CN101925142B - Cell switching control method, network equipment and system - Google Patents

Cell switching control method, network equipment and system Download PDF

Info

Publication number
CN101925142B
CN101925142B CN200910148387.4A CN200910148387A CN101925142B CN 101925142 B CN101925142 B CN 101925142B CN 200910148387 A CN200910148387 A CN 200910148387A CN 101925142 B CN101925142 B CN 101925142B
Authority
CN
China
Prior art keywords
terminal
information
target cell
plmn
switching judgment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN200910148387.4A
Other languages
Chinese (zh)
Other versions
CN101925142A (en
Inventor
张宏平
邢平平
郭轶
谢明江
黄敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN200910148387.4A priority Critical patent/CN101925142B/en
Publication of CN101925142A publication Critical patent/CN101925142A/en
Application granted granted Critical
Publication of CN101925142B publication Critical patent/CN101925142B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a cell switching control method, network equipment and a system, which relate to the technical field of communication, can ensure that a terminal is switched to a proper cell and avoid dropped call of the terminal, do not affect normal test of the cell and ensure the normal work of a cell retention mechanism. The cell switching control method provided by the embodiment of the invention comprises the following steps of: acquiring switching judgment information required when the terminal is switched to a target cell, wherein the switching judgment information comprises public local mobile network (PLMN) information of the terminal; and controlling the switching from the terminal to the target cell according to the switching judgment information. The method is suitable for the scenes which need to control cell switching.

