CN101715219B - Automatic mobile terminal removing method for indoor base station - Google Patents

Abstract

Translated fromChinese

本发明涉及室内基站自主迁移移动终端的方法，包括步骤：在建筑物室内建立由所述室内基站信号覆盖的服务区，所述室内基站通过室内基站网关直接接入核心网；所述室内基站对进入自身服务区的移动终端作迁移管理。本发明的技术方案，使得运营商无需在室外宏基站内将室内基站配置为邻区，而采用室内基站持续地进行自动牵引、迁移移动终端的方法来实现快速、准确地使移动终端工作在自己归属室内基站的方法。这种方法解决了网络管理成本高、盲目配置邻区列表的问题，完成由室内基站控制移动终端的功能。同时解决了上述室内基站只能一次性的牵引、迁移移动终端，一旦室内基站成功迁移某一个移动终端，便再也无法继续牵引其他仍然位于宏基站覆盖区域的移动终端的问题。为运营商提供了成本低综合效果好的室内信号覆盖的完满解决方案。

The present invention relates to a method for autonomously relocating a mobile terminal by an indoor base station, comprising the steps of: establishing a service area covered by the signal of the indoor base station indoors in a building, and the indoor base station is directly connected to the core network through an indoor base station gateway; the indoor base station is connected to the core network Migration management is performed for mobile terminals entering their own service area. The technical solution of the present invention makes it unnecessary for the operator to configure the indoor base station as a neighboring cell in the outdoor macro base station, and adopts the method of continuously automatically pulling and relocating the mobile terminal by the indoor base station to quickly and accurately make the mobile terminal work in its own Indoor base station method. This method solves the problems of high network management cost and blindly configuring the neighbor list, and completes the function of controlling the mobile terminal by the indoor base station. At the same time, it solves the problem that the indoor base station can only pull and relocate mobile terminals at one time. Once the indoor base station successfully migrates a certain mobile terminal, it can no longer continue to pull other mobile terminals still located in the coverage area of the macro base station. It provides operators with a complete solution for indoor signal coverage with low cost and comprehensive effect.

Description

Indoor base station independently moves the method for portable terminal

Technical field

The present invention relates to moving communicating field, relate in particular to the method that indoor base station independently moves portable terminal.

Background technology

In existing cellular mobile communication system, radio network controller carries out unified planning and management with standard agreement to macro base station, keeps the information list to macro base station all the time.3G (Third Generation) Moblie has a little less than operating frequency height, the penetration capacity with respect to second generation GSM, and space loss business big, 70% occurs in characteristics such as business service indoor, that the user needs high speed and broadband.Therefore simple through improving the indoor mode of macro base station user capacity and macro base station signal introducing, not only investment is very big, also brings very big load pressure for whole Network Management.

Summary of the invention

Above-mentioned defective when the objective of the invention is to solve prior art and in carrying out the mobile communication wireless signal cabin, covering; Provide a kind of in the 3G (Third Generation) Moblie indoor base station is used, the realization to continue independently mobile phone users to be moved to indoor base station from outdoor macro base station, thereby obtain more high-quality, mobile communications network service method more cheaply.

Technical scheme of the present invention promptly is the method that a kind of indoor base station independently moves portable terminal, it is characterized in that, may further comprise the steps:

At the service area that the indoor foundation of building is covered by said indoor base station signal, said indoor base station directly inserts core net through the indoor base station gateway;

Said indoor base station is made migration management to the portable terminal that gets into self service area.

In the said method, the step that described said indoor base station is made migration management to the portable terminal that gets into self service area comprises makes judgement to the portable terminal of said entering self service area,

If described portable terminal is authorized user then it is moved;

If described portable terminal is unauthorized user then it is repatriated go back to former base station.

In the said method, the portable terminal of said entering self service area is made the step of judgement and on said indoor base station, carried out.

In the said method, the portable terminal that gets into self service area is done also to comprise before the migration management step at said indoor base station:

The different territory section of autonomous selection is constructed first sub-district and second sub-district at least in wireless working field;

First sub-district and second cell operation are under base station mode, and first sub-district is drawn mobile phone users automatically,

The user who comes in to migration in second sub-district provides the wireless traffic service.

In the said method, each the territory section in the said wireless working field is independent nonoverlapping.

