CN101984689A - Method and device for optimal selection of operators for mobile communication network - Google Patents
Method and device for optimal selection of operators for mobile communication network Download PDFInfo
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- CN101984689A CN101984689A CN2010105106574A CN201010510657A CN101984689A CN 101984689 A CN101984689 A CN 101984689A CN 2010105106574 A CN2010105106574 A CN 2010105106574A CN 201010510657 A CN201010510657 A CN 201010510657A CN 101984689 A CN101984689 A CN 101984689A
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Abstract
The invention discloses a method and a device for optimal selection of operators for a mobile communication network, and the method comprises the following steps: leading an HKR to save a corresponding table between protocol roaming countries and optimal operators; leading the HLR to judge whether the current operator of a terminal is the optimal operator which corresponds to the protocol roaming country or not according to the corresponding table between the protocol roaming countries and the optimal operators when the terminal roams to one protocol roaming country, if not, selecting the optimal operator which corresponds to the protocol roaming country for the terminal and instructing the terminal to be switched to the optimal operator. The adoption of the method and the device does not need to introduce new network equipment and can realize active switching to the optimal operator rather than passive switching by actively switching IMSI numbers through the HLR when the user roams, and further lead the service quality of a roaming network to be more stable.
Description
Technical field
The present invention relates to the mobile communication technology field, relate in particular to a kind of method and device of mobile communications network preferred operator.
Background technology
At present mostly mobile operator be with this country as basic roaming range, in order to satisfy the requirement that user's roaming is gone abroad, can sign an agreement with international each operator, consult to roam the payment settlement mode each other.If the mobile network of a plurality of operators is arranged in certain roaming country, then need a kind of convenient, flexible method, can select the carrier network of rate optimum to carry out access service automatically, thereby increase user's satisfaction, improve the competitiveness of operator.
In the disclosed patent documentation, Chinese patent CN200610170584.2 discloses " a kind of device and method of controlling international visit user to log into preferred operator network ", a kind of scheme of the mobile subscriber's of help preferred operator is provided, but there are the following problems for this scheme: its realization need be introduced the new network equipment in network, by in international signalling transfer point interception international roaming user signaling, impel the passive preferred operator network that is registered to of user.This method need be by realizing behind the signaling catching that repeatedly efficient is not optimum, has increased the quantity of user's registration message in the network; And if the preferred network signal quality of user roaming place is not when good, can causes user's handoff failure and can't use.
Summary of the invention
The technical problem that the present invention solves provides a kind of method and device of mobile communications network preferred operator, and when user international roaming, the portable terminal and the network equipment can be selected preferred operator automatically.
For solving the problems of the technologies described above, the invention provides a kind of method of mobile communications network preferred operator, described method comprises:
Attaching position register (HLR) is preserved agreement roaming country and preferred operator correspondence table;
When terminal roaming to an agreement roaming is national, described HLR is national according to described agreement roaming not to be the corresponding preferred operator of described agreement roaming country with the preferred operator correspondence table as if judging the current operator of described terminal, then select the corresponding preferred operator of described agreement roaming country, and indicate described terminal to switch to described preferred operator for described terminal.
Further, described HLR after described terminal is selected the national corresponding preferred operator of described agreement roaming, indicates described terminal to switch to described preferred operator by over the air, OTA (OTA) way of short messages.
Further, described HLR judges in the following manner further whether the current operator of described terminal is the corresponding preferred operator of described agreement roaming country:
Described HLR is according to the operator that preserves and the corresponding relation of IMSI International Mobile Subscriber Identity (IMSI) number section, whether belong to the IMSI section of described preferred operator correspondence by the IMSI number of judging the current use of described terminal, judge whether the current operator of described terminal is the corresponding preferred operator of described agreement roaming country.
Further, described HLR is that the mobile subscriber number (MSISDN) of terminal presets the IMSI number under a plurality of operators;
Described HLR indicates described terminal to switch to described preferred operator, specifically comprise: the IMSI number under the described preferred operator that described HLR will preset is indicated to described terminal by the OTA note, indicates described terminal that the IMSI number of current use is switched to IMSI number under the described preferred operator that presets.
