |
| PCT/CN2012/087505 WO2013113241A1 (en) | 2012-02-02 | 2012-12-26 | Multi-mode mobile terminal and method for load balancing |
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| CN2012100230292A CN102595502A (en) | 2012-02-02 | 2012-02-02 | Multi-mode mobile terminal and method for balancing load |
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| WO2013113241A1 (en) * | 2012-02-02 | 2013-08-08 | 中兴通讯股份有限公司 | Multi-mode mobile terminal and method for load balancing |
| CN103763754A (en) * | 2014-01-26 | 2014-04-30 | 华为技术有限公司 | Method, device and system for processing data |
| CN103843417A (en) * | 2013-09-27 | 2014-06-04 | 华为技术有限公司 | Method and device for controlling wireless access points |
| CN103957572A (en) * | 2014-05-20 | 2014-07-30 | 普天信息技术有限公司 | Android-system-based distribution method through multi-network route policy |
| CN104333871A (en) * | 2013-07-22 | 2015-02-04 | 宏碁股份有限公司 | Communication device capable of measuring and interworking between different radio technologies and method thereof |
| CN106375401A (en) * | 2016-08-30 | 2017-02-01 | 全球能源互联网研究院 | Electric power multi-mode heterogeneous fusion device supporting multi-stream convergence and communication method |
| CN111880932A (en) * | 2020-07-24 | 2020-11-03 | 西安奥卡云数据科技有限公司 | Data storage method and device based on multiple network ports |
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| CN106375401A (en) * | 2016-08-30 | 2017-02-01 | 全球能源互联网研究院 | Electric power multi-mode heterogeneous fusion device supporting multi-stream convergence and communication method |
| CN106375401B (en) * | 2016-08-30 | 2021-12-03 | 全球能源互联网研究院 | Communication method of electric power multimode heterogeneous fusion device supporting multi-stream convergence |
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| WO2013113241A1 (en) | 2013-08-08 |
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Application publication date: 20120718 |