Description

Control method, the network equipment and the system that switch a kind of community
Technical field
The present invention relates to communication technical field, relate in particular to control method, the network equipment and the system that switch a kind of community.
Background technology
Along with the development of mobile communication technology, the service quality that mobile communication system can provide is more and more higher.Third generation partner program tissue (3rd Generation Partnership Project, 3GPP) is in order to keep long-term competitive advantage, still in the work of formulating and optimizing of constantly carrying out long evolving system (LTE) standard.
For different services is provided for different user, prior art is in the time of the signing connecting system of each user, can determine corresponding access grade (Access Class for this user, and Home Public Land Mobile Network network (Public Local Mobile Network, PLMN) AC).For example, comprise AC0 to AC9 for the common access grade of domestic consumer, its access power is applicable to the PLMN of ownership and the PLMN of visit.
Special access grade for special user comprises AC11 to AC15, and wherein, AC11 and AC15, can be assigned as management, PLMN office worker etc. for PLMN, and its access power is only applicable to the PLMN of ownership; AC12, AC13 and AC14, can be assigned as for the application of security department, public utility department (as the supply department of water, coal gas etc.) and urgency traffic etc., and its access power is applicable in the national region under Home PLMN.Special user can have a common access grade and one or more special access grade simultaneously.
At the test period at base station deployment initial stage, or during network needs Emergency Maintenance after breaking down, operator can arrange community access limitation, for example, the state of respective cell can be arranged to retain (Reserved) state, the PLMN user (as the user of AC11 and AC15) of this reservation community Zhi Geigai operator uses, open to other users' uses (comprising the PLMN user with AC11 and/or AC15 grade of other operators), to avoid affecting the business of normal users, and reduce the impact on test.
But, many problems in prior art, are also there are, for example, when the user of connected state need to be switched to a certain PLMN of Target cell, and Target cell under this PLMN is in the time of reserved state, can allow the user of all AC11 of possessing and AC15 to be switched to the Target cell under this PLMN, comprise the user who does not belong to this PLMN, but because the Target cell under this PLMN is in reserved state, Target cell under this PLMN can not provide service for the user of the AC11 under other PLMN and AC15, this processing mode is disagreed with the definition of the access authority to AC11 and AC15 user, thereby cause certain customers to be switched to this community by mistake and caused call drop, and the proper testing of Hui Dui community causes very large impact.
Summary of the invention
For solving problems of the prior art, control method, the network equipment and system that embodiments of the invention provide a kind of community to switch.
For achieving the above object, embodiments of the invention adopt following technical scheme:
The control method that switch community, described method comprises:
Required switching judgment information when obtaining terminal and switching to Target cell, described switching judgment information comprises the Home Public Land Mobile Network network PLMN information of terminal;
Switching according to from described switching judgment information control terminal to described Target cell.
A kind of network equipment, the described network equipment comprises:
Acquiring unit, required switching judgment information when obtaining terminal and switch to Target cell, described switching judgment information comprises the Home Public Land Mobile Network network PLMN information of terminal, or, described switching judgment information comprises the Home PLMN information of terminal, and indicates whether this terminal is the test terminal indication information of test terminal and/or the access grade information of terminal of respective cell;
Switch control unit, the switching judgment information getting according to described acquiring unit, control terminal is to the switching of described Target cell.
A kind of communication system, comprises the above-mentioned network equipment.
The technical scheme that the embodiment of the present invention provides, by obtaining the Home PLMN information of terminal, in the time that terminal is switched to Target cell, can whether allow this terminal to be switched to Target cell according to the Home PLMN information judgement of this terminal, solve in prior art when Target cell is during in reserved state, cannot adjudicate the certain customers that cause according to PLMN information and be switched to the problem that bring this Target cell by mistake.The technical scheme of the embodiment of the present invention, can guarantee that terminal switches to suitable community, avoids terminal call drop, and does not affect the proper testing to community, thereby guaranteed the normal work of community retention mechanism.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The control method flow chart that Fig. 1 switches for the community that the embodiment of the present invention one provides;
The control method flow chart that Fig. 2 switches for the community that the embodiment of the present invention two provides;
The source access network element that Fig. 3 provides for the embodiment of the present invention two obtains the method flow diagram of terminal attaching PLMN ID;
The source access network element that Fig. 4 provides for the embodiment of the present invention two obtains another method flow diagram of terminal attaching PLMN ID;
The source access network element that Fig. 5 provides for the embodiment of the present invention two obtains another method flow diagram of terminal attaching PLMN ID;
The source access network element that Fig. 6 provides for the embodiment of the present invention two obtains another method flow diagram of terminal attaching PLMN ID;
The process flow figure that the source access network element that Fig. 7 provides for the embodiment of the present invention two switches according to switching judgment information control community;
The target access network unit that Fig. 8 provides for the embodiment of the present invention three obtains a kind of method flow diagram of switching judgment information;
The target access network unit that Fig. 9 provides for the embodiment of the present invention three obtains another method flow diagram of switching judgment information;
The network equipment structural representation that Figure 10 provides for the embodiment of the present invention four.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