Further, when described terminal roaming is roamed country to described agreement, VLR Visitor Location Register (VLR) number and the IMSI number that comprise in the location registers message of described HLR according to described terminal transmission are known the agreement roaming country at the current place of described terminal and the IMSI number of the current use of described terminal.
Further, described method also comprises:
In subscriber identification module (SIM) card of terminal, preset the IMSI number under a plurality of operators.
The present invention also provides a kind of device of mobile communications network preferred operator, is applied among the HLR, and described device comprises:
Memory module is used to preserve agreement roaming country and preferred operator correspondence table;
Select module, be used for when terminal roaming to an agreement roaming is national, national according to the described agreement roaming of described memory module preservation is not the national corresponding preferred operator of described agreement roaming with the preferred operator correspondence table as if judging the current operator of described terminal, then selects described agreement for described terminal and roams national corresponding preferred operator;
Indicating module, being used to indicate described terminal to switch to described selection module is the described preferred operator that described terminal is selected.
Further, described memory module also is used for, and preserves the corresponding relation of operator and IMSI section;
Described selection module is further used for, according to the operator of described memory module preservation and the corresponding relation of IMSI section, whether belong to the IMSI section of described preferred operator correspondence by the IMSI number of judging the current use of described terminal, judge whether the current operator of described terminal is the corresponding preferred operator of described agreement roaming country.
Further, described memory module also is used for, and preserves the IMSI number under a plurality of operators that the mobile subscriber number that described HLR is a terminal (MSISDN) presets;
Described indicating module is further used for, indicate described terminal to switch to described preferred operator in the following manner: the IMSI number under the described preferred operator that will preset is indicated to described terminal by the OTA note, indicates described terminal that the IMSI number of current use is switched to IMSI number under the described preferred operator that presets.
Further, described selection module is further used for, when described terminal roaming is national to described agreement roaming, the VLR number and the IMSI number that comprise in the location registers message according to described terminal transmission are known the agreement roaming country at the current place of described terminal and the IMSI number of the current use of described terminal.
As seen from the above technical solution provided by the invention, compared with prior art, characteristics of the present invention are not need to introduce the new network equipment, by HLR (Home Location Register, attaching position register) equipment, when the user roams, initiatively switch the IMSI number and realize preferred operator, but not passive switching, thereby make that the service quality of roaming network is more stable.
Description of drawings
Fig. 1 is the method flow diagram according to the mobile communications network preferred operator of the embodiment of the invention.
Embodiment
Basic thought of the present invention is, a kind of OTA (Over The Air that passes through when the mobile communications network international roaming is provided, over the air, OTA) method of note preferred operator, its technology realizes it being at HLR Mobile Subscriber International ISDN Number (the Mobile Subscriber ISDN number that allows a user to be set, mobile subscriber number) corresponding a plurality of IMSI (International Mobile Subscriber Identification, IMSI International Mobile Subscriber Identity) number, simultaneously can also be at user's SIM (Subscriber Identity Module, subscriber identification module) presets IMSI number under a plurality of agreement operator in the card, when the user roams into when external, HLR selects corresponding IMSI number according to the operator of the current the country one belongs to of user rate optimum, and automatically switch to other IMSI numbers, thereby realize that preferred operator reduces the purpose of telephone expenses by OTA SMS notification user SIM card.
Based on above-mentioned thought, the invention provides a kind of method of mobile communications network preferred operator, specifically adopt following technical scheme:
HLR preserves agreement roaming country and preferred operator correspondence table;
When terminal roaming to an agreement roaming is national, HLR is national according to described agreement roaming not to be the corresponding preferred operator of described agreement roaming country with the preferred operator correspondence table as if judging the current operator of described terminal, then select the corresponding preferred operator of described agreement roaming country, and indicate described terminal to switch to described preferred operator for described terminal.
Further, HLR after described terminal is selected the national corresponding preferred operator of described agreement roaming, indicates described terminal to switch to described preferred operator by over the air, OTA (OTA) way of short messages.
In addition, described HLR judges in the following manner further whether the current operator of described terminal is the corresponding preferred operator of described agreement roaming country:
Described HLR is according to the operator that preserves and the corresponding relation of IMSI International Mobile Subscriber Identity (IMSI) number section, whether belong to the IMSI section of described preferred operator correspondence by the IMSI number of judging the current use of described terminal, judge whether the current operator of described terminal is the corresponding preferred operator of described agreement roaming country.