In the said method, when said first sub-district of autonomous structure, tectonic information is based on the information from the peripheral base station that receives.

In the said method, on said first sub-district, said portable terminal is judged whether it is authorized user, said authorized user is moved to it on second sub-district that unauthorized user will be repatriated back macro base station.

In the said method, the building method of said second sub-district is criterion with said indoor base station with GSM interference minimum each other on every side.

Indoor base station proposed by the invention; Characteristics are: support that air interface, the access way of 3-G (Generation Three mobile communication system) are to be linked into the indoor base station gateway device through indoor existing wired broadband network, be connected to the core net of 3-G (Generation Three mobile communication system) again through protocol interface.This kind structure composition has solved access way and indoor environment covers and the restriction of capacity, and mobile phone users can exclusively enjoy wireless and the wire transmission resource indoor, obtains the service of mobile broadband multimedia service.And migration of the present invention and repatriation are meant that indoor base station of the present invention guides the authorization terminal user this Serving cell of entering and it is returned the behavior of former sub-district.Autonomous migration of the present invention is meant that said indoor base station need not to be controlled by base station controller when structure first sub-district and second sub-district, but constructs and accomplish by said indoor base station is autonomous through the measurement to macro base station and peripheral GSM.

Because the architectural framework of indoor base station is different with outdoor macro base station, it has the advantages that support is moved at a slow speed, density is high, quantity is big, brings difficulty for traditional network planning; Moreover the purpose of setting up indoor base station requires portable terminal that the data service service of broadband, high speed can be provided through indoor base station except the seamless covering that realizes whole mobile communications network.Therefore when authorizing portable terminal when the outdoor macro base station overlay area moves to the indoor base station overlay area, must make portable terminal selection indoor base station as early as possible as serving BS.In order to realize this purpose; In 3-G (Generation Three mobile communication system); Must indoor base station and outdoor macro base station be handled equally; Add the information of indoor base station in the Neighboring Cell List of outdoor macro base station through network, with reach be positioned at the outdoor macro base station overlay area portable terminal can according to adjacent area list information in time measure and correct gravity treatment to the indoor base station zone.But, as previously mentioned,, bring the required matched adjacent zone quantity of outdoor macro base station sharply to increase thus because indoor base station density is high, quantity is big; Because the mobile problem that causes the neighboring BS relationship frequent variations of indoor base station self is brought difficulty to network management; Because indoor base station is the equipment of directly being purchased by the user; Its installation is arbitrarily placed by user oneself; Build through the network planning unlike the outdoor macro base station that kind and to put,, indoor base station is added in the Neighboring Cell List of macro base station brought very big difficulty like this so be difficult to obtain the neighbouring relations of indoor base station and outdoor base station accurately; When mobile network's upgrading and enlarging, it is more complicated that this relative position relation becomes.These above factors make and realize that portable terminal is operated in the success rate that oneself belongs to indoor base station exactly and reduces greatly that bringing bigger problem is the uncertainty of disturbing in the GSM.

As shown in Figure 3, the network configuration of technical scheme of the present invention has been described, wherein:

Uu: the air interface of 3-G (Generation Three mobile communication system);

Iub: outdoor macro base station and radio network controller interface;

Iu: the interface of radio network controller/indoor base station gateway and mobile core network;

Adopted technical scheme of the present invention; Make that operator need not in outdoor macro base station, indoor base station to be configured to the adjacent area, and the method that adopts indoor base station to draw, move portable terminal constantly automatically realizes making quickly and accurately portable terminal to be operated in the own method that belongs to indoor base station.This method has solved high, the problem of configuring neighbor cell list blindly of network administration cost, accomplishes the function by indoor base station control portable terminal.Solved above-mentioned indoor base station simultaneously and can only disposablely draw, move portable terminal,, just again can't continue to draw the problem that other still are positioned at the portable terminal of macro base station coverage area in case indoor base station successfully moves some portable terminals.Technical scheme of the present invention can make indoor base station have the function of lasting traction automatically, migration portable terminal, hangs down the good satisfactory solution of resultant effect for operator provides cost.

Description of drawings

Fig. 1 is that mobile phone users is moved to the indoor base station method flow diagram from outdoor macro base station in one embodiment of the present invention;

Fig. 2 is indoor base station section distribution schematic diagram in territory in affiliated working field in one embodiment of the present invention;

Fig. 3 is the schematic network structure of technical scheme of the present invention.