The control method that the embodiment of the present invention one provides a kind of community to switch, as shown in Figure 1, mainly comprises the steps:
Step S1: required switching judgment information when obtaining terminal and switching to Target cell, this switching judgment information comprises Home Public Land Mobile Network network (PLMN) information of terminal;
Step S2: the switching according to above-mentioned switching judgment information control terminal to this Target cell.
In embodiments of the present invention, main to the mobile terminal in connected state, as mobile phone, situation about switching to Target cell from cell-of-origin is described.But be not limited to this, be applicable to any scene of carrying out community switching.
In the present embodiment, can, in source network side, utilize the switching judgment information getting, control terminal is to the switching of Target cell; Also can, in objective network side, utilize the switching judgment information getting, control terminal is to the switching of Target cell.Wherein, obtaining the concrete mode of switching judgment information can be referring to associated description below.
Above-mentioned switching judgment information comprises the Home PLMN information of terminal, and mainly take this Home PLMN information as Home PLMN, the situation of mark (ID) describes here, but is not limited to this, can be also the information of other indicating terminal Home PLMN information.Above-mentioned switching judgment information also can comprise test terminal indication information, and whether to indicate this terminal as the test terminal of corresponding reservation community, and/or required information is switched in state and any control community of the access grade of terminal, Target cell.This test terminal is the terminal for test network, may be that community is in the time of reserved state during the test period or network urgent maintenance at network design initial stage, and Zhi Duigai test terminal, this community provides service, not to other open-destination.
It should be noted that, in the situation that network is shared, Target cell may belong to multiple PLMN, but when terminal is carried out community switching, only can be switched to the Target cell under one of them PLMN, " state of Target cell " here refers to the state that switches the Target cell under the PLMN selecting.The state of Target cell can be reserved state or normal condition.Identical description is equally applicable to related content below.
The technical scheme that the embodiment of the present invention one provides, by obtaining the Home PLMN information of terminal, in the time that terminal is switched to Target cell, can whether allow this terminal to be switched to Target cell according to the Home PLMN information judgement of this terminal, solve in prior art when Target cell is during in reserved state, cannot adjudicate the certain customers that cause according to PLMN information and be switched to the problem that bring this Target cell by mistake.The technical scheme of the embodiment of the present invention, can guarantee that terminal switches to suitable community, avoids terminal call drop; And do not affect the proper testing to community, thereby guaranteed the normal work of community retention mechanism.
The embodiment of the present invention two mainly retains community mechanism situation to realizing in source network side describes.The control method that switch the community that the embodiment of the present invention two provides, mainly comprises following processing:
Step T1: required switching judgment information when source access network element obtains terminal and switches to Target cell.
Source access network element, as source base station, whether obtain switching judgment information, this switching judgment information can comprise the Home PLMN ID of terminal, the state of Target cell, access grade and/or the test terminal indication information of terminal, to indicate this terminal as the test terminal of corresponding reservation community.As shown in Figure 2, comprising:
Step T11: source base station obtains the state of Target cell.
In the time that community is brought into use, and cell status is while changing, and the base station under this community can be to the cell status information of adjoining base station notice oneself.Source base station can be known according to this cell status information the state (as whether in reserved state) of Target cell.
Step T12: source base station obtains the Home PLMN ID of terminal, access grade or the test terminal indication information of terminal.
In the time of terminal originating service, source base station obtains the access grade information of terminal and the PLMNID of terminal attaching.Or source base station obtains the test terminal indication information of terminal and the PLMN ID of terminal attaching.Or source base station obtains the access grade information of terminal and the PLMNID of test terminal indication information and terminal attaching.
Herein, the access grade information of terminal and test terminal indication information can be two kinds of information with identical functions, all can know according to any information wherein whether corresponding reservation community can provide service for this terminal.Can adopt the mode that terminal is divided into different access grades, the access capability of indicating terminal, as to the terminal with access grade 11 and 15, this terminal can be accessed by corresponding community; Or, be not terminal distribution access grade, can directly adopt test terminal indication information, indicate this terminal whether can access to corresponding community.Obviously, also can utilize access grade information and test terminal indication information to carry out the access authority of indicating terminal simultaneously.
The PLMN ID that mainly source base station is obtained terminal attaching below, the access grade information of terminal and/or the method for test terminal indication information are described, and at least can comprise following mode:
Mode one
As shown in Figure 3, source base station obtains the PLMN ID of terminal attaching, the access grade information of test terminal indication information and/or terminal by source core management network element.
In LTE system, source base station can be the base station (eNB) of evolution, source core management network element can be mobile management entity (MME), source core management network element gets the PLMN ID of terminal attaching, after the access grade information of test terminal indication information and/or terminal, by the PLMN ID of this terminal attaching, the access grade information of test terminal indication information and/or terminal sends to source access network element.
