CN1585549A

CN1585549A - Virtual MSC/VLR realizing method

Info

Publication number: CN1585549A
Application number: CN 200410009129
Authority: CN
Inventors: 陆威; 刘建华; 王培�
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2004-05-25
Filing date: 2004-05-25
Publication date: 2005-02-23
Anticipated expiration: 2024-05-25
Also published as: CN1299534C

Abstract

The method includes following steps: on real MSC/VLR, a virtual MSC/VLR is allocated for each area; when the real MSC/VLR processes the traffic of mobile station, the relevant MSC number, VLR number, or MSRN PFS are obtained according to Global Cell Identification (GCI) where the mobile station is at; the operation cost of subscriber is correctly calculated according to MSC number or VLR number or MSRN PFS.

Description

The implementation method of a kind of virtual MSC/VLR

Technical field

The present invention relates to communication field, particularly a real MSC/VLR (mobile switching center) is used as the method that a plurality of virtual MSC/VLR use in the honeycomb mobile communication.

Background technology

MSC/VLR is one of core network element of cell mobile communication systems, and it is that professional functional entity is controlled and finished to all travelling carriages that are arranged in its overlay area.

Operator provides professional by MSC/VLR for the user and according to certain regular computational costs.For speech business, most of mobile operator give user's fee according to following information:

1) computing service expense: 1) user's fee number; 2) area at user's fee place; 3) opposite end Subscriber Number; 4) to the area at end subscriber place.The definition of user's fee among the present invention: in the caller ticket, user's fee refers to the calling subscriber; In called ticket, user's fee refers to the called subscriber; In the Call Forwarding ticket, user's fee refers to take place the user of forward-shifting service.

Each MSC/VLR has unique MSCnumber (MSC numbering), VLRnumber (VLR numbering), MSRN (Mobile Station Roaming Number) prefix, and operator can identify the area at mobile subscriber place by MSCnumber or VLRnumber or MSRN prefix.

In most cases, MSC/VLR covers an area, so operator's functional expenses that can be taken place according to MSCnumber or VLRnumber or MSRN prefix correct calculation mobile subscriber.

Under a few cases, a MSC/VLR covers a plurality of areas, but the MSCnumber of this MSC/VLR correspondence or VLRnumber or MSRN prefix have only identified an area, and the relevant equipment (MSC/GMSC, SCP, charging center) that causes chargeing is not known the area at the actual place of user.Therefore, can not correctly charge.

Cover a plurality of areas and correct the charging if will realize a MSC/VLR, need to solve the defective of " MSC/VLR can only identify an area ".

Summary of the invention

Technical problem to be solved by this invention provides and a kind of one " real MSC/VLR " is divided into the method for a plurality of " virtual MSC/VLR ", thereby overcomes the defective that " real MSC/VLR " in the honeycomb mobile communcations systems such as existing GSM, CDMA can only identify an area.

The present invention provides the method for a kind of virtual MSC/VLR in order to achieve the above object, comprises the steps:

Step 1, on " real MSC/VLR ", be that each area distributes one " virtual MSC/VLR ";

This step 1 can also comprise the following steps:

All sub-districts in step 11, the area that " real MSC/VLR " covered classify as a sub-district group.Set up the corresponding relation of area and sub-district group;

Step 12, be that one " virtual MSC/VLR " distributed in each area;

Step 13, be that each " virtual MSC/VLR " distributes MSCnumber, VLRnumber, MSRN prefix;

When step 2, " real MSC/VLR " processing mobile station service, obtain MSCnumber or the VLRnumber or the MSRN prefix of correspondence according to the GCI (Cell Global Identity Global Cell Identifier) at travelling carriage place;

This step can also comprise the following steps:

When step 21, " real MSC/VLR " processing mobile station service, if relate to the processing of MSCnumber or VLRnumber or MSRN, the processing that enters step 2-2, otherwise end process;

Step 22, " real MSC/VLR " obtain corresponding area according to the GCI at travelling carriage place;

Step 23, obtain corresponding " virtual MSC/VLR " according to the area;

Step 24, basis " virtual MSC/VLR " are obtained corresponding MSCnumber or VLRnumber or MSRN prefix;

MSCnumber that step 25, " real MSC/VLR " use get access to or VLRnumber or MSRN prefix carry out the processing of mobile station service;

Step 3, the functional expenses that taken place according to MSCnumber or VLRnumber or MSRN prefix correct calculation mobile subscriber.

Described MSCnumber or VLRnumber or MSRN prefix are corresponding one by one with the mobile subscriber.

The invention has the beneficial effects as follows: adopt technical solution of the present invention, compared with prior art, utilize " virtual MSC/VLR " can realize easily that a MSC/VLR covers a plurality of areas and correct function of chargeing, and saved equipment cost greatly.

Description of drawings

Fig. 1 is a flow chart of the present invention.

Embodiment

" virtual MSC/VLR " provided by the present invention is in order to satisfy when a MSC/VLR covers a plurality of area, to realize the correct charging demand relevant with the area, and proposed " virtual MSC/VLR " this notion.Wherein, the physical configuration of " real MSC/VLR " and the management of resource still continued to use original MSC/VLR platform, attribute abstract together use " virtual MSC/VLR " relevant with certain area managed, " virtual MSC/VLR " be the notion of a logic just, does not need newly-increased any physical equipment.