In addition, described HLR is that the mobile subscriber number (MSISDN) of terminal presets the IMSI number under a plurality of operators;
Described HLR indicates described terminal to switch to described preferred operator, specifically comprise: the IMSI number under the described preferred operator that described HLR will preset is indicated to described terminal by the OTA note, indicates described terminal that the IMSI number of current use is switched to IMSI number under the described preferred operator that presets.
In addition, when described terminal roaming is roamed country to described agreement, VLR Visitor Location Register (VLR) number and the IMSI number that comprise in the location registers message of described HLR according to described terminal transmission are known the agreement roaming country at the current place of described terminal and the IMSI number of the current use of described terminal.
Further, can also in the terminal SIM card, preset the IMSI number under a plurality of operators, to realize that the user initiatively selects preferred operator.
For the ease of setting forth the present invention, describe in further detail below with reference to the enforcement of drawings and the specific embodiments to technical solution of the present invention.
Fig. 1 shows the method flow diagram according to the embodiment of the invention, and as shown in Figure 1, this flow process specifically describes as follows:
Step 101. user terminal carries out the position renewal the mobile network of roaming country, sends location update request message to the roaming place network;
Step 102. roaming place network sends location update request message to the HLR of user attaching, the IMSI number that comprises roaming place network identity and the current use of user in this location update request message, described roaming place network identity can be VLR (Visitor Location Register, a VLR Visitor Location Register) number;
The HLR executing location of step 103. user attaching is upgraded operation, and home position upgrades response message;
Step 104. roaming place network sends the position to terminal and upgrades response message;
Step 105.HLR is according to IMSI number and roaming place network identity in the location update request message of receiving, and the agreement of preserving among HLR roaming country and preferred operator correspondence table, determines preferred operator and corresponding IMSI number;
Step 106.HLR judges whether to want indicating user terminal/(whether the IMSI number of for example judging the current use of user is inconsistent with the IMSI number of the corresponding described preferred operator that presets for this user to stick into capable IMSI handover operation, if it is inconsistent, then need indicate and switch), hypothesis confirm to need the capable IMSI handover operation of indicating user terminal/stick in the present embodiment, then HLR sends the OTA note to user terminal to the roaming place network, and the indication user is switched the IMSI number;
Step 107. roaming place network is given user terminal with the OTA short-message foreward turning;
Step 108. user terminal cooperates SIM card, finishes IMSI and switches;
After this, can use preferred operator to serve after the user sets up new registration procedure.
Step 109. user terminal returns success response and gives the roaming place network;
Step 110. roaming place network sends success response message to HLR.
In addition, the embodiment of the invention also provides a kind of device (not shown) of mobile communications network preferred operator, is applied among the HLR, and this device mainly comprises following functional module:
Memory module is used to preserve agreement roaming country and preferred operator correspondence table;
Select module, be used for when terminal roaming to an agreement roaming is national, national according to the described agreement roaming of described memory module preservation is not the national corresponding preferred operator of described agreement roaming with the preferred operator correspondence table as if judging the current operator of described terminal, then selects described agreement for described terminal and roams national corresponding preferred operator;
Indicating module, being used to indicate described terminal to switch to described selection module is the described preferred operator that described terminal is selected.
Further, described memory module also is used for, and preserves the corresponding relation of operator and IMSI section;
Described selection module is further used for, according to the operator of described memory module preservation and the corresponding relation of IMSI section, whether belong to the IMSI section of described preferred operator correspondence by the IMSI number of judging the current use of described terminal, judge whether the current operator of described terminal is the corresponding preferred operator of described agreement roaming country.
Further, described memory module also is used for, and preserves the IMSI number under a plurality of operators that the mobile subscriber number that described HLR is a terminal (MSISDN) presets;
Described indicating module is further used for, indicate described terminal to switch to described preferred operator in the following manner: the IMSI number under the described preferred operator that will preset is indicated to described terminal by the OTA note, indicates described terminal that the IMSI number of current use is switched to IMSI number under the described preferred operator that presets.
Further, described selection module is further used for, when described terminal roaming is national to described agreement roaming, the VLR number and the IMSI number that comprise in the location registers message according to described terminal transmission are known the agreement roaming country at the current place of described terminal and the IMSI number of the current use of described terminal.