Concrete, in LTE, MME passes through S1 interface message by the PLMN ID of terminal attaching, the access grade information of test terminal indication information and/or terminal sends to eNB, S1 interface message herein can be that initial context is set up request (Initial Context Setup Request) message, can be also other message that send via S1 interface.
Referring to Fig. 3, MME can obtain the PLMN ID of terminal attaching in the following way:
1a: in the process of endpoint registration (attach), MME obtains the PLMN ID of this terminal attaching from user's subscribed services device (HSS), the access grade information of this terminal and Home PLMN ID are as a part for CAMEL-Subscription-Information, be stored in HSS, or in other servers of core net, MME can obtain the PLMN ID of this terminal attaching from preserve the server of PLMN ID of this terminal attaching.
1b:MME resolves the global mobile user identification (International MobileSubscriber Identity, IMSI) of this terminal of preserving, to obtain the PLMN ID of this terminal attaching.
ENB storing received is to the PLMN ID of the terminal attaching from MME, for the judgement of community switching.
Further, MME can obtain test terminal indication information in the following way:
MME is according to the access grade information acquisition test terminal indication information of terminal, MME can be according to the access grade information that is this terminal distribution, obtain this test terminal indication information, for example, in the time that the access grade of terminal is 11 or 15, it is the test terminal of respective cell that the test terminal indication information of acquisition is indicated this terminal.
Or MME, in the registration process of described terminal, obtains test terminal indication information from user's subscribed services device, this test terminal indication information is stored in user's subscribed services device as a part for CAMEL-Subscription-Information.
Mode two
Source base station obtains the PLMN ID of this terminal attaching, the access grade information of test terminal indication information and/or terminal by terminal.
Referring to Fig. 4, eNB can obtain the PLMN ID of terminal attaching in the following way, the access grade information of test terminal indication information and/or terminal:
Terminal acquires the PLMN ID of this terminal attaching, after the access grade information of test terminal indication information and/or terminal, by Radio Resource control connection (Radio Resource Control-connection, RRC) dedicated signaling message, sends to eNB by the PLMN ID of this terminal attaching.
Wherein, in the SIM/USIM of terminal card, can preserve access grade and/or the test terminal indication information of this terminal, and the PLMN ID of ownership, terminal can be obtained PLMN ID and/or the test terminal indication information of this terminal attaching that SIM/USIM card preserved, send to eNB, for example, connect in process of establishing at RRC, terminal sends to eNB by RRC connection setup complete message by the PLMN ID of terminal attaching;
Or, in the SIM/USIM card of terminal, preserve the IMSI of terminal, this IMSI of terminal parses, to obtain the PLMN ID of this terminal attaching, then terminal sends to eNB by RRC dedicated signaling message by the PLMN ID of this terminal attaching.
Or terminal, by resolving the access grade information of the described terminal of preserving, obtains the test terminal indication information of described terminal.
The PLMN ID of the above-mentioned terminal attaching that eNB storing received arrives, the judgement of switching for community.
Mode three
Source base station obtains the PLMN ID of this terminal attaching, the access grade information of test terminal indication information and/or terminal by terminal.
By the PLMN ID of terminal attaching, the access grade information of test terminal indication information and/or terminal, as the one of terminal access capability, is carried in terminal access capability information.In endpoint registration process, MME obtains the access capability information of terminal, and in initial context process of establishing, terminal access capability information is sent to base station by MME, thereby brings source base station by the PLMN ID of terminal attaching.
Referring to Fig. 5, eNB can obtain the PLMN ID of terminal attaching in the following way, and the access grade information of test terminal indication information and/or terminal, specifically comprises:
1, terminal is obtained the PLMN ID of this terminal attaching, the access grade information of test terminal indication information and/or terminal.
Terminal is obtained the PLMN ID of this terminal attaching, the method of the access grade information of test terminal indication information and/or terminal can be referring to the description of related content in mode two, for example, terminal is obtained the PLMN ID of the terminal attaching of depositing in SIM/USIM card, the access grade information of test terminal indication information and/or terminal, or the IMSI that deposits from SIM/USIM card of terminal parses the PLMN ID of terminal attaching.
2, in terminal ability information, increase terminal PLMN id information, the access grade information of test terminal indication information and/or terminal.In endpoint registration process, terminal brings eNB by terminal ability information (UE CapabilityInformation) message by terminal access capability information.
3, eNB further indicates (UE Capability Info Idication) message by terminal ability information, brings MME by terminal access capability information.
4, in initial context process of establishing, set up request message by initial context, MME is by the terminal attaching PLMN ID being carried in ability information, and the access grade information band of test terminal indication information and/or terminal is to eNB.
5, eNB stores the Home PLMN ID of terminal, the access grade information of test terminal indication information and/or terminal, the judgement of switching for community.
Three kinds of modes that above-mentioned source access network element obtains switching judgment information can be applied in the scene of the terminal initial access network in Idle state, in the time that the terminal of access network is switched between different districts, can also adopt alternate manner to obtain switching judgment information.For example, when by following step T2, source access network element control terminal switches to after target access network unit, this target access network unit is source access network element when switch community next time, this target access network unit need to obtain switching judgment information, switch with the community of carrying out next time, at this moment, this target access network unit can obtain switching judgment information in the following way:
Mode four