Embodiment

Below in conjunction with accompanying drawing embodiment is elaborated.

First sub-district of the indoor base station that in GSM, makes up with the notion of wireless working field and the example of second sub-district come embodiment is set forth.

Concrete, adopt first sub-district or first cell set and second cell set to pass through to the not migration of the signal processing method of same area section realization mobile phone users from the outdoor macro base station to the indoor base station in the working field.The key point of the processing method of each territory section is in the working field: indoor base station equipment is the system of a multiple domain section job in working field, and each the territory section in the working field is independent nonoverlapping, the width of territory section can be identical also can be different; Intersegmental interval, territory can be for 0 can not being 0 also.Structure first sub-district on the section of one or more therein territories, sole duty is used for drawing the mobile phone users in the inlet chamber automatically, and its co-domain section can be used for second cell set; Utilize first sub-district or first cell set to receive the synchronizing signal of outdoor macro base station, proofread and correct the synchronizing signal of indoor base station, guarantee synchronous with GSM with this.

As shown in Figure 2, among the figure, 101-indoor base station is territory section 1 in working field; 201-indoor base station is territory section 2 in working field; 301 indoor base stations are territory section 3 in working field

As shown in Figure 1, the method that mobile subscriber terminal is independently moved to indoor base station from outdoor macro base station comprises the steps:

Step S101 starts indoor base station;

Step S102, at first indoor base station works in terminal pattern, and the signal of macro base station and other indoor base station around receiving is measured the power and signal quality of ambient signals, and is received the broadcast on the broadcast channel, obtains adjacent sub-district with tabulation and alien frequencies tabulation frequently;

Step S103 is according to the information that readsautonomous territory section 201 structures first sub-district of selecting in working field; According to wireless environment situation on every side, be criterion with this indoor base station with GSM interference minimum each other on every side, autonomousother territory section 301 structures second sub-district of selecting in working field;

Step S104 converts indoor base station into base station mode, on first sub-district and second sub-district, sends broadcast channel and pilot channel respectively, and draw the portable terminal of outdoor macro base station overlay area automatically first sub-district;

Step S105, on first sub-district, the portable terminal that traction is got into judges whether to be authorized user;

Step S106, unauthorized user will be repatriated back macro base station;

Step S107 is moved to second sub-district with authorized user, sets up service channel according to business demand, provides professional.

Claims (4)

1. indoor base station independently moves the method for portable terminal, it is characterized in that, may further comprise the steps:

At the service area that the indoor foundation of building is covered by said indoor base station signal, said indoor base station directly inserts core net through the indoor base station gateway;

The autonomous selection constructed first sub-district and second sub-district with the different territory section of class field in wireless working field;

Said first sub-district and said second cell operation are under the indoor base station pattern, and mobile phone users is independently moved in first sub-district, and the user who comes in to migration in said second sub-district provides the wireless traffic service;

Said indoor base station is made migration management to the portable terminal that gets into self service area, comprising: on said indoor base station, the portable terminal of said entering self service area is made judgement;

If described portable terminal is authorized user then it is moved;

If described portable terminal is unauthorized user then it repatriated go back to former base station, wherein,

Described autonomous migration is meant that said indoor base station need not to be controlled by base station controller when structure first sub-district and second sub-district, but constructs and accomplish by said indoor base station is autonomous through the measurement to macro base station and peripheral GSM.

2. the indoor base station method of independently moving portable terminal according to claim 1; It is characterized in that when autonomous structure first sub-district, indoor base station works in terminal pattern; The signal of macro base station and other indoor base station around receiving; Measure the power and signal quality of ambient signals, and receive the broadcast on the broadcast channel, obtain adjacent sub-district with tabulation and alien frequencies tabulation frequently.

3. the indoor base station method of independently moving portable terminal according to claim 1; It is characterized in that on said first sub-district, said portable terminal is judged whether it is authorized user; Said authorized user is moved to it on said second sub-district, and unauthorized user will be repatriated back macro base station.

4. the indoor base station method of independently moving portable terminal according to claim 1 is characterized in that, the method for independently constructing said second sub-district is criterion with said indoor base station with GSM interference minimum each other on every side.

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