It below only is preferred case study on implementation of the present invention; be not limited to the present invention; 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.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and carry out by calculation element, and in some cases, can carry out step shown or that describe with the order that is different from herein, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
Claims (10)
1. the method for a mobile communications network preferred operator is characterized in that, described method comprises:
Attaching position register (HLR) is preserved agreement roaming country and preferred operator correspondence table;
When terminal roaming to an agreement roaming is national, described HLR is national according to described agreement roaming not to be the corresponding preferred operator of described agreement roaming country with the preferred operator correspondence table as if judging the current operator of described terminal, then select the corresponding preferred operator of described agreement roaming country, and indicate described terminal to switch to described preferred operator for described terminal.
2. the method for claim 1 is characterized in that,
Described HLR after described terminal is selected the national corresponding preferred operator of described agreement roaming, indicates described terminal to switch to described preferred operator by over the air, OTA (OTA) way of short messages.
3. method as claimed in claim 2 is characterized in that,
Described HLR judges in the following manner further whether the current operator of described terminal is the corresponding preferred operator of described agreement roaming country:
Described HLR is according to the operator that preserves and the corresponding relation of IMSI International Mobile Subscriber Identity (IMSI) number section, whether belong to the IMSI section of described preferred operator correspondence by the IMSI number of judging the current use of described terminal, judge whether the current operator of described terminal is the corresponding preferred operator of described agreement roaming country.
4. method as claimed in claim 3 is characterized in that,
Described HLR is that the mobile subscriber number (MSISDN) of terminal presets the IMSI number under a plurality of operators;
Described HLR indicates described terminal to switch to described preferred operator, specifically comprise: the IMSI number under the described preferred operator that described HLR will preset is indicated to described terminal by the OTA note, indicates described terminal that the IMSI number of current use is switched to IMSI number under the described preferred operator that presets.
5. as claim 3 or 4 described methods, it is characterized in that,
When described terminal roaming is roamed country to described agreement, VLR Visitor Location Register (VLR) number and the IMSI number that comprise in the location registers message of described HLR according to described terminal transmission are known the agreement roaming country at the current place of described terminal and the IMSI number of the current use of described terminal.
6. as claim 1,2,3 or 4 described methods, it is characterized in that described method also comprises:
In subscriber identification module (SIM) card of terminal, preset the IMSI number under a plurality of operators.
7. the device of a mobile communications network preferred operator is characterized in that, is applied among the HLR, and described device comprises:
Memory module is used to preserve agreement roaming country and preferred operator correspondence table;
Select module, be used for when terminal roaming to an agreement roaming is national, national according to the described agreement roaming of described memory module preservation is not the national corresponding preferred operator of described agreement roaming with the preferred operator correspondence table as if judging the current operator of described terminal, then selects described agreement for described terminal and roams national corresponding preferred operator;
Indicating module, being used to indicate described terminal to switch to described selection module is the described preferred operator that described terminal is selected.
8. device as claimed in claim 7 is characterized in that,
Described memory module also is used for, and preserves the corresponding relation of operator and IMSI section;
Described selection module is further used for, according to the operator of described memory module preservation and the corresponding relation of IMSI section, whether belong to the IMSI section of described preferred operator correspondence by the IMSI number of judging the current use of described terminal, judge whether the current operator of described terminal is the corresponding preferred operator of described agreement roaming country.
9. device as claimed in claim 8 is characterized in that,
Described memory module also is used for, and preserves the IMSI number under a plurality of operators that the mobile subscriber number that described HLR is a terminal (MSISDN) presets;
Described indicating module is further used for, indicate described terminal to switch to described preferred operator in the following manner: the IMSI number under the described preferred operator that will preset is indicated to described terminal by the OTA note, indicates described terminal that the IMSI number of current use is switched to IMSI number under the described preferred operator that presets.
10. device as claimed in claim 9 is characterized in that,
Described selection module is further used for, when described terminal roaming is national to described agreement roaming, the VLR number and the IMSI number that comprise in the location registers message according to described terminal transmission are known the agreement roaming country at the current place of described terminal and the IMSI number of the current use of described terminal.
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