In cell switch process, or after having switched, the described switch decision message that the last source access network element of source access network element receiving terminal sends by X2 interface message or S1 interface message.Be that current goal access network element (the source access network element next time switching) receives the switch decision message that current source access network element sends by X2 interface message or S1 interface message.The concrete processing mode of which is referring to the content shown in Fig. 8 and Fig. 9.
Mode five
In cell switch process, or after having switched, the switching judgment information that target access network unit (the source access network element next time switching) receiving terminal sends by specific messages.For example, as shown in Figure 6, terminal sends handoff completion message, and in LTE system, this handoff completion message can complete message for RRC connects reprovision.In this handoff completion message, carry above-mentioned switching judgment information.
The above-mentioned switching judgment information of this target access network unit storage, for the judgement that switch community next time.
Step T2: source access network element is the switching to described Target cell according to described switching judgment information control terminal.
Above-mentioned control processing can be as shown in step T21 in Fig. 2, after receiving measurement report, carries out source access network element, source access network element judges whether to allow terminal incision Target cell according to above-mentioned switching judgment information, if allow, terminal is cut to Target cell, if do not allow, can select other communities to switch; As shown in step T22 in Fig. 2, also can in the time of the access network element sending measuring control of source, carry out, if not allowing terminal cuts to this Target cell, this Target cell is listed in when sending measuring control in the blacklist that terminal measures, make terminal not measure this Target cell, thereby guarantee that terminal switches to suitable community, avoids terminal call drop, and do not affect the proper testing to community, guaranteed the normal work of community retention mechanism.
As shown in Figure 7, the processing method that the source access network element (base station) below the embodiment of the present invention two being provided switches according to switching judgment information control community describes.
1, base station obtains switching judgment information, and this switching judgment information can comprise PLMN ID, the access grade of terminal and the cell status of Target cell of terminal attaching; Or this switching judgment information can comprise the cell status of PLMN ID, test terminal indication information and the Target cell of terminal attaching.
2, base station judges whether the state of the PLMN under the Target cell that is switched to is reserved state.If not reserved state, judgement is not limited, allows to switch.
If the state of the PLMN under 3 Target cells is reserved state, further judge whether terminal has the access grade of AC11 and/or AC15, if do not had, adjudicate limitedly, do not allow to switch.If had, enter step 4;
Or, if the state of PLMN under Target cell is reserved state, further judge that whether test terminal indication information indicates this terminal is the test terminal of this Target cell, if so, enter step 4, if not, adjudicate limitedly, do not allow to switch.
4, base station is according to obtaining the Home PLMN ID of terminal, the PLMN information that further judges terminal attaching whether with Target cell under PLMN consistent, if consistent, judgement is not limited, allows to switch; If inconsistent, adjudicate limited, do not allow switch.
The execution sequence of step shown in Fig. 7 is not limited, can carry out as required concrete adjustment.For example, the PLMN that can first judge terminal attaching whether with Target cell under PLMN consistent, if when consistent, judge whether the PLMN under Target cell is reserved state, if not reserved state allows switching; If reserved state, allows this terminal with AC11 and/or AC15 access grade to switch to this Target cell, or, allow test terminal to switch to this Target cell.When the PLMN of terminal attaching whether with Target cell under PLMN inconsistent, judge whether the PLMN under Target cell is reserved state, if not reserved state allows to switch; If reserved state, does not allow to switch to this Target cell.
In the embodiment of the present invention two, source base station control terminal switches to after target BS, and target BS also needs to obtain switching judgment information, and concrete processing method is referring to the mode four in the embodiment of the present invention two and mode five.
The technical scheme that the embodiment of the present invention provides, by obtaining the Home PLMN information of terminal, in the time that terminal is switched to Target cell, can whether allow this terminal to be switched to Target cell according to the Home PLMN information judgement of this terminal, solve in prior art when Target cell is during in reserved state, cannot adjudicate the certain customers that cause according to PLMN information and be switched to the problem that bring this Target cell by mistake.The technical scheme of the embodiment of the present invention, can guarantee that terminal switches to suitable community, avoids terminal call drop, and does not affect the proper testing to community, thereby guaranteed the normal work of community retention mechanism.
The embodiment of the present invention three mainly retains community mechanism situation to realizing in objective network side describes.The control method that switch the community that the embodiment of the present invention three provides, mainly comprises following processing:
Step V1: required switching judgment information that target access network unit obtains terminal while switching to Target cell, described switching judgment information comprises the Home PLMN information of terminal.
Target access network unit, as the base station of target evolution (eNB), can obtain above-mentioned switching judgment information in the following way:
Mode one
Target eNB is obtained above-mentioned switching judgment information by source eNB.
As shown in Figure 8, source eNB is in handoff preparation phase, by X2 interface message by switching judgment information, as the PLMN ID of terminal attaching, the access grade of terminal and/or test terminal indication information, send to target eNB, and this X2 interface message can be handover request message.Target eNB is stored this target handover information, the judgement of switching for community.
Mode two
Target eNB is obtained above-mentioned switching judgment information by source eNB.