Be to realize one embodiment of the present invention below:

At first go up the allocation list that increases " virtual MSC/VLR ", see Table 1 at " real MSC/VLR ".

Table 1

Virtual MSC/VLR	All GCI in the area	??MSCnumber	??VLRnumber	The MSRN prefix
Virtual MSC/VLR	All GCI in the area	??MSCnumber	??VLRnumber	The MSRN prefix

Then, see step 100, for distributing one " virtual MSC/VLR " in each area under " real MSC/VLR " covering.Each " virtual MSC/VLR " covers a group sub-district (identifying with GCI) in this area, and oneself MSCnumber, VLRnumber, MSRN prefix are arranged.Virtual MSC/VLR ", area group, MSCnumber, VLRnumber, MSRN prefix be configured to table 1 and set up corresponding relation.

When the business that takes place when travelling carriage and MSCnumber or VLRnumber or MSRN prefix were relevant, " real MSC/VLR " obtained corresponding MSCnumber or VLRnumber or MSRN prefix according to the GCI at travelling carriage place.Like this, can discern the area at travelling carriage place by MSCnumber or VLRnumber or MSRN prefix, it is correct to guarantee to charge.

Enforcement below in conjunction with 1 pair of technical scheme of accompanying drawing is described in further detail:

Implement scene of the present invention: a MSC/VLR of honeycomb mobile communcations system covers a plurality of areas, and operator need be according to the processing of chargeing of the area at travelling carriage place.

Implement data configuration method of the present invention:

Step 101 is distributed one " virtual MSC/VLR " for each area, and one " virtual MSC/VLR " covers all sub-districts in an area;

Step 102 is for each " virtual MSC/VLR " distributes MSCnumber, VLRnumber, MSRN prefix; One " virtual MSC/VLR " has unique MSCnumber, unique VLRnumber, unique MSRN prefix.These data configurations relevant with " virtual MSC/VLR " in table 1.

Step 103 judges whether the business of travelling carriage relates to MSCnumber, VLRnumber, MSRN prefix;

Step 104, the area that obtains correspondence according to the GCI at travelling carriage place;

Step 105 is obtained corresponding " virtual MSC/VLR " according to this area;

Step 106 is obtained corresponding MSCnumber, VLRnumber, MSRN prefix according to " virtual MSC/VLR ";

Step 107 uses MSCnumber, the VLRnumber, the MSRN prefix that obtain to carry out the processing of mobile station service.

When the travelling carriage generation is professional, role of the present invention: the area at place in the time of can business taking place by " virtual MSC/VLR " sign user of mobile station.For example: 1) if user's occurrence positions between " virtual MSC/VLR " upgrades, " virtual MSC/VLR " will send the GCI at the VLRnumber of correspondence and user place to HLR.2) the roaming number request of receiving HLR as if VLR, " real MSC/VLR " should be able to distribute roaming number according to the GCI (the corresponding area of this GCI) at mobile subscriber place.The prefix of this roaming number and " virtual MSC/VLR " correspondence " MSRN prefix ".3) if " real MSC/VLR " will produce charging bill, can obtain " MSCnumber " of correspondence " virtual MSC/VLR " according to the GCI at user's fee place.

Use method of the present invention, can avoid causing other network element devices can't discern the actual area at travelling carriage place, thereby cause the difficulty that correctly to charge, can effectively improve the performance of MSC/VLR owing to a MSC/VLR covers a plurality of areas.

Above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.

Claims

1. the method for a virtual MSC/VLR is used for a MSC/VLR and can identifies a plurality of areas, and this method comprises the steps:

Step 1 is on real MSC/VLR, for distributing a virtual MSC/VLR in each area;

Step 2 when real MSC/VLR handles mobile station service, is obtained MSCnumber or the VLRnumber or the MSRN prefix of correspondence according to the Cell Global Identity GCI at travelling carriage place.

2. the method for virtual MSC/VLR as claimed in claim 1 is characterized in that, step 1 also comprises the following steps:

Step 11 classifies as a sub-district group to all sub-districts in the area of real MSC/VLR covering, sets up the corresponding relation of area and sub-district group;

Step 12 is for distributing a virtual MSC/VLR in each area;

Step 13 is for each virtual MSC/VLR distributes MSCnumber, VLRnumber, MSRN prefix;

3. the method for virtual MSC/VLR as claimed in claim 2 is characterized in that, step 2 also comprises the following steps:

Step 21 when real MSC/VLR handles mobile station service, if relate to the processing of MSCnumber or VLRnumber or MSRN, enters the processing of step 22, otherwise end process;

Step 22, real MSC/VLR obtains corresponding area according to the GCI at travelling carriage place;

Step 23 is obtained corresponding virtual MSC/VLR according to the area;

Step 24 is obtained corresponding MSCnumber or VLRnumber or MSRN prefix according to virtual MSC/VLR;

Step 25, MSCnumber that real MSC/VLR use gets access to or VLRnumber or MSRN prefix carry out the processing of mobile station service.

4. as the method for claim 1,2 or 3 described virtual MSC/VLR, it is characterized in that, also comprise the steps:

5. as the method for claim 1,2 or 3 described virtual MSC/VLR, it is characterized in that described MSCnumber or VLRnumber or MSRN prefix are corresponding one by one with the mobile subscriber.