As shown in Figure 9, source eNB sends S1 interface message to MME, in this S1 interface message, carries above-mentioned switching judgment information, and this S1 interface message receiving is forwarded to target eNB by MME, and this S1 interface message can be handover request message.Target eNB is stored this target handover information, the judgement of switching for community.
Step V2: target access network unit is the switching to described Target cell according to described switching judgment information control terminal.
Target eNB is the switching to Target cell according to the cell status control terminal of the access grade of the PLMN ID of terminal attaching, terminal and/or test terminal indication information and Target cell, and concrete processing method is referring to as Fig. 7.
The technical scheme that the embodiment of the present invention provides, by obtaining the Home PLMN information of terminal, in the time that terminal is switched to Target cell, can whether allow this terminal to be switched to Target cell according to the Home PLMN information judgement of this terminal, solve in prior art when Target cell is during in reserved state, cannot adjudicate the certain customers that cause according to PLMN information and be switched to the problem that bring this Target cell by mistake.The technical scheme of the embodiment of the present invention, can guarantee that terminal switches to suitable community, avoids terminal call drop, and does not affect the proper testing to community, thereby guaranteed the normal work of community retention mechanism.
The embodiment of the present invention four provides a kind of network equipment, and as shown in figure 10, this network equipment comprises:
Acquiring unit 101, required switching judgment information when obtaining terminal and switch to Target cell, this switching judgment information comprises the Home PLMN information of terminal, or, this switching judgment information comprises the Home PLMN information of terminal, and indicates whether this terminal is the test terminal indication information of test terminal and/or the access grade information of terminal of respective cell;
Switch control unit 102, the switching judgment information getting according to acquiring unit 101, control terminal is to the switching of this Target cell.
The above-mentioned network equipment can be positioned at source network side, also can be positioned at objective network side.
In the time that the network equipment is positioned at source network side, in the time that the network equipment obtains the Home PLMN information of terminal, acquiring unit 101 also further comprises:
Information receiving module, sends by S1 interface message for reception sources core management network element, the switching judgment information that this source core management network element obtains; Or receiving terminal sends by RRC dedicated signaling message, the switching judgment information that this terminal obtains; Or receiving terminal sends by terminal ability information, the switching judgment information that this terminal obtains, or, the described switching judgment information that the last source access network element of receiving terminal sends by X2 interface message or S1 interface message.
Above-mentioned S1 interface message is that initial context is set up request message, and above-mentioned RRC dedicated signaling message is RRC connection setup complete message or handoff completion message.
When the above-mentioned network equipment is positioned at objective network side, for obtaining switching judgment information, acquiring unit 101 can comprise:
Discriminative information receiver module, the described switching judgment information sending by X2 interface message or S1 interface message for reception sources access network element.Optionally, this X2 interface message or S1 interface message are handover request message.
Further, above-mentioned switch control unit 102 comprises:
Determination module, be used for according to described switching judgment information, the state of determining the affiliated PLMN in described Target cell is reserved state, and at least one following condition is set up: the test terminal that described terminal is this Target cell, or the access grade of described terminal is access grade 11 and/or access grade 15;
Dissection process module, whether consistent with the PLMN under described Target cell for resolving the Home PLMN information of described terminal, if consistent, allow described terminal to switch to described Target cell; If inconsistent, refuse described terminal and be switched to described Target cell.
Only provide a kind of example of switch control unit 102 herein, but be not limited to this, for example, the PLMN that first switch control unit 102 also can judge terminal attaching whether with Target cell under PLMN consistent, if when consistent, judge whether the PLMN under Target cell is reserved state, if not reserved state allows to switch; If reserved state, allows this terminal with AC11 and/or AC15 access grade to switch to this Target cell, or, allow test terminal to switch to this Target cell.When the PLMN of terminal attaching whether with Target cell under PLMN inconsistent, judge whether the PLMN under Target cell is reserved state, if not reserved state allows to switch; If reserved state, does not allow to switch to this Target cell.
The specific works method of apparatus of the present invention embodiment is referring to embodiment of the method for the present invention.
The embodiment of the present invention also provides a kind of communication system, and this system comprises the above-mentioned network equipment.
The technical scheme that the embodiment of the present invention provides, by obtaining the Home PLMN information of terminal, in the time that terminal is switched to Target cell, can whether allow this terminal to be switched to Target cell according to the Home PLMN information judgement of this terminal, solve in prior art when Target cell is during in reserved state, cannot adjudicate the certain customers that cause according to PLMN information and be switched to the problem that bring this Target cell by mistake.The technical scheme of the embodiment of the present invention, can guarantee that terminal switches to suitable community, avoids terminal call drop, and does not affect the proper testing to community, thereby guaranteed the normal work of community retention mechanism.
Those skilled in the art can be well understood to the mode that the present invention can add essential general hardware platform by software and realize.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can software product form embody, this computer software product can be stored in storage medium, as ROM/RAM, magnetic disc, CD etc., comprise that some instructions (can be personal computers in order to make a computer equipment, server, or the network equipment etc.) carry out the method described in some part of each embodiment of the present invention or embodiment.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.

Claims (8)

  1. The control method that switch 1.Yi Zhong community, is characterized in that, described method comprises:
    Required switching judgment information that the base station of source evolution obtains terminal while switching to Target cell, described switching judgment information comprises the Home Public Land Mobile Network network PLMN information of terminal; Switching according to from described switching judgment information control terminal to described Target cell;
    Wherein, when the base station of described source evolution obtains terminal and switches to Target cell, required switching judgment information comprises:
    The base station reception sources core management network element of source evolution sends by S1 interface message, the described switching judgment information that this source core management network element obtains; Or,
    The base station receiving terminal of source evolution sends by Radio Resource control connection RRC dedicated signaling message, the described switching judgment information that this terminal obtains; Or,
    The base station receiving terminal of source evolution sends by terminal ability information, the described switching judgment information that this terminal obtains; Or,
    The described switching judgment information that the base station of the last source evolution of the base station receiving terminal of source evolution sends by X2 interface message or S1 interface message;
    Wherein, described switching judgment information also comprises whether this terminal of indication is the test terminal indication information of test terminal and/or the access grade information of test terminal of respective cell.
  2. 2. the control method that switch community according to claim 1, is characterized in that,
    The S1 interface message that described source core management network element sends is that initial context is set up request message;
    X2 interface message or S1 interface message that the base station of the last source evolution of described terminal sends are handover request message;
    Described RRC dedicated signaling message is RRC connection setup complete message, or described RRC dedicated signaling message is handoff completion message.
  3. 3. the control method that switch community according to claim 1, is characterized in that,
    Source core management network element is by resolving the global mobile user identification IMSI of described terminal, obtain the Home PLMN information of described terminal, or, source core management network element, in the registration process of described terminal, from user's subscribed services device, obtain the Home PLMN information of described terminal;
    Described terminal is the Home PLMN information of preserving as the Home PLMN information of this terminal, or the IMSI of the described terminal that described terminal parses is preserved, obtains the Home PLMN information of described terminal;
    Source core management network element is according to test terminal indication information described in the access grade information acquisition of terminal, or source core management network element in the registration process of described terminal, obtains described test terminal indication information from user's subscribed services device; And,
    The test terminal indication information of described terminal using the test terminal indication information of preserving as this terminal, or described terminal, according to the access grade information of preserved described terminal, obtains the test terminal indication information of described terminal.
  4. 4. the control method that switch community according to claim 1, is characterized in that, the base station of described source evolution comprises to the switching of described Target cell according to described switching judgment information control terminal:
    The base station of source evolution is according to described switching judgment information, the state of determining the affiliated PLMN in described Target cell is reserved state, and at least one following condition is set up: the test terminal that described terminal is this Target cell, or the access grade of described terminal is access grade 11 and/or access grade 15;
    Whether the Home PLMN information of resolving described terminal is consistent with the PLMN under described Target cell, if consistent, allows described terminal to switch to described Target cell; If inconsistent, refuse described terminal and be switched to described Target cell.
  5. 5. a network equipment, is characterized in that, the described network equipment comprises:
    Acquiring unit, required switching judgment information when obtaining terminal and switch to Target cell, described switching judgment information comprises the Home Public Land Mobile Network network PLMN information of terminal, or, described switching judgment information comprises the Home PLMN information of terminal, and indicates whether this terminal is the test terminal indication information of test terminal and/or the access grade information of test terminal of respective cell;
    Switch control unit, the switching judgment information getting according to described acquiring unit, control terminal is to the switching of described Target cell;
    Wherein, described acquiring unit comprises:
    Information receiving module, sends by S1 interface message for reception sources core management network element, the described switching judgment information that this source core management network element obtains; Or receiving terminal sends by RRC dedicated signaling message, the described switching judgment information that this terminal obtains; Or receiving terminal sends by terminal ability information, the described switching judgment information that this terminal obtains, or, the described switching judgment information that the last source access network element of receiving terminal sends by X2 interface message or S1 interface message;
    Wherein, described switching judgment information also comprises whether this terminal of indication is the test terminal indication information of test terminal and/or the access grade information of test terminal of respective cell.
  6. 6. the network equipment according to claim 5, is characterized in that, described acquiring unit comprises:
    Discriminative information receiver module, the described switching judgment information sending by X2 interface message or S1 interface message for reception sources access network element.
  7. 7. the network equipment according to claim 5, is characterized in that, described switch control unit comprises:
    Determination module, be used for according to described switching judgment information, the state of determining the affiliated PLMN in described Target cell is reserved state, and at least one following condition is set up: the test terminal that described terminal is this Target cell, or the access grade of described terminal is access grade 11 and/or access grade 15;
    Dissection process module, whether consistent with the PLMN under described Target cell for resolving the Home PLMN information of described terminal, if consistent, allow described terminal to switch to described Target cell; If inconsistent, refuse described terminal and be switched to described Target cell.
  8. 8. a communication system, is characterized in that, described system comprises the network equipment described in claim 5 to 7 any one.
CN200910148387.4A 2009-06-17 2009-06-17 Cell switching control method, network equipment and system Active CN101925142B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200910148387.4A CN101925142B (en) 2009-06-17 2009-06-17 Cell switching control method, network equipment and system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200910148387.4A CN101925142B (en) 2009-06-17 2009-06-17 Cell switching control method, network equipment and system

Publications (2)

Publication Number Publication Date
CN101925142A CN101925142A (en) 2010-12-22
CN101925142B true CN101925142B (en) 2014-06-11

Family

ID=43339693

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200910148387.4A Active CN101925142B (en) 2009-06-17 2009-06-17 Cell switching control method, network equipment and system

Country Status (1)

Country Link
CN (1) CN101925142B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102781047B (en) * 2012-07-11 2018-04-10 中兴通讯股份有限公司 Target PLMN Notification Method and device in X2 switchings
CN104883712B (en) * 2014-02-27 2018-10-12 中国电信股份有限公司 Cell switching method and system
CN107302788A (en) * 2016-04-14 2017-10-27 中兴通讯股份有限公司 The system of selection of core net, apparatus and system
CN109547228B (en) * 2017-08-14 2021-11-23 成都鼎桥通信技术有限公司 Transmission method, base station and cluster terminal of rail transit cluster service
CN111183679A (en) * 2017-11-13 2020-05-19 Oppo广东移动通信有限公司 Method and device for triggering network switching and computer storage medium
CN109963314B (en) * 2017-12-26 2021-06-18 海能达通信股份有限公司 Method for realizing inclined base station in LTE (Long term evolution) system, communication system and source base station
CN111356205B (en) * 2018-12-21 2021-12-14 华为技术有限公司 Method and device for processing configuration information of public land mobile network
CN115396927A (en) * 2018-12-29 2022-11-25 华为技术有限公司 Communication method and device
EP3972337B1 (en) * 2019-06-21 2024-03-06 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Wireless communication method, terminal device and access network device
CN111885656A (en) * 2020-07-07 2020-11-03 中国联合网络通信集团有限公司 Network switching method and equipment

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1780477A (en) * 2004-11-25 2006-05-31 华为技术有限公司 Re-option of public land mobile network
CN1914833A (en) * 2004-01-31 2007-02-14 三星电子株式会社 Method for locating mobile terminals

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1914833A (en) * 2004-01-31 2007-02-14 三星电子株式会社 Method for locating mobile terminals
CN1780477A (en) * 2004-11-25 2006-05-31 华为技术有限公司 Re-option of public land mobile network

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
3GPP.Radio Resource Control (RRC)
3GPP.Radio Resource Control (RRC) Protocol Specification(Release 8).《3GPP TS 25.331 V8.6.0》.2009, *
Protocol Specification(Release 8).《3GPP TS 25.331 V8.6.0》.2009,

Also Published As

Publication number Publication date
CN101925142A (en) 2010-12-22

Similar Documents

Publication Publication Date Title
CN101925142B (en) Cell switching control method, network equipment and system
CN101370269B (en) Cell selection method, user terminal and access network control node
KR101763988B1 (en) Method and apparatus for communicating neighbor cells
CN103200603A (en) Drive test minimization (MDT) continuous measuring and reporting performing method under multiple public land mobile networks (PLMNs)
US20070054666A1 (en) Method and apparatus of inter-PLMN cell re-selection in a mobile communication terminal
CN102783200A (en) Geographical determination of coverage in communications systems
CN107592644B (en) Circuit domain fallback method, base station and terminal
CN102595561A (en) Method and terminal for reconstruction of radio resource control connection
CN106572508B (en) A kind of method, apparatus and base station that terminal device is switched to Target cell
US9351212B2 (en) PLMN selection method, mobile terminal, BSC and core network device
CN103037412B (en) One kind minimizes drive test relevant information sending method and wireless access network
CN102057704A (en) Mobile station device, base station device, and mobile communication system
CN101835213A (en) Reporting method of measurement report and cell switching method
CN100531254C (en) Dff-line fault information report method, device and off-line fault reason positioning system
JP2015511420A (en) Method and system for reporting FGI capability by terminal and assigning measurement task by network side
CN103260176A (en) Minimized drive test method, network element and system
CN102695232B (en) Method, device and system for service establishment
CN102948217A (en) Mobile station and wireless control apparatus
US20110269470A1 (en) Method and device for sending and acquiring antenna configuration information
CN101990234A (en) Method, device, and terminal for reporting measurement reports
CN101572906A (en) Switching method and equipment from macroscopical subdistrict to domestic subdistrict
CN1984485B (en) Method for selecting switch object residence
CN111654881B (en) Information reporting method, device and equipment
CN101772127A (en) Access control method, device and system
CN101990219A (en) Processing method of measurement report and user equipment

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant